diff options
Diffstat (limited to 'drivers/mfd/mc13xxx-core.c')
| -rw-r--r-- | drivers/mfd/mc13xxx-core.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c index d7f54e492aa6..75d52034f89d 100644 --- a/drivers/mfd/mc13xxx-core.c +++ b/drivers/mfd/mc13xxx-core.c @@ -274,9 +274,12 @@ int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx, unsigned int mode, mc13xxx->adcflags |= MC13XXX_ADC_WORKING; - mc13xxx_reg_read(mc13xxx, MC13XXX_ADC0, &old_adc0); + ret = mc13xxx_reg_read(mc13xxx, MC13XXX_ADC0, &old_adc0); + if (ret) + goto out; - adc0 = MC13XXX_ADC0_ADINC1 | MC13XXX_ADC0_ADINC2; + adc0 = MC13XXX_ADC0_ADINC1 | MC13XXX_ADC0_ADINC2 | + MC13XXX_ADC0_CHRGRAWDIV; adc1 = MC13XXX_ADC1_ADEN | MC13XXX_ADC1_ADTRIGIGN | MC13XXX_ADC1_ASC; if (channel > 7) |