From 5fea5c4358f06e72d71aeec46938820be4a3bfc5 Mon Sep 17 00:00:00 2001
From: Luca Burelli <l.burelli@arduino.cc>
Date: Tue, 20 Feb 2024 18:04:11 +0100
Subject: [PATCH] arduino_nicla_sense_me: add RGB LED support to the device
 tree

This patch enables the user to control the RGB LED on the Arduino Nicla
Sense ME board. The RGB LED is controlled by the IS31FL3194 LED driver
and is connected to the I2C0 bus.

Signed-off-by: Luca Burelli <l.burelli@arduino.cc>
---
 .../nicla_sense_me/arduino_nicla_sense_me.dts       | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/boards/arduino/nicla_sense_me/arduino_nicla_sense_me.dts b/boards/arduino/nicla_sense_me/arduino_nicla_sense_me.dts
index 2329853a1a3..87d1affecd6 100644
--- a/boards/arduino/nicla_sense_me/arduino_nicla_sense_me.dts
+++ b/boards/arduino/nicla_sense_me/arduino_nicla_sense_me.dts
@@ -8,6 +8,7 @@
 #include <nordic/nrf52832_qfaa.dtsi>
 #include "arduino_nicla_sense_me-pinctrl.dtsi"
 #include <zephyr/dt-bindings/input/input-event-codes.h>
+#include <zephyr/dt-bindings/led/led.h>
 
 / {
 	model = "Arduino Nicla Sense ME";
@@ -73,6 +74,18 @@
 	pinctrl-0 = <&i2c0_default>;
 	pinctrl-1 = <&i2c0_sleep>;
 	pinctrl-names = "default", "sleep";
+
+	is31fl3194@53 {
+		compatible = "issi,is31fl3194";
+		reg = <0x53>;
+		led_rgb {
+			label = "RGB LED";
+			color-mapping = <LED_COLOR_ID_BLUE>,
+					<LED_COLOR_ID_GREEN>,
+					<LED_COLOR_ID_RED>;
+			current-limit = <10>;
+		};
+	};
 };
 
 /* I2C1 in datasheet */