diff --git a/src/soc/mediatek/mt8196/include/soc/thermal_internal.h b/src/soc/mediatek/mt8196/include/soc/thermal_internal.h
index 55c300d7e1..2e9b4a9c34 100644
--- a/src/soc/mediatek/mt8196/include/soc/thermal_internal.h
+++ b/src/soc/mediatek/mt8196/include/soc/thermal_internal.h
@@ -23,28 +23,18 @@ enum lvts_sensor {
 	L_TS_LVTS12_1,		/* LVTS12-1 SOC-BOT */
 	L_TS_LVTS12_2,		/* LVTS12-2 SOC-BOT */
 	L_TS_LVTS12_3,		/* LVTS12-3 SOC-BOT */
-	L_TS_LVTS13_0,		/* LVTS13-0 MD-AP */
-	L_TS_LVTS13_1,		/* LVTS13-1 MD-AP */
-	L_TS_LVTS13_2,		/* LVTS13-2 MD-AP */
-	L_TS_LVTS13_3,		/* LVTS13-3 MD-AP */
-	L_TS_LVTS14_0,		/* LVTS14-0 SOC-ADCT */
-	L_TS_LVTS14_3,		/* LVTS14-3 SOC-ADCT */
 	L_TS_LVTS_NUM,
 };
 
 enum lvts_tc {
 	LVTS_AP_CONTROLLER0 = 0,
 	LVTS_AP_CONTROLLER1,
-	LVTS_AP_CONTROLLER2,
-	LVTS_AP_CONTROLLER3,
 	LVTS_CONTROLLER_NUM,
 };
 
 enum lvts_tc_offset {
 	TS_OFFSET_AP_CONTROLLER0 = 0,
 	TS_OFFSET_AP_CONTROLLER1 = 0x100,
-	TS_OFFSET_AP_CONTROLLER2 = 0x200,
-	TS_OFFSET_AP_CONTROLLER3 = 0x300,
 };
 
 enum sensor_switch_status {
@@ -52,11 +42,6 @@ enum sensor_switch_status {
 	SEN_ON,
 };
 
-enum controller_switch_status {
-	CTRL_OFF,
-	CTRL_ON,
-};
-
 struct lvts_thermal_controller_speed {
 	uint32_t group_interval_delay;
 	uint32_t period_unit;
@@ -67,7 +52,6 @@ struct lvts_thermal_controller_speed {
 struct lvts_thermal_controller {
 	enum lvts_sensor ts[MAX_TS_NUMBER];
 	enum sensor_switch_status sensor_on_off[MAX_TS_NUMBER];
-	enum controller_switch_status ctrl_on_off;
 	size_t ts_number;
 	int reboot_temperature;
 	int dominator_ts_idx;
@@ -80,10 +64,6 @@ static struct mtk_thermal_controller_regs *const
 	mtk_lvts_ap_controller0 = (void *)(THERM_CTRL_BASE + TS_OFFSET_AP_CONTROLLER0);
 static struct mtk_thermal_controller_regs *const
 	mtk_lvts_ap_controller1 = (void *)(THERM_CTRL_BASE + TS_OFFSET_AP_CONTROLLER1);
-static struct mtk_thermal_controller_regs *const
-	mtk_lvts_ap_controller2 = (void *)(THERM_CTRL_BASE + TS_OFFSET_AP_CONTROLLER2);
-static struct mtk_thermal_controller_regs *const
-	mtk_lvts_ap_controller3 = (void *)(THERM_CTRL_BASE + TS_OFFSET_AP_CONTROLLER3);
 
