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Add support for 256 MB SDRAM on CPU87

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Patch by Josef Wagner, 25 Nov 2005
This commit is contained in:
Wolfgang Denk
2006-07-22 21:45:49 +02:00
parent 135ae0062f
commit fd27996dac
3 changed files with 40 additions and 11 deletions
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24
board/cpu87/cpu87.c
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@@ -197,7 +197,7 @@ const iop_conf_t iop_conf_tab[4][32] = {
*/
int checkboard (void)
{
printf ("Board: CPU87 (Rev %02x)\n", CPU86_REV);
printf ("Board: CPU87 (Rev %02x)\n", CPU86_REV & 0x7f);
return 0;
}
@@ -280,7 +280,7 @@ long int initdram (int board_type)
volatile memctl8260_t *memctl = &immap->im_memctl;
#ifndef CFG_RAMBOOT
ulong size8, size9;
ulong size8, size9, size10;
#endif
long psize;
@@ -294,17 +294,25 @@ long int initdram (int board_type)
*/
size8 = try_init (memctl, CFG_PSDMR_8COL, CFG_OR2_8COL,
(uchar *) CFG_SDRAM_BASE);
size9 = try_init (memctl, CFG_PSDMR_9COL, CFG_OR2_9COL,
(uchar *) CFG_SDRAM_BASE);
if (size8 < size9) {
psize = size9;
printf ("(60x:9COL) ");
} else {
size10 = try_init (memctl, CFG_PSDMR_10COL, CFG_OR2_10COL,
(uchar *) CFG_SDRAM_BASE);
psize = max(size8,max(size9,size10));
if (psize == size8) {
psize = try_init (memctl, CFG_PSDMR_8COL, CFG_OR2_8COL,
(uchar *) CFG_SDRAM_BASE);
printf ("(60x:8COL) ");
}
} else if (psize == size9){
psize = try_init (memctl, CFG_PSDMR_9COL, CFG_OR2_9COL,
(uchar *) CFG_SDRAM_BASE);
printf ("(60x:9COL) ");
} else
printf ("(60x:10COL) ");
#endif /* CFG_RAMBOOT */