From d44ef7ffbfef26f71d5811006f00fc82e941fe98 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Tue, 16 Sep 2014 20:48:33 +0200 Subject: fpga: altera: Clean up enums in altera.h Get rid of the line-over-80 problems and zap the typedef that went alongside those enums. Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Acked-by: Pavel Machek --- include/altera.h | 76 ++++++++++++++++++++++++++++++++++++-------------------- 1 file changed, 49 insertions(+), 27 deletions(-) (limited to 'include') diff --git a/include/altera.h b/include/altera.h index ae5f7eec463..e266a6449c5 100644 --- a/include/altera.h +++ b/include/altera.h @@ -10,35 +10,57 @@ #ifndef _ALTERA_H_ #define _ALTERA_H_ -typedef enum { /* typedef Altera_iface */ - min_altera_iface_type, /* insert all new types after this */ - passive_serial, /* serial data and external clock */ - passive_parallel_synchronous, /* parallel data */ - passive_parallel_asynchronous, /* parallel data */ - passive_serial_asynchronous, /* serial data w/ internal clock (not used) */ - altera_jtag_mode, /* jtag/tap serial (not used ) */ - fast_passive_parallel, /* fast passive parallel (FPP) */ - fast_passive_parallel_security, /* fast passive parallel with security (FPPS) */ - max_altera_iface_type /* insert all new types before this */ -} Altera_iface; /* end, typedef Altera_iface */ +enum altera_iface { + /* insert all new types after this */ + min_altera_iface_type, + /* serial data and external clock */ + passive_serial, + /* parallel data */ + passive_parallel_synchronous, + /* parallel data */ + passive_parallel_asynchronous, + /* serial data w/ internal clock (not used) */ + passive_serial_asynchronous, + /* jtag/tap serial (not used ) */ + altera_jtag_mode, + /* fast passive parallel (FPP) */ + fast_passive_parallel, + /* fast passive parallel with security (FPPS) */ + fast_passive_parallel_security, + /* insert all new types before this */ + max_altera_iface_type, +}; -typedef enum { /* typedef Altera_Family */ - min_altera_type, /* insert all new types after this */ - Altera_ACEX1K, /* ACEX1K Family */ - Altera_CYC2, /* CYCLONII Family */ - Altera_StratixII, /* StratixII Family */ -/* Add new models here */ - max_altera_type /* insert all new types before this */ -} Altera_Family; /* end, typedef Altera_Family */ +enum altera_family { + /* insert all new types after this */ + min_altera_type, + /* ACEX1K Family */ + Altera_ACEX1K, + /* CYCLONII Family */ + Altera_CYC2, + /* StratixII Family */ + Altera_StratixII, -typedef struct { /* typedef Altera_desc */ - Altera_Family family; /* part type */ - Altera_iface iface; /* interface type */ - size_t size; /* bytes of data part can accept */ - void * iface_fns;/* interface function table */ - void * base; /* base interface address */ - int cookie; /* implementation specific cookie */ -} Altera_desc; /* end, typedef Altera_desc */ + /* Add new models here */ + + /* insert all new types before this */ + max_altera_type, +}; + +typedef struct { + /* part type */ + enum altera_family family; + /* interface type */ + enum altera_iface iface; + /* bytes of data part can accept */ + size_t size; + /* interface function table */ + void *iface_fns; + /* base interface address */ + void *base; + /* implementation specific cookie */ + int cookie; +} Altera_desc; /* Generic Altera Functions *********************************************************************/ -- cgit v1.3.1 From 1bf29b3d5571bed2b61581e839599337968deb80 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 15 Sep 2014 01:18:15 +0200 Subject: mmc: dw_mmc: Fix cache alignment issue The DMA descriptors used by the DW MMC block must be aligned to cacheline size, otherwise we are unable to properly flush/inval cache over them and we get data corruption. The reason I chose this approach of expanding the structure is because the driver allocates the descriptors in bulk. This approach does waste space by inserting slop inbetween the descriptors, but it makes access to the descriptors easy as the compiler does know the real size of the structure. It also makes cache operations easy, since the size of the structure is cache aligned and the structure start address is as well. Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Cc: Pantelis Antoniou Acked-by: Pavel Machek --- include/dwmmc.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include') diff --git a/include/dwmmc.h b/include/dwmmc.h index b67f11b113f..109f7c8ac7f 100644 --- a/include/dwmmc.h +++ b/include/dwmmc.h @@ -157,7 +157,7 @@ struct dwmci_idmac { u32 cnt; u32 addr; u32 next_addr; -}; +} __aligned(ARCH_DMA_MINALIGN); static inline void dwmci_writel(struct dwmci_host *host, int reg, u32 val) { -- cgit v1.3.1 From 464eec6d42cbdb5a57573d40ba64aad0e92aa689 Mon Sep 17 00:00:00 2001 From: Pavel Machek Date: Tue, 9 Sep 2014 02:45:03 +0200 Subject: net: Remove unused CONFIG_DW_SEARCH_PHY from configs Remove this symbol from configs, since it's unused. Signed-off-by: Pavel Machek Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Cc: Joe Hershberger Acked-by: Chin Liang See --- include/configs/axs101.h | 1 - include/configs/socfpga_cyclone5.h | 1 - 2 files changed, 2 deletions(-) (limited to 'include') diff --git a/include/configs/axs101.h b/include/configs/axs101.h index c22d6d0c758..1bf83907221 100644 --- a/include/configs/axs101.h +++ b/include/configs/axs101.h @@ -125,7 +125,6 @@ */ #define CONFIG_DESIGNWARE_ETH #define CONFIG_DW_AUTONEG -#define CONFIG_DW_SEARCH_PHY #define CONFIG_NET_MULTI /* diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 5d145cd821b..39e9368340e 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -225,7 +225,6 @@ /* designware */ #define CONFIG_NET_MULTI #define CONFIG_DW_ALTDESCRIPTOR -#define CONFIG_DW_SEARCH_PHY #define CONFIG_MII #define CONFIG_PHY_GIGE #define CONFIG_DW_AUTONEG -- cgit v1.3.1 From 832472a94d1adb4f1f86e491a2387c43c960b4e2 Mon Sep 17 00:00:00 2001 From: Charles Manning Date: Thu, 6 Mar 2014 15:40:50 +1300 Subject: tools: socfpga: Add socfpga preloader signing to mkimage Like many platforms, the Altera socfpga platform requires that the preloader be "signed" in a certain way or the built-in boot ROM will not boot the code. This change automatically creates an appropriately signed preloader from an SPL image. The signed image includes a CRC which must, of course, be generated with a CRC generator that the SoCFPGA boot ROM agrees with otherwise the boot ROM will reject the image. Unfortunately the CRC used in this boot ROM is not the same as the Adler CRC in lib/crc32.c. Indeed the Adler code is not technically a CRC but is more correctly described as a checksum. Thus, the appropriate CRC generator is added to lib/ as crc32_alt.c. Signed-off-by: Charles Manning Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Acked-by: Pavel Machek V2: - Zap unused constant - Explicitly print an error message in case of error - Rework the hdr_checksum() function to take the *header directly instead of a plan buffer pointer --- common/image.c | 1 + include/image.h | 1 + tools/Makefile | 1 + tools/imagetool.c | 2 + tools/imagetool.h | 1 + tools/socfpgaimage.c | 259 +++++++++++++++++++++++++++++++++++++++++++++++++++ 6 files changed, 265 insertions(+) create mode 100644 tools/socfpgaimage.c (limited to 'include') diff --git a/common/image.c b/common/image.c index 38b56e3deb5..085771c7639 100644 --- a/common/image.c +++ b/common/image.c @@ -138,6 +138,7 @@ static const table_entry_t uimage_type[] = { { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",}, { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", }, { IH_TYPE_SCRIPT, "script", "Script", }, + { IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",}, { IH_TYPE_STANDALONE, "standalone", "Standalone Program", }, { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",}, { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",}, diff --git a/include/image.h b/include/image.h index 340105658c0..4347532520b 100644 --- a/include/image.h +++ b/include/image.h @@ -232,6 +232,7 @@ struct lmb; #define IH_TYPE_MXSIMAGE 16 /* Freescale MXSBoot Image */ #define IH_TYPE_GPIMAGE 17 /* TI Keystone GPHeader Image */ #define IH_TYPE_ATMELIMAGE 18 /* ATMEL ROM bootable Image */ +#define IH_TYPE_SOCFPGAIMAGE 19 /* Altera SOCFPGA Preloader */ /* * Compression Types diff --git a/tools/Makefile b/tools/Makefile index 90e966d893e..2b05b202a07 100644 --- a/tools/Makefile +++ b/tools/Makefile @@ -87,6 +87,7 @@ dumpimage-mkimage-objs := aisimage.o \ os_support.o \ pblimage.o \ pbl_crc32.o \ + socfpgaimage.o \ lib/sha1.o \ lib/sha256.o \ ublimage.o \ diff --git a/tools/imagetool.c b/tools/imagetool.c index 32d6278edb9..98717bdeddc 100644 --- a/tools/imagetool.c +++ b/tools/imagetool.c @@ -47,6 +47,8 @@ void register_image_tool(imagetool_register_t image_register) init_ubl_image_type(); /* Init Davinci AIS support */ init_ais_image_type(); + /* Init Altera SOCFPGA support */ + init_socfpga_image_type(); /* Init TI Keystone boot image generation/list support */ init_gpimage_type(); } diff --git a/tools/imagetool.h b/tools/imagetool.h index c8af0e82f8b..8bce0594827 100644 --- a/tools/imagetool.h +++ b/tools/imagetool.h @@ -168,6 +168,7 @@ void init_mxs_image_type(void); void init_fit_image_type(void); void init_ubl_image_type(void); void init_omap_image_type(void); +void init_socfpga_image_type(void); void init_gpimage_type(void); void pbl_load_uboot(int fd, struct image_tool_params *mparams); diff --git a/tools/socfpgaimage.c b/tools/socfpgaimage.c new file mode 100644 index 00000000000..396d8a5472f --- /dev/null +++ b/tools/socfpgaimage.c @@ -0,0 +1,259 @@ +/* + * Copyright (C) 2014 Charles Manning + * + * SPDX-License-Identifier: GPL-2.0+ + * + * Reference doc http://www.altera.com.cn/literature/hb/cyclone-v/cv_5400A.pdf + * Note this doc is not entirely accurate. Of particular interest to us is the + * "header" length field being in U32s and not bytes. + * + * "Header" is a structure of the following format. + * this is positioned at 0x40. + * + * Endian is LSB. + * + * Offset Length Usage + * ----------------------- + * 0x40 4 Validation word 0x31305341 + * 0x44 1 Version (whatever, zero is fine) + * 0x45 1 Flags (unused, zero is fine) + * 0x46 2 Length (in units of u32, including the end checksum). + * 0x48 2 Zero + * 0x4A 2 Checksum over the header. NB Not CRC32 + * + * At the end of the code we have a 32-bit CRC checksum over whole binary + * excluding the CRC. + * + * Note that the CRC used here is **not** the zlib/Adler crc32. It is the + * CRC-32 used in bzip2, ethernet and elsewhere. + * + * The image is padded out to 64k, because that is what is + * typically used to write the image to the boot medium. + */ + +#include "pbl_crc32.h" +#include "imagetool.h" +#include + +#define HEADER_OFFSET 0x40 +#define VALIDATION_WORD 0x31305341 +#define PADDED_SIZE 