From d9fc703246840c4b268debf48c334ba55c597dc0 Mon Sep 17 00:00:00 2001 From: Matthias Fuchs Date: Thu, 8 Mar 2007 16:25:47 +0100 Subject: [PATCH] I2C: disable flat i2c commands when CONFIG_I2C_CMD_TREE is defined Signed-off-by: Matthias Fuchs --- common/cmd_i2c.c | 40 ++++++++++++++++++++-------------------- 1 file changed, 20 insertions(+), 20 deletions(-) (limited to 'common') diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c index 45cfde2eb84..888969bc628 100644 --- a/common/cmd_i2c.c +++ b/common/cmd_i2c.c @@ -948,6 +948,26 @@ int do_i2c(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) /***************************************************/ +#if defined(CONFIG_I2C_CMD_TREE) +U_BOOT_CMD( + i2c, 6, 1, do_i2c, + "i2c - I2C sub-system\n", +#if defined(CONFIG_I2C_MULTI_BUS) + "dev [dev] - show or set current I2C bus\n" +#endif /* CONFIG_I2C_MULTI_BUS */ + "i2c speed [speed] - show or set I2C bus speed\n" + "i2c md chip address[.0, .1, .2] [# of objects] - read from I2C device\n" + "i2c mm chip address[.0, .1, .2] - write to I2C device (auto-incrementing)\n" + "i2c mw chip address[.0, .1, .2] value [count] - write to I2C device (fill)\n" + "i2c nm chip address[.0, .1, .2] - write to I2C device (constant address)\n" + "i2c crc32 chip address[.0, .1, .2] count - compute CRC32 checksum\n" + "i2c probe - show devices on the I2C bus\n" + "i2c loop chip address[.0, .1, .2] [# of objects] - looping read of device\n" +#if (CONFIG_COMMANDS & CFG_CMD_SDRAM) + "i2c sdram chip - print SDRAM configuration information\n" +#endif /* CFG_CMD_SDRAM */ +); +#else /* CONFIG_I2C_CMD_TREE */ U_BOOT_CMD( imd, 4, 1, do_i2c_md, \ "imd - i2c memory display\n", \ @@ -1002,26 +1022,6 @@ U_BOOT_CMD( " (valid chip values 50..57)\n" ); #endif - -#if defined(CONFIG_I2C_CMD_TREE) -U_BOOT_CMD( - i2c, 6, 1, do_i2c, - "i2c - I2C sub-system\n", -#if defined(CONFIG_I2C_MULTI_BUS) - "dev [dev] - show or set current I2C bus\n" -#endif /* CONFIG_I2C_MULTI_BUS */ - "i2c speed [speed] - show or set I2C bus speed\n" - "i2c md chip address[.0, .1, .2] [# of objects] - read from I2C device\n" - "i2c mm chip address[.0, .1, .2] - write to I2C device (auto-incrementing)\n" - "i2c mw chip address[.0, .1, .2] value [count] - write to I2C device (fill)\n" - "i2c nm chip address[.0, .1, .2] - write to I2C device (constant address)\n" - "i2c crc32 chip address[.0, .1, .2] count - compute CRC32 checksum\n" - "i2c probe - show devices on the I2C bus\n" - "i2c loop chip address[.0, .1, .2] [# of objects] - looping read of device\n" -#if (CONFIG_COMMANDS & CFG_CMD_SDRAM) - "i2c sdram chip - print SDRAM configuration information\n" -#endif /* CFG_CMD_SDRAM */ -); #endif /* CONFIG_I2C_CMD_TREE */ #endif /* CFG_CMD_I2C */ -- cgit v1.3.1 From 650a330dd2539130c8c324791e2f9f75aed79d4e Mon Sep 17 00:00:00 2001 From: Matthias Fuchs Date: Thu, 8 Mar 2007 16:26:52 +0100 Subject: [PATCH] I2C: add some more SPD eeprom decoding for DDR2 modules Signed-off-by: Matthias Fuchs --- common/cmd_i2c.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'common') diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c index 888969bc628..34571ee73b8 100644 --- a/common/cmd_i2c.c +++ b/common/cmd_i2c.c @@ -701,6 +701,7 @@ int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) switch(data[2]) { case 2: puts ("EDO\n"); break; case 4: puts ("SDRAM\n"); break; + case 8: puts ("DDR2\n"); break; default: puts ("unknown\n"); break; } puts ("Row address bits "); @@ -722,6 +723,7 @@ int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) case 2: puts ("HSTL 1.5\n"); break; case 3: puts ("SSTL 3.3\n"); break; case 4: puts ("SSTL 2.5\n"); break; + case 5: puts ("SSTL 1.8\n"); break; default: puts ("unknown\n"); break; } printf("SDRAM cycle time %d.%d nS\n", -- cgit v1.3.1 From ef26a08fef928b7bc11ae2c109e638dc3a016d91 Mon Sep 17 00:00:00 2001 From: "Aubrey.Li" Date: Fri, 9 Mar 2007 13:40:56 +0800 Subject: [Blackfin][PATCH-2/2] Common files changed to support bf533 platform --- MAKEALL | 9 +++++++++ Makefile | 16 +++++++--------- blackfin_config.mk | 2 +- common/cmd_bootm.c | 3 ++- config.mk | 2 +- examples/stubs.c | 2 +- include/linux/stat.h | 2 +- 7 files changed, 22 insertions(+), 14 deletions(-) (limited to 'common') diff --git a/MAKEALL b/MAKEALL index 04108bedf3f..54563981b61 100755 --- a/MAKEALL +++ b/MAKEALL @@ -312,6 +312,14 @@ LIST_coldfire=" \ LIST_avr32="atstk1002" +######################################################################### +## Blackfin Systems +######################################################################### + +LIST_blackfin=" \ + bf533-ezkit bf533-stamp \ +" + #----------------------------------------------------------------------- #----- for now, just run PPC by default ----- @@ -345,6 +353,7 @@ do nios|nios2| \ x86|I486| \ coldfire| \ + blackfin| \ avr32) for target in `eval echo '$LIST_'${arg}` do diff --git a/Makefile b/Makefile index 29180f3ea15..8bb82c5f8ec 100644 --- a/Makefile +++ b/Makefile @@ -146,7 +146,7 @@ ifeq ($(ARCH),microblaze) CROSS_COMPILE = mb- endif ifeq ($(ARCH),blackfin) -CROSS_COMPILE = bfin-elf- +CROSS_COMPILE = bfin-uclinux- endif ifeq ($(ARCH),avr32) CROSS_COMPILE = avr32- @@ -178,7 +178,7 @@ OBJS += cpu/$(CPU)/resetvec.o endif ifeq ($(CPU),bf533) OBJS += cpu/$(CPU)/start1.o cpu/$(CPU)/interrupt.o cpu/$(CPU)/cache.o -OBJS += cpu/$(CPU)/cplbhdlr.o cpu/$(CPU)/cplbmgr.o cpu/$(CPU)/flush.o +OBJS += cpu/$(CPU)/flush.o cpu/$(CPU)/init_sdram.o endif OBJS := $(addprefix $(obj),$(OBJS)) @@ -2350,14 +2350,11 @@ suzaku_config: unconfig ######################################################################### ## Blackfin ######################################################################### -ezkit533_config : unconfig - @$(MKCONFIG) $(@:_config=) blackfin bf533 ezkit533 +bf533-ezkit_config: unconfig + @$(MKCONFIG) $(@:_config=) blackfin bf533 bf533-ezkit -stamp_config : unconfig - @$(MKCONFIG) $(@:_config=) blackfin bf533 stamp - -dspstamp_config : unconfig - @$(MKCONFIG) $(@:_config=) blackfin bf533 dsp_stamp +bf533-stamp_config: unconfig + @$(MKCONFIG) $(@:_config=) blackfin bf533 bf533-stamp #======================================================================== # AVR32 @@ -2394,6 +2391,7 @@ clean: rm -f $(obj)board/netstar/*.srec $(obj)board/netstar/*.bin rm -f $(obj)board/trab/trab_fkt $(obj)board/voiceblue/eeprom rm -f $(obj)board/integratorap/u-boot.lds $(obj)board/integratorcp/u-boot.lds + rm -f $(obj)board/bf*/u-boot.lds rm -f $(obj)include/bmp_logo.h rm -f $(obj)nand_spl/u-boot-spl $(obj)nand_spl/u-boot-spl.map diff --git a/blackfin_config.mk b/blackfin_config.mk index e2747aafe97..df324b7efa9 100644 --- a/blackfin_config.mk +++ b/blackfin_config.mk @@ -21,4 +21,4 @@ # MA 02111-1307 USA # -PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN -D__blackfin__ +PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 7aae8a6d1b0..727b8726f59 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -258,7 +258,7 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) if (hdr->ih_arch != IH_CPU_MICROBLAZE) #elif defined(__nios2__) if (hdr->ih_arch != IH_CPU_NIOS2) -#elif defined(__blackfin__) +#elif defined(__bfin__) if (hdr->ih_arch != IH_CPU_BLACKFIN) #elif defined(__avr32__) if (hdr->ih_arch != IH_CPU_AVR32) @@ -1367,6 +1367,7 @@ print_type (image_header_t *hdr) case IH_CPU_MICROBLAZE: arch = "Microblaze"; break; case IH_CPU_NIOS: arch = "Nios"; break; case IH_CPU_NIOS2: arch = "Nios-II"; break; + case IH_CPU_BLACKFIN: arch = "Blackfin"; break; default: arch = "Unknown Architecture"; break; } diff --git a/config.mk b/config.mk index 6e280bc8348..582df329a47 100644 --- a/config.mk +++ b/config.mk @@ -70,7 +70,7 @@ endif endif ifeq ($(ARCH),blackfin) -PLATFORM_CPPFLAGS+= -D__BLACKFIN__ -mno-underscore +PLATFORM_CPPFLAGS+= -D__BLACKFIN__ endif ifdef ARCH diff --git a/examples/stubs.c b/examples/stubs.c index ffd314e6b35..26df6e06a15 100644 --- a/examples/stubs.c +++ b/examples/stubs.c @@ -132,7 +132,7 @@ gd_t *global_data; */ #define EXPORT_FUNC(x) \ asm volatile ( \ -" .globl " #x "\n" \ +" .globl _" #x "\n_" \ #x ":\n" \ " P0 = [P5 + %0]\n" \ " P0 = [P0 + %1]\n" \ diff --git a/include/linux/stat.h b/include/linux/stat.h index f9422cb1faf..4d05aa92d98 100644 --- a/include/linux/stat.h +++ b/include/linux/stat.h @@ -67,7 +67,7 @@ struct stat { #endif /* __PPC__ */ -#if defined (__ARM__) || defined (__I386__) || defined (__M68K__) || defined (__blackfin__) +#if defined (__ARM__) || defined (__I386__) || defined (__M68K__) || defined (__bfin__) struct stat { unsigned short st_dev; -- cgit v1.3.1 From 44ba464b99001f8bd1c456a1e9d59726252f707a Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Thu, 22 Mar 2007 00:13:12 +0100 Subject: Code cleanup / re-insert previous Copyright entries. Signed-off-by: Wolfgang Denk --- CHANGELOG | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++ MAKEALL | 12 +++++----- common/cmd_bootm.c | 36 ++++++++++++++-------------- cpu/bf533/Makefile | 2 +- lib_blackfin/Makefile | 2 +- 5 files changed, 92 insertions(+), 26 deletions(-) (limited to 'common') diff --git a/CHANGELOG b/CHANGELOG index 80984bb1c51..284ba76d898 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -1,3 +1,9 @@ +commit 2a8dfe08359a1b663418b2faa1da1d7bce34d302 +Author: Wolfgang Denk +Date: Wed Mar 21 23:26:15 2007 +0100 + + Code cleanup. Update CHANGELOG + commit e6615ecf4eaf4dd52696934aed8f5c6474cfd286 Author: Stefan Roese Date: Wed Mar 21 14:54:29 2007 +0100 @@ -51,6 +57,18 @@ Date: Wed Mar 21 08:45:17 2007 +0100 Signed-off-by: Heiko Schocher +commit 654589873dbafcf104dff133ce0d03a4506e9cc3 +Author: Aubrey Li +Date: Tue Mar 20 18:16:24 2007 +0800 + + [Blackfin][PATCH] Add BF561 EZKIT board support + +commit a6154fd1cfd020f6da8527e0365b1020a11a71d0 +Author: Aubrey Li +Date: Mon Mar 19 22:55:58 2007 +0800 + + [Blackfin][PATCH] minor cleanup + commit 389b6bb50f745bf5038ce030300d8a8512e96f79 Author: Wolfgang Denk Date: Mon Mar 19 13:10:08 2007 +0100 @@ -59,6 +77,18 @@ Date: Mon Mar 19 13:10:08 2007 +0100 Signed-off-by: Wolfgang Denk +commit 8e709bbb2636b5670a8f2b575e138eb1f55773f6 +Author: Aubrey Li +Date: Mon Mar 19 01:26:11 2007 +0800 + + [PATCH] Add flash chip M29W320ET/B support + +commit 26bf7deca364a5b33f39e8f14ddd3f4081345015 +Author: Aubrey Li +Date: Mon Mar 19 01:24:52 2007 +0800 + + [Blackfin][PATCH] Add BF537 stamp board support + commit 8423e5e31a7235d05a482627315fb11d49c17bd7 Author: Stefan Roese Date: Fri Mar 16 21:11:42 2007 +0100 @@ -100,6 +130,42 @@ Date: Tue Mar 13 09:40:59 2007 +0100 Signed-off-by: Heiko Schocher +commit 0d93de11449390a5984b0236c3612e50f6dbb7e8 +Author: Aubrey Li +Date: Mon Mar 12 12:11:55 2007 +0800 + + [Blackfin][PATCH] minor cleanup + +commit bfa5754a58477ac917d21527cd0f079d87cf188e +Author: Aubrey Li +Date: Mon Mar 12 01:42:06 2007 +0800 + + [Blackfin][PATCH] Fix BUILD_DIR option of MAKEALL building issue + +commit 8440bb14581a294375c34b91b42512f9753d1130 +Author: Aubrey Li +Date: Mon Mar 12 00:25:14 2007 +0800 + + [Blackfin][PATCH] code cleanup + +commit 8db13d63157811c839d15a313d9f2d2f5fd10af3 +Author: Aubrey Li +Date: Sat Mar 10 23:49:29 2007 +0800 + + [Blackfin][PATCH] code cleanup + +commit ef26a08fef928b7bc11ae2c109e638dc3a016d91 +Author: Aubrey.Li +Date: Fri Mar 9 13:40:56 2007 +0800 + + [Blackfin][PATCH-2/2] Common files changed to support bf533 platform + +commit 3f0606ad0b5639f7f22848fe5b4574e754d0470f +Author: Aubrey.Li +Date: Fri Mar 9 13:38:44 2007 +0800 + + [Blackfin]PATCH-1/2]: Remove obsolete blackfin port and add bf533 platform support + commit 992423ab43c2bcf6b704853bd00af77450915e20 Author: Stefan Roese Date: Thu Mar 8 23:00:08 2007 +0100 diff --git a/MAKEALL b/MAKEALL index 588c98eff18..a02d8c1188d 100755 --- a/MAKEALL +++ b/MAKEALL @@ -346,15 +346,15 @@ build_target() { for arg in $@ do case "$arg" in - ppc|5xx|5xxx|8xx|8220|824x|8260|83xx|85xx|4xx|7xx|74xx| \ - arm|SA|ARM7|ARM9|ARM10|ARM11|pxa|ixp| \ + arm|SA|ARM7|ARM9|ARM10|ARM11|ixp|pxa| \ + avr32| \ + blackfin| \ + coldfire| \ microblaze| \ mips|mips_el| \ nios|nios2| \ - x86|I486| \ - coldfire| \ - blackfin| \ - avr32) + ppc|5xx|5xxx|8xx|8220|824x|8260|83xx|85xx|4xx|7xx|74xx| \ + x86|I486) for target in `eval echo '$LIST_'${arg}` do build_target ${target} diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 727b8726f59..c0ed076bb90 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -242,26 +242,26 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) len_ptr = (ulong *)data; -#if defined(__PPC__) - if (hdr->ih_arch != IH_CPU_PPC) -#elif defined(__ARM__) +#if defined(__ARM__) if (hdr->ih_arch != IH_CPU_ARM) +#elif defined(__avr32__) + if (hdr->ih_arch != IH_CPU_AVR32) +#elif defined(__bfin__) + if (hdr->ih_arch != IH_CPU_BLACKFIN) #elif defined(__I386__) if (hdr->ih_arch != IH_CPU_I386) -#elif defined(__mips__) - if (hdr->ih_arch != IH_CPU_MIPS) -#elif defined(__nios__) - if (hdr->ih_arch != IH_CPU_NIOS) #elif defined(__M68K__) if (hdr->ih_arch != IH_CPU_M68K) #elif defined(__microblaze__) if (hdr->ih_arch != IH_CPU_MICROBLAZE) +#elif defined(__mips__) + if (hdr->ih_arch != IH_CPU_MIPS) +#elif defined(__nios__) + if (hdr->ih_arch != IH_CPU_NIOS) #elif defined(__nios2__) if (hdr->ih_arch != IH_CPU_NIOS2) -#elif defined(__bfin__) - if (hdr->ih_arch != IH_CPU_BLACKFIN) -#elif defined(__avr32__) - if (hdr->ih_arch != IH_CPU_AVR32) +#elif defined(__PPC__) + if (hdr->ih_arch != IH_CPU_PPC) #else # error Unknown CPU type #endif @@ -1354,20 +1354,20 @@ print_type (image_header_t *hdr) case IH_CPU_ALPHA: arch = "Alpha"; break; case IH_CPU_ARM: arch = "ARM"; break; case IH_CPU_AVR32: arch = "AVR32"; break; + case IH_CPU_BLACKFIN: arch = "Blackfin"; break; case IH_CPU_I386: arch = "Intel x86"; break; case IH_CPU_IA64: arch = "IA64"; break; - case IH_CPU_MIPS: arch = "MIPS"; break; + case IH_CPU_M68K: arch = "M68K"; break; + case IH_CPU_MICROBLAZE: arch = "Microblaze"; break; case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break; + case IH_CPU_MIPS: arch = "MIPS"; break; + case IH_CPU_NIOS2: arch = "Nios-II"; break; + case IH_CPU_NIOS: arch = "Nios"; break; case IH_CPU_PPC: arch = "PowerPC"; break; case IH_CPU_S390: arch = "IBM S390"; break; case IH_CPU_SH: arch = "SuperH"; break; - case IH_CPU_SPARC: arch = "SPARC"; break; case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break; - case IH_CPU_M68K: arch = "M68K"; break; - case IH_CPU_MICROBLAZE: arch = "Microblaze"; break; - case IH_CPU_NIOS: arch = "Nios"; break; - case IH_CPU_NIOS2: arch = "Nios-II"; break; - case IH_CPU_BLACKFIN: arch = "Blackfin"; break; + case IH_CPU_SPARC: arch = "SPARC"; break; default: arch = "Unknown Architecture"; break; } diff --git a/cpu/bf533/Makefile b/cpu/bf533/Makefile index ee7842a5d3d..90018f3f520 100644 --- a/cpu/bf533/Makefile +++ b/cpu/bf533/Makefile @@ -2,7 +2,7 @@ # # Copyright (c) 2005 blackfin.uclinux.org # -# (C) Copyright 2000-2004 +# (C) Copyright 2000-2006 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this diff --git a/lib_blackfin/Makefile b/lib_blackfin/Makefile index ac786626f71..3197fe1c90b 100644 --- a/lib_blackfin/Makefile +++ b/lib_blackfin/Makefile @@ -3,7 +3,7 @@ # # Copyright (c) 2005 blackfin.uclinux.org # -# (C) Copyright 2000-2004 +# (C) Copyright 2000-2006 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this -- cgit v1.3.1 From 3cb86f3e40d2a80356177434a99f75bc8baa9caf Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Sat, 24 Mar 2007 15:45:34 +0100 Subject: [PATCH] Clean up 40EZ/Acadia support This patch cleans up all the open issue of the preliminary Acadia support. Signed-off-by: Stefan Roese --- board/amcc/acadia/acadia.c | 55 +-- board/amcc/acadia/config.mk | 11 +- board/amcc/acadia/cpr.c | 40 +- board/amcc/acadia/flash.c | 1108 ------------------------------------------ board/amcc/acadia/memory.c | 555 ++------------------- board/amcc/acadia/u-boot.lds | 13 - common/serial.c | 4 +- cpu/ppc4xx/gpio.c | 214 ++++++++ cpu/ppc4xx/start.S | 51 +- include/configs/acadia.h | 300 ++++++------ include/serial.h | 2 +- 11 files changed, 443 insertions(+), 1910 deletions(-) delete mode 100644 board/amcc/acadia/flash.c create mode 100644 cpu/ppc4xx/gpio.c (limited to 'common') diff --git a/board/amcc/acadia/acadia.c b/board/amcc/acadia/acadia.c index c8aaad2d785..7d0046a22f9 100644 --- a/board/amcc/acadia/acadia.c +++ b/board/amcc/acadia/acadia.c @@ -26,9 +26,6 @@ extern void board_pll_init_f(void); -/* Some specific Acadia Defines */ -#define CPLD_BASE 0x80000000 - void liveoak_gpio_init(void) { /* @@ -54,62 +51,12 @@ void liveoak_gpio_init(void) out32(GPIO1_TCR, CFG_GPIO1_TCR); /* enable output driver for outputs */ } -#if 0 /* test-only: not called at all??? */ -void ext_bus_cntlr_init(void) -{ -#if (defined(EBC_PB4AP) && defined(EBC_PB4CR) && !(CFG_INIT_DCACHE_CS == 4)) - mtebc(pb4ap, EBC_PB4AP); - mtebc(pb4cr, EBC_PB4CR); -#endif -} -#endif - int board_early_init_f(void) { unsigned int reg; -#if 0 /* test-only */ - /* - * If CRAM memory and SPI/NAND boot, and if the CRAM memory is - * already initialized by the pre-loader then we can't reinitialize - * CPR registers, GPIO registers and EBC registers as this will - * have the effect of un-initializing CRAM. - */ - spr_reg = (volatile unsigned long) mfspr(SPRG7); - if (spr_reg != LOAK_CRAM) { /* != CRAM */ - board_pll_init_f(); - liveoak_gpio_init(); - ext_bus_cntlr_init(); - - mtebc(pb1ap, CFG_EBC_PB1AP); - mtebc(pb1cr, CFG_EBC_PB1CR); - - mtebc(pb2ap, CFG_EBC_PB2AP); - mtebc(pb2cr, CFG_EBC_PB2CR); - } -#else board_pll_init_f(); liveoak_gpio_init(); -/* ext_bus_cntlr_init(); */ -#endif - -#if 0 /* test-only (orig) */ - /* - * If we boot from NAND Flash, we are running in - * RAM, so disable the EBC_CS0 so that it goes back - * to the NOR Flash. It will be enabled later - * for the NAND Flash on EBC_CS1 - */ - mfsdr(sdrultra0, reg); - mtsdr(sdrultra0, reg & ~SDR_ULTRA0_CSNSEL0); -#endif -#if 0 /* test-only */ - /* configure for NAND */ - mfsdr(sdrultra0, reg); - reg &= ~SDR_ULTRA0_CSN_MASK; - reg |= SDR_ULTRA0_CSNSEL0 >> CFG_NAND_CS; - mtsdr(sdrultra0, reg & ~SDR_ULTRA0_CSNSEL0); -#endif /* USB Host core needs this bit set */ mfsdr(sdrultra1, reg); @@ -128,7 +75,7 @@ int board_early_init_f(void) int misc_init_f(void) { /* Set EPLD to take PHY out of reset */ - out8(CPLD_BASE + 0x05, 0x00); + out8(CFG_CPLD_BASE + 0x05, 0x00); udelay(100000); return 0; diff --git a/board/amcc/acadia/config.mk b/board/amcc/acadia/config.mk index 79b948e46bf..1524bad7727 100644 --- a/board/amcc/acadia/config.mk +++ b/board/amcc/acadia/config.mk @@ -1,5 +1,5 @@ # -# (C) Copyright 2000 +# (C) Copyright 2007 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this @@ -27,15 +27,6 @@ ifndef TEXT_BASE TEXT_BASE = 0xFFFC0000 endif -ifeq ($(CONFIG_NAND_U_BOOT),y) -LDSCRIPT = $(TOPDIR)/board/$(BOARDDIR)/u-boot-nand.lds -endif - -ifeq ($(CONFIG_SPI_U_BOOT),y) -LDSCRIPT = $(TOPDIR)/board/$(BOARDDIR)/u-boot-spi.lds -PAD_TO = 0x00840000 -endif - ifeq ($(debug),1) PLATFORM_CPPFLAGS += -DDEBUG endif diff --git a/board/amcc/acadia/cpr.c b/board/amcc/acadia/cpr.c index 10d8290e62c..9dcce35c89b 100644 --- a/board/amcc/acadia/cpr.c +++ b/board/amcc/acadia/cpr.c @@ -76,19 +76,19 @@ void board_pll_init_f(void) * | UART0 | 28.57 | 7 (0x07)| * | UART1 | 28.57 | 7 (0x07)| * | DAC | 28.57 | 7 (0xA7)| - * | ADC | 4 | 50 (0x32)| + * | ADC | 4 | 50 (0x32)| * | PWM | 28.57 | 7 (0x07)| * | EMAC | 4 | 50 (0x32)| * ----------------------------------- */ /* Initialize PLL */ - mtcpr(cprpllc, 0x20000238); - mtcpr(cprplld, 0x03010400); + mtcpr(cprpllc, 0x20000238); + mtcpr(cprplld, 0x03010400); mtcpr(cprprimad, 0x03050a0a); - mtcpr(cprperc0, 0x00000000); - mtcpr(cprperd0, 0x070a0707); /* SPI clk div. eq. OPB clk div. */ - mtcpr(cprperd1, 0x07323200); + mtcpr(cprperc0, 0x00000000); + mtcpr(cprperd0, 0x070a0707); /* SPI clk div. eq. OPB clk div. */ + mtcpr(cprperd1, 0x07323200); mtcpr(cprclkupd, 0x40000000); } @@ -117,11 +117,11 @@ void board_pll_init_f(void) */ /* Initialize PLL */ - mtcpr(cprpllc, 0x0000033C); - mtcpr(cprplld, 0x0a010000); + mtcpr(cprpllc, 0x0000033C); + mtcpr(cprplld, 0x0a010000); mtcpr(cprprimad, 0x02040808); - mtcpr(cprperd0, 0x02080505); /* SPI clk div. eq. OPB clk div. */ - mtcpr(cprperd1, 0xA6A60300); + mtcpr(cprperd0, 0x02080505); /* SPI clk div. eq. OPB clk div. */ + mtcpr(cprperd1, 0xA6A60300); mtcpr(cprclkupd, 0x40000000); } @@ -143,20 +143,20 @@ void board_pll_init_f(void) */ /* Initialize PLL */ - mtcpr(cprpllc, 0x000003BC); - mtcpr(cprplld, 0x06060600); + mtcpr(cprpllc, 0x000003BC); + mtcpr(cprplld, 0x06060600); mtcpr(cprprimad, 0x02020004); - mtcpr(cprperd0, 0x04002828); /* SPI clk div. eq. OPB clk div. */ - mtcpr(cprperd1, 0xC8C81600); + mtcpr(cprperd0, 0x04002828); /* SPI clk div. eq. OPB clk div. */ + mtcpr(cprperd1, 0xC8C81600); mtcpr(cprclkupd, 0x40000000); } -#endif /* CPU__405EZ */ +#endif /* CPU__405EZ */ #if defined(CONFIG_NAND_SPL) || defined(CONFIG_SPI_SPL) /* * Get timebase clock frequency */ -unsigned long get_tbclk (void) +unsigned long get_tbclk(void) { unsigned long cpr_plld; unsigned long cpr_primad; @@ -184,12 +184,12 @@ unsigned long get_tbclk (void) /* * Determine FBK_DIV. */ - pllFbkDiv = ((cpr_plld & PLLD_FBDV_MASK) >> 24); - if (pllFbkDiv == 0) - pllFbkDiv = 256; + pllFbkDiv = ((cpr_plld & PLLD_FBDV_MASK) >> 24); + if (pllFbkDiv == 0) + pllFbkDiv = 256; freqProcessor = (CONFIG_SYS_CLK_FREQ * pllFbkDiv) / primad_cpudv; return (freqProcessor); } -#endif /* defined(CONFIG_NAND_SPL) || defined(CONFIG_SPI_SPL) */ +#endif /* defined(CONFIG_NAND_SPL) || defined(CONFIG_SPI_SPL) */ diff --git a/board/amcc/acadia/flash.c b/board/amcc/acadia/flash.c deleted file mode 100644 index 39a11f93875..00000000000 --- a/board/amcc/acadia/flash.c +++ /dev/null @@ -1,1108 +0,0 @@ -/* - * (C) Copyright 2004-2005 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2002 Jun Gu - * Add support for Am29F016D and dynamic switch setting. