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| author | Gabor Juhos <juhosg@openwrt.org> | 2007-09-10 09:54:35 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2007-09-10 09:54:35 +0000 |
| commit | ac15780234f559c99eced96d1f9f725986c8fb64 (patch) | |
| tree | 3df2fa62d83828651e1cc9dc15ad30c1ec3dbd29 /target/linux/adm5120/files/arch | |
| parent | e83d637f65c15533cdcdbd8ec0c31da6bea48a9b (diff) | |
| download | mtk-20170518-ac15780234f559c99eced96d1f9f725986c8fb64.zip mtk-20170518-ac15780234f559c99eced96d1f9f725986c8fb64.tar.gz mtk-20170518-ac15780234f559c99eced96d1f9f725986c8fb64.tar.bz2 | |
fix memory size detection (#2244)
SVN-Revision: 8728
Diffstat (limited to 'target/linux/adm5120/files/arch')
| -rw-r--r-- | target/linux/adm5120/files/arch/mips/adm5120/memory.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/target/linux/adm5120/files/arch/mips/adm5120/memory.c b/target/linux/adm5120/files/arch/mips/adm5120/memory.c index 3881e9f..605df26 100644 --- a/target/linux/adm5120/files/arch/mips/adm5120/memory.c +++ b/target/linux/adm5120/files/arch/mips/adm5120/memory.c @@ -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); |