0x10000 + +/* To allow for adding CRC, the max input size is a bit smaller. */ +#define MAX_INPUT_SIZE (PADDED_SIZE - sizeof(uint32_t)) + +static uint8_t buffer[PADDED_SIZE]; + +static struct socfpga_header { + uint32_t validation; + uint8_t version; + uint8_t flags; + uint16_t length_u32; + uint16_t zero; + uint16_t checksum; +} header; + +/* + * The header checksum is just a very simple checksum over + * the header area. + * There is still a crc32 over the whole lot. + */ +static uint16_t hdr_checksum(struct socfpga_header *header) +{ + int len = sizeof(*header) - sizeof(header->checksum); + uint8_t *buf = (uint8_t *)header; + uint16_t ret = 0; + + while (--len) + ret += *buf++; + + return ret; +} + + +static void build_header(uint8_t *buf, uint8_t version, uint8_t flags, + uint16_t length_bytes) +{ + header.validation = htole32(VALIDATION_WORD); + header.version = version; + header.flags = flags; + header.length_u32 = htole16(length_bytes/4); + header.zero = 0; + header.checksum = htole16(hdr_checksum(&header)); + + memcpy(buf, &header, sizeof(header)); +} + +/* + * Perform a rudimentary verification of header and return + * size of image. + */ +static int verify_header(const uint8_t *buf) +{ + memcpy(&header, buf, sizeof(header)); + + if (le32toh(header.validation) != VALIDATION_WORD) + return -1; + if (le16toh(header.checksum) != hdr_checksum(&header)) + return -1; + + return le16toh(header.length_u32) * 4; +} + +/* Sign the buffer and return the signed buffer size */ +static int sign_buffer(uint8_t *buf, + uint8_t version, uint8_t flags, + int len, int pad_64k) +{ + uint32_t calc_crc; + + /* Align the length up */ + len = (len + 3) & (~3); + + /* Build header, adding 4 bytes to length to hold the CRC32. */ + build_header(buf + HEADER_OFFSET, version, flags, len + 4); + + /* Calculate and apply the CRC */ + calc_crc = ~pbl_crc32(0, (char *)buf, len); + + *((uint32_t *)(buf + len)) = htole32(calc_crc); + + if (!pad_64k) + return len + 4; + + return PADDED_SIZE; +} + +/* Verify that the buffer looks sane */ +static int verify_buffer(const uint8_t *buf) +{ + int len; /* Including 32bit CRC */ + uint32_t calc_crc; + uint32_t buf_crc; + + len = verify_header(buf + HEADER_OFFSET); + if (len < 0) { + fprintf(stderr, "Invalid header\n"); + return -1; + } + + if (len < HEADER_OFFSET || len > PADDED_SIZE) { + fprintf(stderr, "Invalid header length (%i)\n", len); + return -1; + } + + /* + * Adjust length to the base of the CRC. + * Check the CRC. + */ + len -= 4; + + calc_crc = ~pbl_crc32(0, (const char *)buf, len); + + buf_crc = le32toh(*((uint32_t *)(buf + len))); + + if (buf_crc != calc_crc) { + fprintf(stderr, "CRC32 does not match (%08x != %08x)\n", + buf_crc, calc_crc); + return -1; + } + + return 0; +} + +/* mkimage glue functions */ +static int socfpgaimage_verify_header(unsigned char *ptr, int image_size, + struct image_tool_params *params) +{ + if (image_size != PADDED_SIZE) + return -1; + + return verify_buffer(ptr); +} + +static void socfpgaimage_print_header(const void *ptr) +{ + if (verify_buffer(ptr) == 0) + printf("Looks like a sane SOCFPGA preloader\n"); + else + printf("Not a sane SOCFPGA preloader\n"); +} + +static int socfpgaimage_check_params(struct image_tool_params *params) +{ + /* Not sure if we should be accepting fflags */ + return (params->dflag && (params->fflag || params->lflag)) || + (params->fflag && (params->dflag || params->lflag)) || + (params->lflag && (params->dflag || params->fflag)); +} + +static int socfpgaimage_check_image_types(uint8_t type) +{ + if (type == IH_TYPE_SOCFPGAIMAGE) + return EXIT_SUCCESS; + return EXIT_FAILURE; +} + +/* + * To work in with the mkimage framework, we do some ugly stuff... + * + * First, socfpgaimage_vrec_header() is called. + * We prepend a fake header big enough to make the file PADDED_SIZE. + * This gives us enough space to do what we want later. + * + * Next, socfpgaimage_set_header() is called. + * We fix up the buffer by moving the image to the start of the buffer. + * We now have some room to do what we need (add CRC and padding). + */ + +static int data_size; +#define FAKE_HEADER_SIZE (PADDED_SIZE - data_size) + +static int socfpgaimage_vrec_header(struct image_tool_params *params, + struct image_type_params *tparams) +{ + struct stat sbuf; + + if (params->datafile && + stat(params->datafile, &sbuf) == 0 && + sbuf.st_size <= MAX_INPUT_SIZE) { + data_size = sbuf.st_size; + tparams->header_size = FAKE_HEADER_SIZE; + } + return 0; +} + +static void socfpgaimage_set_header(void *ptr, struct stat *sbuf, int ifd, + struct image_tool_params *params) +{ + uint8_t *buf = (uint8_t *)ptr; + + /* + * This function is called after vrec_header() has been called. + * At this stage we have the FAKE_HEADER_SIZE dummy bytes followed by + * data_size image bytes. Total = PADDED_SIZE. + * We need to fix the buffer by moving the image bytes back to + * the beginning of the buffer, then actually do the signing stuff... + */ + memmove(buf, buf + FAKE_HEADER_SIZE, data_size); + memset(buf + data_size, 0, FAKE_HEADER_SIZE); + + sign_buffer(buf, 0, 0, data_size, 0); +} + +static struct image_type_params socfpgaimage_params = { + .name = "Altera SOCFPGA preloader support", + .vrec_header = socfpgaimage_vrec_header, + .header_size = 0, /* This will be modified by vrec_header() */ + .hdr = (void *)buffer, + .check_image_type = socfpgaimage_check_image_types, + .verify_header = socfpgaimage_verify_header, + .print_header = socfpgaimage_print_header, + .set_header = socfpgaimage_set_header, + .check_params = socfpgaimage_check_params, +}; + +void init_socfpga_image_type(void) +{ + register_image_type(&socfpgaimage_params); +} -- cgit v1.3.1 From a832ddba55f79801b6f75b79e96c3f5e1469335a Mon Sep 17 00:00:00 2001 From: Pavel Machek Date: Mon, 8 Sep 2014 14:08:45 +0200 Subject: arm: socfpga: clock: Add code to read clock configuration Add the entire bulk of code to read out clock configuration from the SoCFPGA CPU registers. This is important for MMC, QSPI and UART drivers as otherwise they cannot determine the frequency of their upstream clock. Signed-off-by: Pavel Machek Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek V2: Fixed the L4 MP clock divider and synced the clock code with latest rocketboards codebase (thanks Dinh for pointing this out) --- arch/arm/cpu/armv7/socfpga/clock_manager.c | 226 +++++++++++++++++++++- arch/arm/include/asm/arch-socfpga/clock_manager.h | 43 +++- include/configs/socfpga_cyclone5.h | 1 + 3 files changed, 267 insertions(+), 3 deletions(-) (limited to 'include') diff --git a/arch/arm/cpu/armv7/socfpga/clock_manager.c b/arch/arm/cpu/armv7/socfpga/clock_manager.c index d032bbd66c5..7a6b3b1014c 100644 --- a/arch/arm/cpu/armv7/socfpga/clock_manager.c +++ b/arch/arm/cpu/armv7/socfpga/clock_manager.c @@ -8,8 +8,10 @@ #include #include +DECLARE_GLOBAL_DATA_PTR; + static const struct socfpga_clock_manager *clock_manager_base = - (void *)SOCFPGA_CLKMGR_ADDRESS; + (struct socfpga_clock_manager *)SOCFPGA_CLKMGR_ADDRESS; #define CLKMGR_BYPASS_ENABLE 1 #define CLKMGR_BYPASS_DISABLE 0 @@ -358,3 +360,225 @@ void cm_basic_init(const cm_config_t *cfg) writel(~0, &clock_manager_base->per_pll.en); writel(~0, &clock_manager_base->sdr_pll.en); } + +unsigned long cm_get_mpu_clk_hz(void) +{ + uint32_t reg, clock; + + /* get the main VCO clock */ + reg = readl(&clock_manager_base->main_pll.vco); + clock = CONFIG_HPS_CLK_OSC1_HZ / + (CLKMGR_MAINPLLGRP_VCO_DENOM_GET(reg) + 1); + clock *= (CLKMGR_MAINPLLGRP_VCO_NUMER_GET(reg) + 1); + + /* get the MPU clock */ + reg = readl(&clock_manager_base->altera.mpuclk); + clock /= (reg + 1); + reg = readl(&clock_manager_base->main_pll.mpuclk); + clock /= (reg + 1); + return clock; +} + +unsigned long cm_get_sdram_clk_hz(void) +{ + uint32_t reg, clock = 0; + + /* identify SDRAM PLL clock source */ + reg = readl(&clock_manager_base->sdr_pll.vco); + reg = CLKMGR_SDRPLLGRP_VCO_SSRC_GET(reg); + if (reg == CLKMGR_VCO_SSRC_EOSC1) + clock = CONFIG_HPS_CLK_OSC1_HZ; + else if (reg == CLKMGR_VCO_SSRC_EOSC2) + clock = CONFIG_HPS_CLK_OSC2_HZ; + else if (reg == CLKMGR_VCO_SSRC_F2S) + clock = CONFIG_HPS_CLK_F2S_SDR_REF_HZ; + + /* get the SDRAM VCO clock */ + reg = readl(&clock_manager_base->sdr_pll.vco); + clock /= (CLKMGR_SDRPLLGRP_VCO_DENOM_GET(reg) + 1); + clock *= (CLKMGR_SDRPLLGRP_VCO_NUMER_GET(reg) + 1); + + /* get the SDRAM (DDR_DQS) clock */ + reg = readl(&clock_manager_base->sdr_pll.ddrdqsclk); + reg = CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_GET(reg); + clock /= (reg + 1); + + return clock; +} + +unsigned int cm_get_l4_sp_clk_hz(void) +{ + uint32_t reg, clock = 0; + + /* identify the source of L4 SP clock */ + reg = readl(&clock_manager_base->main_pll.l4src); + reg = CLKMGR_MAINPLLGRP_L4SRC_L4SP_GET(reg); + + if (reg == CLKMGR_L4_SP_CLK_SRC_MAINPLL) { + /* get the main VCO clock */ + reg = readl(&clock_manager_base->main_pll.vco); + clock = CONFIG_HPS_CLK_OSC1_HZ / + (CLKMGR_MAINPLLGRP_VCO_DENOM_GET(reg) + 1); + clock *= (CLKMGR_MAINPLLGRP_VCO_NUMER_GET(reg) + 1); + + /* get the clock prior L4 SP divider (main clk) */ + reg = readl(&clock_manager_base->altera.mainclk); + clock /= (reg + 1); + reg = readl(&clock_manager_base->main_pll.mainclk); + clock /= (reg + 1); + } else if (reg == CLKMGR_L4_SP_CLK_SRC_PERPLL) { + /* identify PER PLL clock source */ + reg = readl(&clock_manager_base->per_pll.vco); + reg = CLKMGR_PERPLLGRP_VCO_SSRC_GET(reg); + if (reg == CLKMGR_VCO_SSRC_EOSC1) + clock = CONFIG_HPS_CLK_OSC1_HZ; + else if (reg == CLKMGR_VCO_SSRC_EOSC2) + clock = CONFIG_HPS_CLK_OSC2_HZ; + else if (reg == CLKMGR_VCO_SSRC_F2S) + clock = CONFIG_HPS_CLK_F2S_PER_REF_HZ; + + /* get the PER VCO clock */ + reg = readl(&clock_manager_base->per_pll.vco); + clock /= (CLKMGR_PERPLLGRP_VCO_DENOM_GET(reg) + 1); + clock *= (CLKMGR_PERPLLGRP_VCO_NUMER_GET(reg) + 1); + + /* get the clock prior L4 SP divider (periph_base_clk) */ + reg = readl(&clock_manager_base->per_pll.perbaseclk); + clock /= (reg + 1); + } + + /* get the L4 SP clock which supplied to UART */ + reg = readl(&clock_manager_base->main_pll.maindiv); + reg = CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_GET(reg); + clock = clock / (1 << reg); + + return clock; +} + +unsigned int cm_get_mmc_controller_clk_hz(void) +{ + uint32_t reg, clock = 0; + + /* identify the source of MMC clock */ + reg = readl(&clock_manager_base->per_pll.src); + reg = CLKMGR_PERPLLGRP_SRC_SDMMC_GET(reg); + + if (reg == CLKMGR_SDMMC_CLK_SRC_F2S) { + clock = CONFIG_HPS_CLK_F2S_PER_REF_HZ; + } else if (reg == CLKMGR_SDMMC_CLK_SRC_MAIN) { + /* get the main VCO clock */ + reg = readl(&clock_manager_base->main_pll.vco); + clock = CONFIG_HPS_CLK_OSC1_HZ / + (CLKMGR_MAINPLLGRP_VCO_DENOM_GET(reg) + 1); + clock *= (CLKMGR_MAINPLLGRP_VCO_NUMER_GET(reg) + 1); + + /* get the SDMMC clock */ + reg = readl(&clock_manager_base->main_pll.mainnandsdmmcclk); + clock /= (reg + 1); + } else if (reg == CLKMGR_SDMMC_CLK_SRC_PER) { + /* identify PER PLL clock source */ + reg = readl(&clock_manager_base->per_pll.vco); + reg = CLKMGR_PERPLLGRP_VCO_SSRC_GET(reg); + if (reg == CLKMGR_VCO_SSRC_EOSC1) + clock = CONFIG_HPS_CLK_OSC1_HZ; + else if (reg == CLKMGR_VCO_SSRC_EOSC2) + clock = CONFIG_HPS_CLK_OSC2_HZ; + else if (reg == CLKMGR_VCO_SSRC_F2S) + clock = CONFIG_HPS_CLK_F2S_PER_REF_HZ; + + /* get the PER VCO clock */ + reg = readl(&clock_manager_base->per_pll.vco); + clock /= (CLKMGR_PERPLLGRP_VCO_DENOM_GET(reg) + 1); + clock *= (CLKMGR_PERPLLGRP_VCO_NUMER_GET(reg) + 1); + + /* get the SDMMC clock */ + reg = readl(&clock_manager_base->per_pll.pernandsdmmcclk); + clock /= (reg + 1); + } + + /* further divide by 4 as we have fixed divider at wrapper */ + clock /= 4; + return clock; +} + +unsigned int cm_get_qspi_controller_clk_hz(void) +{ + uint32_t reg, clock = 0; + + /* identify the source of QSPI clock */ + reg = readl(&clock_manager_base->per_pll.src); + reg = CLKMGR_PERPLLGRP_SRC_QSPI_GET(reg); + + if (reg == CLKMGR_QSPI_CLK_SRC_F2S) { + clock = CONFIG_HPS_CLK_F2S_PER_REF_HZ; + } else if (reg == CLKMGR_QSPI_CLK_SRC_MAIN) { + /* get the main VCO clock */ + reg = readl(&clock_manager_base->main_pll.vco); + clock = CONFIG_HPS_CLK_OSC1_HZ / + (CLKMGR_MAINPLLGRP_VCO_DENOM_GET(reg) + 1); + clock *= (CLKMGR_MAINPLLGRP_VCO_NUMER_GET(reg) + 1); + + /* get the qspi clock */ + reg = readl(&clock_manager_base->main_pll.mainqspiclk); + clock /= (reg + 1); + } else if (reg == CLKMGR_QSPI_CLK_SRC_PER) { + /* identify PER PLL clock source */ + reg = readl(&clock_manager_base->per_pll.vco); + reg = CLKMGR_PERPLLGRP_VCO_SSRC_GET(reg); + if (reg == CLKMGR_VCO_SSRC_EOSC1) + clock = CONFIG_HPS_CLK_OSC1_HZ; + else if (reg == CLKMGR_VCO_SSRC_EOSC2) + clock = CONFIG_HPS_CLK_OSC2_HZ; + else if (reg == CLKMGR_VCO_SSRC_F2S) + clock = CONFIG_HPS_CLK_F2S_PER_REF_HZ; + + /* get the PER VCO clock */ + reg = readl(&clock_manager_base->per_pll.vco); + clock /= (CLKMGR_PERPLLGRP_VCO_DENOM_GET(reg) + 1); + clock *= (CLKMGR_PERPLLGRP_VCO_NUMER_GET(reg) + 1); + + /* get the qspi clock */ + reg = readl(&clock_manager_base->per_pll.perqspiclk); + clock /= (reg + 1); + } + + return clock; +} + +static void cm_print_clock_quick_summary(void) +{ + printf("MPU %10ld kHz\n", cm_get_mpu_clk_hz() / 1000); + printf("DDR %10ld kHz\n", cm_get_sdram_clk_hz() / 1000); + printf("EOSC1 %8d kHz\n", CONFIG_HPS_CLK_OSC1_HZ / 1000); + printf("EOSC2 %8d kHz\n", CONFIG_HPS_CLK_OSC2_HZ / 1000); + printf("F2S_SDR_REF %8d kHz\n", CONFIG_HPS_CLK_F2S_SDR_REF_HZ / 1000); + printf("F2S_PER_REF %8d kHz\n", CONFIG_HPS_CLK_F2S_PER_REF_HZ / 1000); + printf("MMC %8d kHz\n", cm_get_mmc_controller_clk_hz() / 1000); + printf("QSPI %8d kHz\n", cm_get_qspi_controller_clk_hz() / 1000); + printf("UART %8d kHz\n", cm_get_l4_sp_clk_hz() / 1000); +} + +int set_cpu_clk_info(void) +{ + /* Calculate the clock frequencies required for drivers */ + cm_get_l4_sp_clk_hz(); + cm_get_mmc_controller_clk_hz(); + + gd->bd->bi_arm_freq = cm_get_mpu_clk_hz() / 1000000; + gd->bd->bi_dsp_freq = 0; + gd->bd->bi_ddr_freq = cm_get_sdram_clk_hz() / 1000000; + + return 0; +} + +int do_showclocks(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + cm_print_clock_quick_summary(); + return 0; +} + +U_BOOT_CMD( + clocks, CONFIG_SYS_MAXARGS, 1, do_showclocks, + "display clocks", + "" +); diff --git a/arch/arm/include/asm/arch-socfpga/clock_manager.h b/arch/arm/include/asm/arch-socfpga/clock_manager.h index dea171e32a8..d2a9b482c59 100644 --- a/arch/arm/include/asm/arch-socfpga/clock_manager.h +++ b/arch/arm/include/asm/arch-socfpga/clock_manager.h @@ -7,6 +7,15 @@ #ifndef _CLOCK_MANAGER_H_ #define _CLOCK_MANAGER_H_ +#ifndef __ASSEMBLER__ +/* Clock speed accessors */ +unsigned long cm_get_mpu_clk_hz(void); +unsigned long cm_get_sdram_clk_hz(void); +unsigned int cm_get_l4_sp_clk_hz(void); +unsigned int cm_get_mmc_controller_clk_hz(void); +unsigned int cm_get_qspi_controller_clk_hz(void); +#endif + typedef struct { /* main group */ uint32_t main_vco_base; @@ -89,6 +98,11 @@ struct socfpga_clock_manager_sdr_pll { u32 stat; }; +struct socfpga_clock_manager_altera { + u32 mpuclk; + u32 mainclk; +}; + struct socfpga_clock_manager { u32 ctrl; u32 bypass; @@ -100,7 +114,8 @@ struct socfpga_clock_manager { struct socfpga_clock_manager_main_pll main_pll; struct socfpga_clock_manager_per_pll per_pll; struct socfpga_clock_manager_sdr_pll sdr_pll; - u32 _pad_0xe0_0x200[72]; + struct socfpga_clock_manager_altera altera; + u32 _pad_0xe8_0x200[70]; }; #define CLKMGR_CTRL_SAFEMODE_MASK 0x00000001 @@ -118,8 +133,10 @@ struct socfpga_clock_manager { /* Main PLL */ #define CLKMGR_MAINPLLGRP_VCO_BGPWRDN_SET(x) (((x) << 0) & 0x00000001) +#define CLKMGR_MAINPLLGRP_VCO_DENOM_GET(x) (((x) & 0x003f0000) >> 16) #define CLKMGR_MAINPLLGRP_VCO_DENOM_SET(x) (((x) << 16) & 0x003f0000) #define CLKMGR_MAINPLLGRP_VCO_EN_SET(x) (((x) << 1) & 0x00000002) +#define CLKMGR_MAINPLLGRP_VCO_NUMER_GET(x) (((x) & 0x0000fff8) >> 3) #define CLKMGR_MAINPLLGRP_VCO_NUMER_SET(x) (((x) << 3) & 0x0000fff8) #define CLKMGR_MAINPLLGRP_VCO_OUTRESETALL_MASK 0x01000000 #define CLKMGR_MAINPLLGRP_VCO_PWRDN_SET(x) (((x) << 2) & 0x00000004) @@ -148,7 +165,8 @@ struct socfpga_clock_manager { #define CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_SET(x) (((x) << 0) & 0x00000003) #define CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_SET(x) (((x) << 2) & 0x0000000c) #define CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_SET(x) (((x) << 4) & 0x00000070) -#define CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_SET(x) (((x) << 7) & 0x00000380) +#define CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_GET(x) (((x) & 0x00000380) >> 7) +#define CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_SET(x) (((x) << 7) & 0x00000380) #define CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_SET(x) (((x) << 0) & 0x00000003) #define CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_SET(x) (((x) << 2) & 0x0000000c) @@ -156,16 +174,25 @@ struct socfpga_clock_manager { #define CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_SET(x) (((x) << 0) & 0x00000007) #define CLKMGR_MAINPLLGRP_L4SRC_L4MP_SET(x) (((x) << 0) & 0x00000001) +#define CLKMGR_MAINPLLGRP_L4SRC_L4SP_GET(x) (((x) & 0x00000002) >> 1) #define CLKMGR_MAINPLLGRP_L4SRC_L4SP_SET(x) (((x) << 1) & 0x00000002) #define CLKMGR_MAINPLLGRP_L4SRC_RESET_VALUE 0x00000000 +#define CLKMGR_L4_SP_CLK_SRC_MAINPLL 0x0 +#define CLKMGR_L4_SP_CLK_SRC_PERPLL 0x1 /* Per PLL */ +#define CLKMGR_PERPLLGRP_VCO_DENOM_GET(x) (((x) & 0x003f0000) >> 16) #define CLKMGR_PERPLLGRP_VCO_DENOM_SET(x) (((x) << 16) & 0x003f0000) +#define CLKMGR_PERPLLGRP_VCO_NUMER_GET(x) (((x) & 0x0000fff8) >> 3) #define CLKMGR_PERPLLGRP_VCO_NUMER_SET(x) (((x) << 3) & 0x0000fff8) #define CLKMGR_PERPLLGRP_VCO_OUTRESETALL_MASK 0x01000000 #define CLKMGR_PERPLLGRP_VCO_PSRC_SET(x) (((x) << 22) & 0x00c00000) #define CLKMGR_PERPLLGRP_VCO_REGEXTSEL_MASK 0x80000000 #define CLKMGR_PERPLLGRP_VCO_RESET_VALUE 0x8001000d +#define CLKMGR_PERPLLGRP_VCO_SSRC_GET(x) (((x) & 0x00c00000) >> 22) +#define CLKMGR_VCO_SSRC_EOSC1 0x0 +#define CLKMGR_VCO_SSRC_EOSC2 0x1 +#define CLKMGR_VCO_SSRC_F2S 0x2 #define CLKMGR_PERPLLGRP_EMAC0CLK_CNT_SET(x) (((x) << 0) & 0x000001ff) @@ -191,12 +218,22 @@ struct socfpga_clock_manager { #define CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_SET(x) (((x) << 0) & 0x00ffffff) #define CLKMGR_PERPLLGRP_SRC_NAND_SET(x) (((x) << 2) & 0x0000000c) +#define CLKMGR_PERPLLGRP_SRC_QSPI_GET(x) (((x) & 0x00000030) >> 4) #define CLKMGR_PERPLLGRP_SRC_QSPI_SET(x) (((x) << 4) & 0x00000030) #define CLKMGR_PERPLLGRP_SRC_RESET_VALUE 0x00000015 +#define CLKMGR_PERPLLGRP_SRC_SDMMC_GET(x) (((x) & 0x00000003) >> 0) #define CLKMGR_PERPLLGRP_SRC_SDMMC_SET(x) (((x) << 0) & 0x00000003) +#define CLKMGR_SDMMC_CLK_SRC_F2S 0x0 +#define CLKMGR_SDMMC_CLK_SRC_MAIN 0x1 +#define CLKMGR_SDMMC_CLK_SRC_PER 0x2 +#define CLKMGR_QSPI_CLK_SRC_F2S 0x0 +#define CLKMGR_QSPI_CLK_SRC_MAIN 0x1 +#define CLKMGR_QSPI_CLK_SRC_PER 0x2 /* SDR PLL */ +#define CLKMGR_SDRPLLGRP_VCO_DENOM_GET(x) (((x) & 0x003f0000) >> 16) #define CLKMGR_SDRPLLGRP_VCO_DENOM_SET(x) (((x) << 16) & 0x003f0000) +#define CLKMGR_SDRPLLGRP_VCO_NUMER_GET(x) (((x) & 0x0000fff8) >> 3) #define CLKMGR_SDRPLLGRP_VCO_NUMER_SET(x) (((x) << 3) & 0x0000fff8) #define CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(x) (((x) << 24) & 0x01000000) #define CLKMGR_SDRPLLGRP_VCO_OUTRESETALL_SET(x) (((x) << 24) & 0x01000000) @@ -204,8 +241,10 @@ struct socfpga_clock_manager { #define CLKMGR_SDRPLLGRP_VCO_OUTRESET_SET(x) (((x) << 25) & 0x7e000000) #define CLKMGR_SDRPLLGRP_VCO_REGEXTSEL_MASK 0x80000000 #define CLKMGR_SDRPLLGRP_VCO_RESET_VALUE 0x8001000d +#define CLKMGR_SDRPLLGRP_VCO_SSRC_GET(x) (((x) & 0x00c00000) >> 22) #define CLKMGR_SDRPLLGRP_VCO_SSRC_SET(x) (((x) << 22) & 0x00c00000) +#define CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_GET(x) (((x) & 0x000001ff) >> 0) #define CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_MASK 0x000001ff #define CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_SET(x) (((x) << 0) & 0x000001ff) #define CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_MASK 0x001ffe00 diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 39e9368340e..708309b08f7 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -24,6 +24,7 @@ #define CONFIG_MISC_INIT_R #define CONFIG_SINGLE_BOOTLOADER #define CONFIG_SOCFPGA +#define CONFIG_CLOCKS /* base address for .text section */ #ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -- cgit v1.3.1 From 2110eeaf0fdf9b3b200076554d266459ca7ac26d Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 8 Sep 2014 14:08:45 +0200 Subject: arm: socfpga: timer: Pull the timer reload value from config file The timer reload value is a property of the timer hardware and there is no reason for this to be configurable. Place this into the timer driver just like on the other hardware. Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Acked-by: Dinh Nguyen Acked-by: Pavel Machek --- arch/arm/cpu/armv7/socfpga/timer.c | 2 ++ include/configs/socfpga_cyclone5.h | 2 -- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/arch/arm/cpu/armv7/socfpga/timer.c b/arch/arm/cpu/armv7/socfpga/timer.c index 58fc789e645..253cde39d11 100644 --- a/arch/arm/cpu/armv7/socfpga/timer.c +++ b/arch/arm/cpu/armv7/socfpga/timer.c @@ -8,6 +8,8 @@ #include #include +#define TIMER_LOAD_VAL 0xFFFFFFFF + static const struct socfpga_timer *timer_base = (void *)CONFIG_SYS_TIMERBASE; /* diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 708309b08f7..54343b83a48 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -195,8 +195,6 @@ /* This timer use eosc1 where the clock frequency is fixed * throughout any condition */ #define CONFIG_SYS_TIMERBASE SOCFPGA_OSC1TIMER0_ADDRESS -/* reload value when timer count to zero */ -#define TIMER_LOAD_VAL 0xFFFFFFFF /* Timer info */ #ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET #define CONFIG_SYS_TIMER_RATE 2400000 -- cgit v1.3.1 From 230fe9b202ff0ca396ad9a564816cc87d42daa6e Mon Sep 17 00:00:00 2001 From: Pavel Machek Date: Mon, 8 Sep 2014 14:08:45 +0200 Subject: arm: socfpga: fpga: Add SoCFPGA FPGA programming interface Add code necessary to program the FPGA part of SoCFPGA from U-Boot with an RBF blob. This patch also integrates the code into the FPGA driver framework in U-Boot so it can be used via the 'fpga' command. Signed-off-by: Pavel Machek Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek V2: Move the not-CPU specific stuff into drivers/fpga/ and base this on the cleaned up altera FPGA support. --- arch/arm/cpu/armv7/socfpga/Makefile | 3 +- arch/arm/cpu/armv7/socfpga/fpga_manager.c | 78 ++++++ arch/arm/cpu/armv7/socfpga/misc.c | 36 +++ arch/arm/include/asm/arch-socfpga/fpga_manager.h | 77 ++++++ drivers/fpga/Makefile | 1 + drivers/fpga/altera.c | 3 + drivers/fpga/socfpga.c | 301 +++++++++++++++++++++++ include/altera.h | 6 + 8 files changed, 504 insertions(+), 1 deletion(-) create mode 100644 arch/arm/cpu/armv7/socfpga/fpga_manager.c create mode 100644 arch/arm/include/asm/arch-socfpga/fpga_manager.h create mode 100644 drivers/fpga/socfpga.c (limited to 'include') diff --git a/arch/arm/cpu/armv7/socfpga/Makefile b/arch/arm/cpu/armv7/socfpga/Makefile index eb33f2c5fb1..8b6e108c429 100644 --- a/arch/arm/cpu/armv7/socfpga/Makefile +++ b/arch/arm/cpu/armv7/socfpga/Makefile @@ -8,5 +8,6 @@ # obj-y := lowlevel_init.o -obj-y += misc.o timer.o reset_manager.o system_manager.o clock_manager.o +obj-y += misc.o timer.o reset_manager.o system_manager.o clock_manager.o \ + fpga_manager.o obj-$(CONFIG_SPL_BUILD) += spl.o freeze_controller.o scan_manager.o diff --git a/arch/arm/cpu/armv7/socfpga/fpga_manager.c b/arch/arm/cpu/armv7/socfpga/fpga_manager.c new file mode 100644 index 00000000000..43fd2fedee8 --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/fpga_manager.c @@ -0,0 +1,78 @@ +/* + * Copyright (C) 2012 Altera Corporation + * All rights reserved. + * + * This file contains only support functions used also by the SoCFPGA + * platform code, the real meat is located in drivers/fpga/socfpga.c . + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* Timeout count */ +#define FPGA_TIMEOUT_CNT 0x1000000 + +static struct socfpga_fpga_manager *fpgamgr_regs = + (struct socfpga_fpga_manager *)SOCFPGA_FPGAMGRREGS_ADDRESS; + +/* Check whether FPGA Init_Done signal is high */ +static int is_fpgamgr_initdone_high(void) +{ + unsigned long val; + + val = readl(&fpgamgr_regs->gpio_ext_porta); + return val & FPGAMGRREGS_MON_GPIO_EXT_PORTA_ID_MASK; +} + +/* Get the FPGA mode */ +int fpgamgr_get_mode(void) +{ + unsigned long val; + + val = readl(&fpgamgr_regs->stat); + return val & FPGAMGRREGS_STAT_MODE_MASK; +} + +/* Check whether FPGA is ready to be accessed */ +int fpgamgr_test_fpga_ready(void) +{ + /* Check for init done signal */ + if (!is_fpgamgr_initdone_high()) + return 0; + + /* Check again to avoid false glitches */ + if (!is_fpgamgr_initdone_high()) + return 0; + + if (fpgamgr_get_mode() != FPGAMGRREGS_MODE_USERMODE) + return 0; + + return 1; +} + +/* Poll until FPGA is ready to be accessed or timeout occurred */ +int fpgamgr_poll_fpga_ready(void) +{ + unsigned long i; + + /* If FPGA is blank, wait till WD invoke warm reset */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + /* check for init done signal */ + if (!is_fpgamgr_initdone_high()) + continue; + /* check again to avoid false glitches */ + if (!is_fpgamgr_initdone_high()) + continue; + return 1; + } + + return 0; +} diff --git a/arch/arm/cpu/armv7/socfpga/misc.c b/arch/arm/cpu/armv7/socfpga/misc.c index f41c329a439..b07d97ee05c 100644 --- a/arch/arm/cpu/armv7/socfpga/misc.c +++ b/arch/arm/cpu/armv7/socfpga/misc.c @@ -6,6 +6,7 @@ #include #include +#include #include #include #include @@ -93,6 +94,39 @@ int overwrite_console(void) } #endif +#ifdef CONFIG_FPGA +/* + * FPGA programming support for SoC FPGA Cyclone V + */ +static Altera_desc altera_fpga[] = { + { + /* Family */ + Altera_SoCFPGA, + /* Interface type */ + fast_passive_parallel, + /* No limitation as additional data will be ignored */ + -1, + /* No device function table */ + NULL, + /* Base interface address specified in driver */ + NULL, + /* No cookie implementation */ + 0 + }, +}; + +/* add device descriptor to FPGA device table */ +static void socfpga_fpga_add(void) +{ + int i; + fpga_init(); + for (i = 0; i < ARRAY_SIZE(altera_fpga); i++) + fpga_add(fpga_altera, &altera_fpga[i]); +} +#else +static inline void socfpga_fpga_add(void) {} +#endif + int arch_cpu_init(void) { /* @@ -108,5 +142,7 @@ int arch_cpu_init(void) int misc_init_r(void) { + /* Add device descriptor to FPGA device table */ + socfpga_fpga_add(); return 0; } diff --git a/arch/arm/include/asm/arch-socfpga/fpga_manager.h b/arch/arm/include/asm/arch-socfpga/fpga_manager.h new file mode 100644 index 00000000000..a077e2284e6 --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/fpga_manager.h @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2012 Altera Corporation + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef _FPGA_MANAGER_H_ +#define _FPGA_MANAGER_H_ + +#include + +struct socfpga_fpga_manager { + /* FPGA Manager Module */ + u32 stat; /* 0x00 */ + u32 ctrl; + u32 dclkcnt; + u32 dclkstat; + u32 gpo; /* 0x10 */ + u32 gpi; + u32 misci; /* 0x18 */ + u32 _pad_0x1c_0x82c[517]; + + /* Configuration Monitor (MON) Registers */ + u32 gpio_inten; /* 0x830 */ + u32 gpio_intmask; + u32 gpio_inttype_level; + u32 gpio_int_polarity; + u32 gpio_intstatus; /* 0x840 */ + u32 gpio_raw_intstatus; + u32 _pad_0x848; + u32 gpio_porta_eoi; + u32 gpio_ext_porta; /* 0x850 */ + u32 _pad_0x854_0x85c[3]; + u32 gpio_1s_sync; /* 0x860 */ + u32 _pad_0x864_0x868[2]; + u32 gpio_ver_id_code; + u32 gpio_config_reg2; /* 0x870 */ + u32 gpio_config_reg1; +}; + +#define FPGAMGRREGS_STAT_MODE_MASK 0x7 +#define FPGAMGRREGS_STAT_MSEL_MASK 0xf8 +#define FPGAMGRREGS_STAT_MSEL_LSB 3 + +#define FPGAMGRREGS_CTRL_CFGWDTH_MASK 0x200 +#define FPGAMGRREGS_CTRL_AXICFGEN_MASK 0x100 +#define FPGAMGRREGS_CTRL_NCONFIGPULL_MASK 0x4 +#define FPGAMGRREGS_CTRL_NCE_MASK 0x2 +#define FPGAMGRREGS_CTRL_EN_MASK 0x1 +#define FPGAMGRREGS_CTRL_CDRATIO_LSB 6 + +#define FPGAMGRREGS_MON_GPIO_EXT_PORTA_CRC_MASK 0x8 +#define FPGAMGRREGS_MON_GPIO_EXT_PORTA_ID_MASK 0x4 +#define FPGAMGRREGS_MON_GPIO_EXT_PORTA_CD_MASK 0x2 +#define FPGAMGRREGS_MON_GPIO_EXT_PORTA_NS_MASK 0x1 + +/* FPGA Mode */ +#define FPGAMGRREGS_MODE_FPGAOFF 0x0 +#define FPGAMGRREGS_MODE_RESETPHASE 0x1 +#define FPGAMGRREGS_MODE_CFGPHASE 0x2 +#define FPGAMGRREGS_MODE_INITPHASE 0x3 +#define FPGAMGRREGS_MODE_USERMODE 0x4 +#define FPGAMGRREGS_MODE_UNKNOWN 0x5 + +/* FPGA CD Ratio Value */ +#define CDRATIO_x1 0x0 +#define CDRATIO_x2 0x1 +#define CDRATIO_x4 0x2 +#define CDRATIO_x8 0x3 + +/* SoCFPGA support functions */ +int fpgamgr_test_fpga_ready(void); +int fpgamgr_poll_fpga_ready(void); +int fpgamgr_get_mode(void); + +#endif /* _FPGA_MANAGER_H_ */ diff --git a/drivers/fpga/Makefile b/drivers/fpga/Makefile index dfb2e7fc760..6aa24d43590 100644 --- a/drivers/fpga/Makefile +++ b/drivers/fpga/Makefile @@ -17,4 +17,5 @@ obj-y += altera.o obj-$(CONFIG_FPGA_ACEX1K) += ACEX1K.o obj-$(CONFIG_FPGA_CYCLON2) += cyclon2.o obj-$(CONFIG_FPGA_STRATIX_II) += stratixII.o +obj-$(CONFIG_FPGA_SOCFPGA) += socfpga.o endif diff --git a/drivers/fpga/altera.c b/drivers/fpga/altera.c index fd2b4f0103d..a5bfe5dce19 100644 --- a/drivers/fpga/altera.c +++ b/drivers/fpga/altera.c @@ -37,6 +37,9 @@ static const struct altera_fpga { { Altera_StratixII, "StratixII", StratixII_load, StratixII_dump, StratixII_info }, #endif +#if defined(CONFIG_FPGA_SOCFPGA) + { Altera_SoCFPGA, "SoC FPGA", socfpga_load, NULL, NULL }, +#endif }; static int altera_validate(Altera_desc *desc, const char *fn) diff --git a/drivers/fpga/socfpga.c b/drivers/fpga/socfpga.c new file mode 100644 index 00000000000..63b3566e3ed --- /dev/null +++ b/drivers/fpga/socfpga.c @@ -0,0 +1,301 @@ +/* + * Copyright (C) 2012 Altera Corporation + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* Timeout count */ +#define FPGA_TIMEOUT_CNT 0x1000000 + +static struct socfpga_fpga_manager *fpgamgr_regs = + (struct socfpga_fpga_manager *)SOCFPGA_FPGAMGRREGS_ADDRESS; +static struct socfpga_system_manager *sysmgr_regs = + (struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS; + +/* Set CD ratio */ +static void fpgamgr_set_cd_ratio(unsigned long ratio) +{ + clrsetbits_le32(&fpgamgr_regs->ctrl, + 0x3 << FPGAMGRREGS_CTRL_CDRATIO_LSB, + (ratio & 0x3) << FPGAMGRREGS_CTRL_CDRATIO_LSB); +} + +static int fpgamgr_dclkcnt_set(unsigned long cnt) +{ + unsigned long i; + + /* Clear any existing done status */ + if (readl(&fpgamgr_regs->dclkstat)) + writel(0x1, &fpgamgr_regs->dclkstat); + + /* Write the dclkcnt */ + writel(cnt, &fpgamgr_regs->dclkcnt); + + /* Wait till the dclkcnt done */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (!readl(&fpgamgr_regs->dclkstat)) + continue; + + writel(0x1, &fpgamgr_regs->dclkstat); + return 0; + } + + return -ETIMEDOUT; +} + +/* Start the FPGA programming by initialize the FPGA Manager */ +static int fpgamgr_program_init(void) +{ + unsigned long msel, i; + + /* Get the MSEL value */ + msel = readl(&fpgamgr_regs->stat); + msel &= FPGAMGRREGS_STAT_MSEL_MASK; + msel >>= FPGAMGRREGS_STAT_MSEL_LSB; + + /* + * Set the cfg width + * If MSEL[3] = 1, cfg width = 32 bit + */ + if (msel & 0x8) { + setbits_le32(&fpgamgr_regs->ctrl, + FPGAMGRREGS_CTRL_CFGWDTH_MASK); + + /* To determine the CD ratio */ + /* MSEL[1:0] = 0, CD Ratio = 1 */ + if ((msel & 0x3) == 0x0) + fpgamgr_set_cd_ratio(CDRATIO_x1); + /* MSEL[1:0] = 1, CD Ratio = 4 */ + else if ((msel & 0x3) == 0x1) + fpgamgr_set_cd_ratio(CDRATIO_x4); + /* MSEL[1:0] = 2, CD Ratio = 8 */ + else if ((msel & 0x3) == 0x2) + fpgamgr_set_cd_ratio(CDRATIO_x8); + + } else { /* MSEL[3] = 0 */ + clrbits_le32(&fpgamgr_regs->ctrl, + FPGAMGRREGS_CTRL_CFGWDTH_MASK); + + /* To determine the CD ratio */ + /* MSEL[1:0] = 0, CD Ratio = 1 */ + if ((msel & 0x3) == 0x0) + fpgamgr_set_cd_ratio(CDRATIO_x1); + /* MSEL[1:0] = 1, CD Ratio = 2 */ + else if ((msel & 0x3) == 0x1) + fpgamgr_set_cd_ratio(CDRATIO_x2); + /* MSEL[1:0] = 2, CD Ratio = 4 */ + else if ((msel & 0x3) == 0x2) + fpgamgr_set_cd_ratio(CDRATIO_x4); + } + + /* To enable FPGA Manager configuration */ + clrbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_NCE_MASK); + + /* To enable FPGA Manager drive over configuration line */ + setbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_EN_MASK); + + /* Put FPGA into reset phase */ + setbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_NCONFIGPULL_MASK); + + /* (1) wait