diff --git a/drivers/gpio/gpio_smartbond.c b/drivers/gpio/gpio_smartbond.c
index 0c5d713a012..c2fc07bb551 100644
--- a/drivers/gpio/gpio_smartbond.c
+++ b/drivers/gpio/gpio_smartbond.c
@@ -77,11 +77,12 @@ struct gpio_smartbond_config {
 	volatile uint32_t *mode_regs;
 	volatile struct gpio_smartbond_latch_regs *latch_regs;
 	volatile struct gpio_smartbond_wkup_regs *wkup_regs;
-	/* Value of TRIG_SELECT for PDC_CTRLx_REG entry */
-	uint8_t wkup_trig_select;
 #if CONFIG_PM_DEVICE
 	uint8_t ngpios;
 #endif
+#if CONFIG_PM
+	uint8_t port;
+#endif
 };
 
 static void gpio_smartbond_wkup_init(void)
@@ -226,7 +227,7 @@ static int gpio_smartbond_pin_interrupt_configure(const struct device *dev,
 	struct gpio_smartbond_data *data = dev->data;
 	uint32_t pin_mask = BIT(pin);
 #if CONFIG_PM
-	int trig_select_id = (config->wkup_trig_select << 5) | pin;
+	int trig_select_id = (config->port << 5) | pin;
 	int pdc_ix;
 #endif
 
@@ -410,7 +411,7 @@ static DEVICE_API(gpio, gpio_smartbond_drv_api_funcs) = {
 						DT_INST_REG_ADDR_BY_NAME(id, latch),	\
 		.wkup_regs = (volatile struct gpio_smartbond_wkup_regs *)		\
 						DT_INST_REG_ADDR_BY_NAME(id, wkup),	\
-		.wkup_trig_select = id,							\
+		IF_ENABLED(CONFIG_PM, (.port = DT_INST_PROP(id, port),))		\
 		GPIO_PM_DEVICE_CFG(.ngpios, DT_INST_PROP(id, ngpios))			\
 	};										\
 											\
diff --git a/dts/arm/renesas/smartbond/da1469x.dtsi b/dts/arm/renesas/smartbond/da1469x.dtsi
index bad6f3a42a5..f602f5054e5 100644
--- a/dts/arm/renesas/smartbond/da1469x.dtsi
+++ b/dts/arm/renesas/smartbond/da1469x.dtsi
@@ -201,6 +201,7 @@
 				compatible = "renesas,smartbond-gpio";
 				gpio-controller;
 				#gpio-cells = <2>;
+				port = <0>;
 				ngpios = <32>;
 				reg = <0x50020a00 20
 					   0x50020a18 128
@@ -214,6 +215,7 @@
 				compatible = "renesas,smartbond-gpio";
 				gpio-controller;
 				#gpio-cells = <2>;
+				port = <1>;
 				ngpios = <23>;
 				reg = <0x50020a04 20
 					   0x50020a98 92
diff --git a/dts/bindings/gpio/renesas,smartbond-gpio.yaml b/dts/bindings/gpio/renesas,smartbond-gpio.yaml
index ee79e2cbd14..24561607be4 100644
--- a/dts/bindings/gpio/renesas,smartbond-gpio.yaml
+++ b/dts/bindings/gpio/renesas,smartbond-gpio.yaml
@@ -11,6 +11,10 @@ properties:
   reg:
     required: true
 
+  port:
+    type: int
+    required: true
+
   "#gpio-cells":
     const: 2