POWER_SUPPLY_HEALTH_CALIBRATION_REQUIRED
health = POWER_SUPPLY_HEALTH_CALIBRATION_REQUIRED;
[POWER_SUPPLY_HEALTH_CALIBRATION_REQUIRED] = "Calibration required",
val->intval = POWER_SUPPLY_HEALTH_CALIBRATION_REQUIRED;
val->intval = POWER_SUPPLY_HEALTH_CALIBRATION_REQUIRED;