From 19c3b88f525a03b078b12bfa29ebf74394e2278d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karol=20Laso=C5=84czyk?= <karol.lasonczyk@nordicsemi.no>
Date: Tue, 13 Feb 2024 13:58:23 +0100
Subject: [PATCH] [nrf fromlist] samples: adc: Add overlay for nRF54L15 PDK
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New file with ADC configuration for nRF54L15 PDK.

Upstream PR: https://github.com/zephyrproject-rtos/zephyr/pull/68692

Signed-off-by: Karol Lasończyk <karol.lasonczyk@nordicsemi.no>
---
 .../nrf54l15pdk_nrf54l15_cpuapp.overlay       | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 samples/drivers/adc/boards/nrf54l15pdk_nrf54l15_cpuapp.overlay

diff --git a/samples/drivers/adc/boards/nrf54l15pdk_nrf54l15_cpuapp.overlay b/samples/drivers/adc/boards/nrf54l15pdk_nrf54l15_cpuapp.overlay
new file mode 100644
index 00000000000..f185624f9b9
--- /dev/null
+++ b/samples/drivers/adc/boards/nrf54l15pdk_nrf54l15_cpuapp.overlay
@@ -0,0 +1,45 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Copyright (c) 2024 Nordic Semiconductor ASA
+ */
+
+/ {
+	zephyr,user {
+		io-channels = <&adc 0>, <&adc 1>, <&adc 7>;
+	};
+};
+
+&adc {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	channel@0 {
+		reg = <0>;
+		zephyr,gain = "ADC_GAIN_1";
+		zephyr,reference = "ADC_REF_INTERNAL";
+		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
+		zephyr,input-positive = <NRF_SAADC_AIN4>; /* P1.11 */
+		zephyr,resolution = <10>;
+	};
+
+	channel@1 {
+		reg = <1>;
+		zephyr,gain = "ADC_GAIN_1";
+		zephyr,reference = "ADC_REF_INTERNAL";
+		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
+		zephyr,input-positive = <NRF_SAADC_AIN2>; /* P1.06 */
+		zephyr,resolution = <12>;
+		zephyr,oversampling = <8>;
+	};
+
+	channel@7 {
+		reg = <7>;
+		zephyr,gain = "ADC_GAIN_1";
+		zephyr,reference = "ADC_REF_INTERNAL";
+		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
+		zephyr,input-positive = <NRF_SAADC_AIN6>; /* P1.13 */
+		zephyr,input-negative = <NRF_SAADC_AIN7>; /* P1.14 */
+		zephyr,resolution = <12>;
+	};
+};