diff options
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/mc13xxx-core.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c index d7f54e492aa6..c63e331738c1 100644 --- a/drivers/mfd/mc13xxx-core.c +++ b/drivers/mfd/mc13xxx-core.c @@ -279,8 +279,21 @@ int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx, unsigned int mode, adc0 = MC13XXX_ADC0_ADINC1 | MC13XXX_ADC0_ADINC2; adc1 = MC13XXX_ADC1_ADEN | MC13XXX_ADC1_ADTRIGIGN | MC13XXX_ADC1_ASC; - if (channel > 7) + /* + * Channels mapped through ADIN7: + * 7 - General purpose ADIN7 + * 16 - UID + * 17 - Die temperature + */ + if (channel > 7 && channel < 16) { adc1 |= MC13XXX_ADC1_ADSEL; + } else if (channel == 16) { + adc0 |= MC13XXX_ADC0_ADIN7SEL_UID; + channel = 7; + } else if (channel == 17) { + adc0 |= MC13XXX_ADC0_ADIN7SEL_DIE; + channel = 7; + } switch (mode) { case MC13XXX_ADC_MODE_TS: |