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         aliases {
  23                 serial1 = &scifa1;
  24         };
  25
  26         chosen {
  27                 bootargs = "console=tty0 console=ttySC1,115200 ignore_loglevel root=/dev/nfs ip=dhcp rw";
  28         };
  29
  30         memory {
  31                 device_type = "memory";
  32                 reg = <0x40000000 0x20000000>;
  33         };
  34
  35         reg_3p3v: regulator@0 {
  36                 compatible = "regulator-fixed";
  37                 regulator-name = "fixed-3.3V";
  38                 regulator-min-microvolt = <3300000>;
  39                 regulator-max-microvolt = <3300000>;
  40                 regulator-always-on;
  41                 regulator-boot-on;
  42         };
  43
  44         vcc_sdhi0: regulator@1 {
  45                 compatible = "regulator-fixed";
  46
  47                 regulator-name = "SDHI0 Vcc";
  48                 regulator-min-microvolt = <3300000>;
  49                 regulator-max-microvolt = <3300000>;
  50
  51                 gpio = <&pfc 75 GPIO_ACTIVE_HIGH>;
  52                 enable-active-high;
  53         };
  54
  55         vccq_sdhi0: regulator@2 {
  56                 compatible = "regulator-gpio";
  57
  58                 regulator-name = "SDHI0 VccQ";
  59                 regulator-min-microvolt = <1800000>;
  60                 regulator-max-microvolt = <3300000>;
  61                 vin-supply = <&vcc_sdhi0>;
  62
  63                 enable-gpio = <&pfc 74 GPIO_ACTIVE_HIGH>;
  64                 gpios = <&pfc 17 GPIO_ACTIVE_HIGH>;
  65                 states = <3300000 0
  66                           1800000 1>;
  67
  68                 enable-active-high;
  69         };
  70
  71         reg_5p0v: regulator@3 {
  72                 compatible = "regulator-fixed";
  73                 regulator-name = "fixed-5.0V";
  74                 regulator-min-microvolt = <5000000>;
  75                 regulator-max-microvolt = <5000000>;
  76                 regulator-always-on;
  77                 regulator-boot-on;
  78         };
  79
  80         gpio-keys {
  81                 compatible = "gpio-keys";
  82
  83                 power-key {
  84                         gpios = <&pfc 99 GPIO_ACTIVE_LOW>;
  85                         linux,code = <KEY_POWER>;
  86                         label = "SW3";
  87                         gpio-key,wakeup;
  88                 };
  89
  90                 back-key {
  91                         gpios = <&pfc 100 GPIO_ACTIVE_LOW>;
  92                         linux,code = <KEY_BACK>;
  93                         label = "SW4";
  94                 };
  95
  96                 menu-key {
  97                         gpios = <&pfc 97 GPIO_ACTIVE_LOW>;
  98                         linux,code = <KEY_MENU>;
  99                         label = "SW5";
 100                 };
 101
 102                 home-key {
 103                         gpios = <&pfc 98 GPIO_ACTIVE_LOW>;
 104                         linux,code = <KEY_HOME>;
 105                         label = "SW6";
 106                 };
 107         };
 108
 109         leds {
 110                 compatible = "gpio-leds";
 111                 led3 {
 112                         gpios = <&pfc 102 GPIO_ACTIVE_HIGH>;
 113                         label = "LED3";
 114                 };
 115                 led4 {
 116                         gpios = <&pfc 111 GPIO_ACTIVE_HIGH>;
 117                         label = "LED4";
 118                 };
 119                 led5 {
 120                         gpios = <&pfc 110 GPIO_ACTIVE_HIGH>;
 121                         label = "LED5";
 122                 };
 123                 led6 {
 124                         gpios = <&pfc 177 GPIO_ACTIVE_HIGH>;
 125                         label = "LED6";
 126                 };
 127         };
 128
 129         i2c2: i2c@2 {
 130                 #address-cells = <1>;
 131                 #size-cells = <0>;
 132                 compatible = "i2c-gpio";
 133                 gpios = <&pfc 208 GPIO_ACTIVE_HIGH /* sda */
 134                          &pfc 91 GPIO_ACTIVE_HIGH /* scl */
 135                         >;
 136                 i2c-gpio,delay-us = <5>;
 137         };
 138
 139         backlight {
 140                 compatible = "pwm-backlight";
