1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Hardkernel Odroid XU/XU3 LED device tree source 4 * 5 * Copyright (c) 2015,2016 Krzysztof Kozlowski 6 * Copyright (c) 2014 Collabora Ltd. 7 * Copyright (c) 2013 Samsung Electronics Co., Ltd. 8 * http://www.samsung.com 9 */ 10 11#include <dt-bindings/gpio/gpio.h> 12#include <dt-bindings/leds/common.h> 13 14/ { 15 led-controller-1 { 16 compatible = "pwm-leds"; 17 18 led-1 { 19 label = "green:mmc0"; 20 function = LED_FUNCTION_DISK_ACTIVITY; 21 color = <LED_COLOR_ID_GREEN>; 22 pwms = <&pwm 1 2000000 0>; 23 pwm-names = "pwm1"; 24 /* 25 * Green LED is much brighter than the others 26 * so limit its max brightness 27 */ 28 max-brightness = <127>; 29 linux,default-trigger = "mmc0"; 30 }; 31 32 led-2 { 33 function = LED_FUNCTION_HEARTBEAT; 34 color = <LED_COLOR_ID_BLUE>; 35 pwms = <&pwm 2 2000000 0>; 36 pwm-names = "pwm2"; 37 max-brightness = <255>; 38 linux,default-trigger = "heartbeat"; 39 }; 40 }; 41 42 led-controller-2 { 43 compatible = "gpio-leds"; 44 45 led-3 { 46 label = "red:microSD"; 47 function = LED_FUNCTION_DISK_ACTIVITY; 48 color = <LED_COLOR_ID_RED>; 49 gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>; 50 default-state = "off"; 51 linux,default-trigger = "mmc1"; 52 }; 53 }; 54}; 55