arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts

   1 /*
   2  * Reference Device Tree Source for the armadillo 800 eva board
   3  *
   4  * Copyright (C) 2012 Renesas Solutions Corp.
   5  *
   6  * This file is licensed under the terms of the GNU General Public License
   7  * version 2.  This program is licensed "as is" without any warranty of any
   8  * kind, whether express or implied.
   9  */
  10
  11 /dts-v1/;
  12 #include "r8a7740.dtsi"
  13 #include <dt-bindings/gpio/gpio.h>
  14 #include <dt-bindings/input/input.h>
  15 #include <dt-bindings/interrupt-controller/irq.h>
  16 #include <dt-bindings/pwm/pwm.h>
  17
  18 / {
  19         model = "armadillo 800 eva reference";
  20         compatible = "renesas,armadillo800eva-reference", "renesas,r8a7740";
  21
  22         chosen {
  23                 bootargs = "console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp rw";
  24         };
  25
  26         memory {
  27                 device_type = "memory";
  28                 reg = <0x40000000 0x20000000>;
  29         };
  30
  31         reg_3p3v: regulator@0 {
  32                 compatible = "regulator-fixed";
  33                 regulator-name = "fixed-3.3V";
  34                 regulator-min-microvolt = <3300000>;
  35                 regulator-max-microvolt = <3300000>;
  36                 regulator-always-on;
  37                 regulator-boot-on;
  38         };
  39
  40         vcc_sdhi0: regulator@1 {
  41                 compatible = "regulator-fixed";
  42
  43                 regulator-name = "SDHI0 Vcc";
  44                 regulator-min-microvolt = <3300000>;
  45                 regulator-max-microvolt = <3300000>;
  46
  47                 gpio = <&pfc 75 GPIO_ACTIVE_HIGH>;
  48                 enable-active-high;
  49         };
  50
  51         vccq_sdhi0: regulator@2 {
  52                 compatible = "regulator-gpio";
  53
  54                 regulator-name = "SDHI0 VccQ";
  55                 regulator-min-microvolt = <1800000>;
  56                 regulator-max-microvolt = <3300000>;
  57                 vin-supply = <&vcc_sdhi0>;
  58
  59                 enable-gpio = <&pfc 74 GPIO_ACTIVE_HIGH>;
  60                 gpios = <&pfc 17 GPIO_ACTIVE_HIGH>;
  61                 states = <3300000 0
  62                           1800000 1>;
  63
  64                 enable-active-high;
  65         };
  66
  67         reg_5p0v: regulator@3 {
  68                 compatible = "regulator-fixed";
  69                 regulator-name = "fixed-5.0V";
  70                 regulator-min-microvolt = <5000000>;
  71                 regulator-max-microvolt = <5000000>;
  72                 regulator-always-on;
  73                 regulator-boot-on;
  74         };
  75
  76         gpio-keys {
  77                 compatible = "gpio-keys";
  78
  79                 power-key {
  80                         gpios = <&pfc 99 GPIO_ACTIVE_LOW>;
  81                         linux,code = <KEY_POWER>;
  82                         label = "SW3";
  83                         gpio-key,wakeup;
  84                 };
  85
  86                 back-key {
  87                         gpios = <&pfc 100 GPIO_ACTIVE_LOW>;
  88                         linux,code = <KEY_BACK>;
  89                         label = "SW4";
  90                 };
  91
  92                 menu-key {
  93                         gpios = <&pfc 97 GPIO_ACTIVE_LOW>;
  94                         linux,code = <KEY_MENU>;
  95                         label = "SW5";
  96                 };
  97
  98                 home-key {
  99                         gpios = <&pfc 98 GPIO_ACTIVE_LOW>;
 100                         linux,code = <KEY_HOME>;
 101                         label = "SW6";
 102                 };
 103         };
 104
 105         leds {
 106                 compatible = "gpio-leds";
 107                 led1 {
 108                         gpios = <&pfc 102 GPIO_ACTIVE_HIGH>;
 109                 };
 110                 led2 {
 111                         gpios = <&pfc 111 GPIO_ACTIVE_HIGH>;
 112                 };
 113                 led3 {
 114                         gpios = <&pfc 110 GPIO_ACTIVE_HIGH>;
 115                 };
 116                 led4 {
 117                         gpios = <&pfc 177 GPIO_ACTIVE_HIGH>;
