From: Sascha Hauer <s.hauer@pengutronix.de>
Date: Fri, 14 Jan 2011 13:30:03 +0000 (+0100)
Subject: ARM i.MX28: fix bit operation
X-Git-Tag: v2.6.38-rc4~1^2^2^2~8
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=13be9f00;p=karo-tx-linux.git

ARM i.MX28: fix bit operation

reg | (1 << clk->enable_shift) always evaluates to true. Switch it
to & which makes much more sense

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Shawn Guo <shawn.guo@freescale.com>
---

diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c
index 56312c092a9e..4146b38605de 100644
--- a/arch/arm/mach-mxs/clock-mx28.c
+++ b/arch/arm/mach-mxs/clock-mx28.c
@@ -355,7 +355,7 @@ static int name##_set_rate(struct clk *clk, unsigned long rate)		\
 	} else {							\
 		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;					\
 		}							\