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ar71xx: backport restart fix from r43777 (fixes #17839) 

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@44065 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2015-01-20 16:41:46 +00:00
parent 8d615537e2
commit d12dc6e491
1 changed files with 10 additions and 0 deletions
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10
target/linux/ar71xx/patches-3.10/728-MIPS-ath79-fix-restart.patch
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@ -8,3 +8,13 @@
ath79_device_reset_set(AR71XX_RESET_FULL_CHIP);
for (;;)
if (cpu_wait)
--- a/arch/mips/include/asm/mach-ath79/ath79.h
+++ b/arch/mips/include/asm/mach-ath79/ath79.h
@@ -144,6 +144,7 @@ static inline u32 ath79_pll_rr(unsigned
static inline void ath79_reset_wr(unsigned reg, u32 val)
{
__raw_writel(val, ath79_reset_base + reg);
+ (void) __raw_readl(ath79_reset_base + reg); /* flush */
}
static inline u32 ath79_reset_rr(unsigned reg)