until FPGA enter reset phase */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_RESETPHASE) + break; + } + + /* If not in reset state, return error */ + if (fpgamgr_get_mode() != FPGAMGRREGS_MODE_RESETPHASE) { + puts("FPGA: Could not reset\n"); + return -1; + } + + /* Release FPGA from reset phase */ + clrbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_NCONFIGPULL_MASK); + + /* (2) wait until FPGA enter configuration phase */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_CFGPHASE) + break; + } + + /* If not in configuration state, return error */ + if (fpgamgr_get_mode() != FPGAMGRREGS_MODE_CFGPHASE) { + puts("FPGA: Could not configure\n"); + return -2; + } + + /* Clear all interrupts in CB Monitor */ + writel(0xFFF, &fpgamgr_regs->gpio_porta_eoi); + + /* Enable AXI configuration */ + setbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_AXICFGEN_MASK); + + return 0; +} + +/* Write the RBF data to FPGA Manager */ +static void fpgamgr_program_write(const void *rbf_data, unsigned long rbf_size) +{ + uint32_t src = (uint32_t)rbf_data; + uint32_t dst = SOCFPGA_FPGAMGRDATA_ADDRESS; + + /* Number of loops for 32-byte long copying. */ + uint32_t loops32 = rbf_size / 32; + /* Number of loops for 4-byte long copying + trailing bytes */ + uint32_t loops4 = DIV_ROUND_UP(rbf_size % 32, 4); + + asm volatile( + "1: ldmia %0!, {r0-r7}\n" + " stmia %1!, {r0-r7}\n" + " sub %1, #32\n" + " subs %2, #1\n" + " bne 1b\n" + "2: ldr %2, [%0], #4\n" + " str %2, [%1]\n" + " subs %3, #1\n" + " bne 2b\n" + : "+r"(src), "+r"(dst), "+r"(loops32), "+r"(loops4) : + : "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "cc"); +} + +/* Ensure the FPGA entering config done */ +static int fpgamgr_program_poll_cd(void) +{ + const uint32_t mask = FPGAMGRREGS_MON_GPIO_EXT_PORTA_NS_MASK | + FPGAMGRREGS_MON_GPIO_EXT_PORTA_CD_MASK; + unsigned long reg, i; + + /* (3) wait until full config done */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + reg = readl(&fpgamgr_regs->gpio_ext_porta); + + /* Config error */ + if (!(reg & mask)) { + printf("FPGA: Configuration error.\n"); + return -3; + } + + /* Config done without error */ + if (reg & mask) + break; + } + + /* Timeout happened, return error */ + if (i == FPGA_TIMEOUT_CNT) { + printf("FPGA: Timeout waiting for program.\n"); + return -4; + } + + /* Disable AXI configuration */ + clrbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_AXICFGEN_MASK); + + return 0; +} + +/* Ensure the FPGA entering init phase */ +static int fpgamgr_program_poll_initphase(void) +{ + unsigned long i; + + /* Additional clocks for the CB to enter initialization phase */ + if (fpgamgr_dclkcnt_set(0x4)) + return -5; + + /* (4) wait until FPGA enter init phase or user mode */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_INITPHASE) + break; + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_USERMODE) + break; + } + + /* If not in configuration state, return error */ + if (i == FPGA_TIMEOUT_CNT) + return -6; + + return 0; +} + +/* Ensure the FPGA entering user mode */ +static int fpgamgr_program_poll_usermode(void) +{ + unsigned long i; + + /* Additional clocks for the CB to exit initialization phase */ + if (fpgamgr_dclkcnt_set(0x5000)) + return -7; + + /* (5) wait until FPGA enter user mode */ + for (i = 0; i < FPGA_TIMEOUT_CNT; i++) { + if (fpgamgr_get_mode() == FPGAMGRREGS_MODE_USERMODE) + break; + } + /* If not in configuration state, return error */ + if (i == FPGA_TIMEOUT_CNT) + return -8; + + /* To release FPGA Manager drive over configuration line */ + clrbits_le32(&fpgamgr_regs->ctrl, FPGAMGRREGS_CTRL_EN_MASK); + + return 0; +} + +/* + * FPGA Manager to program the FPGA. This is the interface used by FPGA driver. + * Return 0 for sucess, non-zero for error. + */ +int socfpga_load(Altera_desc *desc, const void *rbf_data, size_t rbf_size) +{ + unsigned long status; + + if ((uint32_t)rbf_data & 0x3) { + puts("FPGA: Unaligned data, realign to 32bit boundary.\n"); + return -EINVAL; + } + + /* Prior programming the FPGA, all bridges need to be shut off */ + + /* Disable all signals from hps peripheral controller to fpga */ + writel(0, &sysmgr_regs->fpgaintfgrp_module); + + /* Disable all signals from FPGA to HPS SDRAM */ +#define SDR_CTRLGRP_FPGAPORTRST_ADDRESS 0x5080 + writel(0, SOCFPGA_SDR_ADDRESS + SDR_CTRLGRP_FPGAPORTRST_ADDRESS); + + /* Disable all axi bridge (hps2fpga, lwhps2fpga & fpga2hps) */ + socfpga_bridges_reset(1); + + /* Unmap the bridges from NIC-301 */ + writel(0x1, SOCFPGA_L3REGS_ADDRESS); + + /* Initialize the FPGA Manager */ + status = fpgamgr_program_init(); + if (status) + return status; + + /* Write the RBF data to FPGA Manager */ + fpgamgr_program_write(rbf_data, rbf_size); + + /* Ensure the FPGA entering config done */ + status = fpgamgr_program_poll_cd(); + if (status) + return status; + + /* Ensure the FPGA entering init phase */ + status = fpgamgr_program_poll_initphase(); + if (status) + return status; + + /* Ensure the FPGA entering user mode */ + return fpgamgr_program_poll_usermode(); +} diff --git a/include/altera.h b/include/altera.h index e266a6449c5..c2991ad8000 100644 --- a/include/altera.h +++ b/include/altera.h @@ -40,6 +40,8 @@ enum altera_family { Altera_CYC2, /* StratixII Family */ Altera_StratixII, + /* SoCFPGA Family */ + Altera_SoCFPGA, /* Add new models here */ @@ -91,4 +93,8 @@ typedef struct { Altera_post_fn post; } altera_board_specific_func; +#ifdef CONFIG_FPGA_SOCFPGA +int socfpga_load(Altera_desc *desc, const void *rbf_data, size_t rbf_size); +#endif + #endif /* _ALTERA_H_ */ -- cgit v1.3.1 From 9ca2116ce49449602eb9e2f8a0cafe811bcc3086 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 15 Sep 2014 01:27:57 +0200 Subject: arm: socfpga: cache: Define cacheline size The Cortex-A9 has 32-byte long L1 cachelines. Define this value. Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Acked-by: Pavel Machek --- include/configs/socfpga_cyclone5.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include') diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 54343b83a48..76979b10b86 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -26,6 +26,8 @@ #define CONFIG_SOCFPGA #define CONFIG_CLOCKS +#define CONFIG_SYS_CACHELINE_SIZE 32 + /* base address for .text section */ #ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET #define CONFIG_SYS_TEXT_BASE 0x08000040 -- cgit v1.3.1 From 40e7bcdee72830fa51d9e98428f1a61f9126527e Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 15 Sep 2014 01:29:08 +0200 Subject: arm: socfpga: cache: Enable D-Cache The code is now fixed to the point where we can safely enable the L1 data cache. Enable the D-Cache and set it as write-alloc. Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Acked-by: Pavel Machek --- board/altera/socfpga/socfpga_cyclone5.c | 1 + include/configs/socfpga_cyclone5.h | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/board/altera/socfpga/socfpga_cyclone5.c b/board/altera/socfpga/socfpga_cyclone5.c index 41498421c1f..6b982778be0 100644 --- a/board/altera/socfpga/socfpga_cyclone5.c +++ b/board/altera/socfpga/socfpga_cyclone5.c @@ -35,6 +35,7 @@ int board_early_init_f(void) int board_init(void) { icache_enable(); + dcache_enable(); /* Address of boot parameters for ATAG (if ATAG is used) */ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 76979b10b86..de60bb2f069 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -18,7 +18,6 @@ #undef CONFIG_SOCFPGA_VIRTUAL_TARGET #define CONFIG_ARMV7 -#define CONFIG_SYS_DCACHE_OFF #undef CONFIG_USE_IRQ #define CONFIG_MISC_INIT_R @@ -26,6 +25,7 @@ #define CONFIG_SOCFPGA #define CONFIG_CLOCKS +#define CONFIG_SYS_ARM_CACHE_WRITEALLOC #define CONFIG_SYS_CACHELINE_SIZE 32 /* base address for .text section */ -- cgit v1.3.1 From b5e9b296251f138ef9f9cfc15f408710a24831cd Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 15 Sep 2014 01:45:14 +0200 Subject: arm: socfpga: cache: Enable PL310 L2 cache Enable the PL310 L2 cache controller support for the SoCFPGA. With the cache related issues resolved, this is safe to be done. Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Acked-by: Pavel Machek --- include/configs/socfpga_cyclone5.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include') diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index de60bb2f069..c8986d9811d 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -27,6 +27,8 @@ #define CONFIG_SYS_ARM_CACHE_WRITEALLOC #define CONFIG_SYS_CACHELINE_SIZE 32 +#define CONFIG_SYS_L2_PL310 +#define CONFIG_SYS_PL310_BASE SOCFPGA_MPUL2_ADDRESS /* base address for .text section */ #ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -- cgit v1.3.1 From ddcbed04a21857cb0a457b0ff3de26c750815632 Mon Sep 17 00:00:00 2001 From: Chin Liang See Date: Fri, 19 Sep 2014 04:28:23 -0500 Subject: arm: socfpga: Enable DWMMC for SOCFPGA Enable the DesignWare MMC controller driver support for SOCFPGA Cyclone5 dev kit Signed-off-by: Chin Liang See Signed-off-by: Marek Vasut Cc: Dinh Nguyen Cc: Pavel Machek Cc: Marek Vasut Cc: Tom Rini Cc: Albert Aribaud Cc: Wolfgang Denk Acked-by: Pavel Machek --- include/configs/socfpga_cyclone5.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'include') diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index c8986d9811d..0da7059241b 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -251,6 +251,22 @@ /* Clocks source frequency to watchdog timer */ #define CONFIG_DW_WDT_CLOCK_KHZ 25000 +/* + * MMC support + */ +#define CONFIG_MMC +#ifdef CONFIG_MMC +#define CONFIG_BOUNCE_BUFFER +#define CONFIG_CMD_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_DWMMC +#define CONFIG_SOCFPGA_DWMMC +#define CONFIG_SOCFPGA_DWMMC_FIFO_DEPTH 1024 +#define CONFIG_SOCFPGA_DWMMC_DRVSEL 3 +#define CONFIG_SOCFPGA_DWMMC_SMPSEL 0 +/* using smaller max blk cnt to avoid flooding the limited stack we have */ +#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 +#endif /* CONFIG_MMC */ /* * SPL "Second Program Loader" aka Initial Software -- cgit v1.3.1 From 97ce274d97e9c1796d58ae34aadcbc10293cccd7 Mon Sep 17 00:00:00 2001 From: Chin Liang See Date: Fri, 19 Sep 2014 05:33:19 -0500 Subject: arm: socfpga: Enable SDMMC boot for SOCFPGA U-Boot Enable the SDMMC boot as default boot for SOCFPGA U-Boot dev kit. Enable the bootz command as zImage is used instead uImage. Signed-off-by: Chin Liang See Signed-off-by: Marek Vasut Cc: Dinh Nguyen Cc: Pavel Machek Cc: Marek Vasut Cc: Tom Rini Cc: Albert Aribaud Cc: Wolfgang Denk Acked-by: Pavel Machek --- include/configs/socfpga_cyclone5.h | 22 ++++++++++++++++++---- 1 file changed, 18 insertions(+), 4 deletions(-) (limited to 'include') diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 0da7059241b..ac08e7ac8c4 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -93,6 +93,8 @@ #include /* FAT file system support */ #define