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 #include <dt-bindings/leds/common.h>
  15
  16 / {
  17         model = "FriendlyARM TINY4412 board based on Exynos4412";
  18         compatible = "friendlyarm,tiny4412", "samsung,exynos4412", "samsung,exynos4";
  19
  20         chosen {
  21                 stdout-path = &serial_0;
  22         };
  23
  24         memory@40000000 {
  25                 device_type = "memory";
  26                 reg = <0x40000000 0x40000000>;
  27         };
  28
  29         leds {
  30                 compatible = "gpio-leds";
  31
  32                 led1 {
  33                         label = "led1";
  34                         function = LED_FUNCTION_HEARTBEAT;
  35                         gpios = <&gpm4 0 GPIO_ACTIVE_LOW>;
  36                         default-state = "off";
  37                         linux,default-trigger = "heartbeat";
  38                 };
  39
  40                 led2 {
  41                         label = "led2";
  42                         gpios = <&gpm4 1 GPIO_ACTIVE_LOW>;
  43                         default-state = "off";
  44                 };
  45
  46                 led3 {
  47                         label = "led3";
  48                         gpios = <&gpm4 2 GPIO_ACTIVE_LOW>;
  49                         default-state = "off";
  50                 };
  51
  52                 led4 {
  53                         label = "led4";
  54                         function = LED_FUNCTION_DISK_ACTIVITY;
  55                         gpios = <&gpm4 3 GPIO_ACTIVE_LOW>;
  56                         default-state = "off";
  57                         linux,default-trigger = "mmc0";
  58                 };
  59         };
  60
  61         fixed-rate-clocks {
  62                 xxti {
  63                         compatible = "samsung,clock-xxti";
  64                         clock-frequency = <0>;
  65                 };
  66
  67                 xusbxti {
  68                         compatible = "samsung,clock-xusbxti";
  69                         clock-frequency = <24000000>;
  70                 };
  71
  72                 pmic_ap_clk: pmic-ap-clk {
  73                         /* Workaround for missing clock on PMIC */
  74                         compatible = "fixed-clock";
  75                         #clock-cells = <0>;
  76                         clock-frequency = <32768>;
  77                 };
  78         };
  79
  80         panel {
  81                 compatible = "innolux,at070tn92";
  82
  83                 port {
  84                         panel_input: endpoint {
  85                                 remote-endpoint = <&lcdc_output>;
  86                         };
  87                 };
  88         };
  89 };
  90
  91 &cpu_thermal {
  92         cooling-maps {
  93                 cooling_map0: map0 {
  94                         /* Corresponds to 800MHz at freq_table */
  95                         cooling-device = <&cpu0 7 7>, <&cpu1 7 7>,
  96                                          <&cpu2 7 7>, <&cpu3 7 7>;
  97                 };
  98                 cooling_map1: map1 {
  99                         /* Corresponds to 200MHz at freq_table */
 100                         cooling-device = <&cpu0 13 13>, <&cpu1 13 13>,
 101                                          <&cpu2 13 13>, <&cpu3 13 13>;
 102                 };
 103         };
 104 };
 105
 106 &fimd {
 107         pinctrl-0 = <&lcd_clk>, <&lcd_data24>;
 108         pinctrl-names = "default";
 109         #address-cells = <1>;
 110         #size-cells = <0>;
 111         status = "okay";
 112
 113         port@3 {
 114                 reg = <3>;
 115                 lcdc_output: endpoint {
 116                         remote-endpoint = <&panel_input>;
 117                 };
 118         };
 119 };
 120
 121 &rtc {
 122         status = "okay";
 123         clocks = <&clock CLK_RTC>, <&pmic_ap_clk>;
 124         clock-names = "rtc", "rtc_src";
 125 };
 126
 127 &sdhci_2 {
 128         bus-width = <4>;
 129         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
 130         pinctrl-names = "default";
 131         status = "okay";
 132 };
 133
 134 &serial_0 {
 135         status = "okay";
 136 };
 137
 138 &serial_1 {
 139         status = "okay";
 140 };
 141
 142 &serial_2 {
 143         status = "okay";
 144 };
 145
 146 &serial_3 {
 147         status = "okay";
 148 };