 118                 };
 119         };
 120
 121         i2c2: i2c@2 {
 122                 #address-cells = <1>;
 123                 #size-cells = <0>;
 124                 compatible = "i2c-gpio";
 125                 gpios = <&pfc 208 GPIO_ACTIVE_HIGH /* sda */
 126                          &pfc 91 GPIO_ACTIVE_HIGH /* scl */
 127                         >;
 128                 i2c-gpio,delay-us = <5>;
 129         };
 130
 131         backlight {
 132                 compatible = "pwm-backlight";
 133                 pwms = <&tpu 2 33333 PWM_POLARITY_INVERTED>;
 134                 brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
 135                 default-brightness-level = <9>;
 136                 pinctrl-0 = <&backlight_pins>;
 137                 pinctrl-names = "default";
 138                 power-supply = <&reg_5p0v>;
 139                 enable-gpios = <&pfc 61 GPIO_ACTIVE_HIGH>;
 140         };
 141
 142         sound {
 143                 compatible = "simple-audio-card";
 144
 145                 simple-audio-card,format = "i2s";
 146
 147                 simple-audio-card,cpu {
 148                         sound-dai = <&sh_fsi2 0>;
 149                         bitclock-inversion;
 150                 };
 151
 152                 simple-audio-card,codec {
 153                         sound-dai = <&wm8978>;
 154                         bitclock-master;
 155                         frame-master;
 156                         system-clock-frequency = <12288000>;
 157                 };
 158         };
 159 };
 160
 161 &i2c0 {
 162         status = "okay";
 163         touchscreen@55 {
 164                 compatible = "sitronix,st1232";
 165                 reg = <0x55>;
 166                 interrupt-parent = <&irqpin1>;
 167                 interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
 168                 pinctrl-0 = <&st1232_pins>;
 169                 pinctrl-names = "default";
 170                 gpios = <&pfc 166 GPIO_ACTIVE_LOW>;
 171         };
 172
 173         wm8978: wm8978@1a {
 174                 #sound-dai-cells = <0>;
 175                 compatible = "wlf,wm8978";
 176                 reg = <0x1a>;
 177         };
 178 };
 179
 180 &i2c2 {
 181         status = "okay";
 182         rtc@30 {
 183                 compatible = "sii,s35390a";
 184                 reg = <0x30>;
 185         };
 186 };
 187
 188 &pfc {
 189         pinctrl-0 = <&scifa1_pins>;
 190         pinctrl-names = "default";
 191
 192         scifa1_pins: serial1 {
 193                 renesas,groups = "scifa1_data";
 194                 renesas,function = "scifa1";
 195         };
 196
 197         st1232_pins: touchscreen {
 198                 renesas,groups = "intc_irq10";
 199                 renesas,function = "intc";
 200         };
 201
 202         backlight_pins: backlight {
 203                 renesas,groups = "tpu0_to2_1";
 204                 renesas,function = "tpu0";
 205         };
 206
 207         mmc0_pins: mmc0 {
 208                 renesas,groups = "mmc0_data8_1", "mmc0_ctrl_1";
 209                 renesas,function = "mmc0";
 210         };
 211
 212         sdhi0_pins: sd0 {
 213                 renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_wp";
 214                 renesas,function = "sdhi0";
 215         };
 216
 217         fsia_pins: sounda {
 218                 renesas,groups = "fsia_sclk_in", "fsia_mclk_out",
 219                                  "fsia_data_in_1", "fsia_data_out_0";
 220                 renesas,function = "fsia";
 221         };
 222 };
 223
 224 &tpu {
 225         status = "okay";
 226 };
 227
 228 &mmcif0 {
 229         pinctrl-0 = <&mmc0_pins>;
 230         pinctrl-names = "default";
 231
 232         vmmc-supply = <&reg_3p3v>;
 233         bus-width = <8>;
 234         non-removable;
 235         status = "okay";
 236 };
 237
 238 &sdhi0 {
 239         pinctrl-0 = <&sdhi0_pins>;
 240         pinctrl-names = "default";
 241
 242         vmmc-supply = <&vcc_sdhi0>;
 243         vqmmc-supply = <&vccq_sdhi0>;
 244         bus-width = <4>;
 245         cd-gpios = <&pfc 167 GPIO_ACTIVE_LOW>;
 246         status = "okay";
 247 };
 248
 249 &sh_fsi2 {
 250         pinctrl-0 = <&fsia_pins>;
 251         pinctrl-names = "default";
 252
 253         status = "okay";
 254 };