CONFIG_CMD_FAT +/* bootz command support */ +#define CONFIG_CMD_BOOTZ /* @@ -117,24 +119,36 @@ #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " #define CONFIG_CMD_RUN +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET #define CONFIG_BOOTCOMMAND "run ramboot" +#else +#define CONFIG_BOOTCOMMAND "run mmcload; run mmcboot" +#endif /* * arguments passed to the bootm command. The value of * CONFIG_BOOTARGS goes into the environment value "bootargs". * Do note the value will overide also the chosen node in FDT blob. */ -#define CONFIG_BOOTARGS "console=ttyS0,57600,mem=256M@0x0" +#define CONFIG_BOOTARGS "console=ttyS0," __stringify(CONFIG_BAUDRATE) #define CONFIG_EXTRA_ENV_SETTINGS \ "verify=n\0" \ "loadaddr= " __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \ "ramboot=setenv bootargs " CONFIG_BOOTARGS ";" \ "bootm ${loadaddr} - ${fdt_addr}\0" \ - "bootimage=uImage\0" \ + "bootimage=zImage\0" \ "fdt_addr=100\0" \ - "fsloadcmd=ext2load\0" \ - "bootm ${loadaddr} - ${fdt_addr}\0" \ + "fdtimage=socfpga.dtb\0" \ + "fsloadcmd=ext2load\0" \ + "bootm ${loadaddr} - ${fdt_addr}\0" \ + "mmcroot=/dev/mmcblk0p2\0" \ + "mmcboot=setenv bootargs " CONFIG_BOOTARGS \ + " root=${mmcroot} rw rootwait;" \ + "bootz ${loadaddr} - ${fdt_addr}\0" \ + "mmcload=mmc rescan;" \ + "fatload mmc 0:1 ${loadaddr} ${bootimage};" \ + "fatload mmc 0:1 ${fdt_addr} ${fdtimage}\0" \ "qspiroot=/dev/mtdblock0\0" \ "qspirootfstype=jffs2\0" \ "qspiboot=setenv bootargs " CONFIG_BOOTARGS \ -- cgit v1.3.1 From 47f9b4e1f3c2422ab72c66065eb92c66a9159c45 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 8 Sep 2014 14:08:45 +0200 Subject: arm: socfpga: Clean up SoCFPGA configuration Reorganize and cleanup the configuration file for SoCFPGA. There is no functional change after this cleanup. This was necessary, since the file was a wild mess and it was impossible to make sense of it's content, let alone change something without breaking some other thing. This patch puts the contents on par with regular U-Boot standards. Also remove unused preprocessor symbols CONFIG_SINGLE_BOOTOADER and CONFIG_USE_IRQ, which is undefined by default. Finally, do logical reordering of the defines in the file so it's much more readable. The reordering was also necessary for the splitting as the initial one was messy. Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek --- include/configs/socfpga_cyclone5.h | 405 +++++++++++++++++-------------------- 1 file changed, 187 insertions(+), 218 deletions(-) (limited to 'include') diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index ac08e7ac8c4..5349a359f63 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -1,319 +1,288 @@ /* - * Copyright (C) 2012 Altera Corporation + * Copyright (C) 2012 Altera Corporation * * SPDX-License-Identifier: GPL-2.0+ */ -#ifndef __CONFIG_H -#define __CONFIG_H +#ifndef __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ +#define __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ #include #include "../../board/altera/socfpga/pinmux_config.h" #include "../../board/altera/socfpga/iocsr_config.h" #include "../../board/altera/socfpga/pll_config.h" -/* - * High level configuration - */ +#define CONFIG_SYS_GENERIC_BOARD + /* Virtual target or real hardware */ #undef CONFIG_SOCFPGA_VIRTUAL_TARGET #define CONFIG_ARMV7 -#undef CONFIG_USE_IRQ +#define CONFIG_SYS_THUMB_BUILD -#define CONFIG_MISC_INIT_R -#define CONFIG_SINGLE_BOOTLOADER #define CONFIG_SOCFPGA -#define CONFIG_CLOCKS -#define CONFIG_SYS_ARM_CACHE_WRITEALLOC -#define CONFIG_SYS_CACHELINE_SIZE 32 -#define CONFIG_SYS_L2_PL310 -#define CONFIG_SYS_PL310_BASE SOCFPGA_MPUL2_ADDRESS +/* U-Boot Commands */ +#define CONFIG_SYS_NO_FLASH +#include +#define CONFIG_DOS_PARTITION +#define CONFIG_FAT_WRITE +#define CONFIG_HW_WATCHDOG -/* base address for .text section */ -#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define CONFIG_SYS_TEXT_BASE 0x08000040 -#else -#define CONFIG_SYS_TEXT_BASE 0x01000040 -#endif -#define CONFIG_SYS_LOAD_ADDR 0x7fc0 +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_BOOTZ +#define CONFIG_CMD_CACHE +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_EXT4 +#define CONFIG_CMD_EXT4_WRITE +#define CONFIG_CMD_FAT +#define CONFIG_CMD_FPGA +#define CONFIG_CMD_GREPENV +#define CONFIG_CMD_MII +#define CONFIG_CMD_MMC +#define CONFIG_CMD_NET +#define CONFIG_CMD_PING +#define CONFIG_CMD_SETEXPR -/* Console I/O Buffer Size */ -#define CONFIG_SYS_CBSIZE 256 -/* Monitor Command Prompt */ -#define CONFIG_SYS_PROMPT "SOCFPGA_CYCLONE5 # " -#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ - sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_REGEX /* Enable regular expression support */ /* - * Display CPU and Board Info + * High level configuration */ #define CONFIG_DISPLAY_CPUINFO #define CONFIG_DISPLAY_BOARDINFO - -/* - * Enable early stage initialization at C environment - */ #define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_MISC_INIT_R +#define CONFIG_SYS_NO_FLASH +#define CONFIG_CLOCKS -/* flat device tree */ +#define CONFIG_FIT #define CONFIG_OF_LIBFDT -/* skip updating the FDT blob */ -#define CONFIG_FDT_BLOB_SKIP_UPDATE -/* Initial Memory map size for Linux, minus 4k alignment for DFT blob */ -#define CONFIG_SYS_BOOTMAPSZ ((256*1024*1024) - (4*1024)) +#define CONFIG_SYS_BOOTMAPSZ (64 * 1024 * 1024) -#define CONFIG_SPL_RAM_DEVICE -#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR -#define CONFIG_SYS_SPL_MALLOC_START ((unsigned long) (&__malloc_start)) -#define CONFIG_SYS_SPL_MALLOC_SIZE (&__malloc_end - &__malloc_start) +#define CONFIG_TIMESTAMP /* Print image info with timestamp */ /* - * Memory allocation (MALLOC) + * Memory configurations */ -/* Room required on the stack for the environment data */ -#define CONFIG_ENV_SIZE 1024 -/* Size of DRAM reserved for malloc() use */ -#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) +#define PHYS_SDRAM_1_SIZE 0x40000000 /* 1GiB on SoCDK */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM_1 0x0 +#define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024) +#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 +#define CONFIG_SYS_MEMTEST_END PHYS_SDRAM_1_SIZE -/* SP location before relocation, must use scratch RAM */ #define CONFIG_SYS_INIT_RAM_ADDR 0xFFFF0000 -/* Reserving 0x100 space at back of scratch RAM for debug info */ #define CONFIG_SYS_INIT_RAM_SIZE (0x10000 - 0x100) -/* Stack pointer prior relocation, must situated at on-chip RAM */ -#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ - CONFIG_SYS_INIT_RAM_SIZE - \ - GENERATED_GBL_DATA_SIZE) - - -/* - * Command line configuration. - */ -#define CONFIG_SYS_NO_FLASH -#include -/* FAT file system support */ -#define CONFIG_CMD_FAT -/* bootz command support */ -#define CONFIG_CMD_BOOTZ +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - \ + GENERATED_GBL_DATA_SIZE) - -/* - * Misc - */ -#define CONFIG_DOS_PARTITION 1 - -#ifdef CONFIG_SPL_BUILD -#undef CONFIG_PARTITIONS +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET +#define CONFIG_SYS_TEXT_BASE 0x08000040 +#else +#define CONFIG_SYS_TEXT_BASE 0x01000040 #endif -/* - * Environment setup - */ - -/* Delay before automatically booting the default image */ -#define CONFIG_BOOTDELAY 3 -/* Enable auto completion of commands using TAB */ -#define CONFIG_AUTO_COMPLETE -/* use "hush" command parser */ -#define CONFIG_SYS_HUSH_PARSER -#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " -#define CONFIG_CMD_RUN - +/* Booting Linux */ +#define CONFIG_BOOTDELAY 3 +#define CONFIG_BOOTFILE "zImage" +#define CONFIG_BOOTARGS "console=ttyS0" __stringify(CONFIG_BAUDRATE) #ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define CONFIG_BOOTCOMMAND "run ramboot" +#define CONFIG_BOOTCOMMAND "run ramboot" #else -#define CONFIG_BOOTCOMMAND "run mmcload; run mmcboot" +#define CONFIG_BOOTCOMMAND "run mmcload; run mmcboot" #endif +#define CONFIG_LOADADDR 0x8000 +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR /* - * arguments passed to the bootm command. The value of - * CONFIG_BOOTARGS goes into the environment value "bootargs". - * Do note the value will overide also the chosen node in FDT blob. + * U-Boot general configurations */ -#define CONFIG_BOOTARGS "console=ttyS0," __stringify(CONFIG_BAUDRATE) - -#define CONFIG_EXTRA_ENV_SETTINGS \ - "verify=n\0" \ - "loadaddr= " __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \ - "ramboot=setenv bootargs " CONFIG_BOOTARGS ";" \ - "bootm ${loadaddr} - ${fdt_addr}\0" \ - "bootimage=zImage\0" \ - "fdt_addr=100\0" \ - "fdtimage=socfpga.dtb\0" \ - "fsloadcmd=ext2load\0" \ - "bootm ${loadaddr} - ${fdt_addr}\0" \ - "mmcroot=/dev/mmcblk0p2\0" \ - "mmcboot=setenv bootargs " CONFIG_BOOTARGS \ - " root=${mmcroot} rw rootwait;" \ - "bootz ${loadaddr} - ${fdt_addr}\0" \ - "mmcload=mmc rescan;" \ - "fatload mmc 0:1 ${loadaddr} ${bootimage};" \ - "fatload mmc 0:1 ${fdt_addr} ${fdtimage}\0" \ - "qspiroot=/dev/mtdblock0\0" \ - "qspirootfstype=jffs2\0" \ - "qspiboot=setenv bootargs " CONFIG_BOOTARGS \ - " root=${qspiroot} rw rootfstype=${qspirootfstype};"\ - "bootm ${loadaddr} - ${fdt_addr}\0" - -/* using environment setting for stdin, stdout, stderr */ -#define CONFIG_SYS_CONSOLE_IS_IN_ENV -/* Enable the call to overwrite_console() */ -#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE -/* Enable overwrite of previous console environment settings */ -#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE - -/* max number of command args */ -#define CONFIG_SYS_MAXARGS 16 - +#define CONFIG_SYS_LONGHELP +#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ +#define CONFIG_SYS_PBSIZE \ + (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) + /* Print buffer size */ +#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE + /* Boot argument buffer size */ +#define CONFIG_VERSION_VARIABLE /* U-BOOT version */ +#define CONFIG_AUTO_COMPLETE /* Command auto complete */ +#define CONFIG_CMDLINE_EDITING /* Command history etc */ +#define CONFIG_SYS_HUSH_PARSER /* - * Hardware drivers + * Cache */ +#define CONFIG_SYS_ARM_CACHE_WRITEALLOC +#define CONFIG_SYS_CACHELINE_SIZE 32 +#define CONFIG_SYS_L2_PL310 +#define CONFIG_SYS_PL310_BASE SOCFPGA_MPUL2_ADDRESS /* - * SDRAM Memory Map + * Ethernet on SoC (EMAC) */ -/* We have 1 bank of DRAM */ -#define CONFIG_NR_DRAM_BANKS 1 -/* SDRAM Bank #1 */ -#define CONFIG_SYS_SDRAM_BASE 0x00000000 -/* SDRAM memory size */ -#define PHYS_SDRAM_1_SIZE 0x40000000 +#if defined(CONFIG_CMD_NET) && !defined(CONFIG_SOCFPGA_VIRTUAL_TARGET) +#define CONFIG_DESIGNWARE_ETH +#define CONFIG_NET_MULTI +#define CONFIG_DW_ALTDESCRIPTOR +#define CONFIG_MII +#define CONFIG_AUTONEG_TIMEOUT (15 * CONFIG_SYS_HZ) +#define CONFIG_PHYLIB +#define CONFIG_PHY_GIGE -#define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE -#define CONFIG_SYS_MEMTEST_START 0x00000000 -#define CONFIG_SYS_MEMTEST_END