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arch/powerpc/cpu/mpc5xxx/i2c.c: fix GC 4.6 build warnings
author
Wolfgang Denk
<wd@denx.de>
Fri, 4 Nov 2011 15:55:06 +0000
(15:55 +0000)
committer
Wolfgang Denk
<wd@denx.de>
Mon, 7 Nov 2011 21:09:27 +0000
(22:09 +0100)
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>
arch/powerpc/cpu/mpc5xxx/i2c.c
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diff --git
a/arch/powerpc/cpu/mpc5xxx/i2c.c
b/arch/powerpc/cpu/mpc5xxx/i2c.c
index
f9d293b
..
b423d2f
100644
(file)
--- 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(®s->msr);
while (timeout-- && (status & I2C_BB)) {
-#if 1
- volatile int temp;
mpc_reg_out(®s->mcr, I2C_STA, I2C_STA);
-
temp =
mpc_reg_in(®s->mdr);
+
(void)
mpc_reg_in(®s->mdr);
mpc_reg_out(®s->mcr, 0, I2C_STA);
mpc_reg_out(®s->mcr, 0, 0);
mpc_reg_out(®s->mcr, I2C_EN, 0);
-#endif
udelay(15);
status = mpc_reg_in(®s->msr);
}