arch/arm/boot/dts/exynos54xx-odroidxu-leds.dtsi

   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
  13 / {
  14         pwmleds {
  15                 compatible = "pwm-leds";
  16
  17                 greenled {
  18                         label = "green:mmc0";
  19                         pwms = <&pwm 1 2000000 0>;
  20                         pwm-names = "pwm1";
  21                         /*
  22                          * Green LED is much brighter than the others
  23                          * so limit its max brightness
  24                          */
  25                         max_brightness = <127>;
  26                         linux,default-trigger = "mmc0";
  27                 };
  28
  29                 blueled {
  30                         label = "blue:heartbeat";
  31                         pwms = <&pwm 2 2000000 0>;
  32                         pwm-names = "pwm2";
  33                         max_brightness = <255>;
  34                         linux,default-trigger = "heartbeat";
  35                 };
  36         };
  37
  38         gpioleds {
  39                 compatible = "gpio-leds";
  40                 redled {
  41                         label = "red:microSD";
  42                         gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>;
  43                         default-state = "off";
  44                         linux,default-trigger = "mmc1";
  45                 };
  46         };
  47 };