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 --- 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 76ecdf1..2f35d20 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); }