 struct mtk_thermal_controller_regs {
 	u32 lvtsmonctl0_0;
diff --git a/src/soc/mediatek/mt8196/thermal.c b/src/soc/mediatek/mt8196/thermal.c
index 001cd06554..dbd59049e2 100644
--- a/src/soc/mediatek/mt8196/thermal.c
+++ b/src/soc/mediatek/mt8196/thermal.c
@@ -40,7 +40,6 @@ static const struct lvts_thermal_controller lvts_tscpu_g_tc[LVTS_CONTROLLER_NUM]
 	[LVTS_AP_CONTROLLER0] = { /* SOC-TOP */
 		.ts = {L_TS_LVTS11_0, L_TS_LVTS11_1, L_TS_LVTS11_2, L_TS_LVTS11_3},
 		.sensor_on_off = {SEN_ON, SEN_ON, SEN_ON, SEN_ON},
-		.ctrl_on_off = CTRL_ON,
 		.ts_number = 4,
 		.reboot_temperature = 118800,
 		.dominator_ts_idx = 0,
@@ -55,7 +54,6 @@ static const struct lvts_thermal_controller lvts_tscpu_g_tc[LVTS_CONTROLLER_NUM]
 	[LVTS_AP_CONTROLLER1] = { /* SOC-BOT */
 		.ts = {L_TS_LVTS12_0, L_TS_LVTS12_1, L_TS_LVTS12_2, L_TS_LVTS12_3},
 		.sensor_on_off = {SEN_ON, SEN_ON, SEN_ON, SEN_ON},
-		.ctrl_on_off = CTRL_ON,
 		.ts_number = 4,
 		.reboot_temperature = 118800,
 		.dominator_ts_idx = 0,
@@ -67,36 +65,6 @@ static const struct lvts_thermal_controller lvts_tscpu_g_tc[LVTS_CONTROLLER_NUM]
 		},
 		.regs = mtk_lvts_ap_controller1,
 	},
-	[LVTS_AP_CONTROLLER2] = { /* MD-AP */
-		.ts = {L_TS_LVTS13_0, L_TS_LVTS13_1, L_TS_LVTS13_2, L_TS_LVTS13_3},
-		.sensor_on_off = {SEN_ON, SEN_ON, SEN_ON, SEN_ON},
-		.ctrl_on_off = CTRL_OFF,
-		.ts_number = 4,
-		.reboot_temperature = 118800,
-		.dominator_ts_idx = 0,
-		.speed = {
-			.group_interval_delay = 0x7fff,
-			.period_unit = 0x001,
-			.filter_interval_delay = 0x001,
-			.sensor_interval_delay = 0x001,
-		},
-		.regs = mtk_lvts_ap_controller2,
-	},
-	[LVTS_AP_CONTROLLER3] = { /* SOC-ADCT */
-		.ts = {L_TS_LVTS14_0, L_TS_LVTS14_3},
-		.sensor_on_off = {SEN_ON, SEN_ON},
-		.ctrl_on_off = CTRL_OFF,
-		.ts_number = 2,
-		.reboot_temperature = 118800,
-		.dominator_ts_idx = 0,
-		.speed = {
-			.group_interval_delay = 0x7fff,
-			.period_unit = 0x001,
-			.filter_interval_delay = 0x001,
-			.sensor_interval_delay = 0x001,
-		},
-		.regs = mtk_lvts_ap_controller3,
-	},
 };
 
 static uint32_t golden_temp;
@@ -175,9 +143,6 @@ static void lvts_efuse_setting(void)
 
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		val_0 = 0;
 		val_1 = 0;
 		for (j = 0; j < tc->ts_number; j++) {
@@ -235,9 +200,6 @@ static void lvts_device_identification(void)
 	printk(BIOS_INFO, "===== %s begin ======\n", __func__);
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		/* Enable LVTS_CTRL Clock */
 		write32(&tc->regs->lvtsclken_0, 0x00000001);
 
@@ -268,10 +230,6 @@ static void lvts_device_enable_init_all_devices(void)
 	uint8_t cali_0, cali_1;
 
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
-		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		/* Stop Counting (RG_TSFM_ST=0) */
 		lvts_write_device(LVTS_DEVICE_WRITE_CONFIG, 0x03, 0x00, i);
 
@@ -406,9 +364,6 @@ static void read_all_tc_lvts_temperature(void)
 
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		for (j = 0; j < tc->ts_number; j++)
 			lvts_tscpu_thermal_read_tc_temp(tc, j);
 	}
@@ -442,8 +397,6 @@ static void lvts_disable_all_sensing_points(void)
 
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
 		write32(&tc->regs->lvtsmonctl0_0, LVTS_SINGLE_SENSE_MODE_EN);
 	}
 }
@@ -456,9 +409,6 @@ static int lvts_check_all_sensing_points_idle(void)
 	mask = BIT(10) | BIT(7) | BIT(0);
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		temp = read32(&tc->regs->lvtsmsrctl1_0);
 		if ((temp & mask) != 0)
 			return -1;
@@ -483,9 +433,6 @@ static void lvts_enable_all_sensing_points(void)
 
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		lvts_enable_sensing_points(tc);
 	}
 }
@@ -500,9 +447,6 @@ static void lvts_set_init_flag(void)
 
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		printk(BIOS_INFO, "%s %d:%zu, tc_base_addr:%p\n", __func__, i,
 		       tc->ts_number, tc->regs);
 
@@ -553,9 +497,6 @@ static void lvts_tscpu_thermal_initial_all_tc(void)
 
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		/*  set sensor index of LVTS */
 		write32(&tc->regs->lvtstssel_0, LVTS_SENSOR_POINT_SELECTION_SETTING);
 		/*  set calculation scale rules */
@@ -624,9 +565,6 @@ static void lvts_config_all_tc_hw_protect(void)
 
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		lvts_set_tc_trigger_hw_protect(tc);
 	}
 }
@@ -637,9 +575,6 @@ static bool lvts_lk_init_check(void)
 
 	for (i = 0; i < ARRAY_SIZE(lvts_tscpu_g_tc); i++) {
 		const struct lvts_thermal_controller *tc = &lvts_tscpu_g_tc[i];
-		if (tc->ctrl_on_off == CTRL_OFF)
-			continue;
-
 		/* Check LVTS device ID */
 		if ((read32(&tc->regs->lvtsspare[0]) & GENMASK(11, 0)) != LVTS_MAGIC)
 			return false;