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extcon: max77693: Use max77693_update_reg for rmw operations 

This simplifies the code.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
This commit is contained in:
Axel Lin 2012-10-04 09:55:23 +09:00 committed by MyungJoo Ham
parent 909f9ec0a4
commit bf2627d66d
1 changed files with 6 additions and 12 deletions
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18
drivers/extcon/extcon-max77693.c
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@ -239,25 +239,19 @@ const char *max77693_extcon_cable[] = {
static int max77693_muic_set_debounce_time(struct max77693_muic_info *info,
enum max77693_muic_adc_debounce_time time)
{
int ret = 0;
u8 ctrl3;
int ret;
switch (time) {
case ADC_DEBOUNCE_TIME_5MS:
case ADC_DEBOUNCE_TIME_10MS:
case ADC_DEBOUNCE_TIME_25MS:
case ADC_DEBOUNCE_TIME_38_62MS:
ret = max77693_read_reg(info->max77693->regmap_muic,
MAX77693_MUIC_REG_CTRL3, &ctrl3);
ctrl3 &= ~CONTROL3_ADCDBSET_MASK;
ctrl3 |= (time << CONTROL3_ADCDBSET_SHIFT);
ret = max77693_write_reg(info->max77693->regmap_muic,
MAX77693_MUIC_REG_CTRL3, ctrl3);
if (ret) {
ret = max77693_update_reg(info->max77693->regmap_muic,
MAX77693_MUIC_REG_CTRL3,
time << CONTROL3_ADCDBSET_SHIFT,
CONTROL3_ADCDBSET_MASK);
if (ret)
dev_err(info->dev, "failed to set ADC debounce time\n");
ret = -EINVAL;
}
break;
default:
dev_err(info->dev, "invalid ADC debounce time\n");