PHYS_SDRAM_1_SIZE +#define CONFIG_EMAC_BASE SOCFPGA_EMAC0_ADDRESS +#define CONFIG_PHY_INTERFACE_MODE PHY_INTERFACE_MODE_RGMII +#define CONFIG_EPHY0_PHY_ADDR 0 + +/* PHY */ +#define CONFIG_EPHY1_PHY_ADDR 4 +#define CONFIG_PHY_MICREL +#define CONFIG_PHY_MICREL_KSZ9021 +#define CONFIG_KSZ9021_CLK_SKEW_ENV "micrel-ksz9021-clk-skew" +#define CONFIG_KSZ9021_CLK_SKEW_VAL 0xf0f0 +#define CONFIG_KSZ9021_DATA_SKEW_ENV "micrel-ksz9021-data-skew" +#define CONFIG_KSZ9021_DATA_SKEW_VAL 0x0 -/* - * NS16550 Configuration - */ -#define UART0_BASE SOCFPGA_UART0_ADDRESS -#define CONFIG_SYS_NS16550 -#define CONFIG_SYS_NS16550_SERIAL -#define CONFIG_SYS_NS16550_REG_SIZE -4 -#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK -#define CONFIG_CONS_INDEX 1 -#define CONFIG_SYS_NS16550_COM1 UART0_BASE -#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600, 115200} -#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define V_NS16550_CLK 1000000 -#else -#define V_NS16550_CLK 100000000 #endif -#define CONFIG_BAUDRATE 115200 /* - * FLASH + * FPGA Driver */ -#define CONFIG_SYS_NO_FLASH +#ifdef CONFIG_CMD_FPGA +#define CONFIG_FPGA +#define CONFIG_FPGA_ALTERA +#define CONFIG_FPGA_SOCFPGA +#define CONFIG_FPGA_COUNT 1 +#endif /* * L4 OSC1 Timer 0 */ -/* This timer use eosc1 where the clock frequency is fixed - * throughout any condition */ +/* This timer uses eosc1, whose clock frequency is fixed at any condition. */ #define CONFIG_SYS_TIMERBASE SOCFPGA_OSC1TIMER0_ADDRESS -/* Timer info */ +#define CONFIG_SYS_TIMER_COUNTS_DOWN +#define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4) #ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET #define CONFIG_SYS_TIMER_RATE 2400000 #else #define CONFIG_SYS_TIMER_RATE 25000000 #endif -#define CONFIG_SYS_TIMER_COUNTS_DOWN -#define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4) - -#define CONFIG_ENV_IS_NOWHERE - -/* - * network support - */ -#ifndef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define CONFIG_DESIGNWARE_ETH 1 -#endif - -#ifdef CONFIG_DESIGNWARE_ETH -#define CONFIG_EMAC0_BASE SOCFPGA_EMAC0_ADDRESS -#define CONFIG_EMAC1_BASE SOCFPGA_EMAC1_ADDRESS -/* console support for network */ -#define CONFIG_CMD_DHCP -#define CONFIG_CMD_MII -#define CONFIG_CMD_NET -#define CONFIG_CMD_PING -/* designware */ -#define CONFIG_NET_MULTI -#define CONFIG_DW_ALTDESCRIPTOR -#define CONFIG_MII -#define CONFIG_PHY_GIGE -#define CONFIG_DW_AUTONEG -#define CONFIG_AUTONEG_TIMEOUT (15 * CONFIG_SYS_HZ) -#define CONFIG_PHYLIB -#define CONFIG_PHY_MICREL -#define CONFIG_PHY_MICREL_KSZ9021 -/* EMAC controller and PHY used */ -#define CONFIG_EMAC_BASE CONFIG_EMAC1_BASE -#define CONFIG_EPHY_PHY_ADDR CONFIG_EPHY1_PHY_ADDR -#define CONFIG_PHY_INTERFACE_MODE PHY_INTERFACE_MODE_RGMII -#endif /* CONFIG_DESIGNWARE_ETH */ /* * L4 Watchdog */ -#define CONFIG_HW_WATCHDOG -#define CONFIG_HW_WATCHDOG_TIMEOUT_MS 2000 +#ifdef CONFIG_HW_WATCHDOG #define CONFIG_DESIGNWARE_WATCHDOG #define CONFIG_DW_WDT_BASE SOCFPGA_L4WD0_ADDRESS -/* Clocks source frequency to watchdog timer */ #define CONFIG_DW_WDT_CLOCK_KHZ 25000 +#define CONFIG_HW_WATCHDOG_TIMEOUT_MS 12000 +#endif /* - * MMC support + * MMC Driver */ +#ifdef CONFIG_CMD_MMC #define CONFIG_MMC -#ifdef CONFIG_MMC #define CONFIG_BOUNCE_BUFFER -#define CONFIG_CMD_MMC #define CONFIG_GENERIC_MMC #define CONFIG_DWMMC #define CONFIG_SOCFPGA_DWMMC #define CONFIG_SOCFPGA_DWMMC_FIFO_DEPTH 1024 #define CONFIG_SOCFPGA_DWMMC_DRVSEL 3 #define CONFIG_SOCFPGA_DWMMC_SMPSEL 0 +/* FIXME */ /* using smaller max blk cnt to avoid flooding the limited stack we have */ -#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 -#endif /* CONFIG_MMC */ +#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 /* FIXME -- SPL only? */ +#endif /* - * SPL "Second Program Loader" aka Initial Software + * Serial Driver */ +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE -4 +#define CONFIG_SYS_NS16550_COM1 SOCFPGA_UART0_ADDRESS +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET +#define CONFIG_SYS_NS16550_CLK 1000000 +#else +#define CONFIG_SYS_NS16550_CLK 100000000 +#endif +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 -/* Enable building of SPL globally */ -#define CONFIG_SPL_FRAMEWORK - -/* TEXT_BASE for linking the SPL binary */ -#define CONFIG_SPL_TEXT_BASE 0xFFFF0000 +/* + * USB + * Ungate USB: + * mw 0xffd05014 0x01bef032 + */ +#ifdef CONFIG_CMD_USB +#define CONFIG_USB_DWC2_OTG +/*#define CONFIG_USB_DWC2_REG_ADDR 0xffb00000*/ +#define CONFIG_USB_DWC2_REG_ADDR 0xffb40000 +#define CONFIG_USB_STORAGE +#endif -/* Stack size for SPL */ -#define CONFIG_SPL_STACK_SIZE (4 * 1024) +/* + * U-Boot environment + */ +#define CONFIG_SYS_CONSOLE_IS_IN_ENV +#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE +#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE +#define CONFIG_ENV_IS_NOWHERE +#define CONFIG_ENV_SIZE 4096 +#define CONFIG_HOSTNAME socfpga_cyclone5 -/* MALLOC size for SPL */ -#define CONFIG_SPL_MALLOC_SIZE (5 * 1024) +#define CONFIG_EXTRA_ENV_SETTINGS \ + "verify=n\0" \ + "loadaddr= " __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \ + "ramboot=setenv bootargs " CONFIG_BOOTARGS ";" \ + "bootm ${loadaddr} - ${fdt_addr}\0" \ + "bootimage=zImage\0" \ + "fdt_addr=100\0" \ + "fdtimage=socfpga.dtb\0" \ + "fsloadcmd=ext2load\0" \ + "bootm ${loadaddr} - ${fdt_addr}\0" \ + "mmcroot=/dev/mmcblk0p2\0" \ + "mmcboot=setenv bootargs " CONFIG_BOOTARGS \ + " root=${mmcroot} rw rootwait;" \ + "bootz ${loadaddr} - ${fdt_addr}\0" \ + "mmcload=mmc rescan;" \ + "fatload mmc 0:1 ${loadaddr} ${bootimage};" \ + "fatload mmc 0:1 ${fdt_addr} ${fdtimage}\0" \ + "qspiroot=/dev/mtdblock0\0" \ + "qspirootfstype=jffs2\0" \ + "qspiboot=setenv bootargs " CONFIG_BOOTARGS \ + " root=${qspiroot} rw rootfstype=${qspirootfstype};"\ + "bootm ${loadaddr} - ${fdt_addr}\0" -#define CONFIG_SPL_SERIAL_SUPPORT +/* + * SPL + */ +#define CONFIG_SPL_FRAMEWORK #define CONFIG_SPL_BOARD_INIT +#define CONFIG_SPL_RAM_DEVICE +#define CONFIG_SPL_TEXT_BASE 0xFFFF0000 +#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR +#define CONFIG_SPL_STACK_SIZE (4 * 1024) +#define CONFIG_SPL_MALLOC_SIZE (5 * 1024) /* FIXME */ +#define CONFIG_SYS_SPL_MALLOC_START ((unsigned long) (&__malloc_start)) +#define CONFIG_SYS_SPL_MALLOC_SIZE (&__malloc_end - &__malloc_start) -#define CHUNKSZ_CRC32 (1 * 1024) - +#define CHUNKSZ_CRC32 (1 * 1024) /* FIXME: ewww */ #define CONFIG_CRC32_VERIFY /* Linker script for SPL */ -#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/socfpga/u-boot-spl.lds" +#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/socfpga/u-boot-spl.lds" -/* Support for common/libcommon.o in SPL binary */ #define CONFIG_SPL_LIBCOMMON_SUPPORT -/* Support for lib/libgeneric.o in SPL binary */ #define CONFIG_SPL_LIBGENERIC_SUPPORT - -/* Support for watchdog */ #define CONFIG_SPL_WATCHDOG_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT + +#ifdef CONFIG_SPL_BUILD +#undef CONFIG_PARTITIONS +#endif -#endif /* __CONFIG_H */ +#endif /* __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ */ -- cgit v1.3.1 From 5095ee088df05bd49f87721fe244ae1b3972b546 Mon Sep 17 00:00:00 2001 From: Pavel Machek Date: Mon, 8 Sep 2014 14:08:45 +0200 Subject: arm: socfpga: Split SoCFPGA configuration Split the SoCFPGA configuration into SoC-specific part which is common for all boards (socfpga_cyclone5_common.h) and a board specific part. There is currently only one board, which is the generic SoCFPGA board (socfpga_cyclone5.h), but there are more to come. This is necessary due to various features of the boards, which unfortunatelly cannot be autodetected. Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Acked-by: Pavel Machek --- include/configs/socfpga_common.h | 196 ++++++++++++++++++++++++++++++++++ include/configs/socfpga_cyclone5.h | 211 ++----------------------------------- 2 files changed, 207 insertions(+), 200 deletions(-) create mode 100644 include/configs/socfpga_common.h (limited to 'include') diff --git a/include/configs/socfpga_common.h b/include/configs/socfpga_common.h new file mode 100644 index 00000000000..49504dcafbc --- /dev/null +++ b/include/configs/socfpga_common.h @@ -0,0 +1,196 @@ +/* + * Copyright (C) 2012 Altera Corporation + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ +#define __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ + +#define CONFIG_SYS_GENERIC_BOARD + +/* Virtual target or real hardware */ +#undef CONFIG_SOCFPGA_VIRTUAL_TARGET + +#define CONFIG_ARMV7 +#define CONFIG_SYS_THUMB_BUILD + +#define CONFIG_SOCFPGA + +/* + * High level configuration + */ +#define CONFIG_DISPLAY_CPUINFO +#define CONFIG_DISPLAY_BOARDINFO +#define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_MISC_INIT_R +#define CONFIG_SYS_NO_FLASH +#define CONFIG_CLOCKS + +#define CONFIG_FIT +#define CONFIG_OF_LIBFDT +#define CONFIG_SYS_BOOTMAPSZ (64 * 1024 * 1024) + +#define CONFIG_TIMESTAMP /* Print image info with timestamp */ + +/* + * Memory configurations + */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM_1 0x0 +#define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024) +#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 +#define CONFIG_SYS_MEMTEST_END PHYS_SDRAM_1_SIZE + +#define CONFIG_SYS_INIT_RAM_ADDR 0xFFFF0000 +#define CONFIG_SYS_INIT_RAM_SIZE (0x10000 - 0x100) +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - \ + GENERATED_GBL_DATA_SIZE) + +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET +#define CONFIG_SYS_TEXT_BASE 0x08000040 +#else +#define CONFIG_SYS_TEXT_BASE 0x01000040 +#endif + +/* + * U-Boot general configurations + */ +#define CONFIG_SYS_LONGHELP +#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ +#define CONFIG_SYS_PBSIZE \ + (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) + /* Print buffer size */ +#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE + /* Boot argument buffer size */ +#define CONFIG_VERSION_VARIABLE /* U-BOOT version */ +#define CONFIG_AUTO_COMPLETE /* Command auto complete */ +#define CONFIG_CMDLINE_EDITING /* Command history etc */ +#define CONFIG_SYS_HUSH_PARSER + +/* + * Cache + */ +#define CONFIG_SYS_ARM_CACHE_WRITEALLOC +#define CONFIG_SYS_CACHELINE_SIZE 32 +#define CONFIG_SYS_L2_PL310 +#define CONFIG_SYS_PL310_BASE SOCFPGA_MPUL2_ADDRESS + +/* + * Ethernet on SoC (EMAC) + */ +#if defined(CONFIG_CMD_NET) && !defined(CONFIG_SOCFPGA_VIRTUAL_TARGET) +#define CONFIG_DESIGNWARE_ETH +#define CONFIG_NET_MULTI +#define CONFIG_DW_ALTDESCRIPTOR +#define CONFIG_MII +#define CONFIG_AUTONEG_TIMEOUT (15 * CONFIG_SYS_HZ) +#define CONFIG_PHYLIB +#define CONFIG_PHY_GIGE +#endif + +/* + * FPGA Driver + */ +#ifdef CONFIG_CMD_FPGA +#define CONFIG_FPGA +#define CONFIG_FPGA_ALTERA +#define CONFIG_FPGA_SOCFPGA +#define CONFIG_FPGA_COUNT 1 +#endif + +/* + * L4 OSC1 Timer 0 + */ +/* This timer uses eosc1, whose clock frequency is fixed at any condition. */ +#define