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * Modified 4/5/2001 - * Wait for completion of each sector erase command issued - * 4/5/2001 - * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com - */ - -#include -#include -#include - -#ifdef DEBUG -#define DEBUGF(x...) printf(x) -#else -#define DEBUGF(x...) -#endif /* DEBUG */ - -flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/* - * Mark big flash bank (16 bit instead of 8 bit access) in address with bit 0 - */ -static unsigned long flash_addr_table[][CFG_MAX_FLASH_BANKS] = { - {0xffc00001}, /* 0:boot from big flash */ -}; - -/* - * include common flash code (for amcc boards) - */ -/*----------------------------------------------------------------------- - * Functions - */ -static int write_word(flash_info_t * info, ulong dest, ulong data); -#ifdef CFG_FLASH_2ND_16BIT_DEV -static int write_word_1(flash_info_t * info, ulong dest, ulong data); -static int write_word_2(flash_info_t * info, ulong dest, ulong data); -static int flash_erase_1(flash_info_t * info, int s_first, int s_last); -static int flash_erase_2(flash_info_t * info, int s_first, int s_last); -static ulong flash_get_size_1(vu_long * addr, flash_info_t * info); -static ulong flash_get_size_2(vu_long * addr, flash_info_t * info); -#endif - -void flash_print_info(flash_info_t * info) -{ - int i; - int k; - int size; - int erased; - volatile unsigned long *flash; - - if (info->flash_id == FLASH_UNKNOWN) { - printf("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: - printf("AMD "); - break; - case FLASH_MAN_STM: - printf("STM "); - break; - case FLASH_MAN_FUJ: - printf("FUJITSU "); - break; - case FLASH_MAN_SST: - printf("SST "); - break; - case FLASH_MAN_MX: - printf("MIXC "); - break; - default: - printf("Unknown Vendor "); - break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM040: - printf("AM29F040 (512 Kbit, uniform sector size)\n"); - break; - case FLASH_AM400B: - printf("AM29LV400B (4 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM400T: - printf("AM29LV400T (4 Mbit, top boot sector)\n"); - break; - case FLASH_AM800B: - printf("AM29LV800B (8 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM800T: - printf("AM29LV800T (8 Mbit, top boot sector)\n"); - break; - case FLASH_AMD016: - printf("AM29F016D (16 Mbit, uniform sector size)\n"); - break; - case FLASH_AM160B: - printf("AM29LV160B (16 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM160T: - printf("AM29LV160T (16 Mbit, top boot sector)\n"); - break; - case FLASH_AM320B: - printf("AM29LV320B (32 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM320T: - printf("AM29LV320T (32 Mbit, top boot sector)\n"); - break; - case FLASH_AM033C: - printf("AM29LV033C (32 Mbit, top boot sector)\n"); - break; - case FLASH_SST800A: - printf("SST39LF/VF800 (8 Mbit, uniform sector size)\n"); - break; - case FLASH_SST160A: - printf("SST39LF/VF160 (16 Mbit, uniform sector size)\n"); - break; - case FLASH_STMW320DT: - printf ("M29W320DT (32 M, top sector)\n"); - break; - case FLASH_MXLV320T: - printf ("MXLV320T (32 Mbit, top sector)\n"); - break; - default: - printf("Unknown Chip Type\n"); - break; - } - - printf(" Size: %ld KB in %d Sectors\n", - info->size >> 10, info->sector_count); - - printf(" Sector Start Addresses:"); - for (i = 0; i < info->sector_count; ++i) { - /* - * Check if whole sector is erased - */ - if (i != (info->sector_count - 1)) - size = info->start[i + 1] - info->start[i]; - else - size = info->start[0] + info->size - info->start[i]; - erased = 1; - flash = (volatile unsigned long *)info->start[i]; - size = size >> 2; /* divide by 4 for longword access */ - for (k = 0; k < size; k++) { - if (*flash++ != 0xffffffff) { - erased = 0; - break; - } - } - - if ((i % 5) == 0) - printf("\n "); - printf(" %08lX%s%s", - info->start[i], - erased ? " E" : " ", info->protect[i] ? "RO " : " "); - } - printf("\n"); - return; -} - -/* - * The following code cannot be run from FLASH! - */ -#ifdef CFG_FLASH_2ND_16BIT_DEV -static ulong flash_get_size(vu_long * addr, flash_info_t * info) -{ - /* bit 0 used for big flash marking */ - if ((ulong)addr & 0x1) { - return flash_get_size_2((vu_long *)((ulong)addr & 0xfffffffe), info); - } else { - return flash_get_size_1(addr, info); - } -} - -static ulong flash_get_size_1(vu_long * addr, flash_info_t * info) -#else -static ulong flash_get_size(vu_long * addr, flash_info_t * info) -#endif -{ - short i; - CFG_FLASH_WORD_SIZE value; - ulong base = (ulong) addr; - volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) addr; - - DEBUGF("FLASH ADDR: %08x\n", (unsigned)addr); - - /* Write auto select command: read Manufacturer ID */ - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00900090; - udelay(1000); - - value = addr2[0]; - DEBUGF("FLASH MANUFACT: %x\n", value); - - switch (value) { - case (CFG_FLASH_WORD_SIZE) AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - case (CFG_FLASH_WORD_SIZE) FUJ_MANUFACT: - info->flash_id = FLASH_MAN_FUJ; - break; - case (CFG_FLASH_WORD_SIZE) SST_MANUFACT: - info->flash_id = FLASH_MAN_SST; - break; - case (CFG_FLASH_WORD_SIZE) STM_MANUFACT: - info->flash_id = FLASH_MAN_STM; - break; - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* no or unknown flash */ - } - - value = addr2[1]; /* device ID */ - DEBUGF("\nFLASH DEVICEID: %x\n", value); - - switch (value) { - case (CFG_FLASH_WORD_SIZE) AMD_ID_LV040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x0080000; /* => 512 ko */ - break; - - case (CFG_FLASH_WORD_SIZE) AMD_ID_F040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x0080000; /* => 512 ko */ - break; - - case (CFG_FLASH_WORD_SIZE) STM_ID_M29W040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x0080000; /* => 512 ko */ - break; - - case (CFG_FLASH_WORD_SIZE) AMD_ID_F016D: - info->flash_id += FLASH_AMD016; - info->sector_count = 32; - info->size = 0x00200000; - break; /* => 2 MB */ - - case (CFG_FLASH_WORD_SIZE) AMD_ID_LV033C: - info->flash_id += FLASH_AMDLV033C; - info->sector_count = 64; - info->size = 0x00400000; - break; /* => 4 MB */ - - case (CFG_FLASH_WORD_SIZE) AMD_ID_LV400T: - info->flash_id += FLASH_AM400T; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (CFG_FLASH_WORD_SIZE) AMD_ID_LV400B: - info->flash_id += FLASH_AM400B; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (CFG_FLASH_WORD_SIZE) AMD_ID_LV800T: - info->flash_id += FLASH_AM800T; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (CFG_FLASH_WORD_SIZE) AMD_ID_LV800B: - info->flash_id += FLASH_AM800B; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (CFG_FLASH_WORD_SIZE) AMD_ID_LV160T: - info->flash_id += FLASH_AM160T; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ - - case (CFG_FLASH_WORD_SIZE) AMD_ID_LV160B: - info->flash_id += FLASH_AM160B; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ - } - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMD016)) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else { - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = - base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* read sector protection at sector address, (A7 .. A0) = 0x02 */ - /* D0 = 1 if protected */ - addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]); - - /* For AMD29033C flash we need to resend the command of * - * reading flash protection for upper 8 Mb of flash */ - if (i == 32) { - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; - addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x90909090; - } - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) - info->protect[i] = 0; - else - info->protect[i] = addr2[2] & 1; - } - - /* issue bank reset to return to read mode */ - addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; - - return (info->size); -} - -static int wait_for_DQ7_1(flash_info_t * info, int sect) -{ - ulong start, now, last; - volatile CFG_FLASH_WORD_SIZE *addr = - (CFG_FLASH_WORD_SIZE *) (info->start[sect]); - - start = get_timer(0); - last = start; - while ((addr[0] & (CFG_FLASH_WORD_SIZE) 0x00800080) != - (CFG_FLASH_WORD_SIZE) 0x00800080) { - if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { - printf("Timeout\n"); - return -1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc('.'); - last = now; - } - } - return 0; -} - -#ifdef CFG_FLASH_2ND_16BIT_DEV -int flash_erase(flash_info_t * info, int s_first, int s_last) -{ - if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_MXLV320T)) { - return flash_erase_2(info, s_first, s_last); - } else { - return flash_erase_1(info, s_first, s_last); - } -} - -static int flash_erase_1(flash_info_t * info, int s_first, int s_last) -#else -int flash_erase(flash_info_t * info, int s_first, int s_last) -#endif -{ - volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *) (info->start[0]); - volatile CFG_FLASH_WORD_SIZE *addr2; - int flag, prot, sect, l_sect; - int i; - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf("- missing\n"); - } else { - printf("- no sectors to erase\n"); - } - return 1; - } - - if (info->flash_id == FLASH_UNKNOWN) { - printf("Can't erase unknown flash type - aborted\n"); - return 1; - } - - prot = 0; - for (sect = s_first; sect <= s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf("\n"); - } - - l_sect = -1; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[sect]); - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00800080; - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00500050; /* block erase */ - for (i = 0; i < 50; i++) - udelay(1000); /* wait 1 ms */ - } else { - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00800080; - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00300030; /* sector erase */ - } - l_sect = sect; - /* - * Wait for each sector to complete, it's more - * reliable. According to AMD Spec, you must - * issue all erase commands within a specified - * timeout. This has been seen to fail, especially - * if printf()s are included (for debug)!! - */ - wait_for_DQ7_1(info, sect); - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* wait at least 80us - let's wait 1 ms */ - udelay(1000); - - /* reset to read mode */ - addr = (CFG_FLASH_WORD_SIZE *) info->start[0]; - addr[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */ - - printf(" done\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt) -{ - ulong cp, wp, data; - int i, l, rc; - - wp = (addr & ~3); /* get lower word aligned address */ - - /* - * handle unaligned start bytes - */ - if ((l = addr - wp) != 0) { - data = 0; - for (i = 0, cp = wp; i < l; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - for (; i < 4 && cnt > 0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt == 0 && i < 4; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - - if ((rc = write_word(info, wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i = 0; i < 4; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_word(info, wp, data)) != 0) { - return (rc); - } - wp += 4; - cnt -= 4; - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i < 4; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - - return (write_word(info, wp, data)); -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -#ifdef CFG_FLASH_2ND_16BIT_DEV -static int write_word(flash_info_t * info, ulong dest, ulong data) -{ - if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_MXLV320T)) { - return write_word_2(info, dest, data); - } else { - return write_word_1(info, dest, data); - } -} - -static int write_word_1(flash_info_t * info, ulong dest, ulong data) -#else -static int write_word(flash_info_t * info, ulong dest, ulong data) -#endif -{ - volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[0]); - volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *) dest; - volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *) & data; - ulong start; - int i; - - /* Check if Flash is (sufficiently) erased */ - if ((*((vu_long *)dest) & data) != data) { - return (2); - } - - for (i = 0; i < 4 / sizeof(CFG_FLASH_WORD_SIZE); i++) { - int flag; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00A000A0; - - dest2[i] = data2[i]; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* data polling for D7 */ - start = get_timer(0); - while ((dest2[i] & (CFG_FLASH_WORD_SIZE) 0x00800080) != - (data2[i] & (CFG_FLASH_WORD_SIZE) 0x00800080)) { - - if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { - return (1); - } - } - } - - return (0); -} - -#ifdef CFG_FLASH_2ND_16BIT_DEV - -#undef CFG_FLASH_WORD_SIZE -#define CFG_FLASH_WORD_SIZE unsigned short - -/* - * The following code cannot be run from FLASH! - */ -static ulong flash_get_size_2(vu_long * addr, flash_info_t * info) -{ - short i; - int n; - CFG_FLASH_WORD_SIZE value; - ulong base = (ulong) addr; - volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) addr; - - DEBUGF("FLASH ADDR: %08x\n", (unsigned)addr); - - /* issue bank reset to return to read mode */ - addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; - /* Write auto select command: read Manufacturer ID */ - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00900090; - udelay(1000); - - value = addr2[0]; - DEBUGF("FLASH MANUFACT: %x\n", value); - -#if 0 /* TODO: remove ifdef when Flash responds correctly */ - switch (value) { - case (CFG_FLASH_WORD_SIZE) AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - case (CFG_FLASH_WORD_SIZE) FUJ_MANUFACT: - info->flash_id = FLASH_MAN_FUJ; - break; - case (CFG_FLASH_WORD_SIZE) SST_MANUFACT: - info->flash_id = FLASH_MAN_SST; - break; - case (CFG_FLASH_WORD_SIZE) STM_MANUFACT: - info->flash_id = FLASH_MAN_STM; - break; - case (CFG_FLASH_WORD_SIZE) MX_MANUFACT: - info->flash_id = FLASH_MAN_MX; - break; - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* no or unknown flash */ - } -#endif /* TODO: remove ifdef when Flash responds correctly */ - - /* - * TODO: Start - * uncomment block above when Flash responds correctly. - * also remove the lines below: - */ - info->flash_id = FLASH_MAN_AMD; - DEBUGF("FLASH MANUFACT: FLASH_MAN_AMD\n"); - /* TODO: End */ - - value = addr2[1]; /* device ID */ - - DEBUGF("\nFLASH DEVICEID: %x\n", value); - -#if 0 /* TODO: remove ifdef when Flash responds correctly */ - switch (value) { - - case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320T: - info->flash_id += FLASH_AM320T; - info->sector_count = 71; - info->size = 0x00400000; break; /* => 4 MB */ - - case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320B: - info->flash_id += FLASH_AM320B; - info->sector_count = 71; - info->size = 0x00400000; break; /* => 4 MB */ - - case (CFG_FLASH_WORD_SIZE)STM_ID_29W320DT: - info->flash_id += FLASH_STMW320DT; - info->sector_count = 67; - info->size = 0x00400000; break; /* => 4 MB */ - - case (CFG_FLASH_WORD_SIZE)MX_ID_LV320T: - info->flash_id += FLASH_MXLV320T; - info->sector_count = 71; - info->size = 0x00400000; break; /* => 4 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ - } -#endif /* TODO: remove ifdef when Flash responds correctly */ - - /* - * TODO: Start - * uncomment block above when Flash responds correctly. - * also remove the lines below: - */ - DEBUGF("\nFLASH DEVICEID: FLASH_AM320T\n"); - info->flash_id += FLASH_AM320T; - info->sector_count = 71; - info->size = 0x00400000; /* => 4 MB */ - /* TODO: End */ - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMD016)) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT) { - /* set sector offsets for top boot block type */ - base += info->size; - i = info->sector_count; - /* 1 x 16k boot sector */ - base -= 16 << 10; - --i; - info->start[i] = base; - /* 2 x 8k boot sectors */ - for (n=0; n<2; ++n) { - base -= 8 << 10; - --i; - info->start[i] = base; - } - /* 1 x 32k boot sector */ - base -= 32 << 10; - --i; - info->start[i] = base; - - while (i > 0) { /* 64k regular sectors */ - base -= 64 << 10; - --i; - info->start[i] = base; - } - } else if ( ((info->flash_id & FLASH_TYPEMASK) == FLASH_MXLV320T) || - ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) ) { - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00002000; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - info->start[i--] = base + info->size - 0x0000a000; - info->start[i--] = base + info->size - 0x0000c000; - info->start[i--] = base + info->size - 0x0000e000; - info->start[i--] = base + info->size - 0x00010000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - else { - if (info->flash_id & FLASH_BTYPE){ - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = - base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* read sector protection at sector address,(A7 .. A0) = 0x02 */ - /* D0 = 1 if protected */ - addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]); - - /* For AMD29033C flash we need to resend the command of * - * reading flash protection for upper 8 Mb of flash */ - if (i == 32) { - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; - addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x90909090; - } - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) - info->protect[i] = 0; - else - info->protect[i] = addr2[2] & 1; - } - - /* issue bank reset to return to read mode */ - addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; - - return (info->size); -} - -/* - * TODO: FIX: this wait loop sometimes fails: DQ7 indicates the erase command - * never was accepted (i.e. didn't start) - why???? - */ -static int wait_for_DQ7_2(flash_info_t * info, int sect) -{ - ulong start, now, last, counter = 0; - volatile CFG_FLASH_WORD_SIZE *addr = - (CFG_FLASH_WORD_SIZE *) (info->start[sect]); - - start = get_timer(0); - DEBUGF("DQ7_2: start = 0x%08lx\n", start); - last = start; - while ((addr[0] & (CFG_FLASH_WORD_SIZE) 0x00800080) != - (CFG_FLASH_WORD_SIZE) 0x00800080) { - DEBUGF("DQ7_2: start = 0x%08lx, now = 0x%08lx\n", start, now); - if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { - printf("Timeout\n"); - return -1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc('.'); - last = now; - } - udelay(1000000); /* 1 sec */ - putc('.'); - counter++; - if (counter > 5) { - return -1; - } - DEBUGF("DQ7_2: now = 0x%08lx, last = 0x%08lx\n", now, last); - } - return 0; -} - -static void wr_flash_cmd(ulong sector, ushort addr, CFG_FLASH_WORD_SIZE value) -{ - int fw_size; - - fw_size = sizeof(value); - switch (fw_size) - { - case 1: - out8((ulong)(sector + addr), value); - break; - case 2: - out16((ulong)(sector + (addr << 1)), value); - break; - default: - printf("flash_erase: error incorrect chip programing size.