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Code Activity

[adm5120] fix memory size detection (#2244)

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8728 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
2007-09-10 09:54:35 +00:00
parent 2ed862c4a5
commit cc966472c3
2 changed files with 11 additions and 7 deletions
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8
target/linux/adm5120/files/arch/mips/adm5120/memory.c
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@@ -50,10 +50,11 @@ static int __init mem_check_pattern(u8 *addr, unsigned long offs)
u32 *p1 = (u32 *)addr;
u32 *p2 = (u32 *)(addr+offs);
u32 t,u,v;
/* save original value */
t = MEM_READL(p1);
u = MEM_READL(p2);
u = MEM_READL(p2);
if (t != u)
return 0;
@@ -64,10 +65,7 @@ static int __init mem_check_pattern(u8 *addr, unsigned long offs)
mem_dbg("write 0x%08X to 0x%08lX\n", v, (unsigned long)p1);
MEM_WRITEL(p1, v);
/* flush write buffers */
MPMC_WRITE_REG(CTRL, MPMC_READ_REG(CTRL) | MPMC_CTRL_DWB);
adm5120_ndelay(1000);
u = MEM_READL(p2);
mem_dbg("pattern at 0x%08lX is 0x%08X\n", (unsigned long)p2, u);