From 5ab884b254ca2e707ab50545cd705f30108cf491 Mon Sep 17 00:00:00 2001 From: "Lawrence R. Johnson" Date: Thu, 3 Jan 2008 18:54:00 -0500 Subject: ppc4xx: Add functionality to GPIO support This patch makes two additions to GPIO support: First, it adds function gpio_read_in_bit() to read the a bit from the GPIO Input Register (GPIOx_IR) in the same way that function gpio_read_out_bit() reads a bit from the GPIO Output Register (GPIOx_OR). Second, it modifies function gpio_set_chip_configuration() to provide an additional option for configuring the GPIO from the "CFG_4xx_GPIO_TABLE". According to the 440EPx User's Manual, when an alternate output is used, the three-state control is configured in one of two ways, depending on the particular output. The first option is to select the corresponding alternate three-state control in the GPIOx_TRSH/L registers. The second option is to select the GPIO Three-State Control Register (GPIOx_TCR) in the GPIOx_TRSH/L registers, and set the corresponding bit in the GPIOx_TCR register to enable the output. For example, the Manual specifies configuring the GPIO00 Alternate 1 Signal (PreAddr07) to use the alternate three-state control (first option), and specifies configuring the GPIO32 Alternate 1 Signal (USB2OM0) with the output enabled in the GPIOx_TCR register (second option). Currently, gpio_set_chip_configuration() configures all alternate signal outputs to use the first option. This patch allow the second option to be selected by setting the "out_val" element in the table entry to "GPIO_OUT_1". The first option is used when the "out_val" element is set to "GPIO_OUT_0". Because "out_val" is not currently used when an alternate signal is selected, and because all current GPIO tables set "out_val" to "GPIO_OUT_0" for all alternate signals, this patch should not change any existing configurations. Signed-off-by: Larry Johnson --- include/asm-ppc/gpio.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include') diff --git a/include/asm-ppc/gpio.h b/include/asm-ppc/gpio.h index d0c3eba8846..c3a4a88d581 100644 --- a/include/asm-ppc/gpio.h +++ b/include/asm-ppc/gpio.h @@ -88,6 +88,7 @@ typedef struct { void gpio_config(int pin, int in_out, int gpio_alt, int out_val); void gpio_write_bit(int pin, int val); int gpio_read_out_bit(int pin); +int gpio_read_in_bit(int pin); void gpio_set_chip_configuration(void); #endif /* __ASM_PPC_GPIO_H */ -- cgit v1.3.1 From b05e8bf58be9d8956fdfde3d8c8e87c140414663 Mon Sep 17 00:00:00 2001 From: "Lawrence R. Johnson" Date: Fri, 4 Jan 2008 02:11:56 -0500 Subject: ppc4xx: Use CFG_4xx_GPIO_TABLE to configure Sequoia board Note: this patch changes the configuration of some GPIO registers: Register Old Value New Value --------------- ---------- ---------- DCR GPIO0_TCR 0x0000000F 0x0000F0CF DCR GPIO0_TSRH 0x55005000 0x00000000 DCR GPIO1_TCR 0xC2000000 0xE2000000 DCR GPIO1_TSRL 0x0C000000 0x00200000 DCR GPIO1_ISR2L 0x00050000 0x00110000 Signed-off-by: Larry Johnson --- board/amcc/sequoia/sequoia.c | 31 +----------------- include/configs/sequoia.h | 77 ++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 78 insertions(+), 30 deletions(-) (limited to 'include') diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index 37b4f31b908..2268bc06b19 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include @@ -44,36 +45,6 @@ int board_early_init_f(void) mtdcr(ebccfga, xbcfg); mtdcr(ebccfgd, 0xb8400000); - /*-------------------------------------------------------------------- - * Setup the GPIO pins - *-------------------------------------------------------------------*/ - /* test-only: take GPIO init from pcs440ep ???? in config file */ - out_be32((u32 *) GPIO0_OR, 0x00000000); - out_be32((u32 *) GPIO0_TCR, 0x0000000f); - out_be32((u32 *) GPIO0_OSRL, 0x50015400); - out_be32((u32 *) GPIO0_OSRH, 0x550050aa); - out_be32((u32 *) GPIO0_TSRL, 0x50015400); - out_be32((u32 *) GPIO0_TSRH, 0x55005000); - out_be32((u32 *) GPIO0_ISR1L, 0x50000000); - out_be32((u32 *) GPIO0_ISR1H, 0x00000000); - out_be32((u32 *) GPIO0_ISR2L, 0x00000000); - out_be32((u32 *) GPIO0_ISR2H, 0x00000100); - out_be32((u32 *) GPIO0_ISR3L, 0x00000000); - out_be32((u32 *) GPIO0_ISR3H, 0x00000000); - - out_be32((u32 *) GPIO1_OR, 0x00000000); - out_be32((u32 *) GPIO1_TCR, 0xc2000000); - out_be32((u32 *) GPIO1_OSRL, 0x5c280000); - out_be32((u32 *) GPIO1_OSRH, 0x00000000); - out_be32((u32 *) GPIO1_TSRL, 0x0c000000); - out_be32((u32 *) GPIO1_TSRH, 0x00000000); - out_be32((u32 *) GPIO1_ISR1L, 0x00005550); - out_be32((u32 *) GPIO1_ISR1H, 0x00000000); - out_be32((u32 *) GPIO1_ISR2L, 0x00050000); - out_be32((u32 *) GPIO1_ISR2H, 0x00000000); - out_be32((u32 *) GPIO1_ISR3L, 0x01400000); - out_be32((u32 *) GPIO1_ISR3H, 0x00000000); - /*-------------------------------------------------------------------- * Setup the interrupt controller polarities, triggers, etc. *-------------------------------------------------------------------*/ diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h index 1f72b54884b..8929134b5ff 100644 --- a/include/configs/sequoia.h +++ b/include/configs/sequoia.h @@ -476,6 +476,83 @@ #define CFG_NAND_BASE (CFG_NAND_ADDR + CFG_NAND_CS) #define CFG_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */ +/*----------------------------------------------------------------------- + * PPC440 GPIO Configuration + */ +/* test-only: take GPIO init from pcs440ep ???? in config file */ +#define CFG_4xx_GPIO_TABLE { /* Out GPIO Alternate1 Alternate2 Alternate3 */ \ +{ \ +/* GPIO Core 0 */ \ +{GPIO0_BASE, GPIO_BI , GPIO_ALT1, GPIO_OUT_0}, /* GPIO0 EBC_ADDR(7) DMA_REQ(2) */ \ +{GPIO0_BASE, GPIO_BI , GPIO_ALT1, GPIO_OUT_0}, /* GPIO1 EBC_ADDR(6) DMA_ACK(2) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO2 EBC_ADDR(5) DMA_EOT/TC(2) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO3 EBC_ADDR(4) DMA_REQ(3) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO4 EBC_ADDR(3) DMA_ACK(3) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO5 EBC_ADDR(2) DMA_EOT/TC(3) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO6 EBC_CS_N(1) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO7 EBC_CS_N(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO8 EBC_CS_N(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO9 EBC_CS_N(4) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO10 EBC_CS_N(5) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO11 EBC_BUS_ERR */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO12 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO13 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO14 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO15 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO16 GMCTxD(4) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO17 GMCTxD(5) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO18 GMCTxD(6) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO19 GMCTxD(7) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO20 RejectPkt0 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO21 RejectPkt1 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO22 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO23 SCPD0 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO24 GMCTxD(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO25 GMCTxD(3) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO26 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_ALT2, GPIO_OUT_0}, /* GPIO27 EXT_EBC_REQ USB2D_RXERROR */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_1}, /* GPIO28 USB2D_TXVALID */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_1}, /* GPIO29 EBC_EXT_HDLA USB2D_PAD_SUSPNDM */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_1}, /* GPIO30 EBC_EXT_ACK USB2D_XCVRSELECT*/ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_1}, /* GPIO31 EBC_EXR_BUSREQ USB2D_TERMSELECT*/ \ +}, \ +{ \ +/* GPIO Core 1 */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO32 USB2D_OPMODE0 EBC_DATA(2) */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO33 USB2D_OPMODE1 EBC_DATA(3) */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT3, GPIO_OUT_1}, /* GPIO34 UART0_DCD_N UART1_DSR_CTS_N