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authorWolfgang Denk <wd@pollux.denx.de>2006-07-22 21:45:49 +0200
committerWolfgang Denk <wd@pollux.denx.de>2006-07-22 21:45:49 +0200
commitfd27996dacd308849e30f67da49ba068a7f68aaa (patch)
treec7d85ed14bd21e9845ed181017d4340d606418b3 /board/cpu87/cpu87.c
parent135ae0062f358c644d3c6a40adea3e2de6269157 (diff)
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Add support for 256 MB SDRAM on CPU87
Patch by Josef Wagner, 25 Nov 2005
Diffstat (limited to 'board/cpu87/cpu87.c')
-rw-r--r--board/cpu87/cpu87.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/board/cpu87/cpu87.c b/board/cpu87/cpu87.c
index 8363d86..e8c2614 100644
--- a/board/cpu87/cpu87.c
+++ b/board/cpu87/cpu87.c
@@ -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 */