common: adc: Add units to the ADC reading output
Improved readability for people newly looking at these values.
BRANCH=none
TEST=build/flash volteer and run adc command.
@@ -38,7 +38,7 @@ static int print_one_adc(int channel)
v = adc_read_channel(channel);
if (v == ADC_READ_ERROR)
return EC_ERROR_UNKNOWN;
- ccprintf(" %s = %d\n", adc_channels[channel].name, v);
+ ccprintf(" %s = %d mV\n", adc_channels[channel].name, v);
return EC_SUCCESS;
}
