ColdFire 5282: Fix external flash boot and return dramsize

Signed-off-by: TsiChungLiew <Tsi-Chung.Liew@freescale.com>
This commit is contained in:
TsiChungLiew 2007-10-25 17:09:17 -05:00
parent 5441f61a3d
commit 2acefa72ee
3 changed files with 7 additions and 2 deletions

View File

@ -89,4 +89,5 @@ long int initdram (int board_type)
/* Write to the SDRAM Mode Register */
*(u32 *)(CFG_SDRAM_BASE + 0x400) = 0xA5A59696;
}
return dramsize;
}

View File

@ -58,7 +58,7 @@ _vectors:
.long 0x00000000 /* Flash offset is 0 until we setup CS0 */
#if defined(CONFIG_R5200)
.long 0x400
#elif defined(CONFIG_M5282)
#elif defined(CONFIG_M5282) && (TEXT_BASE == CFG_INT_FLASH_BASE)
.long _start - TEXT_BASE
#else
.long _START
@ -177,7 +177,11 @@ _after_flashbar_copy:
* therefore no VBR to set
*/
#if !defined(CONFIG_MONITOR_IS_IN_RAM)
#if defined(CONFIG_M5282) && (TEXT_BASE == CFG_INT_FLASH_BASE)
move.l #CFG_INT_FLASH_BASE, %d0
#else
move.l #CFG_FLASH_BASE, %d0
#endif
movec %d0, %VBR
#endif

View File

@ -163,7 +163,7 @@
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_SDRAM_SIZE 8 /* SDRAM size in MB */
#define CFG_SDRAM_SIZE 16 /* SDRAM size in MB */
#define CFG_FLASH_BASE 0xffe00000
#define CFG_INT_FLASH_BASE 0xf0000000
#define CFG_INT_FLASH_ENABLE 0x21