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authorWolfram Sang <w.sang@pengutronix.de>2011-09-10 12:26:07 +0200
committerArnd Bergmann <arnd@arndb.de>2011-11-23 19:59:12 +0000
commitc2735391fbc68feae10d6d14e60956c8106e725f (patch)
tree6b1c1a42873095f7357b69dc60abba3f965e14a6
parent9b7c547f7747991fe62f622698ea1bf470f256f4 (diff)
downloadconfigfs-c2735391fbc68feae10d6d14e60956c8106e725f.tar.gz
arm: mx28: fix bit operation in clock setting
reg | (1 << clk->enable_shift) always evaluates to true. Switch it to & which makes much more sense. Same fix as 13be9f00 (ARM i.MX28: fix bit operation) at a different location. Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Shawn Guo <shawn.guo@freescale.com> Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Cc: stable@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
-rw-r--r--arch/arm/mach-mxs/clock-mx28.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c
index 229ae3494216da..da6e4aad177c20 100644
--- a/arch/arm/mach-mxs/clock-mx28.c
+++ b/arch/arm/mach-mxs/clock-mx28.c
@@ -404,7 +404,7 @@ static int name##_set_rate(struct clk *clk, unsigned long rate) \
reg = __raw_readl(CLKCTRL_BASE_ADDR + HW_CLKCTRL_##dr); \
reg &= ~BM_CLKCTRL_##dr##_DIV; \
reg |= div << BP_CLKCTRL_##dr##_DIV; \
- if (reg | (1 << clk->enable_shift)) { \
+ if (reg & (1 << clk->enable_shift)) { \
pr_err("%s: clock is gated\n", __func__); \
return -EINVAL; \
} \