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authorWolfgang Denk <wd@denx.de>2011-11-04 15:55:06 +0000
committerWolfgang Denk <wd@denx.de>2011-11-07 22:09:27 +0100
commit93067497527a2828c0c2b0c8dd7c498241d75d79 (patch)
tree369cf43ac752c121a490c9da5f0b8ac5e614c4e6 /arch/powerpc/cpu/mpc5xxx
parentee6ed89c5b144f621969a2ef7188b52ec0c2ac9b (diff)
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arch/powerpc/cpu/mpc5xxx/i2c.c: fix GC 4.6 build warnings
Fix: i2c.c: In function 'wait_for_bb': i2c.c:104:16: warning: variable 'temp' set but not used [-Wunused-but-set-variable] Signed-off-by: Wolfgang Denk <wd@denx.de> Cc: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'arch/powerpc/cpu/mpc5xxx')
-rw-r--r--arch/powerpc/cpu/mpc5xxx/i2c.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/powerpc/cpu/mpc5xxx/i2c.c b/arch/powerpc/cpu/mpc5xxx/i2c.c
index f9d293b..b423d2f 100644
--- a/arch/powerpc/cpu/mpc5xxx/i2c.c
+++ b/arch/powerpc/cpu/mpc5xxx/i2c.c
@@ -100,14 +100,11 @@ static int wait_for_bb(void)
status = mpc_reg_in(&regs->msr);
while (timeout-- && (status & I2C_BB)) {
-#if 1
- volatile int temp;
mpc_reg_out(&regs->mcr, I2C_STA, I2C_STA);
- temp = mpc_reg_in(&regs->mdr);
+ (void)mpc_reg_in(&regs->mdr);
mpc_reg_out(&regs->mcr, 0, I2C_STA);
mpc_reg_out(&regs->mcr, 0, 0);
mpc_reg_out(&regs->mcr, I2C_EN, 0);
-#endif
udelay(15);
status = mpc_reg_in(&regs->msr);
}