diff options
| author | Wolfgang Denk <wd@denx.de> | 2011-11-04 15:55:58 +0000 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2011-11-07 22:16:52 +0100 |
| commit | 8b337be04ec237d062ff2fab929ceea32fa3da83 (patch) | |
| tree | 7eff1b0c5fcff163cb35ac2fbb63e1ffe7430eed /arch/powerpc/cpu/mpc8220 | |
| parent | 918e34674f26ba892b88f2bde621ec36c77dc538 (diff) | |
mpc8220/i2c.c: Fix GCC 4.6 build warning
Fix:
i2c.c: In function 'wait_for_bb':
i2c.c:109:16: 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/mpc8220')
| -rw-r--r-- | arch/powerpc/cpu/mpc8220/i2c.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/powerpc/cpu/mpc8220/i2c.c b/arch/powerpc/cpu/mpc8220/i2c.c index 76ecdf11e..2f35d20c8 100644 --- a/arch/powerpc/cpu/mpc8220/i2c.c +++ b/arch/powerpc/cpu/mpc8220/i2c.c @@ -105,15 +105,13 @@ static int wait_for_bb (void) status = mpc_reg_in (®s->sr); while (timeout-- && (status & I2C_BB)) { -#if 1 - volatile int temp; mpc_reg_out (®s->cr, I2C_STA, I2C_STA); - temp = mpc_reg_in (®s->dr); + (void)mpc_reg_in (®s->dr); mpc_reg_out (®s->cr, 0, I2C_STA); mpc_reg_out (®s->cr, 0, 0); mpc_reg_out (®s->cr, I2C_EN, 0); -#endif + udelay (1000); status = mpc_reg_in (®s->sr); } |