From fa3cb9fa5c013672e5e9d6794ac7a2646920f9da Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 26 Dec 2014 12:36:38 +0000 Subject: [PATCH] ar71xx: add flush reset register writes, should fix restart issues (#17839) Signed-off-by: Felix Fietkau SVN-Revision: 43777 --- .../patches-3.14/728-MIPS-ath79-fix-restart.patch | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/target/linux/ar71xx/patches-3.14/728-MIPS-ath79-fix-restart.patch b/target/linux/ar71xx/patches-3.14/728-MIPS-ath79-fix-restart.patch index 0027c59631..b8fc078ba0 100644 --- a/target/linux/ar71xx/patches-3.14/728-MIPS-ath79-fix-restart.patch +++ b/target/linux/ar71xx/patches-3.14/728-MIPS-ath79-fix-restart.patch @@ -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)