diff options
Diffstat (limited to 'firmware/target/arm/rk27xx/adc-target.h')
-rw-r--r-- | firmware/target/arm/rk27xx/adc-target.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/firmware/target/arm/rk27xx/adc-target.h b/firmware/target/arm/rk27xx/adc-target.h index c359f3d7df..d408b7415b 100644 --- a/firmware/target/arm/rk27xx/adc-target.h +++ b/firmware/target/arm/rk27xx/adc-target.h | |||
@@ -25,7 +25,12 @@ | |||
25 | 25 | ||
26 | #define ADC_BATTERY 0 | 26 | #define ADC_BATTERY 0 |
27 | #define ADC_BUTTONS 1 | 27 | #define ADC_BUTTONS 1 |
28 | #define ADC_UNKNOWN 2 | 28 | |
29 | /* HiFiMAN HM-801 usually use this channel for second battery, | ||
30 | but some of them use it for buttons. | ||
31 | */ | ||
32 | #define ADC_EXTRA 2 | ||
33 | |||
29 | #define ADC_VREF 3 /* that is what datasheet says */ | 34 | #define ADC_VREF 3 /* that is what datasheet says */ |
30 | 35 | ||
31 | #define ADC_UNREG_POWER ADC_BATTERY /* For compatibility */ | 36 | #define ADC_UNREG_POWER ADC_BATTERY /* For compatibility */ |