[U-Boot] [PATCH v2 03/12] OMAP3: Change mem_ok to clear again after reading back
Tom Rini
trini at ti.com
Tue Nov 8 19:12:12 CET 2011
It's possible to need to call this function on the same banks multiple
times so we want to be sure that 'pos A' is cleared out again at the
end.
Signed-off-by: Tom Rini <trini at ti.com>
---
arch/arm/cpu/armv7/omap3/mem.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/arm/cpu/armv7/omap3/mem.c b/arch/arm/cpu/armv7/omap3/mem.c
index a01c303..cd5fe5c 100644
--- a/arch/arm/cpu/armv7/omap3/mem.c
+++ b/arch/arm/cpu/armv7/omap3/mem.c
@@ -86,6 +86,7 @@ u32 mem_ok(u32 cs)
writel(0x0, addr + 4); /* remove pattern off the bus */
val1 = readl(addr + 0x400); /* get pos A value */
val2 = readl(addr); /* get val2 */
+ writel(0x0, addr + 0x400); /* clear pos A */
if ((val1 != 0) || (val2 != pattern)) /* see if pos A val changed */
return 0;
--
1.7.0.4
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