 141                 pwms = <&tpu 2 33333 PWM_POLARITY_INVERTED>;
 142                 brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
 143                 default-brightness-level = <9>;
 144                 pinctrl-0 = <&backlight_pins>;
 145                 pinctrl-names = "default";
 146                 power-supply = <&reg_5p0v>;
 147                 enable-gpios = <&pfc 61 GPIO_ACTIVE_HIGH>;
 148         };
 149
 150         sound {
 151                 compatible = "simple-audio-card";
 152
 153                 simple-audio-card,format = "i2s";
 154
 155                 simple-audio-card,cpu {
 156                         sound-dai = <&sh_fsi2 0>;
 157                         bitclock-inversion;
 158                 };
 159
 160                 simple-audio-card,codec {
 161                         sound-dai = <&wm8978>;
 162                         bitclock-master;
 163                         frame-master;
 164                         system-clock-frequency = <12288000>;
 165                 };
 166         };
 167 };
 168
 169 &ether {
 170         pinctrl-0 = <&ether_pins>;
 171         pinctrl-names = "default";
 172
 173         phy-handle = <&phy0>;
 174         status = "ok";
 175
 176         phy0: ethernet-phy@0 {
 177                 reg = <0>;
 178         };
 179 };
 180
 181 &i2c0 {
 182         status = "okay";
 183         touchscreen@55 {
 184                 compatible = "sitronix,st1232";
 185                 reg = <0x55>;
 186                 interrupt-parent = <&irqpin1>;
 187                 interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
 188                 pinctrl-0 = <&st1232_pins>;
 189                 pinctrl-names = "default";
 190                 gpios = <&pfc 166 GPIO_ACTIVE_LOW>;
 191         };
 192
 193         wm8978: wm8978@1a {
 194                 #sound-dai-cells = <0>;
 195                 compatible = "wlf,wm8978";
 196                 reg = <0x1a>;
 197         };
 198 };
 199
 200 &i2c2 {
 201         status = "okay";
 202         rtc@30 {
 203                 compatible = "sii,s35390a";
 204                 reg = <0x30>;
 205         };
 206 };
 207
 208 &pfc {
 209         ether_pins: ether {
 210                 renesas,groups = "gether_mii", "gether_int";
 211                 renesas,function = "gether";
 212         };
 213
 214         scifa1_pins: serial1 {
 215                 renesas,groups = "scifa1_data";
 216                 renesas,function = "scifa1";
 217         };
 218
 219         st1232_pins: touchscreen {
 220                 renesas,groups = "intc_irq10";
 221                 renesas,function = "intc";
 222         };
 223
 224         backlight_pins: backlight {
 225                 renesas,groups = "tpu0_to2_1";
 226                 renesas,function = "tpu0";
 227         };
 228
 229         mmc0_pins: mmc0 {
 230                 renesas,groups = "mmc0_data8_1", "mmc0_ctrl_1";
 231                 renesas,function = "mmc0";
 232         };
 233
 234         sdhi0_pins: sd0 {
 235                 renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_wp";
 236                 renesas,function = "sdhi0";
 237         };
 238
 239         fsia_pins: sounda {
 240                 renesas,groups = "fsia_sclk_in", "fsia_mclk_out",
 241                                  "fsia_data_in_1", "fsia_data_out_0";
 242                 renesas,function = "fsia";
 243         };
 244 };
 245
 246 &tpu {
 247         status = "okay";
 248 };
 249
 250 &mmcif0 {
 251         pinctrl-0 = <&mmc0_pins>;
 252         pinctrl-names = "default";
 253
 254         vmmc-supply = <&reg_3p3v>;
 255         bus-width = <8>;
 256         non-removable;
 257         status = "okay";
 258 };
 259
 260 &scifa1 {
 261         pinctrl-0 = <&scifa1_pins>;
 262         pinctrl-names = "default";
 263
 264         status = "okay";
 265 };
 266
 267 &sdhi0 {
 268         pinctrl-0 = <&sdhi0_pins>;
 269         pinctrl-names = "default";
 270
 271         vmmc-supply = <&vcc_sdhi0>;
 272         vqmmc-supply = <&vccq_sdhi0>;
 273         bus-width = <4>;
 274         cd-gpios = <&pfc 167 GPIO_ACTIVE_LOW>;
 275         status = "okay";
 276 };
 277
 278 &sh_fsi2 {
 279         pinctrl-0 = <&fsia_pins>;
 280         pinctrl-names = "default";
 281
 282         status = "okay";
 283 };