diff --git a/boards/arm/npcx7m6fb_evb/npcx7m6fb_evb.dts b/boards/arm/npcx7m6fb_evb/npcx7m6fb_evb.dts
index 15c5bf8dfbb..a9dc3fdec73 100644
--- a/boards/arm/npcx7m6fb_evb/npcx7m6fb_evb.dts
+++ b/boards/arm/npcx7m6fb_evb/npcx7m6fb_evb.dts
@@ -103,7 +103,8 @@
 
 &tach1 {
 	status = "okay";
-	pinctrl-0 = <&alt3_ta1_sl1>; /* Use TA1_SL1 (PIN40) as input pin */
+	pinctrl-0 = <&ta1_1_in_gp40>;
+	pinctrl-names = "default";
 	port = <NPCX_TACH_PORT_A>; /* port-A is selected */
 	sample-clk = <NPCX_TACH_FREQ_LFCLK>; /* Use LFCLK as sampling clock */
 	pulses-per-round = <1>; /* number of pulses per round of encoder */
diff --git a/boards/arm/npcx9m6f_evb/npcx9m6f_evb.dts b/boards/arm/npcx9m6f_evb/npcx9m6f_evb.dts
index c7d1badc218..643d9411ddc 100644
--- a/boards/arm/npcx9m6f_evb/npcx9m6f_evb.dts
+++ b/boards/arm/npcx9m6f_evb/npcx9m6f_evb.dts
@@ -116,7 +116,8 @@
 
 &tach1 {
 	status = "okay";
-	pinctrl-0 = <&alt3_ta1_sl1>; /* Use TA1_SL1 (PIN40) as input pin */
+	pinctrl-0 = <&ta1_1_in_gp40>;
+	pinctrl-names = "default";
 	port = <NPCX_TACH_PORT_A>; /* port-A is selected */
 	sample-clk = <NPCX_TACH_FREQ_LFCLK>; /* Use LFCLK as sampling clock */
 	pulses-per-round = <1>; /* number of pulses per round of encoder */
diff --git a/drivers/sensor/nuvoton_tach_npcx/tach_nuvoton_npcx.c b/drivers/sensor/nuvoton_tach_npcx/tach_nuvoton_npcx.c
index 46cdf72fe39..dddb0a98b0e 100644
--- a/drivers/sensor/nuvoton_tach_npcx/tach_nuvoton_npcx.c
+++ b/drivers/sensor/nuvoton_tach_npcx/tach_nuvoton_npcx.c
@@ -42,6 +42,7 @@
 #include <errno.h>
 #include <zephyr/device.h>
 #include <zephyr/drivers/clock_control.h>
+#include <zephyr/drivers/pinctrl.h>
 #include <zephyr/drivers/sensor.h>
 #include <zephyr/dt-bindings/sensor/npcx_tach.h>
 #include <soc.h>
@@ -55,15 +56,14 @@ struct tach_npcx_config {
 	uintptr_t base;
 	/* clock configuration */
 	struct npcx_clk_cfg clk_cfg;
-	/* pinmux configuration */
-	const uint8_t alts_size;
-	const struct npcx_alt *alts_list;
 	/* sampling clock frequency of tachometer */
 	uint32_t sample_clk;
 	/* selected port of tachometer */
 	int port;
 	/* number of pulses (holes) per round of tachometer's input (encoder) */
 	int pulses_per_round;
+	/* pinmux configuration */
+	const struct pinctrl_dev_config *pcfg;
 };
 
 /* Driver data */
@@ -332,7 +332,12 @@ static int tach_npcx_init(const struct device *dev)
 	}
 
 	/* Configure pin-mux for tachometer device */
-	npcx_pinctrl_mux_configure(config->alts_list, config->alts_size, 1);
+	ret = pinctrl_apply_state(config->pcfg, PINCTRL_STATE_DEFAULT);
+	if (ret < 0) {
+		LOG_ERR("Tacho pinctrl setup failed (%d)", ret);
+		return ret;
+	}
+
 
 	/* Configure tachometer and its operate freq. */
 	ret = tach_npcx_configure(dev);
@@ -359,17 +364,15 @@ static const struct sensor_driver_api tach_npcx_driver_api = {
 };
 
 #define NPCX_TACH_INIT(inst)                                                   \
-	static const struct npcx_alt tach_alts##inst[] =		       \
-					NPCX_DT_ALT_ITEMS_LIST(inst);	       \
+	PINCTRL_DT_INST_DEFINE(inst);					       \
 									       \
 	static const struct tach_npcx_config tach_cfg_##inst = {               \
 		.base = DT_INST_REG_ADDR(inst),                                \
 		.clk_cfg = NPCX_DT_CLK_CFG_ITEM(inst),                         \
-		.alts_size = ARRAY_SIZE(tach_alts##inst),                      \
-		.alts_list = tach_alts##inst,                                  \
 		.sample_clk = DT_INST_PROP(inst, sample_clk),                  \
 		.port = DT_INST_PROP(inst, port),                              \
 		.pulses_per_round = DT_INST_PROP(inst, pulses_per_round),      \
+		.pcfg = PINCTRL_DT_INST_DEV_CONFIG_GET(inst),                  \
 	};                                                                     \
 									       \
 	static struct tach_npcx_data tach_data_##inst;                         \
diff --git a/dts/bindings/tach/nuvoton,npcx-tach.yaml b/dts/bindings/tach/nuvoton,npcx-tach.yaml
index 13c4bdb5dd9..ed4d352dcaa 100644
--- a/dts/bindings/tach/nuvoton,npcx-tach.yaml
+++ b/dts/bindings/tach/nuvoton,npcx-tach.yaml
@@ -5,7 +5,7 @@ description: Nuvoton, NPCX-Tachometer node
 
 compatible: "nuvoton,npcx-tach"
 
-include: tach.yaml
+include: [tach.yaml, pinctrl-device.yaml]
 
 properties:
     reg:
@@ -13,9 +13,9 @@ properties:
     clocks:
         required: true
     pinctrl-0:
-        type: phandles
-        required: false
-        description: configurations of pinmux controllers in tachometers
+        required: true
+    pinctrl-names:
+        required: true
     sample-clk:
         type: int
         required: false