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| author | TsiChung Liew <Tsi-Chung.Liew@freescale.com> | 2008-08-11 15:54:25 +0000 |
|---|---|---|
| committer | John Rigby <jrigby@freescale.com> | 2008-08-14 12:31:56 -0600 |
| commit | 4cb4e654cafabaa1ac180d37b00c8f6095dae9c9 (patch) | |
| tree | d1a90677bcaaf41dc2a932c248deb44cb21329fa | |
| parent | 10db3a17a278dd3a27668b31cb32cdd1476e9513 (diff) | |
| download | talos-obmc-uboot-4cb4e654cafabaa1ac180d37b00c8f6095dae9c9.tar.gz talos-obmc-uboot-4cb4e654cafabaa1ac180d37b00c8f6095dae9c9.zip | |
ColdFire: Multiple fixes for M5282EVB
Incorrect CFG_HZ value, change 1000000 to 1000.
Rename #waring to #warning. RAMBAR1 uses twice
in start.S, rename the later to FLASHBAR. Insert
nop for DRAM setup. And, env_offset in linker file.
Signed-off-by: TsiChung Liew <Tsi-Chung.Liew@freescale.com>
| -rw-r--r-- | board/freescale/m5282evb/m5282evb.c | 7 | ||||
| -rw-r--r-- | board/freescale/m5282evb/u-boot.lds | 3 | ||||
| -rw-r--r-- | cpu/mcf52x2/cpu_init.c | 2 | ||||
| -rw-r--r-- | cpu/mcf52x2/start.S | 2 | ||||
| -rw-r--r-- | include/configs/M5282EVB.h | 4 |
5 files changed, 12 insertions, 6 deletions
diff --git a/board/freescale/m5282evb/m5282evb.c b/board/freescale/m5282evb/m5282evb.c index 50e5e77368..31d69231a8 100644 --- a/board/freescale/m5282evb/m5282evb.c +++ b/board/freescale/m5282evb/m5282evb.c @@ -51,6 +51,7 @@ phys_size_t initdram (int board_type) MCFSDRAMC_DCR = (0 | MCFSDRAMC_DCR_RTIM_6 | MCFSDRAMC_DCR_RC((15 * dramclk)>>4)); + asm("nop"); /* Initialize DACR0 */ MCFSDRAMC_DACR0 = (0 @@ -58,14 +59,17 @@ phys_size_t initdram (int board_type) | MCFSDRAMC_DACR_CASL(1) | MCFSDRAMC_DACR_CBM(3) | MCFSDRAMC_DACR_PS_32); + asm("nop"); /* Initialize DMR0 */ MCFSDRAMC_DMR0 = (0 | ((dramsize - 1) & 0xFFFC0000) | MCFSDRAMC_DMR_V); + asm("nop"); /* Set IP (bit 3) in DACR */ MCFSDRAMC_DACR0 |= MCFSDRAMC_DACR_IP; + asm("nop"); /* Wait 30ns to allow banks to precharge */ for (i = 0; i < 5; i++) { @@ -74,9 +78,11 @@ phys_size_t initdram (int board_type) /* Write to this block to initiate precharge */ *(u32 *)(CFG_SDRAM_BASE) = 0xA5A59696; + asm("nop"); /* Set RE (bit 15) in DACR */ MCFSDRAMC_DACR0 |= MCFSDRAMC_DACR_RE; + asm("nop"); /* Wait for at least 8 auto refresh cycles to occur */ for (i = 0; i < 2000; i++) { @@ -85,6 +91,7 @@ phys_size_t initdram (int board_type) /* Finish the configuration by issuing the IMRS. */ MCFSDRAMC_DACR0 |= MCFSDRAMC_DACR_IMRS; + asm("nop"); /* Write to the SDRAM Mode Register */ *(u32 *)(CFG_SDRAM_BASE + 0x400) = 0xA5A59696; diff --git a/board/freescale/m5282evb/u-boot.lds b/board/freescale/m5282evb/u-boot.lds index dd2666b764..96fde65382 100644 --- a/board/freescale/m5282evb/u-boot.lds +++ b/board/freescale/m5282evb/u-boot.lds @@ -60,9 +60,8 @@ SECTIONS lib_generic/string.o (.text) lib_generic/vsprintf.o (.text) lib_generic/crc32.o (.text) - lib_generic/zlib.o (.text) -/* . = env_offset; */ + . = env_offset; common/environment.o(.text) *(.text) diff --git a/cpu/mcf52x2/cpu_init.c b/cpu/mcf52x2/cpu_init.c index 344bceeda1..3cacb55f77 100644 --- a/cpu/mcf52x2/cpu_init.c +++ b/cpu/mcf52x2/cpu_init.c @@ -442,7 +442,7 @@ void cpu_init_f(void) MCFCSM_CSMR0 = MCFCSM_CSMR_BAM(CFG_CS0_SIZE - 1) | MCFCSM_CSMR_V; #endif #else -#waring "Chip Select 0 are not initialized/used" +#warning "Chip Select 0 are not initialized/used" #endif #if defined(CFG_CS1_BASE) & defined(CFG_CS1_SIZE) & \ diff --git a/cpu/mcf52x2/start.S b/cpu/mcf52x2/start.S index a05490432f..2e8ecfbe68 100644 --- a/cpu/mcf52x2/start.S +++ b/cpu/mcf52x2/start.S @@ -166,7 +166,7 @@ _after_flashbar_copy: #else /* Setup code to initialize FLASHBAR, if start from external Memory */ move.l #(CFG_INT_FLASH_BASE + CFG_INT_FLASH_ENABLE), %d0 - movec %d0, %RAMBAR1 + movec %d0, %FLASHBAR #endif /* (TEXT_BASE == CFG_INT_FLASH_BASE) */ #endif diff --git a/include/configs/M5282EVB.h b/include/configs/M5282EVB.h index c2c7fab732..279a12be7b 100644 --- a/include/configs/M5282EVB.h +++ b/include/configs/M5282EVB.h @@ -104,7 +104,7 @@ # define CONFIG_OVERWRITE_ETHADDR_ONCE #endif /* CONFIG_MCFFEC */ -#define CONFIG_HOSTNAME M5272C3 +#define CONFIG_HOSTNAME M5282EVB #define CONFIG_EXTRA_ENV_SETTINGS \ "netdev=eth0\0" \ "loadaddr=10000\0" \ @@ -134,7 +134,7 @@ #define CFG_MEMTEST_START 0x400 #define CFG_MEMTEST_END 0x380000 -#define CFG_HZ 1000000 +#define CFG_HZ 1000 #define CFG_CLK 64000000 /* PLL Configuration: Ext Clock * 6 (see table 9-4 of MCF user manual) */ |
