@@ -229,15 +229,11 @@ static void exynos_tmu_control(struct platform_device *pdev, bool on)
if (pdata->test_mux)
con |= (pdata->test_mux << reg->test_mux_addr_shift);
- if (pdata->reference_voltage) {
- con &= ~(reg->buf_vref_sel_mask << reg->buf_vref_sel_shift);
- con |= pdata->reference_voltage << reg->buf_vref_sel_shift;
- }
+ con &= ~(reg->buf_vref_sel_mask << reg->buf_vref_sel_shift);
+ con |= pdata->reference_voltage << reg->buf_vref_sel_shift;
- if (pdata->gain) {
- con &= ~(reg->buf_slope_sel_mask << reg->buf_slope_sel_shift);
- con |= (pdata->gain << reg->buf_slope_sel_shift);
- }
+ con &= ~(reg->buf_slope_sel_mask << reg->buf_slope_sel_shift);
+ con |= (pdata->gain << reg->buf_slope_sel_shift);
if (pdata->noise_cancel_mode) {
con &= ~(reg->therm_trip_mode_mask <<
@@ -188,10 +188,10 @@ struct exynos_tmu_registers {
* @max_trigger_level: max trigger level supported by the TMU
* @non_hw_trigger_levels: number of defined non-hardware trigger levels
* @gain: gain of amplifier in the positive-TC generator block
- * 0 <= gain <= 15
+ * 0 < gain <= 15
* @reference_voltage: reference voltage of amplifier
* in the positive-TC generator block
- * 0 <= reference_voltage <= 31
+ * 0 < reference_voltage <= 31
* @noise_cancel_mode: noise cancellation mode
* 000, 100, 101, 110 and 111 can be different modes
* @type: determines the type of SOC