- corvus board fix problems with toshiba nand chips on the corvus board problems with toshiba chips Manufacturer ID: 0x98 Chip ID: 0xdc encounterd.
Solve this in the following way: - set other nand timings - enable CONFIG_SYS_NAND_READY_PIN
- correct the MACH_TYPE setting
Signed-off-by: Heiko Schocher hs@denx.de ---
board/siemens/corvus/board.c | 12 +++++++----- include/configs/corvus.h | 4 ++-- 2 files changed, 9 insertions(+), 7 deletions(-)
diff --git a/board/siemens/corvus/board.c b/board/siemens/corvus/board.c index 0a11540..f3f6dae 100644 --- a/board/siemens/corvus/board.c +++ b/board/siemens/corvus/board.c @@ -43,13 +43,13 @@ static void corvus_nand_hw_init(void) writel(csa, &matrix->ebicsa);
/* Configure SMC CS3 for NAND/SmartMedia */ - writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) | - AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0), + writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(0) | + AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0), &smc->cs[3].setup); - writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(3) | - AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(2), + writel(AT91_SMC_PULSE_NWE(4) | AT91_SMC_PULSE_NCS_WR(4) | + AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(4), &smc->cs[3].pulse); - writel(AT91_SMC_CYCLE_NWE(7) | AT91_SMC_CYCLE_NRD(4), + writel(AT91_SMC_CYCLE_NWE(7) | AT91_SMC_CYCLE_NRD(7), &smc->cs[3].cycle); writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | AT91_SMC_MODE_EXNW_DISABLE | @@ -62,9 +62,11 @@ static void corvus_nand_hw_init(void) &smc->cs[3].mode);
at91_periph_clk_enable(ATMEL_ID_PIOC); + at91_periph_clk_enable(ATMEL_ID_PIOA);
/* Enable NandFlash */ at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); + at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); }
#if defined(CONFIG_SPL_BUILD) diff --git a/include/configs/corvus.h b/include/configs/corvus.h index 5b50c1d..ace511f 100644 --- a/include/configs/corvus.h +++ b/include/configs/corvus.h @@ -18,6 +18,7 @@
#define MACH_TYPE_CORVUS 2066
+#define CONFIG_MACH_TYPE MACH_TYPE_CORVUS #define CONFIG_SYS_GENERIC_BOARD /* * Warning: changing CONFIG_SYS_TEXT_BASE requires @@ -106,6 +107,7 @@ /* our CLE is AD22 */ #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 +#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8 #endif
/* Ethernet */ @@ -171,7 +173,6 @@
#define CONFIG_SPL_BOARD_INIT #define CONFIG_SPL_GPIO_SUPPORT -#define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14) #define CONFIG_SPL_NAND_SUPPORT #define CONFIG_SPL_NAND_DRIVERS #define CONFIG_SPL_NAND_BASE @@ -184,7 +185,6 @@ #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_5_ADDR_CYCLE
-#define CONFIG_SYS_NAND_SIZE (256*1024*1024) #define CONFIG_SYS_NAND_PAGE_SIZE 2048 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \