From 765b3aac309778f3f453267cefe9697586432f10 Mon Sep 17 00:00:00 2001
From: Neil Chen <cheng.chen_1@nxp.com>
Date: Tue, 26 Nov 2024 17:43:29 +0800
Subject: [PATCH] tests: drivers/adc/adc_api: Support adc api test for NXP
 frdm_mcxa156

Support adc api test for NXP frdm_mcxa156

Signed-off-by: Neil Chen <cheng.chen_1@nxp.com>
---
 .../adc/adc_api/boards/frdm_mcxa156.conf      |  1 +
 .../adc/adc_api/boards/frdm_mcxa156.overlay   | 28 +++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 tests/drivers/adc/adc_api/boards/frdm_mcxa156.conf
 create mode 100644 tests/drivers/adc/adc_api/boards/frdm_mcxa156.overlay

diff --git a/tests/drivers/adc/adc_api/boards/frdm_mcxa156.conf b/tests/drivers/adc/adc_api/boards/frdm_mcxa156.conf
new file mode 100644
index 00000000000..6beae3f4655
--- /dev/null
+++ b/tests/drivers/adc/adc_api/boards/frdm_mcxa156.conf
@@ -0,0 +1 @@
+CONFIG_LPADC_DO_OFFSET_CALIBRATION=y
diff --git a/tests/drivers/adc/adc_api/boards/frdm_mcxa156.overlay b/tests/drivers/adc/adc_api/boards/frdm_mcxa156.overlay
new file mode 100644
index 00000000000..b74d4f83bcf
--- /dev/null
+++ b/tests/drivers/adc/adc_api/boards/frdm_mcxa156.overlay
@@ -0,0 +1,28 @@
+/*
+ * Copyright 2024 NXP
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <zephyr/dt-bindings/adc/adc.h>
+#include <zephyr/dt-bindings/adc/mcux-lpadc.h>
+
+/ {
+	zephyr,user {
+		io-channels = <&lpadc0 0>;
+	};
+};
+
+&lpadc0 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	channel@0 {
+		reg = <0>;
+		zephyr,gain = "ADC_GAIN_1";
+		zephyr,reference = "ADC_REF_EXTERNAL0";
+		zephyr,vref-mv = <3300>;
+		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
+		zephyr,resolution = <16>;
+		zephyr,input-positive = <MCUX_LPADC_CH0A>;
+	};
+};