diff options
Diffstat (limited to 'board/fads/fads.c')
| -rw-r--r-- | board/fads/fads.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/board/fads/fads.c b/board/fads/fads.c index 3856b45..aca7b28 100644 --- a/board/fads/fads.c +++ b/board/fads/fads.c @@ -360,7 +360,11 @@ static int _draminit (uint base, uint noMbytes, uint edo, uint delay) switch (noMbytes) { case 4: /* 4 Mbyte uses only CS2 */ +#ifdef CONFIG_ADS + memctl->memc_mamr = 0xc0a21114; +#else memctl->memc_mamr = 0x13a01114; /* PTA 0x13 AMA 010 */ +#endif memctl->memc_or2 = 0xffc00800; /* 4M */ break; @@ -393,17 +397,18 @@ static int _draminit (uint base, uint noMbytes, uint edo, uint delay) memctl->memc_br2 = 0x81 + base; /* use upma */ + *((uint *) BCSR1) &= ~BCSR1_DRAM_EN; /* enable dram */ + /* if no dimm is inserted, noMbytes is still detected as 8m, so * sanity check top and bottom of memory */ - *((uint *) BCSR1) &= ~BCSR1_DRAM_EN; /* enable dram */ - /* check bytes / 2 because dram_size tests at base+bytes, which * is not mapped */ - if (dram_size ((long *) base, noMbytes << 19) != noMbytes << 19) { - *((uint *) BCSR1) |= BCSR1_DRAM_EN; /* disable dram */ - return -1; - } + if (noMbytes == 8) + if (dram_size ((long *) base, noMbytes << 19) != noMbytes << 19) { + *((uint *) BCSR1) |= BCSR1_DRAM_EN; /* disable dram */ + return -1; + } return 0; } |