\n"); - } - return; -} - -static int flash_erase_2(flash_info_t * info, int s_first, int s_last) -{ - volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *) (info->start[0]); - volatile CFG_FLASH_WORD_SIZE *addr2; - int flag, prot, sect, l_sect, count = 0; - int i; - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf("- missing\n"); - } else { - printf("- no sectors to erase\n"); - } - return 1; - } - - if (info->flash_id == FLASH_UNKNOWN) { - printf("Can't erase unknown flash type - aborted\n"); - return 1; - } - - prot = 0; - for (sect = s_first; sect <= s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf("\n"); - } - - l_sect = -1; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - /* Start erase on unprotected sectors */ - for (sect = s_first, count = 0; sect <= s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[sect]); - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00800080; - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00500050; /* block erase */ - for (i = 0; i < 50; i++) - udelay(1000); /* wait 1 ms */ - } else { - /* - * TODO: fix code - */ - wr_flash_cmd((ulong)addr, 0, (CFG_FLASH_WORD_SIZE) 0x00F000F0); - wr_flash_cmd((ulong)addr, CFG_FLASH_ADDR0, (CFG_FLASH_WORD_SIZE) 0x00AA00AA); - wr_flash_cmd((ulong)addr, CFG_FLASH_ADDR1, (CFG_FLASH_WORD_SIZE) 0x00550055); - wr_flash_cmd((ulong)addr, CFG_FLASH_ADDR0, (CFG_FLASH_WORD_SIZE) 0x00800080); - wr_flash_cmd((ulong)addr, CFG_FLASH_ADDR0, (CFG_FLASH_WORD_SIZE) 0x00AA00AA); - wr_flash_cmd((ulong)addr, CFG_FLASH_ADDR1, (CFG_FLASH_WORD_SIZE) 0x00550055); - wr_flash_cmd((ulong)addr2, 0, (CFG_FLASH_WORD_SIZE) 0x00300030); - udelay(2000000); /* 2 sec */ - wr_flash_cmd((ulong)addr, 0, (CFG_FLASH_WORD_SIZE) 0x00F000F0); - -#if 0 - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00800080; - addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00300030; /* sector erase */ -#endif - } - l_sect = sect; - printf(".."); - printf(".."); - /* - * Wait for each sector to complete, it's more - * reliable. According to AMD Spec, you must - * issue all erase commands within a specified - * timeout. This has been seen to fail, especially - * if printf()s are included (for debug)!! - */ - wait_for_DQ7_2(info, sect); - count++; - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* wait at least 80us - let's wait 1 ms */ - udelay(1000); - - /* reset to read mode */ - addr = (CFG_FLASH_WORD_SIZE *) info->start[0]; - addr[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */ - - printf(" done\n"); - - if (count > 0) { - return 0; - } else { - return 1; - } -} - -static int write_word_2(flash_info_t * info, ulong dest, ulong data) -{ - volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[0]); - volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *) dest; - volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *) & data; - ulong start; - int i; - - /* Check if Flash is (sufficiently) erased */ - if ((*((vu_long *)dest) & data) != data) { - return (2); - } - - for (i = 0; i < 4 / sizeof(CFG_FLASH_WORD_SIZE); i++) { - int flag; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; - addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; - addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00A000A0; - - dest2[i] = data2[i]; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* data polling for D7 */ - start = get_timer(0); - while ((dest2[i] & (CFG_FLASH_WORD_SIZE) 0x00800080) != - (data2[i] & (CFG_FLASH_WORD_SIZE) 0x00800080)) { - - if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { - return (1); - } - } - } - - return (0); -} -#endif /* CFG_FLASH_2ND_16BIT_DEV */ - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size(vu_long * addr, flash_info_t * info); -static int write_word(flash_info_t * info, ulong dest, ulong data); - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init(void) -{ - unsigned long total_b = 0; - unsigned long size_b[CFG_MAX_FLASH_BANKS]; - unsigned short index = 0; - int i; - - index = 0; - - DEBUGF("\n"); - DEBUGF("FLASH: Index: %d\n", index); - - /* Init: no FLASHes known */ - for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - flash_info[i].sector_count = -1; - flash_info[i].size = 0; - - /* check whether the address is 0 */ - if (flash_addr_table[index][i] == 0) { - continue; - } - - /* call flash_get_size() to initialize sector address */ - size_b[i] = flash_get_size((vu_long *) flash_addr_table[index][i], - &flash_info[i]); - flash_info[i].size = size_b[i]; - if (flash_info[i].flash_id == FLASH_UNKNOWN) { - printf("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", - i, size_b[i], size_b[i] << 20); - flash_info[i].sector_count = -1; - flash_info[i].size = 0; - } - - /* Monitor protection ON by default */ - (void)flash_protect(FLAG_PROTECT_SET, CFG_MONITOR_BASE, - CFG_MONITOR_BASE + CFG_MONITOR_LEN - 1, - &flash_info[i]); -#if defined(CFG_ENV_IS_IN_FLASH) - (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR, - CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, - &flash_info[i]); -#if defined(CFG_ENV_IS_IN_FLASH) && defined(CFG_ENV_ADDR_REDUND) - (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR_REDUND, - CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1, - &flash_info[i]); -#endif -#endif - - total_b += flash_info[i].size; - } - - return total_b; -} diff --git a/board/amcc/acadia/memory.c b/board/amcc/acadia/memory.c index 0f1de71c1ba..5375d36c9b5 100644 --- a/board/amcc/acadia/memory.c +++ b/board/amcc/acadia/memory.c @@ -21,541 +21,80 @@ * MA 02111-1307 USA */ +/* define DEBUG for debugging output (obviously ;-)) */ +#if 0 +#define DEBUG +#endif + #include #include +#include +#include -#define CRAM_BANK0_BASE 0x0 -#define CRAM_DIDR 0x00100000 -#define MICRON_MT45W8MW16BGX_CRAM_ID 0x1b431b43 -#define MICRON_MT45W8MW16BGX_CRAM_ID2 0x13431343 -#define MICRON_DIDR_VENDOR_ID 0x00030003 /* 00011b */ -#define CRAM_DIDR_VENDOR_ID_MASK 0x001f001f /* DIDR[4:0] */ -#define CRAM_DEVID_NOT_SUPPORTED 0x00000000 - -#define PSRAM_PASS 0x50415353 /* "PASS" */ -#define PSRAM_FAIL 0x4641494C /* "FAIL" */ - -static u32 is_cram_inited(void); -static u32 is_cram(void); -static long int cram_init(u32); -static void cram_bcr_write(u32); -void udelay (unsigned long); - +/* + * sdram_init - Dummy implementation for start.S, spd_sdram used on this board! + */ void sdram_init(void) { - volatile unsigned long spr_reg; - - /* - * If CRAM not initialized or CRAM looks initialized because this - * is after a warm reboot then set SPRG7 to indicate CRAM needs - * initialization. Note that CRAM is initialized by the SPI and - * NAND preloader. - */ - spr_reg = (volatile unsigned long) mfspr(SPRG6); - if ((is_cram_inited() != 1) || (spr_reg != LOAK_SPL)) { - mtspr(SPRG7, LOAK_NONE); /* "NONE" */ - } - -#if 1 - /* - * When running the NAND SPL, the normal EBC configuration is not - * done, so We need to enable EPLD access on EBC_CS_2 and the memory - * on EBC_CS_3 - */ - - /* Enable CPLD - Needed for PSRAM Access */ - - - /* Init SDRAM by setting EBC Bank 3 for PSRAM */ - mtebc(pb1ap, CFG_EBC_PB1AP); - mtebc(pb1cr, CFG_EBC_PB1CR); - - mtebc(pb2ap, CFG_EBC_PB2AP); - mtebc(pb2cr, CFG_EBC_PB2CR); - - /* pre-boot loader code: we are in OCM */ - mtspr(SPRG6, LOAK_SPL); /* "SPL " */ - mtspr(SPRG7, LOAK_OCM); /* "OCM " */ -#endif - return; } static void cram_bcr_write(u32 wr_val) { - u32 tmp_reg; - u32 val; - volatile u32 gpio_reg; - - /* # Program CRAM write */ - - /* - * set CRAM_CRE = 0x1 - * set wr_val = wr_val << 2 - */ - gpio_reg = in32(GPIO1_OR); - out32(GPIO1_OR, gpio_reg | 0x00000400); - wr_val = wr_val << 2; - /* wr_val = 0x1c048; */ - + wr_val <<= 2; - /* - * # stop PLL clock before programming CRAM - * set EPLD0_MUX_CTL.OESPR3 = 1 - * delay 2 - */ + /* set CRAM_CRE to 1 */ + gpio_write_bit(CFG_GPIO_CRAM_CRE, 1); + /* Write BCR to CRAM on CS1 */ + out32(wr_val + 0x00200000, 0); + debug("CRAM VAL: %08x for CS1 ", wr_val + 0x00200000); - /* - * # CS1 - * read 0x00200000 - * #shift 2 bit left before write - * set val = wr_val + 0x00200000 - * write dmem val 0 - * read 0x00200000 val - * print val/8x - */ - tmp_reg = in32(0x00200000); - val = wr_val + 0x00200000; - /* val = 0x0021c048; */ - out32(val, 0x0000); - udelay(100000); - val = in32(0x00200000); + /* Write BCR to CRAM on CS2 */ + out32(wr_val + 0x02200000, 0); + debug("CRAM VAL: %08x for CS2\n", wr_val + 0x02200000); - debug("CRAM VAL: %x for CS1 ", val); + sync(); + eieio(); - /* - * # CS2 - * read 0x02200000 - * #shift 2 bit left before write - * set val = wr_val + 0x02200000 - * write dmem val 0 - * read 0x02200000 val - * print val/8x - */ - tmp_reg = in32(0x02200000); - val = wr_val + 0x02200000; - /* val = 0x0221c048; */ - out32(val, 0x0000); - udelay(100000); - val = in32(0x02200000); + /* set CRAM_CRE back to 0 (normal operation) */ + gpio_write_bit(CFG_GPIO_CRAM_CRE, 0); - debug("CRAM VAL: %x for CS2 ", val); - - /* - * # Start PLL clock before programming CRAM - * set EPLD0_MUX_CTL.OESPR3 = 0 - */ - - - /* - * set CRAMCR = 0x1 - */ - gpio_reg = in32(GPIO1_OR); - out32(GPIO1_OR, gpio_reg | 0x00000400); - - /* - * # read CRAM config BCR ( bit19:18 = 10b ) - * #read 0x00200000 - * # 1001_1001_0001_1111 ( 991f ) => - * #10_0110_0100_0111_1100 => 2647c => 0022647c - * #0011_0010_0011_1110 (323e) - * # - */ - - /* - * set EPLD0_MUX_CTL.CRAMCR = 0x0 - */ - gpio_reg = in32(GPIO1_OR); - out32(GPIO1_OR, gpio_reg & 0xFFFFFBFF); return; } -static u32 is_cram_inited() -{ - volatile unsigned long spr_reg; - - /* - * If CRAM is initialized already, then don't reinitialize it again. - * In the case of NAND boot and SPI boot, CRAM will already be - * initialized by the pre-loader - */ - spr_reg = (volatile unsigned long) mfspr(SPRG7); - if (spr_reg == LOAK_CRAM) { - return 1; - } else { - return 0; - } -} - -/****** - * return 0 if not CRAM - * return 1 if CRAM and it's already inited by preloader - * else return cram_id (CRAM Device Identification Register) - ******/ -static u32 is_cram(void) -{ - u32 gpio_TCR, gpio_OSRL, gpio_OR, gpio_ISR1L; - volatile u32 gpio_reg; - volatile u32 cram_id = 0; - - if (is_cram_inited() == 1) { - /* this is CRAM and it is already inited (by preloader) */ - cram_id = 1; - } else { - /* - * # CRAM CLOCK - * set GPIO0_TCR.G8 = 1 - * set GPIO0_OSRL.G8 = 0 - * set GPIO0_OR.G8 = 0 - */ - gpio_reg = in32(GPIO0_TCR); - gpio_TCR = gpio_reg; - out32(GPIO0_TCR, gpio_reg | 0x00800000); - gpio_reg = in32(GPIO0_OSRL); - gpio_OSRL = gpio_reg; - out32(GPIO0_OSRL, gpio_reg & 0xffffbfff); - gpio_reg = in32(GPIO0_OR); - gpio_OR = gpio_reg; - out32(GPIO0_OR, gpio_reg & 0xff7fffff); - - /* - * # CRAM Addreaa Valid - * set GPIO0_TCR.G10 = 1 - * set GPIO0_OSRL.G10 = 0 - * set GPIO0_OR.G10 = 0 - */ - gpio_reg = in32(GPIO0_TCR); - out32(GPIO0_TCR, gpio_reg | 0x00200000); - gpio_reg = in32(GPIO0_OSRL); - out32(GPIO0_OSRL, gpio_reg & 0xfffffbff); - gpio_reg = in32(GPIO0_OR); - out32(GPIO0_OR, gpio_reg & 0xffdfffff); - - /* - * # config input (EBC_WAIT) - * set GPIO0_ISR1L.G9 = 1 - * set GPIO0_TCR.G9 = 0 - */ - gpio_reg = in32(GPIO0_ISR1L); - gpio_ISR1L = gpio_reg; - out32(GPIO0_ISR1L, gpio_reg | 0x00001000); - gpio_reg = in32(GPIO0_TCR); - out32(GPIO0_TCR, gpio_reg & 0xffbfffff); - - /* - * Enable CRE to read Registers - * set GPIO0_TCR.21 = 1 - * set GPIO1_OR.21 = 1 - */ - gpio_reg = in32(GPIO1_TCR); - out32(GPIO1_TCR, gpio_reg | 0x00000400); - - gpio_reg = in32(GPIO1_OR); - out32(GPIO1_OR, gpio_reg | 0x00000400); - - - - - /* Read Version ID */ - cram_id = (volatile u32) in32(CRAM_BANK0_BASE+CRAM_DIDR); - udelay(100000); - - asm volatile(" sync"); - asm volatile(" eieio"); - - debug("Cram ID: %X ", cram_id); - - switch (cram_id) { - case MICRON_MT45W8MW16BGX_CRAM_ID: - case MICRON_MT45W8MW16BGX_CRAM_ID2: - /* supported CRAM vendor/part */ - break; - case CRAM_DEVID_NOT_SUPPORTED: - default: - /* check for DIDR Vendor ID of Micron */ - if ((cram_id & CRAM_DIDR_VENDOR_ID_MASK) == - MICRON_DIDR_VENDOR_ID) - { - /* supported CRAM vendor */ - break; - } - /* this is not CRAM or not supported CRAM vendor/part */ - cram_id = 0; - /* - * reset the GPIO registers to the values that were - * there before this routine - */ - out32(GPIO0_TCR, gpio_TCR); - out32(GPIO0_OSRL, gpio_OSRL); - out32(GPIO0_OR, gpio_OR); - out32(GPIO0_ISR1L, gpio_ISR1L); - break; - } - } - - return cram_id; -} - -static long int cram_init(u32 already_inited) -{ - volatile u32 tmp_reg; - u32 cram_wr_val; - - if (already_inited == 0) return 0; - - /* - * If CRAM is initialized already, then don't reinitialize it again. - * In the case of NAND boot and SPI boot, CRAM will already be - * initialized by the pre-loader - */ - if (already_inited != 1) - { - /* - * #o CRAM Card - * # - CRAMCRE @reg16 = 1; for CRAM to use - * # - CRAMCRE @reg16 = 0; for CRAM to program - * - * # enable CRAM SEL, move from setEPLD.cmd - * set EPLD0_MUX_CTL.OECRAM = 0 - * set EPLD0_MUX_CTL.CRAMCR = 1 - * set EPLD0_ETHRSTBOOT.SLCRAM = 0 - * #end - */ - - - /* - * #1. EBC need to program READY, CLK, ADV for ASync mode - * # config output - */ - - /* - * # CRAM CLOCK - * set GPIO0_TCR.G8 = 1 - * set GPIO0_OSRL.G8 = 0 - * set GPIO0_OR.G8 = 0 - */ - tmp_reg = in32(GPIO0_TCR); - out32(GPIO0_TCR, tmp_reg | 0x00800000); - tmp_reg = in32(GPIO0_OSRL); - out32(GPIO0_OSRL, tmp_reg & 0xffffbfff); - tmp_reg = in32(GPIO0_OR); - out32(GPIO0_OR, tmp_reg & 0xff7fffff); - - /* - * # CRAM Addreaa Valid - * set GPIO0_TCR.G10 = 1 - * set GPIO0_OSRL.G10 = 0 - * set GPIO0_OR.G10 = 0 - */ - tmp_reg = in32(GPIO0_TCR); - out32(GPIO0_TCR, tmp_reg | 0x00200000); - tmp_reg = in32(GPIO0_OSRL); - out32(GPIO0_OSRL, tmp_reg & 0xfffffbff); - tmp_reg = in32(GPIO0_OR); - out32(GPIO0_OR, tmp_reg & 0xffdfffff); - - /* - * # config input (EBC_WAIT) - * set GPIO0_ISR1L.G9 = 1 - * set GPIO0_TCR.G9 = 0 - */ - tmp_reg = in32(GPIO0_ISR1L); - out32(GPIO0_ISR1L, tmp_reg | 0x00001000); - tmp_reg = in32(GPIO0_TCR); - out32(GPIO0_TCR, tmp_reg & 0xffbfffff); - - /* - * # config CS4 from GPIO - * set GPIO0_TCR.G0 = 1 - * set GPIO0_OSRL.G0 = 1 - */ - tmp_reg = in32(GPIO0_TCR); - out32(GPIO0_TCR, tmp_reg | 0x80000000); - tmp_reg = in32(GPIO0_OSRL); - out32(GPIO0_OSRL, tmp_reg | 0x40000000); - - /* - * #2. EBC in Async mode - * # set EBC0_PB1AP = 0x078f0ec0 - * set EBC0_PB1AP = 0x078f1ec0 - * set EBC0_PB2AP = 0x078f1ec0 - */ - mtebc(pb1ap, 0x078F1EC0); - mtebc(pb2ap, 0x078F1EC0); - - /* - * #set EBC0_PB1CR = 0x000bc000 - * #enable CS2 for CRAM - * set EBC0_PB2CR = 0x020bc000 - */ - mtebc(pb1cr, 0x000BC000); - mtebc(pb2cr, 0x020BC000); - - /* - * #3. set CRAM in Sync mode - * #exec cm_bcr_write.cmd { 0x701f } - * #3. set CRAM in Sync mode (full drv strength) - * exec cm_bcr_write.cmd { 0x701F } - */ - cram_wr_val = 0x7012; /* CRAM burst setting */ - cram_bcr_write(cram_wr_val); - - /* - * #4. EBC in Sync mode - * #set EBC0_PB1AP = 0x9f800fc0 - * #set EBC0_PB1AP = 0x900001c0 - * set EBC0_PB2AP = 0x9C0201c0 - * set EBC0_PB2AP = 0x9C0201c0 - */ - mtebc(pb1ap, 0x9C0201C0); - mtebc(pb2ap, 0x9C0201C0); - - /* - * #5. EBC need to program READY, CLK, ADV for Sync mode - * # config output - * set GPIO0_TCR.G8 = 1 - * set GPIO0_OSRL.G8 = 1 - * set GPIO0_TCR.G10 = 1 - * set GPIO0_OSRL.G10 = 1 - */ - tmp_reg = in32(GPIO0_TCR); - out32(GPIO0_TCR, tmp_reg | 0x00800000); - tmp_reg = in32(GPIO0_OSRL); - out32(GPIO0_OSRL, tmp_reg | 0x00004000); - tmp_reg = in32(GPIO0_TCR); - out32(GPIO0_TCR, tmp_reg | 0x00200000); - tmp_reg = in32(GPIO0_OSRL); - out32(GPIO0_OSRL, tmp_reg | 0x00000400); - - /* - * # config input - * set GPIO0_ISR1L.G9 = 1 - * set GPIO0_TCR.G9 = 0 - */ - tmp_reg = in32(GPIO0_ISR1L); - out32(GPIO0_ISR1L, tmp_reg | 0x00001000); - tmp_reg = in32(GPIO0_TCR); - out32(GPIO0_TCR, tmp_reg & 0xffbfffff); - - /* - * # config EBC to use RDY - * set SDR0_ULTRA0.EBCREN = 1 - */ - mfsdr(sdrultra0, tmp_reg); - mtsdr(sdrultra0, tmp_reg | 0x04000000); - - /* - * set EPLD0_MUX_CTL.OESPR3 = 0 - */ - - - mtspr(SPRG7, LOAK_CRAM); /* "CRAM" */ - } /* if (already_inited != 1) */ - - return (64 * 1024 * 1024); -} - -/****** - * return 0 if not PSRAM - * return 1 if is PSRAM - ******/ -static int is_psram(u32 addr) -{ - u32 test_pattern = 0xdeadbeef; - volatile u32 readback; - - if (addr == CFG_SDRAM_BASE) { - /* This is to temp enable OE for PSRAM */ - out16(EPLD_BASE+EPLD_MUXOE, 0x7f0f); - udelay(10000); - } - - out32(addr, test_pattern); - asm volatile(" sync"); - asm volatile(" eieio"); - - readback = (volatile u32) in32(addr); - asm volatile(" sync"); - asm volatile(" eieio"); - if (readback == test_pattern) { - return 1; - } else { - return 0; - } -} - -static long int psram_init(void) +long int initdram(int board_type) { - u32 readback; - long psramsize = 0; - int i; - - /* This is to temp enable OE for PSRAM */ - out16(EPLD_BASE+EPLD_MUXOE, 0x7f0f); - udelay(10000); + u32 val; - /* - * PSRAM bank 1: read then write to address 0x00000000 - */ - for (i = 0; i < 100; i++) { - if (is_psram(CFG_SDRAM_BASE + (i*256)) == 1) { - readback = PSRAM_PASS; - } else { - readback = PSRAM_FAIL; - break; - } - } - if (readback == PSRAM_PASS) { - debug("psram_init(bank0): pass\n"); - psramsize = (16 * 1024 * 1024); - } else { - debug("psram_init(bank0): fail\n"); - return 0; - } + /* 1. EBC need to program READY, CLK, ADV for ASync mode */ + gpio_config(CFG_GPIO_CRAM_CLK, GPIO_OUT, GPIO_SEL, GPIO_OUT_0); + gpio_config(CFG_GPIO_CRAM_ADV, GPIO_OUT, GPIO_SEL, GPIO_OUT_0); + gpio_config(CFG_GPIO_CRAM_CRE, GPIO_OUT, GPIO_SEL, GPIO_OUT_0); + gpio_config(CFG_GPIO_CRAM_WAIT, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG); -#if 0 - /* - * PSRAM bank 1: read then write to address 0x01000000 - */ - for (i = 0; i < 100; i++) { - if (is_psram((1 << 24) + (i*256)) == 1) { - readback = PSRAM_PASS; - } else { - readback = PSRAM_FAIL; - break; - } - } - if (readback == PSRAM_PASS) { - debug("psram_init(bank1): pass\n"); - psramsize = psramsize + (16 * 1024 * 1024); - } -#endif + /* 2. EBC in Async mode */ + mtebc(pb1ap, 0x078F1EC0); + mtebc(pb2ap, 0x078F1EC0); + mtebc(pb1cr, 0x000BC000); + mtebc(pb2cr, 0x020BC000); - mtspr(SPRG7, LOAK_PSRAM); /* "PSRA" - PSRAM */ + /* 3. Set CRAM in Sync mode */ + cram_bcr_write(0x7012); /* CRAM burst setting */ - return psramsize; -} + /* 4. EBC in Sync mode */ + mtebc(pb1ap, 0x9C0201C0); + mtebc(pb2ap, 0x9C0201C0); -long int initdram(int board_type) -{ - long int sram_size; - u32 cram_inited; + /* Set GPIO pins back to alternate function */ + gpio_config(CFG_GPIO_CRAM_CLK, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG); + gpio_config(CFG_GPIO_CRAM_ADV, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG); - /* Determine Attached Memory Expansion Card*/ - cram_inited = is_cram(); - if (cram_inited != 0) { /* CRAM */ - debug("CRAM Expansion Card attached\n"); - sram_size = cram_init(cram_inited); - } else if (is_psram(CFG_SDRAM_BASE+4) == 1) { /* PSRAM */ - debug("PSRAM Expansion Card attached\n"); - sram_size = psram_init(); - } else { /* no SRAM */ - debug("No Memory Card Attached!!