arch/arm/boot/dts/exynos4412-tiny4412.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * FriendlyARM's Exynos4412 based TINY4412 board device tree source
   4  *
   5  * Copyright (c) 2013 Alex Ling <kasimling@gmail.com>
   6  *
   7  * Device tree source file for FriendlyARM's TINY4412 board which is based on
   8  * Samsung's Exynos4412 SoC.
   9  */
  10
  11 /dts-v1/;
  12 #include "exynos4412.dtsi"
  13 #include <dt-bindings/gpio/gpio.h>
  14
  15 / {
  16         model = "FriendlyARM TINY4412 board based on Exynos4412";
  17         compatible = "friendlyarm,tiny4412", "samsung,exynos4412", "samsung,exynos4";
  18
  19         chosen {
  20                 stdout-path = &serial_0;
  21         };
  22
  23         memory@40000000 {
  24                 device_type = "memory";
  25                 reg = <0x40000000 0x40000000>;
  26         };
  27
  28         leds {
  29                 compatible = "gpio-leds";
  30
  31                 led1 {
  32                         label = "led1";
  33                         gpios = <&gpm4 0 GPIO_ACTIVE_LOW>;
  34                         default-state = "off";
  35                         linux,default-trigger = "heartbeat";
  36                 };
  37
  38                 led2 {
  39                         label = "led2";
  40                         gpios = <&gpm4 1 GPIO_ACTIVE_LOW>;
  41                         default-state = "off";
  42                 };
  43
  44                 led3 {
  45                         label = "led3";
  46                         gpios = <&gpm4 2 GPIO_ACTIVE_LOW>;
  47                         default-state = "off";
  48                 };
  49
  50                 led4 {
  51                         label = "led4";
  52                         gpios = <&gpm4 3 GPIO_ACTIVE_LOW>;
  53                         default-state = "off";
  54                         linux,default-trigger = "mmc0";
  55                 };
  56         };
  57
  58         fixed-rate-clocks {
  59                 xxti {
  60                         compatible = "samsung,clock-xxti";
  61                         clock-frequency = <0>;
  62                 };
  63
  64                 xusbxti {
  65                         compatible = "samsung,clock-xusbxti";
  66                         clock-frequency = <24000000>;
  67                 };
  68         };
  69 };
  70
  71 &rtc {
  72         status = "okay";
  73 };
  74
  75 &sdhci_2 {
  76         bus-width = <4>;
  77         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
  78         pinctrl-names = "default";
  79         status = "okay";
  80 };
  81
  82 &serial_0 {
  83         status = "okay";
  84 };
  85
  86 &serial_1 {
  87         status = "okay";
  88 };
  89
  90 &serial_2 {
  91         status = "okay";
  92 };
  93
  94 &serial_3 {
  95         status = "okay";
  96 };