UART2_SOUT*/ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT3, GPIO_OUT_0}, /* GPIO35 UART0_8PIN_DSR_N UART1_RTS_DTR_N UART2_SIN*/ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT3, GPIO_OUT_0}, /* GPIO36 UART0_8PIN_CTS_N EBC_DATA(0) UART3_SIN*/ \ +{GPIO1_BASE, GPIO_BI , GPIO_ALT2, GPIO_OUT_0}, /* GPIO37 UART0_RTS_N EBC_DATA(1) UART3_SOUT*/ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_1}, /* GPIO38 UART0_DTR_N UART1_SOUT */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT2, GPIO_OUT_0}, /* GPIO39 UART0_RI_N UART1_SIN */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO40 UIC_IRQ(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO41 UIC_IRQ(1) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO42 UIC_IRQ(2) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO43 UIC_IRQ(3) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO44 UIC_IRQ(4) DMA_ACK(1) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO45 UIC_IRQ(6) DMA_EOT/TC(1) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO46 UIC_IRQ(7) DMA_REQ(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO47 UIC_IRQ(8) DMA_ACK(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO48 UIC_IRQ(9) DMA_EOT/TC(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO49 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO50 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO51 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO52 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO53 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO54 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO55 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO56 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO57 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO58 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO59 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO60 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO61 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO62 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO63 Unselect via TraceSelect Bit */ \ +} \ +} + /* * Internal Definitions * -- cgit v1.3.1 From 0ddd969aec532bd7eae30fc09590488a3aaa629a Mon Sep 17 00:00:00 2001 From: "Lawrence R. Johnson" Date: Thu, 3 Jan 2008 15:02:02 -0500 Subject: ppc4xx: Use CFG_4xx_GPIO_TABLE to configure Korat board Signed-off-by: Larry Johnson --- board/korat/korat.c | 117 +++--------------------------------- include/configs/korat.h | 153 +++++++++++++++++++++++++++++++++++++++++++++++- 2 files changed, 161 insertions(+), 109 deletions(-) (limited to 'include') diff --git a/board/korat/korat.c b/board/korat/korat.c index 7cb9ee11f36..199c1ff9da5 100644 --- a/board/korat/korat.c +++ b/board/korat/korat.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2007 + * (C) Copyright 2007-2008 * Larry Johnson, lrj@acm.org * * (C) Copyright 2006 @@ -26,6 +26,7 @@ */ #include +#include #include #include #include @@ -40,109 +41,12 @@ ulong flash_get_size(ulong base, int banknum); int board_early_init_f(void) { u32 sdr0_pfc1, sdr0_pfc2; - u32 gpio0_ir; u32 reg; int eth; mtdcr(ebccfga, xbcfg); mtdcr(ebccfgd, 0xb8400000); - /*-------------------------------------------------------------------- - * Setup the GPIO pins - * - * Korat GPIO usage: - * - * Init. - * Pin Source I/O value Function - * ------ ------ --- ----- --------------------------------- - * GPIO00 Alt1 I/O x PerAddr07 - * GPIO01 Alt1 I/O x PerAddr06 - * GPIO02 Alt1 I/O x PerAddr05 - * GPIO03 GPIO x x GPIO03 to expansion bus connector - * GPIO04 GPIO x x GPIO04 to expansion bus connector - * GPIO05 GPIO x x GPIO05 to expansion bus connector - * GPIO06 Alt1 O x PerCS1 (2nd NOR flash) - * GPIO07 Alt1 O x PerCS2 (CPLD) - * GPIO08 Alt1 O x PerCS3 to expansion bus connector - * GPIO09 Alt1 O x PerCS4 to expansion bus connector - * GPIO10 Alt1 O x PerCS5 to expansion bus connector - * GPIO11 Alt1 I x PerErr - * GPIO12 GPIO O 0 ATMega !Reset - * GPIO13 GPIO O 1 SPI Atmega !SS - * GPIO14 GPIO O 1 Write protect EEPROM #1 (0xA8) - * GPIO15 GPIO O 0 CPU Run LED !On - * GPIO16 Alt1 O x GMC1TxD0 - * GPIO17 Alt1 O x GMC1TxD1 - * GPIO18 Alt1 O x GMC1TxD2 - * GPIO19 Alt1 O x GMC1TxD3 - * GPIO20 Alt1 O x RejectPkt0 - * GPIO21 Alt1 O x RejectPkt1 - * GPIO22 GPIO I x PGOOD_DDR - * GPIO23 Alt1 O x SCPD0 - * GPIO24 Alt1 O x GMC0TxD2 - * GPIO25 Alt1 O x GMC0TxD3 - * GPIO26 GPIO? I/O x IIC0SDA (selected in SDR0_PFC4) - * GPIO27 GPIO O 0 PHY #0 1000BASE-X - * GPIO28 GPIO O 0 PHY #1 1000BASE-X - * GPIO29 GPIO I x Test jumper !Present - * GPIO30 GPIO I x SFP module #0 !Present - * GPIO31 GPIO I x SFP module #1 !Present - * - * GPIO32 GPIO O 1 SFP module #0 Tx !Enable - * GPIO33 GPIO O 1 SFP module #1 Tx !Enable - * GPIO34 Alt2 I x !UART1_CTS - * GPIO35 Alt2 O x !UART1_RTS - * GPIO36 Alt1 I x !UART0_CTS - * GPIO37 Alt1 O x !UART0_RTS - * GPIO38 Alt2 O x UART1_Tx - * GPIO39 Alt2 I x UART1_Rx - * GPIO40 Alt1 I x IRQ0 (Ethernet 0) - * GPIO41 Alt1 I x IRQ1 (Ethernet 1) - * GPIO42 Alt1 I x IRQ2 (PCI interrupt) - * GPIO43 Alt1 I x IRQ3 (System Alert from CPLD) - * GPIO44 xxxx x x (grounded through pulldown) - * GPIO45 GPIO O 0 PHY #0 Enable - * GPIO46 GPIO O 0 PHY #1 Enable - * GPIO47 GPIO I x Reset switch !Pressed - * GPIO48 GPIO I x Shutdown switch !Pressed - * GPIO49 xxxx x x (reserved for trace port) - * . . . . . - * . . . . . - * . . . . . - * GPIO63 xxxx x x (reserved for trace port) - *-------------------------------------------------------------------*/ - - out_be32((u32 *) GPIO0_OR, 0x00060000); - out_be32((u32 *) GPIO1_OR, 0xC0000000); - - out_be32((u32 *) GPIO0_OSRL, 0x54055400); - out_be32((u32 *) GPIO0_OSRH, 0x55015000); - out_be32((u32 *) GPIO1_OSRL, 0x02180000); - out_be32((u32 *) GPIO1_OSRH, 0x00000000); - - out_be32((u32 *) GPIO0_TSRL, 0x54055500); - out_be32((u32 *) GPIO0_TSRH, 0x00015000); - out_be32((u32 *) GPIO1_TSRL, 0x00000000); - out_be32((u32 *) GPIO1_TSRH, 0x00000000); - - out_be32((u32 *) GPIO0_TCR, 0x000FF0D8); - out_be32((u32 *) GPIO1_TCR, 0xD6060000); - - out_be32((u32 *) GPIO0_ISR1L, 0x54000100); - out_be32((u32 *) GPIO0_ISR1H, 0x00500000); - out_be32((u32 *) GPIO1_ISR1L, 0x00405500); - out_be32((u32 *) GPIO1_ISR1H, 0x00000000); - - out_be32((u32 *) GPIO0_ISR2L, 0x00000000); - out_be32((u32 *) GPIO0_ISR2H, 0x00000000); - out_be32((u32 *) GPIO1_ISR2L, 0x04010000); - out_be32((u32 *) GPIO1_ISR2H, 0x00000000); - - out_be32((u32 *) GPIO0_ISR3L, 0x00000000); - out_be32((u32 *) GPIO0_ISR3H, 0x00000000); - out_be32((u32 *) GPIO1_ISR3L, 0x00000000); - out_be32((u32 *) GPIO1_ISR3H, 0x00000000); - /*-------------------------------------------------------------------- * Setup the interrupt controller polarities, triggers, etc. *-------------------------------------------------------------------*/ @@ -176,9 +80,8 @@ int board_early_init_f(void) /* Configure the two Ethernet PHYs. For each PHY, configure for fiber * if the SFP module is present, and for copper if it is not present. */ - gpio0_ir = in_be32((u32 *) GPIO0_IR); for (eth = 0; eth < 2; ++eth) { - if (gpio0_ir & (0x00000001 << (1 - eth))) { + if (gpio_read_in_bit(CFG_GPIO_SFP0_PRESENT_ + eth)) { /* SFP module not present: configure PHY for copper. */ /* Set PHY to autonegotate 10 MB, 100MB, or 1 GB */ out_8((u8 *) CFG_CPLD_BASE + 0x06, @@ -187,14 +90,13 @@ int board_early_init_f(void) } else { /* SFP module present: configure PHY for fiber and enable output */ - out_be32((u32 *) GPIO0_OR, in_be32((u32 *) GPIO0_OR) | - (0x00000001 << (4 - eth))); - out_be32((u32 *) GPIO1_OR, in_be32((u32 *) GPIO1_OR) & - ~(0x00000001 << (31 - eth))); + gpio_write_bit(CFG_GPIO_PHY0_FIBER_SEL + eth, 1); + gpio_write_bit(CFG_GPIO_SFP0_TX_EN_ + eth, 0); } } /* enable Ethernet: set GPIO45 and GPIO46 to 1 */ - out_be32((u32 *) GPIO1_OR, in_be32((u32 *) GPIO1_OR) | 0x00060000); + gpio_write_bit(CFG_GPIO_PHY0_EN, 1); + gpio_write_bit(CFG_GPIO_PHY1_EN, 1); /* select Ethernet pins */ mfsdr(SDR0_PFC1, sdr0_pfc1); @@ -525,20 +427,19 @@ int checkboard(void) { char const *const s = getenv("serial#"); u8 const rev = in_8((u8 *) CFG_CPLD_BASE + 0); - u32 const gpio0_or = in_be32((u32 *) GPIO0_OR); printf("Board: Korat, Rev. %X", rev); if (s != NULL) printf(", serial# %s", s); printf(", Ethernet PHY 0: "); - if (gpio0_or & 0x00000010) + if (gpio_read_out_bit(CFG_GPIO_PHY0_FIBER_SEL)) printf("fiber"); else printf("copper"); printf(", PHY 1: "); - if (gpio0_or & 0x00000008) + if (gpio_read_out_bit(CFG_GPIO_PHY1_FIBER_SEL)) printf("fiber"); else printf("copper"); diff --git a/include/configs/korat.h b/include/configs/korat.h index 1ea7d4894aa..7d0640bbcf8 100644 --- a/include/configs/korat.h +++ b/include/configs/korat.h @@ -1,5 +1,5 @@ /* - * (C) Copyright 2007 + * (C) Copyright 2007-2008 * Larry Johnson, lrj@acm.org * * (C) Copyright 2006-2007 @@ -361,6 +361,157 @@ #define CFG_EBC_PB2AP 0x04017300 #define CFG_EBC_PB2CR (CFG_CPLD_BASE | 0x00038000) +/*----------------------------------------------------------------------- + * GPIO Setup + * + * Korat GPIO usage: + * + * Init. + * Pin Source I/O value Function + * ------ ------ --- ----- --------------------------------- + * GPIO00 Alt1 I/O x PerAddr07 + * GPIO01 Alt1 I/O x PerAddr06 + * GPIO02 Alt1 I/O x PerAddr05 + * GPIO03 GPIO x x GPIO03 to expansion bus connector + * GPIO04 GPIO x x GPIO04 to expansion bus connector + * GPIO05 GPIO x x GPIO05 to expansion bus connector + * GPIO06 Alt1 O x PerCS1 (2nd NOR flash) + * GPIO07 Alt1 O x PerCS2 (CPLD) + * GPIO08 Alt1 O x PerCS3 to expansion bus connector + * GPIO09 Alt1 O x PerCS4 to expansion bus connector + * GPIO10 Alt1 O x PerCS5 to expansion bus connector + * GPIO11 Alt1 I x PerErr + * GPIO12 GPIO O 0 ATMega !Reset + * GPIO13 GPIO O 1 SPI Atmega !SS + * GPIO14 GPIO O 1 Write protect EEPROM #1 (0xA8) + * GPIO15 GPIO O 0 CPU Run LED !On + * GPIO16 Alt1 O x GMC1TxD0 + * GPIO17 Alt1 O x GMC1TxD1 + * GPIO18 Alt1 O x GMC1TxD2 + * GPIO19 Alt1 O x GMC1TxD3 + * GPIO20 Alt1 I x RejectPkt0 + * GPIO21 Alt1 I x RejectPkt1 + * GPIO22 GPIO I x PGOOD_DDR + * GPIO23 Alt1 O x SCPD0 + * GPIO24 Alt1 O x GMC0TxD2 + * GPIO25 Alt1 O x GMC0TxD3 + * GPIO26 GPIO? I/O x IIC0SDA (selected in SDR0_PFC4) + * GPIO27 GPIO O 0 PHY #0 1000BASE-X select + * GPIO28 GPIO O 0 PHY #1 1000BASE-X select + * GPIO29 GPIO I x Test jumper !Present + * GPIO30 GPIO I x SFP module #0 !Present + * GPIO31 GPIO I x SFP module #1 !Present + * + * GPIO32 GPIO O 1 SFP module #0 Tx !Enable + * GPIO33 GPIO O 1 SFP module #1 Tx !Enable + * GPIO34 Alt2 I x !UART1_CTS + * GPIO35 Alt2 O x !UART1_RTS + * GPIO36 Alt1 I x !UART0_CTS + * GPIO37 Alt1 O x !UART0_RTS + * GPIO38 Alt2 O x UART1_Tx + * GPIO39 Alt2 I x UART1_Rx + * GPIO40 Alt1 I x IRQ0 (Ethernet 0) + * GPIO41 Alt1 I x IRQ1 (Ethernet 1) + * GPIO42 Alt1 I x IRQ2 (PCI interrupt) + * GPIO43 Alt1 I x IRQ3 (System Alert from CPLD) + * GPIO44 xxxx x x (grounded through pulldown) + * GPIO45 GPIO O 0 PHY #0 Enable + * GPIO46 GPIO O 0 PHY #1 Enable + * GPIO47 GPIO I x Reset switch !Pressed + * GPIO48 GPIO I x Shutdown switch !Pressed + * GPIO49 xxxx x x (reserved for trace port) + * . . . . . + * . . . . . + * . . . . . + * GPIO63 xxxx x x (reserved for trace port) +*----------------------------------------------------------------------*/ + +#define CFG_GPIO_ATMEGA_SS_ 13 +#define CFG_GPIO_PHY0_FIBER_SEL 27 +#define CFG_GPIO_PHY1_FIBER_SEL 28 +#define CFG_GPIO_SFP0_PRESENT_ 30 +#define CFG_GPIO_SFP1_PRESENT_ 31 +#define CFG_GPIO_SFP0_TX_EN_ 32 +#define CFG_GPIO_SFP1_TX_EN_ 33 +#define CFG_GPIO_PHY0_EN 45 +#define CFG_GPIO_PHY1_EN 46 + +/*----------------------------------------------------------------------- + * PPC440 GPIO Configuration + */ +#define CFG_4xx_GPIO_TABLE { /* Out GPIO Alternate1 Alternate2 Alternate3 */ \ +{ \ +/* GPIO Core 0 */ \ +{GPIO0_BASE, GPIO_BI , GPIO_ALT1, GPIO_OUT_0}, /* GPIO0 EBC_ADDR(7) DMA_REQ(2) */ \ +{GPIO0_BASE, GPIO_BI , GPIO_ALT1, GPIO_OUT_0}, /* GPIO1 EBC_ADDR(6) DMA_ACK(2) */ \ +{GPIO0_BASE, GPIO_BI , GPIO_ALT1, GPIO_OUT_0}, /* GPIO2 EBC_ADDR(5) DMA_EOT/TC(2) */ \ +{GPIO0_BASE, GPIO_DIS, GPIO_SEL , GPIO_OUT_0}, /* GPIO3 EBC_ADDR(4) DMA_REQ(3) */ \ +{GPIO0_BASE, GPIO_DIS, GPIO_SEL , GPIO_OUT_0}, /* GPIO4 EBC_ADDR(3) DMA_ACK(3) */ \ +{GPIO0_BASE, GPIO_DIS, GPIO_SEL , GPIO_OUT_0}, /* GPIO5 EBC_ADDR(2) DMA_EOT/TC(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO6 