\n"); - sram_size = 0; - } + /* Config EBC to use RDY */ + mfsdr(sdrultra0, val); + mtsdr(sdrultra0, val | 0x04000000); - return sram_size; + return (CFG_MBYTES_RAM << 20); } int testdram(void) diff --git a/board/amcc/acadia/u-boot.lds b/board/amcc/acadia/u-boot.lds index be030923b8e..b08c9994bdf 100644 --- a/board/amcc/acadia/u-boot.lds +++ b/board/amcc/acadia/u-boot.lds @@ -62,19 +62,6 @@ SECTIONS /* the sector layout of our flash chips! XXX FIXME XXX */ cpu/ppc4xx/start.o (.text) - cpu/ppc4xx/kgdb.o (.text) - cpu/ppc4xx/traps.o (.text) - cpu/ppc4xx/interrupts.o (.text) - cpu/ppc4xx/serial.o (.text) - cpu/ppc4xx/cpu_init.o (.text) - cpu/ppc4xx/speed.o (.text) - common/dlmalloc.o (.text) - lib_generic/crc32.o (.text) - lib_ppc/extable.o (.text) - lib_generic/zlib.o (.text) - -/* . = env_offset;*/ -/* common/environment.o(.text)*/ *(.text) *(.fixup) diff --git a/common/serial.c b/common/serial.c index 605d4e34be0..13e9f30e414 100644 --- a/common/serial.c +++ b/common/serial.c @@ -41,7 +41,7 @@ struct serial_device *default_serial_console (void) || defined(CONFIG_8xx_CONS_SCC3) || defined(CONFIG_8xx_CONS_SCC4) return &serial_scc_device; #elif defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) \ - || defined(CONFIG_405EP) || defined(CONFIG_MPC5xxx) + || defined(CONFIG_405EP) || defined(CONFIG_405EZ) || defined(CONFIG_MPC5xxx) #if defined(CONFIG_CONS_INDEX) && defined(CFG_NS16550_SERIAL) #if (CONFIG_CONS_INDEX==1) return &eserial1_device; @@ -91,7 +91,7 @@ void serial_initialize (void) #endif #if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) \ - || defined(CONFIG_405EP) || defined(CONFIG_MPC5xxx) + || defined(CONFIG_405EP) || defined(CONFIG_405EZ) || defined(CONFIG_MPC5xxx) serial_register(&serial0_device); serial_register(&serial1_device); #endif diff --git a/cpu/ppc4xx/gpio.c b/cpu/ppc4xx/gpio.c new file mode 100644 index 00000000000..dd84e58a1f0 --- /dev/null +++ b/cpu/ppc4xx/gpio.c @@ -0,0 +1,214 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include + +#if defined(CFG_440_GPIO_TABLE) +gpio_param_s gpio_tab[GPIO_GROUP_MAX][GPIO_MAX] = CFG_440_GPIO_TABLE; +#endif + +#if defined(GPIO0_OSRL) +/* Only some 4xx variants support alternate funtions on the GPIO's */ +void gpio_config(int pin, int in_out, int gpio_alt, int out_val) +{ + u32 mask; + u32 mask2; + u32 val; + u32 offs = 0; + u32 offs2 = 0; + int pin2 = pin << 1; + + if (pin >= GPIO_MAX) { + offs = 0x100; + pin -= GPIO_MAX; + } + + if (pin >= GPIO_MAX/2) { + offs2 = 0x100; + pin2 = (pin - GPIO_MAX/2) << 1; + } + + mask = 0x80000000 >> pin; + mask2 = 0xc0000000 >> (pin2 << 1); + + /* first set TCR to 0 */ + out32(GPIO0_TCR + offs, in32(GPIO0_TCR + offs) & ~mask); + + if (in_out == GPIO_OUT) { + val = in32(GPIO0_OSRL + offs + offs2) & ~mask2; + switch (gpio_alt) { + case GPIO_ALT1: + val |= GPIO_ALT1_SEL >> pin2; + break; + case GPIO_ALT2: + val |= GPIO_ALT2_SEL >> pin2; + break; + case GPIO_ALT3: + val |= GPIO_ALT3_SEL >> pin2; + break; + } + out32(GPIO0_OSRL + offs + offs2, val); + + /* setup requested output value */ + if (out_val == GPIO_OUT_0) + out32(GPIO0_OR + offs, in32(GPIO0_OR + offs) & ~mask); + else if (out_val == GPIO_OUT_1) + out32(GPIO0_OR + offs, in32(GPIO0_OR + offs) | mask); + + /* now configure TCR to drive output if selected */ + out32(GPIO0_TCR + offs, in32(GPIO0_TCR + offs) | mask); + } else { + val = in32(GPIO0_ISR1L + offs + offs2) & ~mask2; + val |= GPIO_IN_SEL >> pin2; + out32(GPIO0_ISR1L + offs + offs2, val); + } +} +#endif /* GPIO_OSRL */ + +void gpio_write_bit(int pin, int val) +{ + u32 offs = 0; + + if (pin >= GPIO_MAX) { + offs = 0x100; + pin -= GPIO_MAX; + } + + if (val) + out32(GPIO0_OR + offs, in32(GPIO0_OR + offs) | GPIO_VAL(pin)); + else + out32(GPIO0_OR + offs, in32(GPIO0_OR + offs) & ~GPIO_VAL(pin)); +} + +#if defined(CFG_440_GPIO_TABLE) +void gpio_set_chip_configuration(void) +{ + unsigned char i=0, j=0, offs=0, gpio_core; + unsigned long reg, core_add; + + for (gpio_core=0; gpio_core> (j*2)); + reg = reg | (GPIO_IN_SEL >> (j*2)); + out32(GPIO_IS1(core_add+offs), reg); + break; + + case GPIO_ALT2: + reg = in32(GPIO_IS2(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + reg = reg | (GPIO_IN_SEL >> (j*2)); + out32(GPIO_IS2(core_add+offs), reg); + break; + + case GPIO_ALT3: + reg = in32(GPIO_IS3(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + reg = reg | (GPIO_IN_SEL >> (j*2)); + out32(GPIO_IS3(core_add+offs), reg); + break; + } + } + + if ((gpio_tab[gpio_core][i].in_out == GPIO_OUT) || + (gpio_tab[gpio_core][i].in_out == GPIO_BI)) { + + switch (gpio_tab[gpio_core][i].alt_nb) { + case GPIO_SEL: + if (gpio_core == GPIO0) { + reg = in32(GPIO0_TCR) | (0x80000000 >> (j)); + out32(GPIO0_TCR, reg); + } + + if (gpio_core == GPIO1) { + reg = in32(GPIO1_TCR) | (0x80000000 >> (j)); + out32(GPIO1_TCR, reg); + } + + reg = in32(GPIO_OS(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + out32(GPIO_OS(core_add+offs), reg); + reg = in32(GPIO_TS(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + out32(GPIO_TS(core_add+offs), reg); + break; + + case GPIO_ALT1: + reg = in32(GPIO_OS(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + reg = reg | (GPIO_ALT1_SEL >> (j*2)); + out32(GPIO_OS(core_add+offs), reg); + reg = in32(GPIO_TS(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + reg = reg | (GPIO_ALT1_SEL >> (j*2)); + out32(GPIO_TS(core_add+offs), reg); + break; + + case GPIO_ALT2: + reg = in32(GPIO_OS(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + reg = reg | (GPIO_ALT2_SEL >> (j*2)); + out32(GPIO_OS(core_add+offs), reg); + reg = in32(GPIO_TS(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + reg = reg | (GPIO_ALT2_SEL >> (j*2)); + out32(GPIO_TS(core_add+offs), reg); + break; + + case GPIO_ALT3: + reg = in32(GPIO_OS(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + reg = reg | (GPIO_ALT3_SEL >> (j*2)); + out32(GPIO_OS(core_add+offs), reg); + reg = in32(GPIO_TS(core_add+offs)) + & ~(GPIO_MASK >> (j*2)); + reg = reg | (GPIO_ALT3_SEL >> (j*2)); + out32(GPIO_TS(core_add+offs), reg); + break; + } + } + } + } +} +#endif /* CFG_440_GPIO_TABLE */ diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S index a50d66e14b6..de45ba7b668 100644 --- a/cpu/ppc4xx/start.S +++ b/cpu/ppc4xx/start.S @@ -2,6 +2,7 @@ * Copyright (C) 1998 Dan Malek * Copyright (C) 1999 Magnus Damm * Copyright (C) 2000,2001,2002 Wolfgang Denk + * Copyright (C) 2007 Stefan Roese , DENX Software Engineering * * See file CREDITS for list of people who contributed to this * project. @@ -757,7 +758,6 @@ _start: #endif /* CONFIG_405EP */ #if defined(CFG_OCM_DATA_ADDR) && defined(CFG_OCM_DATA_SIZE) -/* test-only... (clean up later when NAND booting is supported) */ #if defined(CONFIG_405EZ) /******************************************************************** * Setup OCM - On Chip Memory - PPC405EZ uses OCM Controller V2 @@ -786,41 +786,7 @@ _start: mtdcr ocmdsisdpc,r4 isync - -#if defined(CONFIG_NAND_SPL) - /* - * 405EZ can boot from NAND Flash. - * If we are booting the SPL (Pre-loader), copy code from - * the mapped 4K NAND Flash to the OCM - */ - li r4,(CFG_NAND_BOOT_SPL_SIZE >> 2) - 1 - mtctr r4 - lis r2,CFG_NAND_BOOT_SPL_SRC@h - ori r2,r2,CFG_NAND_BOOT_SPL_SRC@l - lis r3,CFG_NAND_BOOT_SPL_DST@h - ori r3,r3,CFG_NAND_BOOT_SPL_DST@l -spl_loop: - lwzu r4,4(r2) - stwu r4,4(r3) - bdnz spl_loop - - /* - * Jump to code in OCM Ram - */ - bl 00f -00: mflr r10 - lis r3,(CFG_NAND_BOOT_SPL_SRC - CFG_NAND_BOOT_SPL_DST)@h - ori r3,r3,(CFG_NAND_BOOT_SPL_SRC - CFG_NAND_BOOT_SPL_DST)@l - sub r10,r10,r3 - addi r10,r10,28 - mtlr r10 - blr -start_ram: - sync - isync -#endif -#else -/* ...test-only */ +#else /* CONFIG_405EZ */ /******************************************************************** * Setup OCM - On Chip Memory *******************************************************************/ @@ -828,14 +794,15 @@ start_ram: lis r0, 0x7FFF ori r0, r0, 0xFFFF mfdcr r3, ocmiscntl /* get instr-side IRAM config */ - mfdcr r4, ocmdscntl /* get data-side IRAM config */ - and r3, r3, r0 /* disable data-side IRAM */ - and r4, r4, r0 /* disable data-side IRAM */ - mtdcr ocmiscntl, r3 /* set instr-side IRAM config */ - mtdcr ocmdscntl, r4 /* set data-side IRAM config */ + mfdcr r4, ocmdscntl /* get data-side IRAM config */ + and r3, r3, r0 /* disable data-side IRAM */ + and r4, r4, r0 /* disable data-side IRAM */ + mtdcr ocmiscntl, r3 /* set instr-side IRAM config */ + mtdcr ocmdscntl, r4 /* set data-side IRAM config */ isync - addis r3, 0, CFG_OCM_DATA_ADDR@h /* OCM location */ + lis r3,CFG_OCM_DATA_ADDR@h /* OCM location */ + ori r3,r3,CFG_OCM_DATA_ADDR@l mtdcr ocmdsarc, r3 addis r4, 0, 0xC000 /* OCM data area enabled */ mtdcr ocmdscntl, r4 diff --git a/include/configs/acadia.h b/include/configs/acadia.h index 9e02ca31b45..35b6a519e32 100755 --- a/include/configs/acadia.h +++ b/include/configs/acadia.h @@ -31,20 +31,18 @@ /*----------------------------------------------------------------------- * High Level Configuration Options *----------------------------------------------------------------------*/ -#define CONFIG_ACADIA 1 /* Board is Acadia */ -#define CONFIG_4xx 1 /* ... PPC4xx family */ -#define CONFIG_405EZ 1 /* Specifc 405EZ support*/ -#undef CFG_DRAM_TEST /* Disable-takes long time */ +#define CONFIG_ACADIA 1 /* Board is Acadia */ +#define CONFIG_4xx 1 /* ... PPC4xx family */ +#define CONFIG_405EZ 1 /* Specifc 405EZ support*/ #define CONFIG_SYS_CLK_FREQ 66666666 /* external freq to pll */ -#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_pre_init */ -#define CONFIG_MISC_INIT_F 1 /* Use misc_init_f() */ +#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ +#define CONFIG_MISC_INIT_F 1 /* Call misc_init_f */ #define CONFIG_NO_SERIAL_EEPROM /*#undef CONFIG_NO_SERIAL_EEPROM*/ #ifdef CONFIG_NO_SERIAL_EEPROM - /*---------------------------------------------------------------------------- * PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI, * assuming a 66MHz input clock to the 405EZ. @@ -59,24 +57,125 @@ * Base addresses -- Note these are effective addresses where the * actual resources get mapped (not physical addresses) *----------------------------------------------------------------------*/ -#define CFG_SDRAM_BASE 0x00000000 -#define CFG_FLASH_BASE 0xFE000000 #define CFG_MONITOR_LEN (256 * 1024)/* Reserve 256 kB for Monitor */ -#define CFG_MALLOC_LEN (384 * 1024)/* Reserve 128 kB for malloc() */ +#define CFG_MALLOC_LEN (512 * 1024)/* Reserve 512 kB for malloc() */ + +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_FLASH_BASE 0xfe000000 #define CFG_MONITOR_BASE TEXT_BASE +#define CFG_CPLD_BASE 0x80000000 +#define CFG_NAND_ADDR 0xd0000000 #define CFG_USB_HOST 0xef603000 /* USB OHCI 1.1 controller */ -/* - * Define here the location of the environment variables (FLASH). - * Note: DENX encourages to use redundant environment in FLASH. NVRAM is only - * supported for backward compatibility. - */ +/*----------------------------------------------------------------------- + * Initial RAM & stack pointer + *----------------------------------------------------------------------*/ +#define CFG_TEMP_STACK_OCM 1 /* OCM as init ram */ + +/* On Chip Memory location */ +#define CFG_OCM_DATA_ADDR 0xF8000000 +#define CFG_OCM_DATA_SIZE 0x4000 /* 16K of onchip SRAM */ +#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SRAM */ +#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ + +#define CFG_GBL_DATA_SIZE 128 /* size for initial data */ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET + +/*----------------------------------------------------------------------- + * Serial Port + *----------------------------------------------------------------------*/ +#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */ +#define CFG_BASE_BAUD 691200 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SERIAL_MULTI 1 + +/* The following table includes the supported baudrates */ +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +/*----------------------------------------------------------------------- + * Environment + *----------------------------------------------------------------------*/ #if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL) - #define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ +#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ #else - #define CFG_ENV_IS_IN_NAND 1 /* use NAND for environment vars */ +#define CFG_ENV_IS_IN_NAND 1 /* use NAND for environment vars */ +#define CFG_ENV_IS_EMBEDDED 1 /* use embedded environment */ #endif +/*----------------------------------------------------------------------- + * FLASH related + *----------------------------------------------------------------------*/ +#define CFG_FLASH_CFI /* The flash is CFI compatible */ +#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */ + +#define CFG_FLASH_BANKS_LIST {CFG_FLASH_BASE} +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */ + +#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ +#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ + +#ifdef CFG_ENV_IS_IN_FLASH +#define CFG_ENV_SECT_SIZE 0x40000 /* size of one complete sector */ +#define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ + +/* Address and size of Redundant Environment Sector */ +#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) +#endif + +/*----------------------------------------------------------------------- + * RAM (CRAM) + *----------------------------------------------------------------------*/ +#define CFG_MBYTES_RAM 64 /* 64MB */ + +/*----------------------------------------------------------------------- + * I2C + *----------------------------------------------------------------------*/ +#define CONFIG_HARD_I2C 1 /* I2C with hardware support */ +#undef CONFIG_SOFT_I2C /* I2C bit-banged */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F + +#define CFG_I2C_MULTI_EEPROMS +#define CFG_I2C_EEPROM_ADDR (0xa8>>1) +#define CFG_I2C_EEPROM_ADDR_LEN 1 +#define CFG_EEPROM_PAGE_WRITE_ENABLE +#define CFG_EEPROM_PAGE_WRITE_BITS 3 +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 + +/* I2C SYSMON (LM75, AD7414 is almost compatible) */ +#define CONFIG_DTT_LM75 1 /* ON Semi's LM75 */ +#define CONFIG_DTT_AD7414 1 /* use AD7414 */ +#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */ +#define CFG_DTT_MAX_TEMP 70 +#define CFG_DTT_LOW_TEMP -30 +#define CFG_DTT_HYSTERESIS 3 + +#if 0 /* test-only... */ +/*----------------------------------------------------------------------- + * SPI stuff - Define to include SPI control + *----------------------------------------------------------------------- + */ +#define CONFIG_SPI +#endif + +/*----------------------------------------------------------------------- + * Ethernet + *----------------------------------------------------------------------*/ +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_PHY_ADDR 0 /* PHY address */ +#define CONFIG_NET_MULTI 1 +#define CFG_RX_ETH_BUFFER 16 /* # of rx buffers & descriptors*/ + +#define CONFIG_NETCONSOLE /* include NetConsole support */ + #define CONFIG_PREBOOT "echo;" \ "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \ "echo" @@ -122,13 +221,6 @@ #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ -#define CONFIG_MII 1 /* MII PHY management */ -#define CONFIG_PHY_ADDR 0 /* PHY address */ -#define CONFIG_NET_MULTI 1 -#define CFG_RX_ETH_BUFFER 16 /* Number of ethernet rx buffers & descriptors */ - -#define CONFIG_NETCONSOLE /* include NetConsole support */ - #define CONFIG_USB_OHCI #define CONFIG_USB_STORAGE @@ -166,7 +258,6 @@ CFG_CMD_PCI | \ CFG_CMD_PING | \ CFG_CMD_REGINFO | \ - CFG_CMD_SDRAM | \ CFG_CMD_USB) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ @@ -174,76 +265,34 @@ #undef CONFIG_WATCHDOG /* watchdog disabled */ -/* +/*----------------------------------------------------------------------- * Miscellaneous configurable options - */ + *----------------------------------------------------------------------*/ #define CFG_LONGHELP /* undef to save memory */ -#define CFG_PROMPT "=> " /* Monitor Command Prompt */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ #if (CONFIG_COMMANDS & CFG_CMD_KGDB) -#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ +#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ #else -#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ #endif -#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ -#define CFG_MAXARGS 16 /* max number of command args */ -#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ -#define CFG_MEMTEST_START 0x0400000 /* memtest works on */ -#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ +#define CFG_MEMTEST_START 0x0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ -#define CFG_LOAD_ADDR 0x100000 /* default load address */ +#define CFG_LOAD_ADDR 0x100000 /* default load address */ #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ -#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ -#define CONFIG_LOOPW 1 /* enable loopw command */ -#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ +#define CONFIG_LOOPW 1 /* enable loopw command */ +#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ -/*----------------------------------------------------------------------- - * Serial Port - *----------------------------------------------------------------------*/ -#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */ -#define CFG_BASE_BAUD 691200 -#define CONFIG_BAUDRATE 115200 - -/* The following table includes the supported baudrates */ -#define CFG_BAUDRATE_TABLE \ - {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} - -/*----------------------------------------------------------------------- - * I2C - *----------------------------------------------------------------------*/ -#define CONFIG_HARD_I2C 1 /* I2C with hardware support */ -#undef CONFIG_SOFT_I2C /* I2C bit-banged */ -#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ -#define CFG_I2C_SLAVE 0x7F - -#define CFG_I2C_MULTI_EEPROMS -#define CFG_I2C_EEPROM_ADDR (0xa8>>1) -#define CFG_I2C_EEPROM_ADDR_LEN 1 -#define CFG_EEPROM_PAGE_WRITE_ENABLE -#define CFG_EEPROM_PAGE_WRITE_BITS 3 -#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 - -/* I2C SYSMON (LM75, AD7414 is almost compatible) */ -#define CONFIG_DTT_LM75 1 /* ON Semi's LM75 */ -#define CONFIG_DTT_AD7414 1 /* use AD7414 */ -#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */ -#define CFG_DTT_MAX_TEMP 70 -#define CFG_DTT_LOW_TEMP -30 -#define CFG_DTT_HYSTERESIS 3 - -#if 0 /* test-only... */ -/*----------------------------------------------------------------------- - * SPI stuff - Define to include SPI control - *----------------------------------------------------------------------- - */ -#define CONFIG_SPI -#endif - /* * For booting Linux, the board info and command line data * have to be in the first 8 MB of memory, since this is @@ -251,39 +300,13 @@ */ #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ -/*----------------------------------------------------------------------- - * FLASH related - *----------------------------------------------------------------------*/ -#define CFG_FLASH_CFI -#define CFG_FLASH_CFI_DRIVER -#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ -#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ - -#define CFG_FLASH_BANKS_LIST {CFG_FLASH_BASE} -#define CFG_MAX_FLASH_BANKS 1 /* number of banks */ -#define CFG_MAX_FLASH_SECT 1024 /* sectors per device */ - -#undef CFG_FLASH_CHECKSUM -#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ -#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ - -#ifdef CFG_ENV_IS_IN_FLASH -#define CFG_ENV_SECT_SIZE 0x40000 /* size of one complete sector */ -#define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE) -#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ - -/* Address and size of Redundant Environment Sector */ -#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE) -#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) -#endif - #ifdef TEST_ONLY_NAND /*----------------------------------------------------------------------- * NAND FLASH *----------------------------------------------------------------------*/ #define CFG_MAX_NAND_DEVICE 1 #define NAND_MAX_CHIPS 1 -#define CFG_NAND_BASE (CFG_NAND + CFG_NAND_CS) +#define CFG_NAND_BASE (CFG_NAND_ADDR + CFG_NAND_CS) #define CFG_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */ #endif @@ -296,50 +319,42 @@ #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value*/ #endif -/*----------------------------------------------------------------------- - * Definitions for initial stack pointer and data area (in data cache) - */ -/* use on chip memory ( OCM ) for temperary stack until sdram is tested */ -#define CFG_TEMP_STACK_OCM 1 - -/* On Chip Memory location */ -#define CFG_OCM_DATA_ADDR 0xF8000000 -#define CFG_OCM_DATA_SIZE 0x4000 /* 16K of onchip SRAM */ -#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SRAM */ -#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ - -#define CFG_GBL_DATA_SIZE 128 /* size for initial data */ -#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) -#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET - /*----------------------------------------------------------------------- * External Bus Controller (EBC) Setup - */ -#define CFG_NAND 0xd0000000 + *----------------------------------------------------------------------*/ #define CFG_NAND_CS 0 /* NAND chip connected to CSx */ -/* Memory Bank 0 (Flash) initialization */ +/* Memory Bank 0 (Flash) initialization */ #define CFG_EBC_PB0AP 0x03337200 -#define CFG_EBC_PB0CR 0xfe0bc000 /* BAS=0xFE0,BS=32MB,BU=R/W,BW=32bit */ +#define CFG_EBC_PB0CR 0xfe0bc000 -/* Memory Bank 1 (CRAM) initialization */ +/* Just initial configuration for CRAM. Will be changed in memory.c to sync mode*/ +/* Memory Bank 1 (CRAM) initialization */ #define CFG_EBC_PB1AP 0x030400c0 #define CFG_EBC_PB1CR 0x000bc000 -/* Memory Bank 2 (CRAM) initialization */ +/* Memory Bank 2 (CRAM) initialization */ #define CFG_EBC_PB2AP 0x030400c0 #define CFG_EBC_PB2CR 0x020bc000 /* Memory Bank 3 (NAND-FLASH) initialization */ #define CFG_EBC_PB3AP 0x018003c0 -#define CFG_EBC_PB3CR (CFG_NAND | 0x1c000) +#define CFG_EBC_PB3CR (CFG_NAND_ADDR | 0x1c000) -/* Memory Bank 4 (CPLD) initialization */ +/* Memory Bank 4 (CPLD) initialization */ #define CFG_EBC_PB4AP 0x04006000 -#define CFG_EBC_PB4CR 0x80018000 /* BAS=0x000,BS=16MB,BU=R/W,BW=32bit */ +#define CFG_EBC_PB4CR (CFG_CPLD_BASE | 0x18000) #define CFG_EBC_CFG 0xf8400000 +/*----------------------------------------------------------------------- + * GPIO Setup + *----------------------------------------------------------------------*/ +#define CFG_GPIO_CRAM_CLK 8 +#define CFG_GPIO_CRAM_WAIT 9 +#define CFG_GPIO_CRAM_ADV 10 +#define CFG_GPIO_CRAM_CRE (32 + 21) + /*----------------------------------------------------------------------- * Definitions for GPIO_0 setup (PPC405EZ specific) * @@ -389,25 +404,6 @@ #define CFG_GPIO1_TSRL 0x00000000 #define CFG_GPIO1_TCR 0xFFFF8014 -/*----------------------------------------------------------------------- - * EPLD Regs. - */ -#define EPLD_BASE 0x80000000 -#define EPLD_ETHRSTBOOT 0x10 -#define EPLD_CTRL 0x14 -#define EPLD_MUXOE 0x16 - -/* - * State definations - */ -#define LOAK_INIT 0x494e4954 /* ASCII "INIT" */ -#define LOAK_NONE 0x4e4f4e45 /* ASCII "NONE" */ -#define LOAK_CRAM 0x4352414d /* ASCII "CRAM" */ -#define LOAK_PSRAM 0x50535241 /* ASCII "PSRA" - PSRAM */ -#define LOAK_OCM 0x4f434d20 /* ASCII "OCM " */ -#define LOAK_ZERO 0x5a45524f /* ASCII "ZERO" */ -#define LOAK_SPL 0x53504c20 /* ASCII "SPL" */ - /* * Internal Definitions * diff --git a/include/serial.h b/include/serial.h index 48800595d78..f7412fd1738 100644 --- a/include/serial.h +++ b/include/serial.h @@ -23,7 +23,7 @@ extern struct serial_device serial_scc_device; extern struct serial_device * default_serial_console (void); #if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) \ - || defined(CONFIG_405EP) || defined(CONFIG_MPC5xxx) + || defined(CONFIG_405EP) || defined(CONFIG_405EZ) || defined(CONFIG_MPC5xxx) extern struct serial_device serial0_device; extern struct serial_device serial1_device; #if defined(CFG_NS16550_SERIAL) -- cgit v1.3.1 From 0c75c9d84307a9f1cbe1ff0c4d8937ee3a96475e Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Wed, 28 Mar 2007 14:52:12 +0200 Subject: i2c: Enable "old" i2c commands even when CONFIG_I2C_CMD_TREE is defined The "old" i2c commands (iprobe, imd...) are now compiled in again, even when the i2c command tree is enabled via the CONFIG_I2C_CMD_TREE config option. Signed-off-by: Stefan Roese --- common/cmd_i2c.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'common') diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c index 34571ee73b8..755810d5904 100644 --- a/common/cmd_i2c.c +++ b/common/cmd_i2c.c @@ -969,7 +969,7 @@ U_BOOT_CMD( "i2c sdram chip - print SDRAM configuration information\n" #endif /* CFG_CMD_SDRAM */ ); -#else /* CONFIG_I2C_CMD_TREE */ +#endif /* CONFIG_I2C_CMD_TREE */ U_BOOT_CMD( imd, 4, 1, do_i2c_md, \ "imd - i2c memory display\n", \ @@ -1024,6 +1024,5 @@ U_BOOT_CMD( " (valid chip values 50..57)\n" ); #endif -#endif /* CONFIG_I2C_CMD_TREE */ #endif /* CFG_CMD_I2C */ -- cgit v1.3.1 From 781e09ee6e3e3e392ab362c1f0ef1068adc76e3e Mon Sep 17 00:00:00 2001 From: Gerald Van Baren Date: Sat, 31 Mar 2007 12:22:10 -0400 Subject: Add a flattened device tree (fdt) command (1 of 2) The fdt command uses David Gibson's libfdt library to manipulate as well as print the flattened device tree. This patch is the new command, the second part is the modifications to the existing code. --- common/cmd_fdt.c | 874 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 874 insertions(+) create mode 100644 common/cmd_fdt.c (limited to 'common') diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c new file mode 100644 index 00000000000..968bade626d --- /dev/null +++ b/common/cmd_fdt.c @@ -0,0 +1,874 @@ +/* + * (C) Copyright 2007 + * Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com + * Based on code written by: + * Pantelis Antoniou and + * Matthew McClintock + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include + +#ifdef CONFIG_OF_LIBFDT +#include +#include +#include + +#define MAX_LEVEL 32 /* how deeply nested we will go */ +#define SCRATCHPAD 1024 /* bytes of scratchpad memory */ + +/* + * Global data (for the gd->bd) + */ +DECLARE_GLOBAL_DATA_PTR; + +/* + * Scratchpad memory. + */ +static char data[SCRATCHPAD]; + + +/* + * Function prototypes/declarations. + */ +static int fdt_valid(void); +static void print_data(const void *data, int len); +static int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end); +static int fdt_env(void *fdt); +static int fdt_bd_t(void *fdt); + + +/* + * Flattened Device Tree command, see the help for parameter definitions. + */ +int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + char op; + + if (argc < 2) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + /* + * Figure out which subcommand was given + */ + op = argv[1][0]; + /******************************************************************** + * Set the address of the fdt + ********************************************************************/ + if (op == 'a') { + /* + * Set the address [and length] of the fdt. + */ + fdt = (struct fdt_header *)simple_strtoul(argv[2], NULL, 16); + + if (!fdt_valid()) { + return 1; + } + + if (argc >= 4) { + int len; + int err; + /* + * Optional new length + */ + len = simple_strtoul(argv[3], NULL, 16); + if (len < fdt_totalsize(fdt)) { + printf ("New length %d < existing length %d, ignoring.\n", + len, fdt_totalsize(fdt)); + } else { + /* + * Open in place with a new length. + */ + err = fdt_open_into(fdt, fdt, len); + if (err != 0) { + printf ("libfdt: %s\n", fdt_strerror(err)); + } + } + } + + /******************************************************************** + * Move the fdt + ********************************************************************/ + } else if (op == 'm') { + struct fdt_header *newaddr; + int len; + int err; + + if (argc != 5) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + /* + * Set the address and length of the fdt. + */ + fdt = (struct fdt_header *)simple_strtoul(argv[2], NULL, 16); + if (!fdt_valid()) { + return 1; + } + + newaddr = (struct fdt_header *)simple_strtoul(argv[3], NULL, 16); + len = simple_strtoul(argv[4], NULL, 16); + if (len < fdt_totalsize(fdt)) { + printf ("New length %d < existing length %d, aborting.\n", + len, fdt_totalsize(fdt)); + return 1; + } + + /* + * Copy to the new location. + */ + err = fdt_open_into(fdt, newaddr, len); + if (err != 0) { + printf ("libfdt: %s\n", fdt_strerror(err)); + return 1; + } + fdt = newaddr; + + /******************************************************************** + * Set the value of a node in the fdt. + ********************************************************************/ + } else if (op == 's') { + char *pathp; /* path */ + char *prop; /* property */ + struct fdt_property *nodep; /* node struct pointer */ + char *newval; /* value from the user (as a string) */ + char *vp; /* temporary value pointer */ + char *cp; /* temporary char pointer */ + int nodeoffset; /* node offset from libfdt */ + int len; /* new length of the property */ + int oldlen; /* original length of the property */ + unsigned long tmp; /* holds converted values */ + int ret; /* return value */ + + /* + * Parameters: Node path, property, value. + */ + if (argc < 5) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + pathp = argv[2]; + prop = argv[3]; + newval = argv[4]; + + if (strcmp(pathp, "/") == 0) { + nodeoffset = 0; + } else { + nodeoffset = fdt_path_offset (fdt, pathp); + if (nodeoffset < 0) { + /* + * Not found or something else bad happened. + */ + printf ("libfdt: %s\n", fdt_strerror(nodeoffset)); + return 1; + } + } + nodep = fdt_getprop (fdt, nodeoffset, prop, &oldlen); + if (oldlen < 0) { + printf ("libfdt %s\n", fdt_strerror(oldlen)); + return 1; + } else if (oldlen == 0) { + /* + * The specified property has no value + */ + printf("%s has no value, cannot set one (yet).\n", prop); + return 1; + } else { + /* + * Convert the new property + */ + vp = data; + if (*newval == '<') { + /* + * Bigger values than bytes. + */ + len = 0; + newval++; + while ((*newval != '>') && (*newval != '\0')) { + cp = newval; + tmp = simple_strtoul(cp, &newval, 16); + if ((newval - cp) <= 2) { + *vp = tmp & 0xFF; + vp += 1; + len += 1; + } else if ((newval - cp) <= 4) { + *(uint16_t *)vp = __cpu_to_be16(tmp); + vp += 2; + len += 2; + } else if ((newval - cp) <= 8) { + *(uint32_t *)vp = __cpu_to_be32(tmp); + vp += 4; + len += 4; + } else { + printf("Sorry, I could not convert \"%s\"\n", cp); + return 1; + } + while (*newval == ' ') + newval++; + } + if (*newval != '>') { + printf("Unexpected character '%c'\n", *newval); + return 1; + } + } else if (*newval == '[') { + /* + * Byte stream. Convert the values. + */ + len = 0; + newval++; + while ((*newval != ']') && (*newval != '\0')) { + tmp = simple_strtoul(newval, &newval, 16); + *vp++ = tmp & 0xFF; + len++; + while (*newval == ' ') + newval++; + } + if (*newval != ']') { + printf("Unexpected character '%c'\n", *newval); + return 1; + } + } else { + /* + * Assume it is a string. Copy it into our data area for + * convenience (including the terminating '\0'). + */ + len = strlen(newval) + 1; + strcpy(data, newval); + } + + ret = fdt_setprop(fdt, nodeoffset, prop, data, len); + if (ret < 0) { + printf ("libfdt %s\n", fdt_strerror(ret)); + return 1; + } + } + + /******************************************************************** + * Print (recursive) / List (single level) + ********************************************************************/ + } else if ((op == 'p') || (op == 'l')) { + /* + * Recursively print (a portion of) the fdt. + */ + static int offstack[MAX_LEVEL]; + static char tabs[MAX_LEVEL+1] = "\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t"; + int depth = MAX_LEVEL; /* how deep to print */ + char *pathp; /* path */ + char *prop; /* property */ + void *nodep; /* property node pointer */ + int nodeoffset; /* node offset from libfdt */ + int nextoffset; /* next node offset from libfdt */ + uint32_t tag; /* tag */ + int len; /* length of the property */ + int level = 0; /* keep track of nesting level */ + + /* + * list is an alias for print, but limited to 1 level + */ + if (op == 'l') { + depth = 1; + } + + /* + * Get the starting path. The root node is an oddball, + * the offset is zero and has no name. + */ + pathp = argv[2]; + if (argc > 3) + prop = argv[3]; + else + prop = NULL; + + if (strcmp(pathp, "/") == 0) { + nodeoffset = 0; + printf("/"); + } else { + nodeoffset = fdt_path_offset (fdt, pathp); + if (nodeoffset < 0) { + /* + * Not found or something else bad happened. + */ + printf ("libfdt %s\n", fdt_strerror(nodeoffset)); + return 1; + } + } + /* + * The user passed in a property as well as node path. Print only + * the given property and then return. + */ + if (prop) { + nodep = fdt_getprop (fdt, nodeoffset, prop, &len); + if (len == 0) { + printf("%s %s\n", pathp, prop); /* no property value */ + return 0; + } else if (len > 0) { + printf("%s=", prop); + print_data (nodep, len); + printf("\n"); + return 0; + } else { + printf ("libfdt %s\n", fdt_strerror(len)); + return 1; + } + } + + /* + * The user passed in a node path and no property, print the node + * and all subnodes. + */ + offstack[0] = nodeoffset; + + while(level >= 0) { + tag = fdt_next_tag(fdt, nodeoffset, &nextoffset, &pathp); + switch(tag) { + case FDT_BEGIN_NODE: + if(level <= depth) + printf("%s%s {\n", &tabs[MAX_LEVEL - level], pathp); + level++; + offstack[level] = nodeoffset; + if (level >= MAX_LEVEL) { + printf("Aaaiii nested too deep.\n"); + return 1; + } + break; + case FDT_END_NODE: + level--; + if(level <= depth) + printf("%s};\n", &tabs[MAX_LEVEL - level]); + if (level == 0) { + level = -1; /* exit the loop */ + } + break; + case FDT_PROP: + nodep = fdt_getprop (fdt, offstack[level], pathp, &len); + if (len < 0) { + printf ("libfdt %s\n", fdt_strerror(len)); + return 1; + } else if (len == 0) { + /* the property has no value */ + if(level <= depth) + printf("%s%s;\n", &tabs[MAX_LEVEL - level], pathp); + } else { + if(level <= depth) { + printf("%s%s=", &tabs[MAX_LEVEL - level], pathp); + print_data (nodep, len); + printf(";\n"); + } + } + break; + case FDT_NOP: + break; + case FDT_END: + return 1; + default: + if(level <= depth) + printf("Unknown tag 0x%08X\n", tag); + return 1; + } + nodeoffset = nextoffset; + } + + /******************************************************************** + * Remove a property/node + ********************************************************************/ + } else if (op == 'r') { + int nodeoffset; /* node offset from libfdt */ + int err; + + /* + * Get the path. The root node is an oddball, the offset + * is zero and has no name. + */ + if (strcmp(argv[2], "/") == 0) { + nodeoffset = 0; + } else { + nodeoffset = fdt_path_offset (fdt, argv[2]); + if (nodeoffset < 0) { + /* + * Not found or something else bad happened. + */ + printf ("libfdt %s\n", fdt_strerror(nodeoffset)); + return 1; + } + } + /* + * Do the delete. A fourth parameter means delete a property, + * otherwise delete the node. + */ + if (argc > 3) { + err = fdt_delprop(fdt, nodeoffset, argv[3]); + if (err < 0) { + printf("fdt_delprop libfdt: %s\n", fdt_strerror(err)); + return err; + } + } else { + err = fdt_del_node(fdt, nodeoffset); + if (err < 0) { + printf("fdt_del_node libfdt: %s\n", fdt_strerror(err)); + return err; + } + } + + /******************************************************************** + * Create a chosen node + ********************************************************************/ + } else if (op == 'c') { + fdt_chosen(fdt, 0, 0); + + /******************************************************************** + * Create a u-boot-env node + ********************************************************************/ + } else if (op == 'e') { + fdt_env(fdt); + + /******************************************************************** + * Create a bd_t node + ********************************************************************/ + } else if (op == 'b') { + fdt_bd_t(fdt); + + /******************************************************************** + * Unrecognized command + ********************************************************************/ + } else { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + return 0; +} + +/********************************************************************/ + +static int fdt_valid(void) +{ + if (fdt == NULL) { + printf ("The address of the fdt is invalid.\n"); + return 0; + } + if (!fdt || (fdt_magic(fdt) != FDT_MAGIC)) { + fdt = NULL; + printf ("Unrecognized fdt: bad magic\n"); + return 0; + } + if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION) { + printf ("Unsupported fdt version: $d < %d\n", + FDT_FIRST_SUPPORTED_VERSION, fdt_version(fdt)); + fdt = NULL; + return 0; + } + if (fdt_last_comp_version(fdt) > FDT_LAST_SUPPORTED_VERSION) { + printf ("Unsupported fdt version: $d > %d\n", + fdt_version(fdt), FDT_LAST_SUPPORTED_VERSION); + fdt = NULL; + return 0; + } + return 1; +} + +/********************************************************************/ + +/* + * OF flat tree handling + * Written by: Pantelis Antoniou + * Updated by: Matthew McClintock + * Converted to libfdt by: Gerald Van Baren + */ + +static int is_printable_string(const void *data, int len) +{ + const char *s = data; + + /* zero length is not */ + if (len == 0) + return 0; + + /* must terminate with zero */ + if (s[len - 1] != '\0') + return 0; + + /* printable or a null byte (concatenated strings) */ + while (((*s == '\0') || isprint(*s)) && (len > 0)) { + /* + * If we see a null, there are three possibilities: + * 1) If len == 1, it is the end of the string, printable + * 2) Next character also a null, not printable. + * 3) Next character not a null, continue to check. + */ + if (s[0] == '\0') { + if (len == 1) + return 1; + if (s[1] == '\0') + return 0; + } + s++; + len--; + } + + /* Not the null termination, or not done yet: not printable */ + if (*s != '\0' || (len != 0)) + return 0; + + return 1; +} + +static void print_data(const void *data, int len) +{ + int j; + const u8 *s; + + /* no data, don't print */ + if (len == 0) + return; + + /* + * It is a string, but it may have multiple strings (embedded '\0's). + */ + if (is_printable_string(data, len)) { + puts("\""); + j = 0; + while (j < len) { + if (j > 0) + puts("\", \""); + puts(data); + j += strlen(data) + 1; + data += strlen(data) + 1; + } + puts("\""); + return; + } + + switch (len) { + case 1: /* byte */ + printf("<%02x>", (*(u8 *) data) & 0xff); + break; + case 2: /* half-word */ + printf("<%04x>", be16_to_cpu(*(u16 *) data) & 0xffff); + break; + case 4: /* word */ + printf("<%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU); + break; + case 8: /* double-word */ +#if __WORDSIZE == 64 + printf("<%016llx>", be64_to_cpu(*(uint64_t *) data)); +#else + printf("<%08x ", be32_to_cpu(*(u32 *) data) & 0xffffffffU); + data += 4; + printf("%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU); +#endif + break; + default: /* anything else... hexdump */ + printf("["); + for (j = 0, s = data; j < len; j++) + printf("%02x%s", s[j], j < len - 1 ? " " : ""); + printf("]"); + + break; + } +} + +/********************************************************************/ + +static int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end) +{ + bd_t *bd = gd->bd; + int nodeoffset; + int err; + u32 tmp; /* used to set 32 bit integer properties */ + char *str; /* used to set string properties */ + ulong clock; + + if (initrd_start && initrd_end) { + err = fdt_add_reservemap_entry(fdt, + initrd_start, initrd_end - initrd_start + 1); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + } + + /* + * See if we already have a "chosen" node, create it if not. + */ + nodeoffset = fdt_path_offset (fdt, "/chosen"); + if (nodeoffset < 0) { + /* + * Create a new node "/chosen" (offset 0 is root level) + */ + nodeoffset = fdt_add_subnode(fdt, 0, "chosen"); + if (nodeoffset < 0) { + printf("libfdt: %s\n", fdt_strerror(nodeoffset)); + return nodeoffset; + } + } + + str = getenv("bootargs"); + if (str != NULL) { + err = fdt_setprop(fdt, nodeoffset, "bootargs", str, strlen(str)+1); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } + if (initrd_start && initrd_end) { + tmp = __cpu_to_be32(initrd_start); + err = fdt_setprop(fdt, nodeoffset, "linux,initrd-start", &tmp, sizeof(tmp)); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + tmp = __cpu_to_be32(initrd_end); + err = fdt_setprop(fdt, nodeoffset, "linux,initrd-end", &tmp, sizeof(tmp)); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } +#ifdef OF_STDOUT_PATH + err = fdt_setprop(fdt, nodeoffset, "linux,stdout-path", OF_STDOUT_PATH, strlen(OF_STDOUT_PATH)+1); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); +#endif + + nodeoffset = fdt_path_offset (fdt, "/cpus"); + if (nodeoffset >= 0) { + clock = cpu_to_be32(bd->bi_intfreq); + err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } +#ifdef OF_TBCLK + nodeoffset = fdt_path_offset (fdt, "/cpus/" OF_CPU "/timebase-frequency"); + if (nodeoffset >= 0) { + clock = cpu_to_be32(OF_TBCLK); + err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } +#endif +} + +/********************************************************************/ + +#ifdef CONFIG_OF_HAS_BD_T + +/* Function that returns a character from the environment */ +extern uchar(*env_get_char) (int); + +#define BDM(x) { .name = #x, .offset = offsetof(bd_t, bi_ ##x ) } + +static const struct { + const char *name; + int offset; +} bd_map[] = { + BDM(memstart), + BDM(memsize), + BDM(flashstart), + BDM(flashsize), + BDM(flashoffset), + BDM(sramstart), + BDM(sramsize), +#if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_8260) \ + || defined(CONFIG_E500) + BDM(immr_base), +#endif +#if defined(CONFIG_MPC5xxx) + BDM(mbar_base), +#endif +#if defined(CONFIG_MPC83XX) + BDM(immrbar), +#endif +#if defined(CONFIG_MPC8220) + BDM(mbar_base), + BDM(inpfreq), + BDM(pcifreq), + BDM(pevfreq), + BDM(flbfreq), + BDM(vcofreq), +#endif + BDM(bootflags), + BDM(ip_addr), + BDM(intfreq), + BDM(busfreq), +#ifdef CONFIG_CPM2 + BDM(cpmfreq), + BDM(brgfreq), + BDM(sccfreq), + BDM(vco), +#endif +#if defined(CONFIG_MPC5xxx) + BDM(ipbfreq), + BDM(pcifreq), +#endif + BDM(baudrate), +}; + +static int fdt_env(void *fdt) +{ + int nodeoffset; + int err; + int k, nxt; + int i; + static char tmpenv[256]; + + /* + * See if we already have a "u-boot-env" node, delete it if so. + * Then create a new empty node. + */ + nodeoffset = fdt_path_offset (fdt, "/u-boot-env"); + if (nodeoffset >= 0) { + err = fdt_del_node(fdt, nodeoffset); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + } + /* + * Create a new node "/u-boot-env" (offset 0 is root level) + */ + nodeoffset = fdt_add_subnode(fdt, 0, "u-boot-env"); + if (nodeoffset < 0) { + printf("libfdt: %s\n", fdt_strerror(nodeoffset)); + return nodeoffset; + } + + for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { + char *s, *lval, *rval; + + /* + * Find the end of the name=definition + */ + for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) + ; + s = tmpenv; + for (k = i; k < nxt && s < &tmpenv[sizeof(tmpenv) - 1]; ++k) + *s++ = env_get_char(k); + *s++ = '\0'; + lval = tmpenv; + /* + * Find the first '=': it separates the name from the value + */ + s = strchr(tmpenv, '='); + if (s != NULL) { + *s++ = '\0'; + rval = s; + } else + continue; + err = fdt_setprop(fdt, nodeoffset, lval, rval, strlen(rval)+1); + if (err < 0) { + printf("\"%s\" - libfdt: %s\n", lval, fdt_strerror(err)); + return err; + } + } + return 0; +} +#endif /* CONFIG_OF_HAS_UBOOT_ENV */ + +/********************************************************************/ + +#ifdef CONFIG_OF_HAS_BD_T +static int fdt_bd_t(void *fdt) +{ + bd_t *bd = gd->bd; + int nodeoffset; + int err; + u32 tmp; /* used to set 32 bit integer properties */ + int i; + + /* + * See if we already have a "bd_t" node, delete it if so. + * Then create a new empty node. + */ + nodeoffset = fdt_path_offset (fdt, "/bd_t"); + if (nodeoffset >= 0) { + err = fdt_del_node(fdt, nodeoffset); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + } + /* + * Create a new node "/bd_t" (offset 0 is root level) + */ + nodeoffset = fdt_add_subnode(fdt, 0, "bd_t"); + if (nodeoffset < 0) { + printf("libfdt: %s\n", fdt_strerror(nodeoffset)); + return nodeoffset; + } + /* + * Use the string/pointer structure to create the entries... + */ + for (i = 0; i < sizeof(bd_map)/sizeof(bd_map[0]); i++) { + tmp = cpu_to_be32(getenv("bootargs")); + err = fdt_setprop(fdt, nodeoffset, bd_map[i].name, &tmp, sizeof(tmp)); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } + /* + * Add a couple of oddball entries... + */ + err = fdt_setprop(fdt, nodeoffset, "enetaddr", &bd->bi_enetaddr, 6); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + err = fdt_setprop(fdt, nodeoffset, "ethspeed", &bd->bi_ethspeed, 4); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + +#ifdef CONFIG_OF_BOARD_SETUP + ft_board_setup(fdt, bd); +#endif + + return 0; +} +#endif /* CONFIG_OF_HAS_BD_T */ + +/********************************************************************/ + +U_BOOT_CMD( + fdt, 5, 0, do_fdt, + "fdt - flattened device tree utility commands\n", + "addr [] - Set the fdt location to \n" + "fdt move - Copy the fdt to \n" + "fdt print [] - Recursive print starting at \n" + "fdt list [] - Print one level starting at \n" + "fdt set [] - Set [to ]\n" + "fdt mknode - Create a new node after \n" + "fdt rm [] - Delete the node or \n" + "fdt chosen - Add/update the \"/chosen\" branch in the tree\n" +#ifdef CONFIG_OF_HAS_UBOOT_ENV + "fdt env - Add/replace the \"/u-boot-env\" branch in the tree\n" +#endif +#ifdef CONFIG_OF_HAS_BD_T + "fdt bd_t - Add/replace the \"/bd_t\" branch in the tree\n" +#endif + "Hints:\n" + " * Set a larger length with the fdt addr command to add to the blob.\n" + " * If the property you are setting/printing has a '#' character,\n" + " you MUST escape it with a \\ character or quote it with \" or\n" + " it will be ignored as a comment.\n" + " * If the value has spaces in it, you MUST escape the spaces with\n" + " \\ characters or quote it with \"\"\n" + "Examples: fdt print / # print the whole tree\n" + " fdt print /cpus \"#address-cells\"\n" + " fdt set /cpus \"#address-cells\" \"[00 00 00 01]\"\n" +); + +#endif /* CONFIG_OF_FLAT_TREE */ -- cgit v1.3.1 From 213bf8c822de8eecaf69860684469cdaba2e9e6a Mon Sep 17 00:00:00 2001 From: Gerald Van Baren Date: Sat, 31 Mar 2007 12:23:51 -0400 Subject: Add a flattened device tree (fdt) command (2 of 2) Modifications to the existing code to support the new fdt command. --- README | 33 +++++++++---- board/mpc8360emds/config.mk | 6 +++ board/mpc8360emds/mpc8360emds.c | 30 +++++++++--- board/mpc8360emds/pci.c | 20 ++++++++ common/Makefile | 2 +- common/cmd_bootm.c | 65 +++++++++++++++++++++---- cpu/mpc83xx/cpu.c | 102 +++++++++++++++++++++++++++++++++++++++- include/configs/MPC8360EMDS.h | 6 ++- 8 files changed, 237 insertions(+), 27 deletions(-) (limited to 'common') diff --git a/README b/README index 15428643ede..87d6d10717a 100644 --- a/README +++ b/README @@ -164,6 +164,7 @@ Directory Hierarchy: - lib_mips Files generic to MIPS architecture - lib_nios Files generic to NIOS architecture - lib_ppc Files generic to PowerPC architecture +- libfdt Library files to support flattened device trees - net Networking code - post Power On Self Test - rtc Real Time Clock drivers @@ -430,12 +431,23 @@ The following options need to be configured: expect it to be in bytes, others in MB. Define CONFIG_MEMSIZE_IN_BYTES to make it in bytes. - CONFIG_OF_FLAT_TREE + CONFIG_OF_LIBFDT / CONFIG_OF_FLAT_TREE New kernel versions are expecting firmware settings to be - passed using flat open firmware trees. - The environment variable "disable_of", when set, disables this - functionality. + passed using flattened device trees (based on open firmware + concepts). + + CONFIG_OF_LIBFDT + * New libfdt-based support + * Adds the "fdt" command + * The bootm command does _not_ modify the fdt + + CONFIG_OF_FLAT_TREE + * Deprecated, see CONFIG_OF_LIBFDT + * Original ft_build.c-based support + * Automatically modifies the dft as part of the bootm command + * The environment variable "disable_of", when set, + disables this functionality. CONFIG_OF_FLAT_TREE_MAX_SIZE @@ -448,13 +460,16 @@ The following options need to be configured: CONFIG_OF_HAS_BD_T - The resulting flat device tree will have a copy of the bd_t. - Space should be pre-allocated in the dts for the bd_t. + * CONFIG_OF_LIBFDT - enables the "fdt bd_t" command + * CONFIG_OF_FLAT_TREE - The resulting flat device tree + will have a copy of the bd_t. Space should be + pre-allocated in the dts for the bd_t. CONFIG_OF_HAS_UBOOT_ENV - The resulting flat device tree will have a copy of u-boot's - environment variables + * CONFIG_OF_LIBFDT - enables the "fdt bd_t" command + * CONFIG_OF_FLAT_TREE - The resulting flat device tree + will have a copy of u-boot's environment variables CONFIG_OF_BOARD_SETUP @@ -721,6 +736,8 @@ The following options need to be configured: #define CONFIG_COMMANDS (CFG_CMD_ALL & ~CFG_CMD_NET) + Other Commands: + fdt (flattened device tree) command: CONFIG_OF_LIBFDT Note: Don't enable the "icache" and "dcache" commands (configuration option CFG_CMD_CACHE) unless you know diff --git a/board/mpc8360emds/config.mk b/board/mpc8360emds/config.mk index 9ace8860cfd..d2a94358287 100644 --- a/board/mpc8360emds/config.mk +++ b/board/mpc8360emds/config.mk @@ -26,3 +26,9 @@ # TEXT_BASE = 0xFE000000 + +# +# Additional board-specific libraries +# +BOARDLIBS = libfdt/libfdt.a + diff --git a/board/mpc8360emds/mpc8360emds.c b/board/mpc8360emds/mpc8360emds.c index 535884cb509..deadb5ffbe2 100644 --- a/board/mpc8360emds/mpc8360emds.c +++ b/board/mpc8360emds/mpc8360emds.c @@ -31,6 +31,10 @@ #if defined(CONFIG_OF_FLAT_TREE) #include #endif +#if defined(CONFIG_OF_LIBFDT) +#include +#include +#endif const qe_iop_conf_t qe_iop_conf_tab[] = { /* GETH1 */ @@ -658,22 +662,36 @@ U_BOOT_CMD(ecc, 4, 0, do_ecc, " - disables injects\n" " - re-inits memory"); #endif /* if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD) */ -#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) +#if (defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)) \ + && defined(CONFIG_OF_BOARD_SETUP) void ft_board_setup(void *blob, bd_t *bd) { +#if defined(CONFIG_OF_LIBFDT) + int nodeoffset; + int err; + int tmp[2]; + + nodeoffset = fdt_path_offset (fdt, "/memory"); + if (nodeoffset >= 0) { + tmp[0] = cpu_to_be32(bd->bi_memstart); + tmp[1] = cpu_to_be32(bd->bi_memsize); + err = fdt_setprop(fdt, nodeoffset, "reg", tmp, sizeof(tmp)); + } +#else u32 *p; int len; -#ifdef CONFIG_PCI - ft_pci_setup(blob, bd); -#endif - ft_cpu_setup(blob, bd); - p = ft_get_prop(blob, "/memory/reg", &len); if (p != NULL) { *p++ = cpu_to_be32(bd->bi_memstart); *p = cpu_to_be32(bd->bi_memsize); } +#endif + +#ifdef CONFIG_PCI + ft_pci_setup(blob, bd); +#endif + ft_cpu_setup(blob, bd); } #endif diff --git a/board/mpc8360emds/pci.c b/board/mpc8360emds/pci.c index 67cd70981ca..158effe0a9f 100644 --- a/board/mpc8360emds/pci.c +++ b/board/mpc8360emds/pci.c @@ -21,6 +21,10 @@ #if defined(CONFIG_OF_FLAT_TREE) #include #endif +#if defined(CONFIG_OF_LIBFDT) +#include +#include +#endif #include @@ -299,6 +303,22 @@ void pci_init_board(void) } #endif /* CONFIG_PCISLAVE */ +#if defined(CONFIG_OF_LIBFDT) +void +ft_pci_setup(void *blob, bd_t *bd) +{ + int nodeoffset; + int err; + int tmp[2]; + + nodeoffset = fdt_path_offset (fdt, "/" OF_SOC "/pci@8500"); + if (nodeoffset >= 0) { + tmp[0] = cpu_to_be32(hose[0].first_busno); + tmp[1] = cpu_to_be32(hose[0].last_busno); + err = fdt_setprop(fdt, nodeoffset, "bus-range", tmp, sizeof(tmp)); + } +} +#endif /* CONFIG_OF_LIBFDT */ #ifdef CONFIG_OF_FLAT_TREE void ft_pci_setup(void *blob, bd_t *bd) diff --git a/common/Makefile b/common/Makefile index 6f81c4abcf3..74a6af204e5 100644 --- a/common/Makefile +++ b/common/Makefile @@ -32,7 +32,7 @@ COBJS = main.o ACEX1K.o altera.o bedbug.o circbuf.o cmd_autoscript.o \ cmd_cache.o cmd_console.o \ cmd_date.o cmd_dcr.o cmd_diag.o cmd_display.o cmd_doc.o cmd_dtt.o \ cmd_eeprom.o cmd_elf.o cmd_ext2.o \ - cmd_fat.o cmd_fdc.o cmd_fdos.o cmd_flash.o cmd_fpga.o \ + cmd_fat.o cmd_fdc.o cmd_fdt.o cmd_fdos.o cmd_flash.o cmd_fpga.o \ cmd_i2c.o cmd_ide.o cmd_immap.o cmd_itest.o cmd_jffs2.o \ cmd_load.o cmd_log.o \ cmd_mem.o cmd_mii.o cmd_misc.o cmd_mmc.o \ diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index c0ed076bb90..ab8648fffcf 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -34,7 +34,11 @@ #include #include -#ifdef CONFIG_OF_FLAT_TREE +#if defined(CONFIG_OF_LIBFDT) +#include +#include +#endif +#if defined(CONFIG_OF_FLAT_TREE) #include #endif @@ -467,7 +471,7 @@ U_BOOT_CMD( "[addr [arg ...]]\n - boot application image stored in memory\n" "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n" "\t'arg' can be the address of an initrd image\n" -#ifdef CONFIG_OF_FLAT_TREE +#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) "\tWhen booting a Linux kernel which requires a flat device-tree\n" "\ta third argument is required which is the address of the of the\n" "\tdevice-tree blob. To boot that kernel without an initrd image,\n" @@ -529,7 +533,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, bd_t *kbd; void (*kernel)(bd_t *, ulong, ulong, ulong, ulong); image_header_t *hdr = &header; -#ifdef CONFIG_OF_FLAT_TREE +#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) char *of_flat_tree = NULL; ulong of_data = 0; #endif @@ -622,7 +626,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, * Check if there is an initrd image */ -#ifdef CONFIG_OF_FLAT_TREE +#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) /* Look for a '-' which indicates to ignore the ramdisk argument */ if (argc >= 3 && strcmp(argv[2], "-") == 0) { debug ("Skipping initrd\n"); @@ -739,12 +743,15 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, len = data = 0; } -#ifdef CONFIG_OF_FLAT_TREE +#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) if(argc > 3) { of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16); hdr = (image_header_t *)of_flat_tree; - - if (*(ulong *)of_flat_tree == OF_DT_HEADER) { +#if defined(CONFIG_OF_LIBFDT) + if (be32_to_cpu(fdt_magic(of_flat_tree)) == FDT_MAGIC) { +#else + if (*(ulong *)of_flat_tree == OF_DT_HEADER) { +#endif #ifndef CFG_NO_FLASH if (addr2info((ulong)of_flat_tree) != NULL) of_data = (ulong)of_flat_tree; @@ -787,7 +794,11 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, printf("ERROR: uImage is not uncompressed\n"); return; } +#if defined(CONFIG_OF_LIBFDT) + if (be32_to_cpu(fdt_magic(of_flat_tree + sizeof(image_header_t))) != FDT_MAGIC) { +#else if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { +#endif printf ("ERROR: uImage data is not a flat device tree\n"); return; } @@ -824,12 +835,20 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, of_data += 4 - tail; } +#if defined(CONFIG_OF_LIBFDT) + if (be32_to_cpu(fdt_magic(of_data)) != FDT_MAGIC) { +#else if (((struct boot_param_header *)of_data)->magic != OF_DT_HEADER) { +#endif printf ("ERROR: image is not a flat device tree\n"); return; } +#if defined(CONFIG_OF_LIBFDT) + if (be32_to_cpu(fdt_totalsize(of_data)) != ntohl(len_ptr[2])) { +#else if (((struct boot_param_header *)of_data)->totalsize != ntohl(len_ptr[2])) { +#endif printf ("ERROR: flat device tree size does not agree with image\n"); return; } @@ -913,7 +932,31 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, unlock_ram_in_cache(); #endif -#ifdef CONFIG_OF_FLAT_TREE +#if defined(CONFIG_OF_LIBFDT) + /* move of_flat_tree if needed */ + if (of_data) { + int err; + ulong of_start, of_len; + of_len = be32_to_cpu(fdt_totalsize(of_data)); + /* provide extra 8k pad */ + if (initrd_start) + of_start = initrd_start - of_len - 8192; + else + of_start = (ulong)kbd - of_len - 8192; + of_start &= ~(4096 - 1); /* align on page */ + debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", + of_data, of_data + of_len - 1, of_len, of_len); + + + printf (" Loading Device Tree to %08lx, end %08lx ... ", + of_start, of_start + of_len - 1); + err = fdt_open_into(of_start, of_data, of_len); + if (err != 0) { + printf ("libfdt: %s\n", fdt_strerror(err)); + } + } +#endif +#if defined(CONFIG_OF_FLAT_TREE) /* move of_flat_tree if needed */ if (of_data) { ulong of_start, of_len; @@ -942,13 +985,13 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, * r6: Start of command line string * r7: End of command line string */ -#ifdef CONFIG_OF_FLAT_TREE +#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) if (!of_flat_tree) /* no device tree; boot old style */ #endif (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end); /* does not return */ -#ifdef CONFIG_OF_FLAT_TREE +#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) /* * Linux Kernel Parameters (passing device tree): * r3: ptr to OF flat tree, followed by the board info data @@ -957,8 +1000,10 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, * r6: NULL * r7: NULL */ +#if defined(CONFIG_OF_FLAT_TREE) ft_setup(of_flat_tree, kbd, initrd_start, initrd_end); /* ft_dump_blob(of_flat_tree); */ +#endif (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0); #endif diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c index e4bc4052db5..851241adfb4 100644 --- a/cpu/mpc83xx/cpu.c +++ b/cpu/mpc83xx/cpu.c @@ -30,8 +30,14 @@ #include #include #include -#include #include +#if defined(CONFIG_OF_FLAT_TREE) +#include +#endif +#if defined(CONFIG_OF_LIBFDT) +#include +#include +#endif DECLARE_GLOBAL_DATA_PTR; @@ -291,6 +297,100 @@ void watchdog_reset (void) } #endif +#if defined(CONFIG_OF_LIBFDT) + +/* + * Fixups to the fdt. If "create" is TRUE, the node is created + * unconditionally. If "create" is FALSE, the node is updated + * only if it already exists. + */ +#define FT_UPDATE 0x00000000 /* update existing property only */ +#define FT_CREATE 0x00000001 /* create property if it doesn't exist */ +#define FT_BUSFREQ 0x00000002 /* source is bd->bi_busfreq */ +#define FT_ENETADDR 0x00000004 /* source is bd->bi_enetaddr */ +static const struct { + int createflags; + char *node; + char *prop; +} fixup_props[] = { + { FT_CREATE | FT_BUSFREQ, + "/cpus/" OF_CPU, + "bus-frequency", + }, + { FT_CREATE | FT_BUSFREQ, + "/cpus/" OF_SOC, + "bus-frequency" + }, + { FT_CREATE | FT_BUSFREQ, + "/" OF_SOC "/serial@4500/", + "clock-frequency" + }, + { FT_CREATE | FT_BUSFREQ, + "/" OF_SOC "/serial@4600/", + "clock-frequency" + }, +#ifdef CONFIG_MPC83XX_TSEC1 + { FT_UPDATE | FT_ENETADDR, + "/" OF_SOC "/ethernet@24000, + "mac-address", + }, + { FT_UPDATE | FT_ENETADDR, + "/" OF_SOC "/ethernet@24000, + "local-mac-address", + }, +#endif +#ifdef CONFIG_MPC83XX_TSEC2 + { FT_UPDATE | FT_ENETADDR, + "/" OF_SOC "/ethernet@25000, + "mac-address", + }, + { FT_UPDATE | FT_ENETADDR, + "/" OF_SOC "/ethernet@25000, + "local-mac-address", + }, +#endif +}; + +void +ft_cpu_setup(void *blob, bd_t *bd) +{ + int nodeoffset; + int err; + int j; + + for (j = 0; j < (sizeof(fixup_props) / sizeof(fixup_props[0])); j++) { + nodeoffset = fdt_path_offset (fdt, fixup_props[j].node); + if (nodeoffset >= 0) { + /* + * If unconditional create or the property already exists... + */ + if ((fixup_props[j].createflags & FT_CREATE) || + (fdt_get_property(fdt, nodeoffset, fixup_props[j].prop, 0))) { + if (fixup_props[j].createflags & FT_BUSFREQ) { + u32 tmp; + + tmp = cpu_to_be32(bd->bi_busfreq); + err = fdt_setprop(fdt, nodeoffset, + fixup_props[j].prop, &tmp, sizeof(tmp)); + } else