Author: nbd
Date: 2014-12-26 13:36:38 +0100 (Fri, 26 Dec 2014)
New Revision: 43777

Modified:
   trunk/target/linux/ar71xx/patches-3.14/728-MIPS-ath79-fix-restart.patch
Log:
ar71xx: add flush reset register writes, should fix restart issues (#17839)

Signed-off-by: Felix Fietkau <[email protected]>

Modified: 
trunk/target/linux/ar71xx/patches-3.14/728-MIPS-ath79-fix-restart.patch
===================================================================
--- trunk/target/linux/ar71xx/patches-3.14/728-MIPS-ath79-fix-restart.patch     
2014-12-26 12:36:30 UTC (rev 43776)
+++ trunk/target/linux/ar71xx/patches-3.14/728-MIPS-ath79-fix-restart.patch     
2014-12-26 12:36:38 UTC (rev 43777)
@@ -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)
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