EBC_CS_N(1) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO7 EBC_CS_N(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO8 EBC_CS_N(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO9 EBC_CS_N(4) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO10 EBC_CS_N(5) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO11 EBC_BUS_ERR */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO12 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO13 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO14 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO15 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO16 GMCTxD(4) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO17 GMCTxD(5) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO18 GMCTxD(6) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO19 GMCTxD(7) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO20 RejectPkt0 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO21 RejectPkt1 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO22 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO23 SCPD0 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO24 GMCTxD(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO25 GMCTxD(3) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO26 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO27 EXT_EBC_REQ USB2D_RXERROR */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO28 USB2D_TXVALID */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO29 EBC_EXT_HDLA USB2D_PAD_SUSPNDM */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO30 EBC_EXT_ACK USB2D_XCVRSELECT*/ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO31 EBC_EXR_BUSREQ USB2D_TERMSELECT*/ \ +}, \ +{ \ +/* GPIO Core 1 */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO32 USB2D_OPMODE0 EBC_DATA(2) */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO33 USB2D_OPMODE1 EBC_DATA(3) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT2, GPIO_OUT_0}, /* GPIO34 UART0_DCD_N UART1_DSR_CTS_N UART2_SOUT*/ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_1}, /* GPIO35 UART0_8PIN_DSR_N UART1_RTS_DTR_N UART2_SIN*/ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO36 UART0_8PIN_CTS_N EBC_DATA(0) UART3_SIN*/ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1}, /* GPIO37 UART0_RTS_N EBC_DATA(1) UART3_SOUT*/ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_1}, /* GPIO38 UART0_DTR_N UART1_SOUT */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT2, GPIO_OUT_0}, /* GPIO39 UART0_RI_N UART1_SIN */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO40 UIC_IRQ(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO41 UIC_IRQ(1) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO42 UIC_IRQ(2) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO43 UIC_IRQ(3) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO44 UIC_IRQ(4) DMA_ACK(1) */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO45 UIC_IRQ(6) DMA_EOT/TC(1) */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO46 UIC_IRQ(7) DMA_REQ(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO47 UIC_IRQ(8) DMA_ACK(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO48 UIC_IRQ(9) DMA_EOT/TC(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO49 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO50 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO51 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO52 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO53 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO54 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO55 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO56 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO57 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO58 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO59 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO60 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO61 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO62 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO63 