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[PATCH] Update esd cpci5200 files

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Signed-off-by: Reinhard Arlt <reinhard.arlt@esd-electronics.com>
This commit is contained in:
Stefan Roese 2007-01-31 16:38:04 +01:00
parent 8b7d1f0ab7
commit d5ea287b02
2 changed files with 54 additions and 11 deletions
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22
board/esd/cpci750/cpci750.c
View File

@ -29,6 +29,7 @@
*/
#include <common.h>
#include <command.h>
#include <74xx_7xx.h>
#include "../../Marvell/include/memory.h"
#include "../../Marvell/include/pci.h"
@ -899,3 +900,24 @@ void board_prebootm_init ()
flush_data_cache ();
dcache_disable ();
}
int do_show_cfg(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
unsigned int reset_sample_low;
unsigned int reset_sample_high;
GT_REG_READ(0x3c4, &reset_sample_low);
GT_REG_READ(0x3d4, &reset_sample_high);
printf("Reset configuration 0x%08x 0x%08x\n", reset_sample_low, reset_sample_high);
return(0);
}
U_BOOT_CMD(
show_cfg, 1, 1, do_show_cfg,
"show_cfg- Show Marvell strapping register\n",
"Show Marvell strapping register (ResetSampleLow ResetSampleHigh)\n"
);

41
board/esd/cpci750/sdram_init.c
View File

@ -1504,6 +1504,8 @@ int setup_sdram (AUX_MEM_DIMM_INFO * info)
/* for (i = info->slot * 2; i < ((info->slot * 2) + info->banks); i++) */
{
int l, l1;
i = info->slot;
DP (printf
("\n*** Running a MRS cycle for bank %d ***\n", i));
@ -1511,20 +1513,39 @@ int setup_sdram (AUX_MEM_DIMM_INFO * info)
/* map the bank */
memory_map_bank (i, 0, GB / 4);
#if 1 /* test only */
/* set SDRAM mode */ /* To_do check it */
GT_REG_WRITE (SDRAM_OPERATION, 0x3);
check = GTREGREAD (SDRAM_OPERATION);
DP (printf
("\n*** SDRAM_OPERATION 1418 (0 = Normal Operation) = %08lx ***\n",
check));
tmp = GTREGREAD (SDRAM_MODE);
GT_REG_WRITE (EXTENDED_DRAM_MODE, 0x0);
GT_REG_WRITE (SDRAM_OPERATION, 0x4);
while (GTREGREAD (SDRAM_OPERATION) != 0) {
DP (printf
("\n*** SDRAM_OPERATION 1418 after SDRAM_MODE: Module still busy ... please wait... ***\n"));
}
GT_REG_WRITE (SDRAM_MODE, tmp | 0x80);
GT_REG_WRITE (SDRAM_OPERATION, 0x3);
while (GTREGREAD (SDRAM_OPERATION) != 0) {
DP (printf
("\n*** SDRAM_OPERATION 1418 after SDRAM_MODE: Module still busy ... please wait... ***\n"));
}
l1 = 0;
for (l=0;l<200;l++)
l1 += GTREGREAD (SDRAM_OPERATION);
GT_REG_WRITE (SDRAM_MODE, tmp);
GT_REG_WRITE (SDRAM_OPERATION, 0x3);
while (GTREGREAD (SDRAM_OPERATION) != 0) {
DP (printf
("\n*** SDRAM_OPERATION 1418 after SDRAM_MODE: Module still busy ... please wait... ***\n"));
}
/* switch back to normal operation mode */
GT_REG_WRITE (SDRAM_OPERATION, 0);
check = GTREGREAD (SDRAM_OPERATION);
GT_REG_WRITE (SDRAM_OPERATION, 0x5);
while (GTREGREAD (SDRAM_OPERATION) != 0) {
DP (printf
("\n*** SDRAM_OPERATION 1418 (0 = Normal Operation) = %08lx ***\n",
check));
("\n*** SDRAM_OPERATION 1418 after SDRAM_MODE: Module still busy ... please wait... ***\n"));
}
#endif /* test only */
/* unmap the bank */
memory_map_bank (i, 0, 0);