diff --git a/samples/drivers/adc/adc_dt/boards/xg24_rb4187c.overlay b/samples/drivers/adc/adc_dt/boards/xg24_rb4187c.overlay
new file mode 100644
index 00000000000..6ab6c25219f
--- /dev/null
+++ b/samples/drivers/adc/adc_dt/boards/xg24_rb4187c.overlay
@@ -0,0 +1,50 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Copyright (c) 2025 Silicon Laboratories Inc.
+ */
+
+#include <dt-bindings/pinctrl/silabs/xg24-pinctrl.h>
+#include <dt-bindings/adc/silabs-adc.h>
+
+/ {
+	zephyr,user {
+		io-channels = <&adc0 3>, <&adc0 4>;
+	};
+};
+
+&pinctrl {
+	adc0_default: adc0_default {
+		group0 {
+			/* Allocate odd bus 0 on GPIO port B to IADC for access to pin PB1 */
+			silabs,analog-bus = <ABUS_BODD0_IADC0>;
+		};
+	};
+};
+
+&adc0 {
+	pinctrl-0 = <&adc0_default>;
+	pinctrl-names = "default";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+
+	channel@3 {
+		reg = <3>;
+		zephyr,gain = "ADC_GAIN_1";
+		zephyr,reference = "ADC_REF_INTERNAL";
+		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
+		zephyr,resolution = <12>;
+		zephyr,input-positive = <IADC_INPUT_AVDD>;
+	};
+
+	channel@4 {
+		reg = <4>;
+		zephyr,gain = "ADC_GAIN_1";
+		zephyr,reference = "ADC_REF_VDD_1";
+		zephyr,vref-mv = <3300>;
+		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
+		zephyr,resolution = <12>;
+		zephyr,input-positive = <IADC_INPUT_PB1>;
+	};
+};
diff --git a/samples/drivers/adc/adc_dt/sample.yaml b/samples/drivers/adc/adc_dt/sample.yaml
index a855a3f5238..f686b8edcb5 100644
--- a/samples/drivers/adc/adc_dt/sample.yaml
+++ b/samples/drivers/adc/adc_dt/sample.yaml
@@ -35,6 +35,7 @@ tests:
       - frdm_mcxn947/mcxn947/cpu0
       - frdm_mcxc242
       - ucans32k1sic
+      - xg24_rb4187c
     integration_platforms:
       - nucleo_l073rz
       - nrf52840dk/nrf52840