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/interrupt-controller/irq.h>
  15 #include <dt-bindings/pwm/pwm.h>
  16
  17 / {
  18         model = "armadillo 800 eva reference";
  19         compatible = "renesas,armadillo800eva-reference", "renesas,r8a7740";
  20
  21         chosen {
  22                 bootargs = "console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp rw";
  23         };
  24
  25         memory {
  26                 device_type = "memory";
  27                 reg = <0x40000000 0x20000000>;
  28         };
  29
  30         reg_3p3v: regulator@0 {
  31                 compatible = "regulator-fixed";
  32                 regulator-name = "fixed-3.3V";
  33                 regulator-min-microvolt = <3300000>;
  34                 regulator-max-microvolt = <3300000>;
  35                 regulator-always-on;
  36                 regulator-boot-on;
  37         };
  38
  39         vcc_sdhi0: regulator@1 {
  40                 compatible = "regulator-fixed";
  41
  42                 regulator-name = "SDHI0 Vcc";
  43                 regulator-min-microvolt = <3300000>;
  44                 regulator-max-microvolt = <3300000>;
  45
  46                 gpio = <&pfc 75 GPIO_ACTIVE_HIGH>;
  47                 enable-active-high;
  48         };
  49
  50         vccq_sdhi0: regulator@2 {
  51                 compatible = "regulator-gpio";
  52
  53                 regulator-name = "SDHI0 VccQ";
  54                 regulator-min-microvolt = <1800000>;
  55                 regulator-max-microvolt = <3300000>;
  56                 vin-supply = <&vcc_sdhi0>;
  57
  58                 enable-gpio = <&pfc 74 GPIO_ACTIVE_HIGH>;
  59                 gpios = <&pfc 17 GPIO_ACTIVE_HIGH>;
  60                 states = <3300000 0
  61                           1800000 1>;
  62
  63                 enable-active-high;
  64         };
  65
  66         leds {
  67                 compatible = "gpio-leds";
  68                 led1 {
  69                         gpios = <&pfc 102 GPIO_ACTIVE_HIGH>;
  70                 };
  71                 led2 {
  72                         gpios = <&pfc 111 GPIO_ACTIVE_HIGH>;
  73                 };
  74                 led3 {
  75                         gpios = <&pfc 110 GPIO_ACTIVE_HIGH>;
  76                 };
  77                 led4 {
  78                         gpios = <&pfc 177 GPIO_ACTIVE_HIGH>;
  79                 };
  80         };
  81
  82         backlight {
  83                 compatible = "pwm-backlight";
  84                 pwms = <&tpu 2 33333 PWM_POLARITY_INVERTED>;
  85                 brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
  86                 default-brightness-level = <9>;
  87                 pinctrl-0 = <&backlight_pins>;
  88                 pinctrl-names = "default";
  89         };
  90
  91         sound {
  92                 compatible = "simple-audio-card";
  93
  94                 simple-audio-card,format = "i2s";
  95
  96                 simple-audio-card,cpu {
  97                         sound-dai = <&sh_fsi2 0>;
  98                         bitclock-inversion;
  99                 };
 100
 101                 simple-audio-card,codec {
 102                         sound-dai = <&wm8978>;
 103                         bitclock-master;
 104                         frame-master;
 105                         system-clock-frequency = <12288000>;
 106                 };
 107         };
 108 };
 109
 110 &i2c0 {
 111         status = "okay";
 112         touchscreen@55 {
 113                 compatible = "sitronix,st1232";
 114                 reg = <0x55>;
 115                 interrupt-parent = <&irqpin1>;
 116                 interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
 117                 pinctrl-0 = <&st1232_pins>;
 118                 pinctrl-names = "default";
 119                 gpios = <&pfc 166 GPIO_ACTIVE_LOW>;
 120         };
 121
 122         wm8978: wm8978@1a {
 123                 #sound-dai-cells = <0>;
 124                 compatible = "wlf,wm8978";
 125                 reg = <0x1a>;
 126         };
 127 };
 128
 129 &pfc {
 130         pinctrl-0 = <&scifa1_pins>;
 131         pinctrl-names = "default";
 132
 133         scifa1_pins: serial1 {
 134                 renesas,groups = "scifa1_data";
 135                 renesas,function = "scifa1";
 136         };
 137
 138         st1232_pins: touchscreen {
 139                 renesas,groups = "intc_irq10";
 140                 renesas,function = "intc";
 141         };
 142
 143         backlight_pins: backlight {
 144                 renesas,groups = "tpu0_to2_1";
 145                 renesas,function = "tpu0";
 146         };
 147
 148         mmc0_pins: mmc0 {
 149                 renesas,groups = "mmc0_data8_1", "mmc0_ctrl_1";
 150                 renesas,function = "mmc0";
 151         };
 152
 153         sdhi0_pins: sd0 {
 154                 renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_wp";
 155                 renesas,function = "sdhi0";
 156         };
 157
 158         fsia_pins: sounda {
 159                 renesas,groups = "fsia_sclk_in", "fsia_mclk_out",
 160                                  "fsia_data_in_1", "fsia_data_out_0";
 161                 renesas,function = "fsia";
 162         };
 163 };
 164
 165 &tpu {
 166         status = "okay";
 167 };
 168
 169 &mmcif0 {
 170         pinctrl-0 = <&mmc0_pins>;
 171         pinctrl-names = "default";
 172
 173         vmmc-supply = <&reg_3p3v>;
 174         bus-width = <8>;
 175         non-removable;
 176         status = "okay";
 177 };
 178
 179 &sdhi0 {
 180         pinctrl-0 = <&sdhi0_pins>;
 181         pinctrl-names = "default";
 182
 183         vmmc-supply = <&vcc_sdhi0>;
 184         vqmmc-supply = <&vccq_sdhi0>;
 185         bus-width = <4>;
 186         cd-gpios = <&pfc 167 GPIO_ACTIVE_LOW>;
 187         status = "okay";
 188 };
 189
 190 &sh_fsi2 {
 191         pinctrl-0 = <&fsia_pins>;
 192         pinctrl-names = "default";
 193
 194         status = "okay";
 195 };