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arch/powerpc/cpu/mpc512x/i2c.c: Fix GCC 4.6 warnings 

Fix:
i2c.c: In function 'wait_for_bb':
i2c.c:81:16: warning: variable 'temp' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Anatolij Gustschin <agust@denx.de>
This commit is contained in:
Anatolij Gustschin 2011-11-10 12:21:44 +00:00 committed by Wolfgang Denk
parent c33b92ebcc
commit d14a94bf68
1 changed files with 1 additions and 2 deletions
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3
arch/powerpc/cpu/mpc512x/i2c.c
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@ -78,9 +78,8 @@ static int wait_for_bb (void)
status = mpc_reg_in (&regs->msr);
while (timeout-- && (status & I2C_BB)) {
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);