CONFIG_SYS_TIMERBASE SOCFPGA_OSC1TIMER0_ADDRESS +#define CONFIG_SYS_TIMER_COUNTS_DOWN +#define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4) +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET +#define CONFIG_SYS_TIMER_RATE 2400000 +#else +#define CONFIG_SYS_TIMER_RATE 25000000 +#endif + +/* + * L4 Watchdog + */ +#ifdef CONFIG_HW_WATCHDOG +#define CONFIG_DESIGNWARE_WATCHDOG +#define CONFIG_DW_WDT_BASE SOCFPGA_L4WD0_ADDRESS +#define CONFIG_DW_WDT_CLOCK_KHZ 25000 +#define CONFIG_HW_WATCHDOG_TIMEOUT_MS 12000 +#endif + +/* + * MMC Driver + */ +#ifdef CONFIG_CMD_MMC +#define CONFIG_MMC +#define CONFIG_BOUNCE_BUFFER +#define CONFIG_GENERIC_MMC +#define CONFIG_DWMMC +#define CONFIG_SOCFPGA_DWMMC +#define CONFIG_SOCFPGA_DWMMC_FIFO_DEPTH 1024 +#define CONFIG_SOCFPGA_DWMMC_DRVSEL 3 +#define CONFIG_SOCFPGA_DWMMC_SMPSEL 0 +/* FIXME */ +/* using smaller max blk cnt to avoid flooding the limited stack we have */ +#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 /* FIXME -- SPL only? */ +#endif + +/* + * Serial Driver + */ +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE -4 +#define CONFIG_SYS_NS16550_COM1 SOCFPGA_UART0_ADDRESS +#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET +#define CONFIG_SYS_NS16550_CLK 1000000 +#else +#define CONFIG_SYS_NS16550_CLK 100000000 +#endif +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 + +/* + * U-Boot environment + */ +#define CONFIG_SYS_CONSOLE_IS_IN_ENV +#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE +#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE +#define CONFIG_ENV_IS_NOWHERE +#define CONFIG_ENV_SIZE 4096 + +/* + * SPL + */ +#define CONFIG_SPL_FRAMEWORK +#define CONFIG_SPL_BOARD_INIT +#define CONFIG_SPL_RAM_DEVICE +#define CONFIG_SPL_TEXT_BASE 0xFFFF0000 +#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR +#define CONFIG_SPL_STACK_SIZE (4 * 1024) +#define CONFIG_SPL_MALLOC_SIZE (5 * 1024) /* FIXME */ +#define CONFIG_SYS_SPL_MALLOC_START ((unsigned long) (&__malloc_start)) +#define CONFIG_SYS_SPL_MALLOC_SIZE (&__malloc_end - &__malloc_start) + +#define CHUNKSZ_CRC32 (1 * 1024) /* FIXME: ewww */ +#define CONFIG_CRC32_VERIFY + +/* Linker script for SPL */ +#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/socfpga/u-boot-spl.lds" + +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_WATCHDOG_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT + +#ifdef CONFIG_SPL_BUILD +#undef CONFIG_PARTITIONS +#endif + +#endif /* __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ */ diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 5349a359f63..34d9cf61346 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -1,26 +1,16 @@ /* - * Copyright (C) 2012 Altera Corporation + * Copyright (C) 2014 Marek Vasut * * SPDX-License-Identifier: GPL-2.0+ */ -#ifndef __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ -#define __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ +#ifndef __CONFIG_SOCFPGA_CYCLONE5_H__ +#define __CONFIG_SOCFPGA_CYCLONE5_H__ #include #include "../../board/altera/socfpga/pinmux_config.h" #include "../../board/altera/socfpga/iocsr_config.h" #include "../../board/altera/socfpga/pll_config.h" -#define CONFIG_SYS_GENERIC_BOARD - -/* Virtual target or real hardware */ -#undef CONFIG_SOCFPGA_VIRTUAL_TARGET - -#define CONFIG_ARMV7 -#define CONFIG_SYS_THUMB_BUILD - -#define CONFIG_SOCFPGA - /* U-Boot Commands */ #define CONFIG_SYS_NO_FLASH #include @@ -45,44 +35,8 @@ #define CONFIG_REGEX /* Enable regular expression support */ -/* - * High level configuration - */ -#define CONFIG_DISPLAY_CPUINFO -#define CONFIG_DISPLAY_BOARDINFO -#define CONFIG_BOARD_EARLY_INIT_F -#define CONFIG_MISC_INIT_R -#define CONFIG_SYS_NO_FLASH -#define CONFIG_CLOCKS - -#define CONFIG_FIT -#define CONFIG_OF_LIBFDT -#define CONFIG_SYS_BOOTMAPSZ (64 * 1024 * 1024) - -#define CONFIG_TIMESTAMP /* Print image info with timestamp */ - -/* - * Memory configurations - */ +/* Memory configurations */ #define PHYS_SDRAM_1_SIZE 0x40000000 /* 1GiB on SoCDK */ -#define CONFIG_NR_DRAM_BANKS 1 -#define PHYS_SDRAM_1 0x0 -#define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024) -#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 -#define CONFIG_SYS_MEMTEST_END PHYS_SDRAM_1_SIZE - -#define CONFIG_SYS_INIT_RAM_ADDR 0xFFFF0000 -#define CONFIG_SYS_INIT_RAM_SIZE (0x10000 - 0x100) -#define CONFIG_SYS_INIT_SP_ADDR \ - (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - \ - GENERATED_GBL_DATA_SIZE) - -#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 -#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define CONFIG_SYS_TEXT_BASE 0x08000040 -#else -#define CONFIG_SYS_TEXT_BASE 0x01000040 -#endif /* Booting Linux */ #define CONFIG_BOOTDELAY 3 @@ -96,42 +50,8 @@ #define CONFIG_LOADADDR 0x8000 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR -/* - * U-Boot general configurations - */ -#define CONFIG_SYS_LONGHELP -#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ -#define CONFIG_SYS_PBSIZE \ - (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) - /* Print buffer size */ -#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ -#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE - /* Boot argument buffer size */ -#define CONFIG_VERSION_VARIABLE /* U-BOOT version */ -#define CONFIG_AUTO_COMPLETE /* Command auto complete */ -#define CONFIG_CMDLINE_EDITING /* Command history etc */ -#define CONFIG_SYS_HUSH_PARSER - -/* - * Cache - */ -#define CONFIG_SYS_ARM_CACHE_WRITEALLOC -#define CONFIG_SYS_CACHELINE_SIZE 32 -#define CONFIG_SYS_L2_PL310 -#define CONFIG_SYS_PL310_BASE SOCFPGA_MPUL2_ADDRESS - -/* - * Ethernet on SoC (EMAC) - */ -#if defined(CONFIG_CMD_NET) && !defined(CONFIG_SOCFPGA_VIRTUAL_TARGET) -#define CONFIG_DESIGNWARE_ETH -#define CONFIG_NET_MULTI -#define CONFIG_DW_ALTDESCRIPTOR -#define CONFIG_MII -#define CONFIG_AUTONEG_TIMEOUT (15 * CONFIG_SYS_HZ) -#define CONFIG_PHYLIB -#define CONFIG_PHY_GIGE - +/* Ethernet on SoC (EMAC) */ +#if defined(CONFIG_CMD_NET) #define CONFIG_EMAC_BASE SOCFPGA_EMAC0_ADDRESS #define CONFIG_PHY_INTERFACE_MODE PHY_INTERFACE_MODE_RGMII #define CONFIG_EPHY0_PHY_ADDR 0 @@ -147,92 +67,8 @@ #endif -/* - * FPGA Driver - */ -#ifdef CONFIG_CMD_FPGA -#define CONFIG_FPGA -#define CONFIG_FPGA_ALTERA -#define CONFIG_FPGA_SOCFPGA -#define CONFIG_FPGA_COUNT 1 -#endif - -/* - * L4 OSC1 Timer 0 - */ -/* This timer uses eosc1, whose clock frequency is fixed at any condition. */ -#define CONFIG_SYS_TIMERBASE SOCFPGA_OSC1TIMER0_ADDRESS -#define CONFIG_SYS_TIMER_COUNTS_DOWN -#define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4) -#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define CONFIG_SYS_TIMER_RATE 2400000 -#else -#define CONFIG_SYS_TIMER_RATE 25000000 -#endif - -/* - * L4 Watchdog - */ -#ifdef CONFIG_HW_WATCHDOG -#define CONFIG_DESIGNWARE_WATCHDOG -#define CONFIG_DW_WDT_BASE SOCFPGA_L4WD0_ADDRESS -#define CONFIG_DW_WDT_CLOCK_KHZ 25000 -#define CONFIG_HW_WATCHDOG_TIMEOUT_MS 12000 -#endif - -/* - * MMC Driver - */ -#ifdef CONFIG_CMD_MMC -#define CONFIG_MMC -#define CONFIG_BOUNCE_BUFFER -#define CONFIG_GENERIC_MMC -#define CONFIG_DWMMC -#define CONFIG_SOCFPGA_DWMMC -#define CONFIG_SOCFPGA_DWMMC_FIFO_DEPTH 1024 -#define CONFIG_SOCFPGA_DWMMC_DRVSEL 3 -#define CONFIG_SOCFPGA_DWMMC_SMPSEL 0 -/* FIXME */ -/* using smaller max blk cnt to avoid flooding the limited stack we have */ -#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 /* FIXME -- SPL only? */ -#endif - -/* - * Serial Driver - */ -#define CONFIG_SYS_NS16550 -#define CONFIG_SYS_NS16550_SERIAL -#define CONFIG_SYS_NS16550_REG_SIZE -4 -#define CONFIG_SYS_NS16550_COM1 SOCFPGA_UART0_ADDRESS -#ifdef CONFIG_SOCFPGA_VIRTUAL_TARGET -#define CONFIG_SYS_NS16550_CLK 1000000 -#else -#define CONFIG_SYS_NS16550_CLK 100000000 -#endif -#define CONFIG_CONS_INDEX 1 -#define CONFIG_BAUDRATE 115200 - -/* - * USB - * Ungate USB: - * mw 0xffd05014 0x01bef032 - */ -#ifdef CONFIG_CMD_USB -#define CONFIG_USB_DWC2_OTG -/*#define CONFIG_USB_DWC2_REG_ADDR 0xffb00000*/ -#define CONFIG_USB_DWC2_REG_ADDR 0xffb40000 -#define CONFIG_USB_STORAGE -#endif - -/* - * U-Boot environment - */ -#define CONFIG_SYS_CONSOLE_IS_IN_ENV -#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE -#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE -#define CONFIG_ENV_IS_NOWHERE -#define CONFIG_ENV_SIZE 4096 -#define CONFIG_HOSTNAME socfpga_cyclone5 +/* Extra Environment */ +#define CONFIG_HOSTNAME socfpga_cyclone5 #define CONFIG_EXTRA_ENV_SETTINGS \ "verify=n\0" \ @@ -257,32 +93,7 @@ " root=${qspiroot} rw rootfstype=${qspirootfstype};"\ "bootm ${loadaddr} - ${fdt_addr}\0" -/* - * SPL - */ -#define CONFIG_SPL_FRAMEWORK -#define CONFIG_SPL_BOARD_INIT -#define CONFIG_SPL_RAM_DEVICE -#define CONFIG_SPL_TEXT_BASE 0xFFFF0000 -#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR -#define CONFIG_SPL_STACK_SIZE (4 * 1024) -#define CONFIG_SPL_MALLOC_SIZE (5 * 1024) /* FIXME */ -#define CONFIG_SYS_SPL_MALLOC_START ((unsigned long) (&__malloc_start)) -#define CONFIG_SYS_SPL_MALLOC_SIZE (&__malloc_end - &__malloc_start) - -#define CHUNKSZ_CRC32 (1 * 1024) /* FIXME: ewww */ -#define CONFIG_CRC32_VERIFY - -/* Linker script for SPL */ -#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/socfpga/u-boot-spl.lds" - -#define CONFIG_SPL_LIBCOMMON_SUPPORT -#define CONFIG_SPL_LIBGENERIC_SUPPORT -#define CONFIG_SPL_WATCHDOG_SUPPORT -#define CONFIG_SPL_SERIAL_SUPPORT - -#ifdef CONFIG_SPL_BUILD -#undef CONFIG_PARTITIONS -#endif +/* The rest of the configuration is shared */ +#include -#endif /* __CONFIG_SOCFPGA_CYCLONE5_COMMON_H__ */ +#endif /* __CONFIG_SOCFPGA_CYCLONE5_H__ */ -- cgit v1.3.1 From 2f210639c4f003b0d5310273979441f1bfc88eae Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Fri, 19 Sep 2014 13:28:47 +0200 Subject: arm: socfpga: Use CMD_FS_GENERIC Enable and use the CONFIG_CMD_FS_GENERIC to avoid hard-coding the filesystem type into the environment. Signed-off-by: Marek Vasut Cc: Chin Liang See Cc: Dinh Nguyen Cc: Albert Aribaud Cc: Tom Rini Cc: Wolfgang Denk Cc: Pavel Machek Acked-by: Pavel Machek --- include/configs/socfpga_cyclone5.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h index 34d9cf61346..8d54bf892da 100644 --- a/include/configs/socfpga_cyclone5.h +++ b/include/configs/socfpga_cyclone5.h @@ -26,6 +26,7 @@ #define CONFIG_CMD_EXT4_WRITE #define CONFIG_CMD_FAT #define CONFIG_CMD_FPGA +#define CONFIG_CMD_FS_GENERIC #define CONFIG_CMD_GREPENV #define CONFIG_CMD_MII #define CONFIG_CMD_MMC @@ -85,8 +86,8 @@ " root=${mmcroot} rw rootwait;" \ "bootz ${loadaddr} - ${fdt_addr}\0" \ "mmcload=mmc rescan;" \ - "fatload mmc 0:1 ${loadaddr} ${bootimage};" \ - "fatload mmc 0:1 ${fdt_addr} ${fdtimage}\0" \ + "load mmc 0:1 ${loadaddr} ${bootimage};" \ + "load mmc 0:1 ${fdt_addr} ${fdtimage}\0" \ "qspiroot=/dev/mtdblock0\0" \ "qspirootfstype=jffs2\0" \ "qspiboot=setenv bootargs " CONFIG_BOOTARGS \ -- cgit v1.3.1