if (fixup_props[j].createflags & FT_ENETADDR) { + err = fdt_setprop(fdt, nodeoffset, + fixup_props[j].prop, bd->bi_enetaddr, 6); + } else { + printf("ft_cpu_setup: %s %s has no flag for the value to set\n", + fixup_props[j].node, + fixup_props[j].prop); + } + if (err < 0) + printf("libfdt: %s %s returned %s\n", + fixup_props[j].node, + fixup_props[j].prop, + fdt_strerror(err)); + } + } + } +} +#endif + #if defined(CONFIG_OF_FLAT_TREE) void ft_cpu_setup(void *blob, bd_t *bd) diff --git a/include/configs/MPC8360EMDS.h b/include/configs/MPC8360EMDS.h index d2af0e1dfc4..79937dcd8f9 100644 --- a/include/configs/MPC8360EMDS.h +++ b/include/configs/MPC8360EMDS.h @@ -342,8 +342,12 @@ #endif /* pass open firmware flat tree */ -#define CONFIG_OF_FLAT_TREE 1 +#define CONFIG_OF_LIBFDT 1 +#undef CONFIG_OF_FLAT_TREE #define CONFIG_OF_BOARD_SETUP 1 +#define CONFIG_OF_HAS_BD_T 1 +#define CONFIG_OF_HAS_UBOOT_ENV 1 + /* maximum size of the flat tree (8K) */ #define OF_FLAT_TREE_MAX_SIZE 8192 -- cgit v1.3.1 From aea03c4e8c3a21ce43d3faf48a6e6d474c8bdf73 Mon Sep 17 00:00:00 2001 From: Gerald Van Baren Date: Sat, 31 Mar 2007 14:30:53 -0400 Subject: Fix some minor whitespace violations. --- common/cmd_bootm.c | 2 +- cpu/mpc83xx/cpu.c | 4 ++-- libfdt/fdt_ro.c | 4 ++-- 3 files changed, 5 insertions(+), 5 deletions(-) (limited to 'common') diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index ab8648fffcf..2721216bf35 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -38,7 +38,7 @@ #include #include #endif -#if defined(CONFIG_OF_FLAT_TREE) +#if defined(CONFIG_OF_FLAT_TREE) #include #endif diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c index 851241adfb4..21b16463cd7 100644 --- a/cpu/mpc83xx/cpu.c +++ b/cpu/mpc83xx/cpu.c @@ -377,12 +377,12 @@ ft_cpu_setup(void *blob, bd_t *bd) fixup_props[j].prop, bd->bi_enetaddr, 6); } else { printf("ft_cpu_setup: %s %s has no flag for the value to set\n", - fixup_props[j].node, + fixup_props[j].node, fixup_props[j].prop); } if (err < 0) printf("libfdt: %s %s returned %s\n", - fixup_props[j].node, + fixup_props[j].node, fixup_props[j].prop, fdt_strerror(err)); } diff --git a/libfdt/fdt_ro.c b/libfdt/fdt_ro.c index f8840839502..4b20553da0a 100644 --- a/libfdt/fdt_ro.c +++ b/libfdt/fdt_ro.c @@ -171,7 +171,7 @@ int fdt_path_offset(const void *fdt, const char *path) p = q; } - return offset; + return offset; } /* @@ -240,7 +240,7 @@ struct fdt_property *fdt_get_property(const void *fdt, if (lenp) *lenp = len; - + return prop; } break; -- cgit v1.3.1 From 64dbbd40c58349b64f43fd33dbb5ca0adb67d642 Mon Sep 17 00:00:00 2001 From: Gerald Van Baren Date: Fri, 6 Apr 2007 14:19:43 -0400 Subject: Moved fdt command support code to fdt_support.c ...in preparation for improving the bootm command's handling of fdt blobs. Also cleaned up some coding sloppiness. --- board/mpc8360emds/mpc8360emds.c | 16 +- common/Makefile | 2 +- common/cmd_bootm.c | 2 +- common/cmd_fdt.c | 301 ++++--------------------------------- common/fdt_support.c | 323 ++++++++++++++++++++++++++++++++++++++++ cpu/mpc83xx/cpu.c | 1 + include/fdt_support.h | 42 ++++++ 7 files changed, 412 insertions(+), 275 deletions(-) create mode 100644 common/fdt_support.c create mode 100644 include/fdt_support.h (limited to 'common') diff --git a/board/mpc8360emds/mpc8360emds.c b/board/mpc8360emds/mpc8360emds.c index deadb5ffbe2..5cabe47084d 100644 --- a/board/mpc8360emds/mpc8360emds.c +++ b/board/mpc8360emds/mpc8360emds.c @@ -664,19 +664,28 @@ U_BOOT_CMD(ecc, 4, 0, do_ecc, #if (defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)) \ && defined(CONFIG_OF_BOARD_SETUP) + +/* + * Prototypes of functions that we use. + */ +void ft_cpu_setup(void *blob, bd_t *bd); + +#ifdef CONFIG_PCI +void ft_pci_setup(void *blob, bd_t *bd); +#endif + void ft_board_setup(void *blob, bd_t *bd) { #if defined(CONFIG_OF_LIBFDT) int nodeoffset; - int err; int tmp[2]; nodeoffset = fdt_path_offset (fdt, "/memory"); if (nodeoffset >= 0) { tmp[0] = cpu_to_be32(bd->bi_memstart); tmp[1] = cpu_to_be32(bd->bi_memsize); - err = fdt_setprop(fdt, nodeoffset, "reg", tmp, sizeof(tmp)); + fdt_setprop(fdt, nodeoffset, "reg", tmp, sizeof(tmp)); } #else u32 *p; @@ -694,4 +703,5 @@ ft_board_setup(void *blob, bd_t *bd) #endif ft_cpu_setup(blob, bd); } -#endif +#endif /* CONFIG_OF_x */ + diff --git a/common/Makefile b/common/Makefile index 74a6af204e5..5dfd3a84a24 100644 --- a/common/Makefile +++ b/common/Makefile @@ -45,7 +45,7 @@ COBJS = main.o ACEX1K.o altera.o bedbug.o circbuf.o cmd_autoscript.o \ env_nand.o env_dataflash.o env_flash.o env_eeprom.o \ env_nvram.o env_nowhere.o \ exports.o \ - flash.o fpga.o ft_build.o \ + fdt_support.o flash.o fpga.o ft_build.o \ hush.o kgdb.o lcd.o lists.o lynxkdi.o \ memsize.o miiphybb.o miiphyutil.o \ s_record.o serial.o soft_i2c.o soft_spi.o spartan2.o spartan3.o \ diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 2721216bf35..3eeb03c3b20 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -950,7 +950,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, printf (" Loading Device Tree to %08lx, end %08lx ... ", of_start, of_start + of_len - 1); - err = fdt_open_into(of_start, of_data, of_len); + err = fdt_open_into((void *)of_start, (void *)of_data, of_len); if (err != 0) { printf ("libfdt: %s\n", fdt_strerror(err)); } diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c index 968bade626d..08fe3512d4f 100644 --- a/common/cmd_fdt.c +++ b/common/cmd_fdt.c @@ -30,9 +30,11 @@ #include #ifdef CONFIG_OF_LIBFDT + #include #include #include +#include #define MAX_LEVEL 32 /* how deeply nested we will go */ #define SCRATCHPAD 1024 /* bytes of scratchpad memory */ @@ -53,9 +55,6 @@ static char data[SCRATCHPAD]; */ static int fdt_valid(void); static void print_data(const void *data, int len); -static int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end); -static int fdt_env(void *fdt); -static int fdt_bd_t(void *fdt); /* @@ -437,7 +436,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) * Create a chosen node ********************************************************************/ } else if (op == 'c') { - fdt_chosen(fdt, 0, 0); + fdt_chosen(fdt, 0, 0, 1); /******************************************************************** * Create a u-boot-env node @@ -466,25 +465,36 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) static int fdt_valid(void) { + int err; + if (fdt == NULL) { - printf ("The address of the fdt is invalid.\n"); - return 0; - } - if (!fdt || (fdt_magic(fdt) != FDT_MAGIC)) { - fdt = NULL; - printf ("Unrecognized fdt: bad magic\n"); - return 0; - } - if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION) { - printf ("Unsupported fdt version: $d < %d\n", - FDT_FIRST_SUPPORTED_VERSION, fdt_version(fdt)); - fdt = NULL; + printf ("The address of the fdt is invalid (NULL).\n"); return 0; } - if (fdt_last_comp_version(fdt) > FDT_LAST_SUPPORTED_VERSION) { - printf ("Unsupported fdt version: $d > %d\n", - fdt_version(fdt), FDT_LAST_SUPPORTED_VERSION); - fdt = NULL; + + err = fdt_check_header(fdt); + if (err == 0) + return 1; /* valid */ + + if (err < 0) { + printf("libfdt: %s", fdt_strerror(err)); + /* + * Be more informative on bad version. + */ + if (err == -FDT_ERR_BADVERSION) { + if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION) { + printf (" - too old, fdt $d < %d", + fdt_version(fdt), FDT_FIRST_SUPPORTED_VERSION); + fdt = NULL; + } + if (fdt_last_comp_version(fdt) > FDT_LAST_SUPPORTED_VERSION) { + printf (" - too new, fdt $d > %d", + fdt_version(fdt), FDT_LAST_SUPPORTED_VERSION); + fdt = NULL; + } + return 0; + } + printf("\n"); return 0; } return 1; @@ -593,255 +603,6 @@ static void print_data(const void *data, int len) /********************************************************************/ -static int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end) -{ - bd_t *bd = gd->bd; - int nodeoffset; - int err; - u32 tmp; /* used to set 32 bit integer properties */ - char *str; /* used to set string properties */ - ulong clock; - - if (initrd_start && initrd_end) { - err = fdt_add_reservemap_entry(fdt, - initrd_start, initrd_end - initrd_start + 1); - if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); - return err; - } - } - - /* - * See if we already have a "chosen" node, create it if not. - */ - nodeoffset = fdt_path_offset (fdt, "/chosen"); - if (nodeoffset < 0) { - /* - * Create a new node "/chosen" (offset 0 is root level) - */ - nodeoffset = fdt_add_subnode(fdt, 0, "chosen"); - if (nodeoffset < 0) { - printf("libfdt: %s\n", fdt_strerror(nodeoffset)); - return nodeoffset; - } - } - - str = getenv("bootargs"); - if (str != NULL) { - err = fdt_setprop(fdt, nodeoffset, "bootargs", str, strlen(str)+1); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - } - if (initrd_start && initrd_end) { - tmp = __cpu_to_be32(initrd_start); - err = fdt_setprop(fdt, nodeoffset, "linux,initrd-start", &tmp, sizeof(tmp)); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - tmp = __cpu_to_be32(initrd_end); - err = fdt_setprop(fdt, nodeoffset, "linux,initrd-end", &tmp, sizeof(tmp)); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - } -#ifdef OF_STDOUT_PATH - err = fdt_setprop(fdt, nodeoffset, "linux,stdout-path", OF_STDOUT_PATH, strlen(OF_STDOUT_PATH)+1); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); -#endif - - nodeoffset = fdt_path_offset (fdt, "/cpus"); - if (nodeoffset >= 0) { - clock = cpu_to_be32(bd->bi_intfreq); - err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - } -#ifdef OF_TBCLK - nodeoffset = fdt_path_offset (fdt, "/cpus/" OF_CPU "/timebase-frequency"); - if (nodeoffset >= 0) { - clock = cpu_to_be32(OF_TBCLK); - err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - } -#endif -} - -/********************************************************************/ - -#ifdef CONFIG_OF_HAS_BD_T - -/* Function that returns a character from the environment */ -extern uchar(*env_get_char) (int); - -#define BDM(x) { .name = #x, .offset = offsetof(bd_t, bi_ ##x ) } - -static const struct { - const char *name; - int offset; -} bd_map[] = { - BDM(memstart), - BDM(memsize), - BDM(flashstart), - BDM(flashsize), - BDM(flashoffset), - BDM(sramstart), - BDM(sramsize), -#if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_8260) \ - || defined(CONFIG_E500) - BDM(immr_base), -#endif -#if defined(CONFIG_MPC5xxx) - BDM(mbar_base), -#endif -#if defined(CONFIG_MPC83XX) - BDM(immrbar), -#endif -#if defined(CONFIG_MPC8220) - BDM(mbar_base), - BDM(inpfreq), - BDM(pcifreq), - BDM(pevfreq), - BDM(flbfreq), - BDM(vcofreq), -#endif - BDM(bootflags), - BDM(ip_addr), - BDM(intfreq), - BDM(busfreq), -#ifdef CONFIG_CPM2 - BDM(cpmfreq), - BDM(brgfreq), - BDM(sccfreq), - BDM(vco), -#endif -#if defined(CONFIG_MPC5xxx) - BDM(ipbfreq), - BDM(pcifreq), -#endif - BDM(baudrate), -}; - -static int fdt_env(void *fdt) -{ - int nodeoffset; - int err; - int k, nxt; - int i; - static char tmpenv[256]; - - /* - * See if we already have a "u-boot-env" node, delete it if so. - * Then create a new empty node. - */ - nodeoffset = fdt_path_offset (fdt, "/u-boot-env"); - if (nodeoffset >= 0) { - err = fdt_del_node(fdt, nodeoffset); - if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); - return err; - } - } - /* - * Create a new node "/u-boot-env" (offset 0 is root level) - */ - nodeoffset = fdt_add_subnode(fdt, 0, "u-boot-env"); - if (nodeoffset < 0) { - printf("libfdt: %s\n", fdt_strerror(nodeoffset)); - return nodeoffset; - } - - for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { - char *s, *lval, *rval; - - /* - * Find the end of the name=definition - */ - for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) - ; - s = tmpenv; - for (k = i; k < nxt && s < &tmpenv[sizeof(tmpenv) - 1]; ++k) - *s++ = env_get_char(k); - *s++ = '\0'; - lval = tmpenv; - /* - * Find the first '=': it separates the name from the value - */ - s = strchr(tmpenv, '='); - if (s != NULL) { - *s++ = '\0'; - rval = s; - } else - continue; - err = fdt_setprop(fdt, nodeoffset, lval, rval, strlen(rval)+1); - if (err < 0) { - printf("\"%s\" - libfdt: %s\n", lval, fdt_strerror(err)); - return err; - } - } - return 0; -} -#endif /* CONFIG_OF_HAS_UBOOT_ENV */ - -/********************************************************************/ - -#ifdef CONFIG_OF_HAS_BD_T -static int fdt_bd_t(void *fdt) -{ - bd_t *bd = gd->bd; - int nodeoffset; - int err; - u32 tmp; /* used to set 32 bit integer properties */ - int i; - - /* - * See if we already have a "bd_t" node, delete it if so. - * Then create a new empty node. - */ - nodeoffset = fdt_path_offset (fdt, "/bd_t"); - if (nodeoffset >= 0) { - err = fdt_del_node(fdt, nodeoffset); - if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); - return err; - } - } - /* - * Create a new node "/bd_t" (offset 0 is root level) - */ - nodeoffset = fdt_add_subnode(fdt, 0, "bd_t"); - if (nodeoffset < 0) { - printf("libfdt: %s\n", fdt_strerror(nodeoffset)); - return nodeoffset; - } - /* - * Use the string/pointer structure to create the entries... - */ - for (i = 0; i < sizeof(bd_map)/sizeof(bd_map[0]); i++) { - tmp = cpu_to_be32(getenv("bootargs")); - err = fdt_setprop(fdt, nodeoffset, bd_map[i].name, &tmp, sizeof(tmp)); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - } - /* - * Add a couple of oddball entries... - */ - err = fdt_setprop(fdt, nodeoffset, "enetaddr", &bd->bi_enetaddr, 6); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - err = fdt_setprop(fdt, nodeoffset, "ethspeed", &bd->bi_ethspeed, 4); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - -#ifdef CONFIG_OF_BOARD_SETUP - ft_board_setup(fdt, bd); -#endif - - return 0; -} -#endif /* CONFIG_OF_HAS_BD_T */ - -/********************************************************************/ - U_BOOT_CMD( fdt, 5, 0, do_fdt, "fdt - flattened device tree utility commands\n", @@ -871,4 +632,4 @@ U_BOOT_CMD( " fdt set /cpus \"#address-cells\" \"[00 00 00 01]\"\n" ); -#endif /* CONFIG_OF_FLAT_TREE */ +#endif /* CONFIG_OF_LIBFDT */ diff --git a/common/fdt_support.c b/common/fdt_support.c new file mode 100644 index 00000000000..14a4df5faf7 --- /dev/null +++ b/common/fdt_support.c @@ -0,0 +1,323 @@ +/* + * (C) Copyright 2007 + * Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +#ifdef CONFIG_OF_LIBFDT + +#include +#include +#include +#include + +/* + * Global data (for the gd->bd) + */ +DECLARE_GLOBAL_DATA_PTR; + + +/********************************************************************/ + +int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) +{ + bd_t *bd = gd->bd; + int nodeoffset; + int err; + u32 tmp; /* used to set 32 bit integer properties */ + char *str; /* used to set string properties */ + ulong clock; + + err = fdt_check_header(fdt); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + +#warning "Don't double-add the reserved map" + if (initrd_start && initrd_end) { + err = fdt_add_reservemap_entry(fdt, + initrd_start, initrd_end - initrd_start + 1); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + } + + /* + * Find the "chosen" node. + */ + nodeoffset = fdt_path_offset (fdt, "/chosen"); + + /* + * If we have a "chosen" node already the "force the writing" + * is not set, our job is done. + */ + if ((nodeoffset >= 0) && !force) + return 0; + + /* + * No "chosen" node in the blob: create it. + */ + if (nodeoffset < 0) { + /* + * Create a new node "/chosen" (offset 0 is root level) + */ + nodeoffset = fdt_add_subnode(fdt, 0, "chosen"); + if (nodeoffset < 0) { + printf("libfdt: %s\n", fdt_strerror(nodeoffset)); + return nodeoffset; + } + } + + /* + * Update pre-existing properties, create them if non-existant. + */ + str = getenv("bootargs"); + if (str != NULL) { + err = fdt_setprop(fdt, nodeoffset, "bootargs", str, strlen(str)+1); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } + if (initrd_start && initrd_end) { + tmp = __cpu_to_be32(initrd_start); + err = fdt_setprop(fdt, nodeoffset, "linux,initrd-start", &tmp, sizeof(tmp)); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + tmp = __cpu_to_be32(initrd_end); + err = fdt_setprop(fdt, nodeoffset, "linux,initrd-end", &tmp, sizeof(tmp)); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } +#ifdef OF_STDOUT_PATH + err = fdt_setprop(fdt, nodeoffset, "linux,stdout-path", OF_STDOUT_PATH, strlen(OF_STDOUT_PATH)+1); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); +#endif + + nodeoffset = fdt_path_offset (fdt, "/cpus"); + if (nodeoffset >= 0) { + clock = cpu_to_be32(bd->bi_intfreq); + err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } +#ifdef OF_TBCLK + nodeoffset = fdt_path_offset (fdt, "/cpus/" OF_CPU "/timebase-frequency"); + if (nodeoffset >= 0) { + clock = cpu_to_be32(OF_TBCLK); + err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } +#endif + return err; +} + +/********************************************************************/ + +#ifdef CONFIG_OF_HAS_UBOOT_ENV + +/* Function that returns a character from the environment */ +extern uchar(*env_get_char) (int); + + +int fdt_env(void *fdt) +{ + int nodeoffset; + int err; + int k, nxt; + int i; + static char tmpenv[256]; + + err = fdt_check_header(fdt); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + + /* + * See if we already have a "u-boot-env" node, delete it if so. + * Then create a new empty node. + */ + nodeoffset = fdt_path_offset (fdt, "/u-boot-env"); + if (nodeoffset >= 0) { + err = fdt_del_node(fdt, nodeoffset); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + } + /* + * Create a new node "/u-boot-env" (offset 0 is root level) + */ + nodeoffset = fdt_add_subnode(fdt, 0, "u-boot-env"); + if (nodeoffset < 0) { + printf("libfdt: %s\n", fdt_strerror(nodeoffset)); + return nodeoffset; + } + + for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { + char *s, *lval, *rval; + + /* + * Find the end of the name=definition + */ + for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) + ; + s = tmpenv; + for (k = i; k < nxt && s < &tmpenv[sizeof(tmpenv) - 1]; ++k) + *s++ = env_get_char(k); + *s++ = '\0'; + lval = tmpenv; + /* + * Find the first '=': it separates the name from the value + */ + s = strchr(tmpenv, '='); + if (s != NULL) { + *s++ = '\0'; + rval = s; + } else + continue; + err = fdt_setprop(fdt, nodeoffset, lval, rval, strlen(rval)+1); + if (err < 0) { + printf("libfdt: %s\n", lval, fdt_strerror(err)); + return err; + } + } + return 0; +} +#endif /* CONFIG_OF_HAS_UBOOT_ENV */ + +/********************************************************************/ + +#ifdef CONFIG_OF_HAS_BD_T + +#define BDM(x) { .name = #x, .offset = offsetof(bd_t, bi_ ##x ) } + +static const struct { + const char *name; + int offset; +} bd_map[] = { + BDM(memstart), + BDM(memsize), + BDM(flashstart), + BDM(flashsize), + BDM(flashoffset), + BDM(sramstart), + BDM(sramsize), +#if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_8260) \ + || defined(CONFIG_E500) + BDM(immr_base), +#endif +#if defined(CONFIG_MPC5xxx) + BDM(mbar_base), +#endif +#if defined(CONFIG_MPC83XX) + BDM(immrbar), +#endif +#if defined(CONFIG_MPC8220) + BDM(mbar_base), + BDM(inpfreq), + BDM(pcifreq), + BDM(pevfreq), + BDM(flbfreq), + BDM(vcofreq), +#endif + BDM(bootflags), + BDM(ip_addr), + BDM(intfreq), + BDM(busfreq), +#ifdef CONFIG_CPM2 + BDM(cpmfreq), + BDM(brgfreq), + BDM(sccfreq), + BDM(vco), +#endif +#if defined(CONFIG_MPC5xxx) + BDM(ipbfreq), + BDM(pcifreq), +#endif + BDM(baudrate), +}; + + +int fdt_bd_t(void *fdt) +{ + bd_t *bd = gd->bd; + int nodeoffset; + int err; + u32 tmp; /* used to set 32 bit integer properties */ + int i; + + err = fdt_check_header(fdt); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + + /* + * See if we already have a "bd_t" node, delete it if so. + * Then create a new empty node. + */ + nodeoffset = fdt_path_offset (fdt, "/bd_t"); + if (nodeoffset >= 0) { + err = fdt_del_node(fdt, nodeoffset); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + } + /* + * Create a new node "/bd_t" (offset 0 is root level) + */ + nodeoffset = fdt_add_subnode(fdt, 0, "bd_t"); + if (nodeoffset < 0) { + printf("libfdt: %s\n", fdt_strerror(nodeoffset)); + return nodeoffset; + } + /* + * Use the string/pointer structure to create the entries... + */ + for (i = 0; i < sizeof(bd_map)/sizeof(bd_map[0]); i++) { + tmp = cpu_to_be32(getenv("bootargs")); + err = fdt_setprop(fdt, nodeoffset, bd_map[i].name, &tmp, sizeof(tmp)); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + } + /* + * Add a couple of oddball entries... + */ + err = fdt_setprop(fdt, nodeoffset, "enetaddr", &bd->bi_enetaddr, 6); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + err = fdt_setprop(fdt, nodeoffset, "ethspeed", &bd->bi_ethspeed, 4); + if (err < 0) + printf("libfdt: %s\n", fdt_strerror(err)); + + return 0; +} +#endif /* CONFIG_OF_HAS_BD_T */ + +#endif /* CONFIG_OF_LIBFDT */ diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c index 21b16463cd7..aa4d9b1f1b3 100644 --- a/cpu/mpc83xx/cpu.c +++ b/cpu/mpc83xx/cpu.c @@ -364,6 +364,7 @@ ft_cpu_setup(void *blob, bd_t *bd) /* * If unconditional create or the property already exists... */ + err = 0; if ((fixup_props[j].createflags & FT_CREATE) || (fdt_get_property(fdt, nodeoffset, fixup_props[j].prop, 0))) { if (fixup_props[j].createflags & FT_BUSFREQ) { diff --git a/include/fdt_support.h b/include/fdt_support.h new file mode 100644 index 00000000000..a276834740a --- /dev/null +++ b/include/fdt_support.h @@ -0,0 +1,42 @@ +/* + * (C) Copyright 2007 + * Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __FDT_SUPPORT_H +#define __FDT_SUPPORT_H + +#ifdef CONFIG_OF_LIBFDT + +#include + +int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force); + +#ifdef CONFIG_OF_HAS_UBOOT_ENV +int fdt_env(void *fdt); +#endif + +#ifdef CONFIG_OF_HAS_BD_T +int fdt_bd_t(void *fdt); +#endif + +#endif /* ifdef CONFIG_OF_LIBFDT */ +#endif /* ifndef __FDT_SUPPORT_H */ -- cgit v1.3.1 From 51056dd9863e6a1bc363afbbe1775c58cd967418 Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Wed, 11 Apr 2007 17:22:55 +0200 Subject: Update for SC3 board * Make IDE timeout configurable through ide_reset_timeout variable. * Use Newline as "password" string * Use just a single partition in NAND flash --- common/cmd_ide.c | 13 +++++++------ include/configs/sc3.h | 10 +++++----- 2 files changed, 12 insertions(+), 11 deletions(-) (limited to 'common') diff --git a/common/cmd_ide.c b/common/cmd_ide.c index 2e185cc4411..b4119f30725 100644 --- a/common/cmd_ide.c +++ b/common/cmd_ide.c @@ -513,9 +513,11 @@ void ide_init (void) #endif unsigned char c; int i, bus; +#if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3) + unsigned int ata_reset_time; +#endif #ifdef CONFIG_AMIGAONEG3SE unsigned int max_bus_scan; - unsigned int ata_reset_time; char *s; #endif #ifdef CONFIG_IDE_8xx_PCCARD @@ -617,10 +619,9 @@ void ide_init (void) udelay (100000); /* 100 ms */ ide_outb (dev, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(dev)); udelay (100000); /* 100 ms */ -#ifdef CONFIG_AMIGAONEG3SE - ata_reset_time = ATA_RESET_TIME; - s = getenv("ide_reset_timeout"); - if (s) ata_reset_time = 2*simple_strtol(s, NULL, 10); +#if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3) + if ((s = getenv("ide_reset_timeout")) != NULL) + ata_reset_time = simple_strtol(s, NULL, 10); #endif i = 0; do { @@ -628,7 +629,7 @@ void ide_init (void) c = ide_inb (dev, ATA_STATUS); i++; -#ifdef CONFIG_AMIGAONEG3SE +#if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3) if (i > (ata_reset_time * 100)) { #else if (i > (ATA_RESET_TIME * 100)) { diff --git a/include/configs/sc3.h b/include/configs/sc3.h index 8298084f1ea..6b6acfa8758 100644 --- a/include/configs/sc3.h +++ b/include/configs/sc3.h @@ -133,8 +133,8 @@ #if 1 /* feel free to disable for development */ #define CONFIG_AUTOBOOT_KEYED /* Enable password protection */ -#define CONFIG_AUTOBOOT_PROMPT "\nSC3 - booting... stop with S\n" -#define CONFIG_AUTOBOOT_DELAY_STR "S" /* 1st "password" */ +#define CONFIG_AUTOBOOT_PROMPT "\nSC3 - booting... stop with ENTER\n" +#define CONFIG_AUTOBOOT_DELAY_STR "\n" /* 1st "password" */ #endif /* @@ -416,11 +416,11 @@ extern unsigned long offsetOfEnvironment; #define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */ -/* No command line, one static partition Partition 3 contains jffs2 rootfs */ +/* No command line, one static partition */ #undef CONFIG_JFFS2_CMDLINE #define CONFIG_JFFS2_DEV "nand0" -#define CONFIG_JFFS2_PART_SIZE 0x00400000 -#define CONFIG_JFFS2_PART_OFFSET 0x00c00000 +#define CONFIG_JFFS2_PART_SIZE 0x01000000 +#define CONFIG_JFFS2_PART_OFFSET 0x00000000 /*----------------------------------------------------------------------- * Cache Configuration -- cgit v1.3.1 From 0b94504d22e70f537c17a0d38c87edb6e370977d Mon Sep 17 00:00:00 2001 From: Greg Lopp Date: Fri, 13 Apr 2007 08:02:24 +0200 Subject: [PATCH] Fix use of "void *" for block dev read/write buffer pointers Signed-of-by: Greg Lopp Acked-by: Grant Likely --- common/cmd_ide.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'common') diff --git a/common/cmd_ide.c b/common/cmd_ide.c index b4119f30725..28797a920c5 100644 --- a/common/cmd_ide.c +++ b/common/cmd_ide.c @@ -1344,7 +1344,7 @@ ulong ide_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer) ++n; ++blknr; - buffer += ATA_SECTORWORDS; + buffer += ATA_BLOCKSIZE; } IDE_READ_E: ide_led (DEVICE_LED(device), 0); /* LED off */ @@ -1428,7 +1428,7 @@ ulong ide_write (int device, lbaint_t blknr, ulong blkcnt, void *buffer) c = ide_inb (device, ATA_STATUS); /* clear IRQ */ ++n; ++blknr; - buffer += ATA_SECTORWORDS; + buffer += ATA_BLOCKSIZE; } WR_OUT: ide_led (DEVICE_LED(device), 0); /* LED off */ @@ -2052,7 +2052,7 @@ ulong atapi_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer) n+=cnt; blkcnt-=cnt; blknr+=cnt; - buffer+=cnt*(ATAPI_READ_BLOCK_SIZE/4); /* ulong blocksize in ulong */ + buffer+=(cnt*ATAPI_READ_BLOCK_SIZE); } while (blkcnt > 0); return (n); } -- cgit v1.3.1 From 7882751c78b7ecabfd49b0eff8de27661c71f16c Mon Sep 17 00:00:00 2001 From: Denis Peter Date: Fri, 13 Apr 2007 09:13:33 +0200 Subject: [PATCH] Fix bugs in cmd_ide.c and cmd_scsi.c Fix bug introduced by "Fix get_partition_info() parameter error in all other calls" from 2005-03-04 in cmd_ide.c and cmd_scsi.c, which prevented to use diskboot or scsiboot form another device than 0. Signed-off-by: Denis Peter --- common/cmd_ide.c | 2 +- common/cmd_scsi.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'common') diff --git a/common/cmd_ide.c b/common/cmd_ide.c index 28797a920c5..ce99a41ab7d 100644 --- a/common/cmd_ide.c +++ b/common/cmd_ide.c @@ -423,7 +423,7 @@ int do_diskboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) } part = simple_strtoul(++ep, NULL, 16); } - if (get_partition_info (ide_dev_desc, part, &info)) { + if (get_partition_info (&ide_dev_desc[dev], part, &info)) { SHOW_BOOT_PROGRESS (-1); return 1; } diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c index da36ed9e1d1..00b84fad19a 100644 --- a/common/cmd_scsi.c +++ b/common/cmd_scsi.c @@ -248,7 +248,7 @@ int do_scsiboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) } part = simple_strtoul(++ep, NULL, 16); } - if (get_partition_info (scsi_dev_desc, part, &info)) { + if (get_partition_info (&scsi_dev_desc[dev], part, &info)) { printf("error reading partinfo\n"); return 1; } -- cgit v1.3.1 From c28abb9c614f65ce2096cc4a66fc886c77d0e5a4 Mon Sep 17 00:00:00 2001 From: Gerald Van Baren Date: Sat, 14 Apr 2007 22:51:24 -0400 Subject: Improve the bootm command for CONFIG_OF_LIBFDT In bootm, create the "/chosen" node only if it doesn't already exist (better matches the previous behavior). Update for proper reserved memory map handling for initrd. --- common/cmd_bootm.c | 56 ++++++++++++++++++++++++++++++++++++++++++++-------- common/fdt_support.c | 34 ++++++++++++++++++++++++++----- 2 files changed, 77 insertions(+), 13 deletions(-) (limited to 'common') diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 3eeb03c3b20..32c29e55a37 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -37,6 +37,7 @@ #if defined(CONFIG_OF_LIBFDT) #include #include +#include #endif #if defined(CONFIG_OF_FLAT_TREE) #include @@ -748,7 +749,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16); hdr = (image_header_t *)of_flat_tree; #if defined(CONFIG_OF_LIBFDT) - if (be32_to_cpu(fdt_magic(of_flat_tree)) == FDT_MAGIC) { + if (fdt_check_header(of_flat_tree) == 0) { #else if (*(ulong *)of_flat_tree == OF_DT_HEADER) { #endif @@ -795,7 +796,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, return; } #if defined(CONFIG_OF_LIBFDT) - if (be32_to_cpu(fdt_magic(of_flat_tree + sizeof(image_header_t))) != FDT_MAGIC) { + if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) == 0) { #else if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { #endif @@ -836,7 +837,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, } #if defined(CONFIG_OF_LIBFDT) - if (be32_to_cpu(fdt_magic(of_data)) != FDT_MAGIC) { + if (fdt_check_header((void *)of_data) != 0) { #else if (((struct boot_param_header *)of_data)->magic != OF_DT_HEADER) { #endif @@ -937,23 +938,44 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, if (of_data) { int err; ulong of_start, of_len; + of_len = be32_to_cpu(fdt_totalsize(of_data)); - /* provide extra 8k pad */ + /* position on a 4K boundary before the initrd/kbd */ if (initrd_start) - of_start = initrd_start - of_len - 8192; + of_start = initrd_start - of_len; else - of_start = (ulong)kbd - of_len - 8192; + of_start = (ulong)kbd - of_len; of_start &= ~(4096 - 1); /* align on page */ debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", of_data, of_data + of_len - 1, of_len, of_len); - + of_flat_tree = (char *)of_start; printf (" Loading Device Tree to %08lx, end %08lx ... ", of_start, of_start + of_len - 1); err = fdt_open_into((void *)of_start, (void *)of_data, of_len); if (err != 0) { - printf ("libfdt: %s\n", fdt_strerror(err)); + printf ("libfdt: %s " __FILE__ " %d\n", fdt_strerror(err), __LINE__); } + /* + * Add the chosen node if it doesn't exist, add the env and bd_t + * if the user wants it (the logic is in the subroutines). + */ + if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) { + printf("Failed creating the /chosen node (0x%08X), aborting.\n", of_flat_tree); + return; + } +#ifdef CONFIG_OF_HAS_UBOOT_ENV + if (fdt_env(of_flat_tree) < 0) { + printf("Failed creating the /u-boot-env node, aborting.\n"); + return; + } +#endif +#ifdef CONFIG_OF_HAS_BD_T + if (fdt_bd_t(of_flat_tree) < 0) { + printf("Failed creating the /bd_t node, aborting.\n"); + return; + } +#endif } #endif #if defined(CONFIG_OF_FLAT_TREE) @@ -1004,6 +1026,24 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, ft_setup(of_flat_tree, kbd, initrd_start, initrd_end); /* ft_dump_blob(of_flat_tree); */ #endif +#if defined(CONFIG_OF_LIBFDT) + if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) { + printf("Failed creating the /chosen node (0x%08X), aborting.\n", of_flat_tree); + return; + } +#ifdef CONFIG_OF_HAS_UBOOT_ENV + if (fdt_env(of_flat_tree) < 0) { + printf("Failed creating the /u-boot-env node, aborting.\n"); + return; + } +#endif +#ifdef CONFIG_OF_HAS_BD_T + if (fdt_bd_t(of_flat_tree) < 0) { + printf("Failed creating the /bd_t node, aborting.\n"); + return; + } +#endif +#endif /* if defined(CONFIG_OF_LIBFDT) */ (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0); #endif diff --git a/common/fdt_support.c b/common/fdt_support.c index 14a4df5faf7..91b729f37a0 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -55,9 +55,33 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) return err; } -#warning "Don't double-add the reserved map" if (initrd_start && initrd_end) { - err = fdt_add_reservemap_entry(fdt, + struct fdt_reserve_entry *re; + int used; + int total; + int j; + + err = fdt_num_reservemap(fdt, &used, &total); + if (err < 0) { + printf("libfdt: %s\n", fdt_strerror(err)); + return err; + } + if (used >= total) { + printf("fdt_chosen: no room in the reserved map (%d of %d)\n", + used, total); + return -1; + } + /* + * Look for an existing entry and update it. If we don't find + * the entry, we will j be the next available slot. + */ + for (j = 0; j < used; j++) { + err = fdt_get_reservemap(fdt, j, &re); + if (re->address == initrd_start) { + break; + } + } + err = fdt_replace_reservemap_entry(fdt, j, initrd_start, initrd_end - initrd_start + 1); if (err < 0) { printf("libfdt: %s\n", fdt_strerror(err)); @@ -202,13 +226,13 @@ int fdt_env(void *fdt) continue; err = fdt_setprop(fdt, nodeoffset, lval, rval, strlen(rval)+1); if (err < 0) { - printf("libfdt: %s\n", lval, fdt_strerror(err)); + printf("libfdt: %s\n", fdt_strerror(err)); return err; } } return 0; } -#endif /* CONFIG_OF_HAS_UBOOT_ENV */ +#endif /* ifdef CONFIG_OF_HAS_UBOOT_ENV */ /********************************************************************/ @@ -318,6 +342,6 @@ int fdt_bd_t(void *fdt) return 0; } -#endif /* CONFIG_OF_HAS_BD_T */ +#endif /* ifdef CONFIG_OF_HAS_BD_T */ #endif /* CONFIG_OF_LIBFDT */ -- cgit v1.3.1 From 7651f8bdbba03bb0b4f241e2d2c4cb65b230bd56 Mon Sep 17 00:00:00 2001 From: Gerald Van Baren Date: Thu, 19 Apr 2007 23:14:39 -0400 Subject: Fix serious pointer bug with bootm and reserve map. What was suppose to be a stack variable was declared as a pointer, overwriting random memory. Also moved the libfdt.a requirement into the main Makefile. That is The U-Boot Way. --- Makefile | 1 + board/mpc8360emds/config.mk | 5 ----- common/fdt_support.c | 4 ++-- 3 files changed, 3 insertions(+), 7 deletions(-) (limited to 'common') diff --git a/Makefile b/Makefile index 9a27bc2f864..94cda54c731 100644 --- a/Makefile +++ b/Makefile @@ -219,6 +219,7 @@ LIBS += $(shell if [ -d post/cpu/$(CPU) ]; then echo \ LIBS += $(shell if [ -d post/board/$(BOARDDIR) ]; then echo \ "post/board/$(BOARDDIR)/libpost$(BOARD).a"; fi) LIBS += common/libcommon.a +LIBS += libfdt/libfdt.a LIBS += $(BOARDLIBS) LIBS := $(addprefix $(obj),$(LIBS)) diff --git a/board/mpc8360emds/config.mk b/board/mpc8360emds/config.mk index 5801a5f1784..9ace8860cfd 100644 --- a/board/mpc8360emds/config.mk +++ b/board/mpc8360emds/config.mk @@ -26,8 +26,3 @@ # TEXT_BASE = 0xFE000000 - -# -# Additional board-specific libraries -# -BOARDLIBS = libfdt/libfdt.a diff --git a/common/fdt_support.c b/common/fdt_support.c index 91b729f37a0..69099c4275c 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -56,7 +56,7 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) } if (initrd_start && initrd_end) { - struct fdt_reserve_entry *re; + struct fdt_reserve_entry re; int used; int total; int j; @@ -77,7 +77,7 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) */ for (j = 0; j < used; j++) { err = fdt_get_reservemap(fdt, j, &re); - if (re->address == initrd_start) { + if (re.address == initrd_start) { break; } } -- cgit v1.3.1 From 9877d7dcd1eebe61aa5d8b8ffe9c048ea426e6f6 Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Fri, 4 May 2007 10:02:33 +0200 Subject: Fix initrd length corruption in bootm command. When using FDT Images, the length of an inital ramdisk was overwritten (bug introduced by commit 87a449c8, 22 Aug 2006). Patches by Timur Tabi & Johns Daniel. Signed-off-by: Wolfgang Denk --- common/cmd_bootm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'common') diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 32c29e55a37..a6499e8dd9b 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -779,9 +779,8 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, checksum = ntohl(hdr->ih_dcrc); addr = (ulong)((uchar *)(hdr) + sizeof(image_header_t)); - len = ntohl(hdr->ih_size); - if(checksum != crc32(0, (uchar *)addr, len)) { + if(checksum != crc32(0, (uchar *)addr, ntohl(hdr->ih_size))) { printf("ERROR: Flat Device Tree checksum is invalid\n"); return; } -- cgit v1.3.1 From 9ffd451afeb08e5be7ddae680487ec962b2bca25 Mon Sep 17 00:00:00 2001 From: Jeffrey Mann Date: Mon, 23 Apr 2007 14:00:11 +0200 Subject: [patch] setenv(...) can delete environmentalvariables update setenv() function so that entering a NULL value for the variable's value will delete the environmental variable Signed-off-by: Jeffrey Mann Acked-by: Stefan Roese --- common/cmd_nvedit.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'common') diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c index 9834ba65b7d..977ec5bae96 100644 --- a/common/cmd_nvedit.c +++ b/common/cmd_nvedit.c @@ -391,7 +391,10 @@ int _do_setenv (int flag, int argc, char *argv[]) void setenv (char *varname, char *varvalue) { char *argv[4] = { "setenv", varname, varvalue, NULL }; - _do_setenv (0, 3, argv); + if (varvalue == NULL) + _do_setenv (0, 2, argv); + else + _do_setenv (0, 3, argv); } int do_setenv ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) -- cgit v1.3.1 From 4ec5bd55ed1ffa91a774af298769621f4fbb18c1 Mon Sep 17 00:00:00 2001 From: Ladislav Michl Date: Wed, 25 Apr 2007 16:01:26 +0200 Subject: [PATCH] simplify silent console Signed-off-by: Ladislav Michl Acked-by: Stefan Roese --- common/console.c | 8 +------- common/main.c | 38 +++++--------------------------------- 2 files changed, 6 insertions(+), 40 deletions(-) (limited to 'common') diff --git a/common/console.c b/common/console.c index e9f23bec182..d8a0cb6c7e8 100644 --- a/common/console.c +++ b/common/console.c @@ -494,13 +494,7 @@ int console_init_r (void) /* suppress all output if splash screen is enabled and we have a bmp to display */ if (getenv("splashimage") != NULL) - outputdev = search_device (DEV_FLAGS_OUTPUT, "nulldev"); -#endif - -#ifdef CONFIG_SILENT_CONSOLE - /* Suppress all output if "silent" mode requested */ - if (gd->flags & GD_FLG_SILENT) - outputdev = search_device (DEV_FLAGS_OUTPUT, "nulldev"); + gd->flags |= GD_FLG_SILENT; #endif /* Scan devices looking for input and output devices */ diff --git a/common/main.c b/common/main.c index cc4b50f615a..d8c00549548 100644 --- a/common/main.c +++ b/common/main.c @@ -112,14 +112,6 @@ static __inline__ int abortboot(int bootdelay) u_int presskey_max = 0; u_int i; -#ifdef CONFIG_SILENT_CONSOLE - if (gd->flags & GD_FLG_SILENT) { - /* Restore serial console */ - console_assign (stdout, "serial"); - console_assign (stderr, "serial"); - } -#endif - # ifdef CONFIG_AUTOBOOT_PROMPT printf (CONFIG_AUTOBOOT_PROMPT, bootdelay); # endif @@ -199,14 +191,8 @@ static __inline__ int abortboot(int bootdelay) # endif #ifdef CONFIG_SILENT_CONSOLE - if (abort) { - /* permanently enable normal console output */ - gd->flags &= ~(GD_FLG_SILENT); - } else if (gd->flags & GD_FLG_SILENT) { - /* Restore silent console */ - console_assign (stdout, "nulldev"); - console_assign (stderr, "nulldev"); - } + if (abort) + gd->flags &= ~GD_FLG_SILENT; #endif return abort; @@ -222,14 +208,6 @@ static __inline__ int abortboot(int bootdelay) { int abort = 0; -#ifdef CONFIG_SILENT_CONSOLE - if (gd->flags & GD_FLG_SILENT) { - /* Restore serial console */ - console_assign (stdout, "serial"); - console_assign (stderr, "serial"); - } -#endif - #ifdef CONFIG_MENUPROMPT printf(CONFIG_MENUPROMPT, bootdelay); #else @@ -245,7 +223,7 @@ static __inline__ int abortboot(int bootdelay) if (tstc()) { /* we got a key press */ (void) getc(); /* consume input */ puts ("\b\b\b 0"); - abort = 1; /* don't auto boot */ + abort = 1; /* don't auto boot */ } } #endif @@ -275,14 +253,8 @@ static __inline__ int abortboot(int bootdelay) putc ('\n'); #ifdef CONFIG_SILENT_CONSOLE - if (abort) { - /* permanently enable normal console output */ - gd->flags &= ~(GD_FLG_SILENT); - } else if (gd->flags & GD_FLG_SILENT) { - /* Restore silent console */ - console_assign (stdout, "nulldev"); - console_assign (stderr, "nulldev"); - } + if (abort) + gd->flags &= ~GD_FLG_SILENT; #endif return abort; -- cgit v1.3.1