arch/arm/boot/dts/exynos5800-peach-pi.dts

   1 /*
   2  * Google Peach Pi Rev 10+ board device tree source
   3  *
   4  * Copyright (c) 2014 Google, Inc
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 /dts-v1/;
  12 #include <dt-bindings/input/input.h>
  13 #include <dt-bindings/gpio/gpio.h>
  14 #include "exynos5800.dtsi"
  15
  16 / {
  17         model = "Google Peach Pi Rev 10+";
  18
  19         compatible = "google,pi-rev16",
  20                 "google,pi-rev15", "google,pi-rev14",
  21                 "google,pi-rev13", "google,pi-rev12",
  22                 "google,pi-rev11", "google,pi-rev10",
  23                 "google,pi", "google,peach", "samsung,exynos5800",
  24                 "samsung,exynos5";
  25
  26         memory {
  27                 reg = <0x20000000 0x80000000>;
  28         };
  29
  30         fixed-rate-clocks {
  31                 oscclk {
  32                         compatible = "samsung,exynos5420-oscclk";
  33                         clock-frequency = <24000000>;
  34                 };
  35         };
  36
  37         gpio-keys {
  38                 compatible = "gpio-keys";
  39
  40                 pinctrl-names = "default";
  41                 pinctrl-0 = <&power_key_irq>;
  42
  43                 power {
  44                         label = "Power";
  45                         gpios = <&gpx1 2 GPIO_ACTIVE_LOW>;
  46                         linux,code = <KEY_POWER>;
  47                         gpio-key,wakeup;
  48                 };
  49         };
  50
  51         backlight {
  52                 compatible = "pwm-backlight";
  53                 pwms = <&pwm 0 1000000 0>;
  54                 brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
  55                 default-brightness-level = <7>;
  56                 pinctrl-0 = <&pwm0_out>;
  57                 pinctrl-names = "default";
  58         };
  59 };
  60
  61 &pinctrl_0 {
  62         tpm_irq: tpm-irq {
  63                 samsung,pins = "gpx1-0";
  64                 samsung,pin-function = <0>;
  65                 samsung,pin-pud = <0>;
  66                 samsung,pin-drv = <0>;
  67         };
  68
  69         power_key_irq: power-key-irq {
  70                 samsung,pins = "gpx1-2";
  71                 samsung,pin-function = <0>;
  72                 samsung,pin-pud = <0>;
  73                 samsung,pin-drv = <0>;
  74         };
  75
  76         dp_hpd_gpio: dp_hpd_gpio {
  77                 samsung,pins = "gpx2-6";
  78                 samsung,pin-function = <0>;
  79                 samsung,pin-pud = <3>;
  80                 samsung,pin-drv = <0>;
  81         };
  82
  83         hdmi_hpd_irq: hdmi-hpd-irq {
  84                 samsung,pins = "gpx3-7";
  85                 samsung,pin-function = <0>;
  86                 samsung,pin-pud = <1>;
  87                 samsung,pin-drv = <0>;
  88         };
  89 };
  90
  91 &rtc {
  92         status = "okay";
  93 };
  94
  95 &uart_3 {
  96         status = "okay";
  97 };
  98
  99 &mmc_0 {
 100         status = "okay";
 101         num-slots = <1>;
 102         broken-cd;
 103         caps2-mmc-hs200-1_8v;
 104         supports-highspeed;
 105         non-removable;
 106         card-detect-delay = <200>;
 107         clock-frequency = <400000000>;
 108         samsung,dw-mshc-ciu-div = <3>;
 109         samsung,dw-mshc-sdr-timing = <0 4>;
 110         samsung,dw-mshc-ddr-timing = <0 2>;
 111         pinctrl-names = "default";
 112         pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
 113
 114         slot@0 {
 115                 reg = <0>;
 116                 bus-width = <8>;
 117         };
 118 };
 119
 120 &mmc_2 {
 121         status = "okay";
 122         num-slots = <1>;
 123         supports-highspeed;
 124         card-detect-delay = <200>;
 125         clock-frequency = <400000000>;
 126         samsung,dw-mshc-ciu-div = <3>;
 127         samsung,dw-mshc-sdr-timing = <2 3>;
 128         samsung,dw-mshc-ddr-timing = <1 2>;
 129         pinctrl-names = "default";
 130         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
 131
 132         slot@0 {
 133                 reg = <0>;
 134                 bus-width = <4>;
 135         };
 136 };
 137
 138 &dp {
 139         status = "okay";
 140         pinctrl-names = "default";
 141         pinctrl-0 = <&dp_hpd_gpio>;
 142         samsung,color-space = <0>;
 143         samsung,dynamic-range = <0>;
 144         samsung,ycbcr-coeff = <0>;
 145         samsung,color-depth = <1>;
 146         samsung,link-rate = <0x0a>;
 147         samsung,lane-count = <2>;
 148         samsung,hpd-gpio = <&gpx2 6 0>;
 149
 150         display-timings {
 151                 native-mode = <&timing1>;
 152
 153                 timing1: timing@1 {
 154                         clock-frequency = <150660000>;
 155                         hactive = <1920>;
 156                         vactive = <1080>;
 157                         hfront-porch = <60>;
 158                         hback-porch = <172>;
 159                         hsync-len = <80>;
 160                         vback-porch = <25>;
 161                         vfront-porch = <10>;
 162                         vsync-len = <10>;
 163                 };
 164         };
 165 };
 166
 167 &hsi2c_9 {
 168         status = "okay";
 169         clock-frequency = <400000>;
 170
 171         tpm@20 {
 172                 compatible = "infineon,slb9645tt";
 173                 reg = <0x20>;
 174                 /* Unused irq; but still need to configure the pins */
 175                 pinctrl-names = "default";
 176                 pinctrl-0 = <&tpm_irq>;
 177         };
 178 };
 179
 180 &i2c_2 {
 181         status = "okay";
 182         samsung,i2c-sda-delay = <100>;
 183         samsung,i2c-max-bus-freq = <66000>;
 184         samsung,i2c-slave-addr = <0x50>;
 185 };
 186
 187 &hdmi {
 188         status = "okay";
 189         hpd-gpio = <&gpx3 7 GPIO_ACTIVE_HIGH>;
 190         pinctrl-names = "default";
 191         pinctrl-0 = <&hdmi_hpd_irq>;
 192         ddc = <&i2c_2>;
 193 };
 194
 195 /*
 196  * Use longest HW watchdog in SoC (32 seconds) since the hardware
 197  * watchdog provides no debugging information (compared to soft/hard
 198  * lockup detectors) and so should be last resort.
 199  */
 200 &watchdog {
 201         timeout-sec = <32>;
 202 };