diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 160e7fa5e1bc..c8d6cdde272c 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -295,7 +295,7 @@ static void exynos_tmu_control(struct platform_device *pdev, bool on)
 	con = readl(data->base + reg->tmu_ctrl);
 
 	if (pdata->test_mux)
-		con |= (pdata->test_mux << reg->test_mux_addr_shift);
+		con |= (pdata->test_mux << EXYNOS4412_MUX_ADDR_SHIFT);
 
 	con &= ~(EXYNOS_TMU_REF_VOLTAGE_MASK << EXYNOS_TMU_REF_VOLTAGE_SHIFT);
 	con |= pdata->reference_voltage << EXYNOS_TMU_REF_VOLTAGE_SHIFT;
diff --git a/drivers/thermal/samsung/exynos_tmu.h b/drivers/thermal/samsung/exynos_tmu.h
index cee81a1de8e3..0fb10d158471 100644
--- a/drivers/thermal/samsung/exynos_tmu.h
+++ b/drivers/thermal/samsung/exynos_tmu.h
@@ -77,7 +77,6 @@ enum soc_type {
  * bitfields. The register validity, offsets and bitfield values may vary
  * slightly across different exynos SOC's.
  * @tmu_ctrl: TMU main controller register.
- * @test_mux_addr_shift: shift bits of test mux address.
  * @therm_trip_mode_shift: shift bits of tripping mode in tmu_ctrl register.
  * @therm_trip_mode_mask: mask bits of tripping mode in tmu_ctrl register.
  * @therm_trip_en_shift: shift bits of tripping enable in tmu_ctrl register.
@@ -103,7 +102,6 @@ enum soc_type {
  */
 struct exynos_tmu_registers {
 	u32	tmu_ctrl;
-	u32     test_mux_addr_shift;
 	u32	therm_trip_mode_shift;
 	u32	therm_trip_mode_mask;
 	u32	therm_trip_en_shift;
diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c
index d4b9a68e803d..4ca1283f1afb 100644
--- a/drivers/thermal/samsung/exynos_tmu_data.c
+++ b/drivers/thermal/samsung/exynos_tmu_data.c
@@ -83,7 +83,6 @@ struct exynos_tmu_init_data const exynos4210_default_tmu_data = {
 #if defined(CONFIG_SOC_EXYNOS3250)
 static const struct exynos_tmu_registers exynos3250_tmu_registers = {
 	.tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
-	.test_mux_addr_shift = EXYNOS4412_MUX_ADDR_SHIFT,
 	.therm_trip_mode_shift = EXYNOS_TMU_TRIP_MODE_SHIFT,
 	.therm_trip_mode_mask = EXYNOS_TMU_TRIP_MODE_MASK,
 	.therm_trip_en_shift = EXYNOS_TMU_THERM_TRIP_EN_SHIFT,
@@ -159,7 +158,6 @@ struct exynos_tmu_init_data const exynos3250_default_tmu_data = {
 #if defined(CONFIG_SOC_EXYNOS4412) || defined(CONFIG_SOC_EXYNOS5250)
 static const struct exynos_tmu_registers exynos4412_tmu_registers = {
 	.tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
-	.test_mux_addr_shift = EXYNOS4412_MUX_ADDR_SHIFT,
 	.therm_trip_mode_shift = EXYNOS_TMU_TRIP_MODE_SHIFT,
 	.therm_trip_mode_mask = EXYNOS_TMU_TRIP_MODE_MASK,
 	.therm_trip_en_shift = EXYNOS_TMU_THERM_TRIP_EN_SHIFT,