Unselect via TraceSelect Bit */ \ +} \ +} + /* * Internal Definitions * -- cgit v1.3.1 From 845c6c95dbfe6c915ce68a0a115852fa17932fb4 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Sat, 5 Jan 2008 09:12:41 +0100 Subject: ppc4xx: Update Katmai/44x_spd_ddr2.c code for optimal DDR2 setup On Katmai the complete auto-calibration somehow doesn't seem to produce the best results, meaning optimal values for RQFD/RFFD. This was discovered by GDA using a high bandwidth scope, analyzing the DDR2 signals. GDA provided a fixed value for RQFD, so now on Katmai "only" RFFD is auto-calibrated. This patch also adds RDCC calibration as mentioned on page 7 of the AMCC PowerPC440SP/SPe DDR2 application note: "DDR1/DDR2 Initialization Sequence and Dynamic Tuning" Signed-off-by: Stefan Roese --- board/amcc/katmai/katmai.c | 14 ++++++++++++- cpu/ppc4xx/44x_spd_ddr2.c | 52 +++++++++++++++++++++++++++++++++------------- include/configs/katmai.h | 1 + include/ppc440.h | 12 +++++++++-- 4 files changed, 61 insertions(+), 18 deletions(-) (limited to 'include') diff --git a/board/amcc/katmai/katmai.c b/board/amcc/katmai/katmai.c index 25c9a22feab..e41caaf344c 100644 --- a/board/amcc/katmai/katmai.c +++ b/board/amcc/katmai/katmai.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2007 + * (C) Copyright 2007-2008 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * See file CREDITS for list of people who contributed to this @@ -246,6 +246,18 @@ int checkboard (void) return 0; } +/* + * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with + * board specific values. + */ +u32 ddr_wrdtr(u32 default_val) { + return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_180_DEG_ADV | 0x823); +} + +u32 ddr_clktr(u32 default_val) { + return (SDRAM_CLKTR_CLKP_90_DEG_ADV); +} + #if defined(CFG_DRAM_TEST) int testdram (void) { diff --git a/cpu/ppc4xx/44x_spd_ddr2.c b/cpu/ppc4xx/44x_spd_ddr2.c index e19929437e2..2475ed95ecf 100644 --- a/cpu/ppc4xx/44x_spd_ddr2.c +++ b/cpu/ppc4xx/44x_spd_ddr2.c @@ -3,7 +3,7 @@ * This SPD SDRAM detection code supports AMCC PPC44x cpu's with a * DDR2 controller (non Denali Core). Those are 440SP/SPe. * - * (C) Copyright 2007 + * (C) Copyright 2007-2008 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * COPYRIGHT AMCC CORPORATION 2004 @@ -2409,17 +2409,10 @@ static void program_DQS_calibration(unsigned long *dimm_populated, * Read sample cycle auto-update enable *-----------------------------------------------------------------*/ - /* - * Modified for the Katmai platform: with some DIMMs, the DDR2 - * controller automatically selects the T2 read cycle, but this - * proves unreliable. Go ahead and force the DDR2 controller - * to use the T4 sample and disable the automatic update of the - * RDSS field. - */ mfsdram(SDRAM_RDCC, val); mtsdram(SDRAM_RDCC, (val & ~(SDRAM_RDCC_RDSS_MASK | SDRAM_RDCC_RSAE_MASK)) - | (SDRAM_RDCC_RDSS_T4 | SDRAM_RDCC_RSAE_DISABLE)); + | SDRAM_RDCC_RSAE_ENABLE); /*------------------------------------------------------------------ * Program RQDC register @@ -2512,10 +2505,7 @@ static void DQS_calibration_process(void) { unsigned long rfdc_reg; unsigned long rffd; - unsigned long rqdc_reg; - unsigned long rqfd; unsigned long val; - long rqfd_average; long rffd_average; long max_start; long min_end; @@ -2533,10 +2523,14 @@ static void DQS_calibration_process(void) long max_end; unsigned char fail_found; unsigned char pass_found; +#if !defined(CONFIG_DDR_RQDC_FIXED) + u32 rqdc_reg; + u32 rqfd; u32 rqfd_start; + u32 rqfd_average; + int loopi = 0; char str[] = "Auto calibration -"; char slash[] = "\\|/-\\|/-"; - int loopi = 0; /*------------------------------------------------------------------ * Test to determine the best read clock delay tuning bits. @@ -2571,6 +2565,16 @@ calibration_loop: mfsdram(SDRAM_RQDC, rqdc_reg); mtsdram(SDRAM_RQDC, (rqdc_reg & ~SDRAM_RQDC_RQFD_MASK) | SDRAM_RQDC_RQFD_ENCODE(rqfd_start)); +#else /* CONFIG_DDR_RQDC_FIXED */ + /* + * On Katmai the complete auto-calibration somehow doesn't seem to + * produce the best results, meaning optimal values for RQFD/RFFD. + * This was discovered by GDA using a high bandwidth scope, + * analyzing the DDR2 signals. GDA provided a fixed value for RQFD, + * so now on Katmai "only" RFFD is auto-calibrated. + */ + mtsdram(SDRAM_RQDC, CONFIG_DDR_RQDC_FIXED); +#endif /* CONFIG_DDR_RQDC_FIXED */ max_start = 0; min_end = 0; @@ -2655,6 +2659,7 @@ calibration_loop: /* now fix RFDC[RFFD] found and find RQDC[RQFD] */ mtsdram(SDRAM_RFDC, rfdc_reg | SDRAM_RFDC_RFFD_ENCODE(rffd_average)); +#if !defined(CONFIG_DDR_RQDC_FIXED) max_pass_length = 0; max_start = 0; max_end = 0; @@ -2727,8 +2732,6 @@ calibration_loop: spd_ddr_init_hang (); } - blank_string(strlen(str)); - if (rqfd_average < 0) rqfd_average = 0; @@ -2739,12 +2742,31 @@ calibration_loop: (rqdc_reg & ~SDRAM_RQDC_RQFD_MASK) | SDRAM_RQDC_RQFD_ENCODE(rqfd_average)); + blank_string(strlen(str)); +#endif /* CONFIG_DDR_RQDC_FIXED */ + + /* + * Now complete RDSS configuration as mentioned on page 7 of the AMCC + * PowerPC440SP/SPe DDR2 application note: + * "DDR1/DDR2 Initialization Sequence and Dynamic Tuning" + */ + mfsdram(SDRAM_RTSR, val); + if ((val & SDRAM_RTSR_TRK1SM_MASK) == SDRAM_RTSR_TRK1SM_ATPLS1) { + mfsdram(SDRAM_RDCC, val); + if ((val & SDRAM_RDCC_RDSS_MASK) != SDRAM_RDCC_RDSS_T4) { + val += 0x40000000; + mtsdram(SDRAM_RDCC, val); + } + } + mfsdram(SDRAM_DLCR, val); debug("%s[%d] DLCR: 0x%08X\n", __FUNCTION__, __LINE__, val); mfsdram(SDRAM_RQDC, val); debug("%s[%d] RQDC: 0x%08X\n", __FUNCTION__, __LINE__, val); mfsdram(SDRAM_RFDC, val); debug("%s[%d] RFDC: 0x%08X\n", __FUNCTION__, __LINE__, val); + mfsdram(SDRAM_RDCC, val); + debug("%s[%d] RDCC: 0x%08X\n", __FUNCTION__, __LINE__, val); } #else /* calibration test with hardvalues */ /*-----------------------------------------------------------------------------+ diff --git a/include/configs/katmai.h b/include/configs/katmai.h index 0aa4f2dcc05..78c794a05de 100644 --- a/include/configs/katmai.h +++ b/include/configs/katmai.h @@ -111,6 +111,7 @@ #define CONFIG_SPD_EEPROM 1 /* Use SPD EEPROM for setup */ #define SPD_EEPROM_ADDRESS {0x51, 0x52} /* SPD i2c spd addresses*/ #define CONFIG_DDR_ECC 1 /* with ECC support */ +#define CONFIG_DDR_RQDC_FIXED 0x80000038 /* optimal value found by GDA*/ #undef CONFIG_STRESS /*----------------------------------------------------------------------- diff --git a/include/ppc440.h b/include/ppc440.h index 90e56b0989e..bfd1e10338d 100644 --- a/include/ppc440.h +++ b/include/ppc440.h @@ -492,6 +492,7 @@ #define SDRAM_ECCCR 0x98 /* ECC error status */ #define SDRAM_CID 0xA4 /* core ID */ #define SDRAM_RID 0xA8 /* revision ID */ +#define SDRAM_RTSR 0xB1 /* run time status tracking */ /*-----------------------------------------------------------------------------+ | Memory Controller Status @@ -605,8 +606,8 @@ #define SDRAM_RFDC_ARSE_ENABLE 0x00000000 #define SDRAM_RFDC_RFOS_MASK 0x007F0000 #define SDRAM_RFDC_RFOS_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16) -#define SDRAM_RFDC_RFFD_MASK 0x000003FF -#define SDRAM_RFDC_RFFD_ENCODE(n) ((((unsigned long)(n))&0x3FF)<<0) +#define SDRAM_RFDC_RFFD_MASK 0x000007FF +#define SDRAM_RFDC_RFFD_ENCODE(n) ((((unsigned long)(n))&0x7FF)<<0) #define SDRAM_RFDC_RFFD_MAX 0x7FF @@ -690,6 +691,7 @@ #define SDRAM_CLKTR_CLKP_MASK 0xC0000000 #define SDRAM_CLKTR_CLKP_0_DEG 0x00000000 #define SDRAM_CLKTR_CLKP_180_DEG_ADV 0x80000000 +#define SDRAM_CLKTR_CLKP_90_DEG_ADV 0x40000000 /*-----------------------------------------------------------------------------+ | SDRAM Write Timing Register @@ -790,6 +792,12 @@ #define SDRAM_BXCF_M_BE_DISABLE 0x00000000 /* Memory Bank Enable */ #define SDRAM_BXCF_M_BE_ENABLE 0x00000001 /* Memory Bank Enable */ +#define SDRAM_RTSR_TRK1SM_MASK 0xC0000000 /* Tracking State Mach 1*/ +#define SDRAM_RTSR_TRK1SM_ATBASE 0x00000000 /* atbase state */ +#define SDRAM_RTSR_TRK1SM_MISSED 0x40000000 /* missed state */ +#define SDRAM_RTSR_TRK1SM_ATPLS1 0x80000000 /* atpls1 state */ +#define SDRAM_RTSR_TRK1SM_RESET 0xC0000000 /* reset state */ + #define SDR0_MFR_FIXD 0x10000000 /* Workaround for PCI/DMA */ #endif /* CONFIG_440SPE */ -- cgit v1.3.1