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/pwm/pwm.h>
  15
  16 / {
  17         model = "armadillo 800 eva reference";
  18         compatible = "renesas,armadillo800eva-reference", "renesas,r8a7740";
  19
  20         chosen {
  21                 bootargs = "console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp rw";
  22         };
  23
  24         memory {
  25                 device_type = "memory";
  26                 reg = <0x40000000 0x20000000>;
  27         };
  28
  29         reg_3p3v: regulator@0 {
  30                 compatible = "regulator-fixed";
  31                 regulator-name = "fixed-3.3V";
  32                 regulator-min-microvolt = <3300000>;
  33                 regulator-max-microvolt = <3300000>;
  34                 regulator-always-on;
  35                 regulator-boot-on;
  36         };
  37
  38         vcc_sdhi0: regulator@1 {
  39                 compatible = "regulator-fixed";
  40
  41                 regulator-name = "SDHI0 Vcc";
  42                 regulator-min-microvolt = <3300000>;
  43                 regulator-max-microvolt = <3300000>;
  44
  45                 gpio = <&pfc 75 GPIO_ACTIVE_HIGH>;
  46                 enable-active-high;
  47         };
  48
  49         vccq_sdhi0: regulator@2 {
  50                 compatible = "regulator-gpio";
  51
  52                 regulator-name = "SDHI0 VccQ";
  53                 regulator-min-microvolt = <1800000>;
  54                 regulator-max-microvolt = <3300000>;
  55                 vin-supply = <&vcc_sdhi0>;
  56
  57                 enable-gpio = <&pfc 74 GPIO_ACTIVE_HIGH>;
  58                 gpios = <&pfc 17 GPIO_ACTIVE_HIGH>;
  59                 states = <3300000 0
  60                           1800000 1>;
  61
  62                 enable-active-high;
  63         };
  64
  65         leds {
  66                 compatible = "gpio-leds";
  67                 led1 {
  68                         gpios = <&pfc 102 GPIO_ACTIVE_HIGH>;
  69                 };
  70                 led2 {
  71                         gpios = <&pfc 111 GPIO_ACTIVE_HIGH>;
  72                 };
  73                 led3 {
  74                         gpios = <&pfc 110 GPIO_ACTIVE_HIGH>;
  75                 };
  76                 led4 {
  77                         gpios = <&pfc 177 GPIO_ACTIVE_HIGH>;
  78                 };
  79         };
  80
  81         backlight {
  82                 compatible = "pwm-backlight";
  83                 pwms = <&tpu 2 33333 PWM_POLARITY_INVERTED>;
  84                 brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
  85                 default-brightness-level = <9>;
  86                 pinctrl-0 = <&backlight_pins>;
  87                 pinctrl-names = "default";
  88         };
  89 };
  90
  91 &i2c0 {
  92         status = "okay";
  93         touchscreen@55 {
  94                 compatible = "sitronix,st1232";
  95                 reg = <0x55>;
  96                 interrupt-parent = <&irqpin1>;
  97                 interrupts = <2 0>; /* IRQ10: hwirq 2 on irqpin1 */
  98                 pinctrl-0 = <&st1232_pins>;
  99                 pinctrl-names = "default";
 100                 gpios = <&pfc 166 GPIO_ACTIVE_LOW>;
 101         };
 102 };
 103
 104 &pfc {
 105         pinctrl-0 = <&scifa1_pins>;
 106         pinctrl-names = "default";
 107
 108         scifa1_pins: serial1 {
 109                 renesas,groups = "scifa1_data";
 110                 renesas,function = "scifa1";
 111         };
 112
 113         st1232_pins: touchscreen {
 114                 renesas,groups = "intc_irq10";
 115                 renesas,function = "intc";
 116         };
 117
 118         backlight_pins: backlight {
 119                 renesas,groups = "tpu0_to2_1";
 120                 renesas,function = "tpu0";
 121         };
 122
 123         mmc0_pins: mmc0 {
 124                 renesas,groups = "mmc0_data8_1", "mmc0_ctrl_1";
 125                 renesas,function = "mmc0";
 126         };
 127
 128         sdhi0_pins: sd0 {
 129                 renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_wp";
 130                 renesas,function = "sdhi0";
 131         };
 132 };
 133
 134 &tpu {
 135         status = "okay";
 136 };
 137
 138 &mmcif0 {
 139         pinctrl-0 = <&mmc0_pins>;
 140         pinctrl-names = "default";
 141
 142         vmmc-supply = <&reg_3p3v>;
 143         bus-width = <8>;
 144         non-removable;
 145         status = "okay";
 146 };
 147
 148 &sdhi0 {
 149         pinctrl-0 = <&sdhi0_pins>;
 150         pinctrl-names = "default";
 151
 152         vmmc-supply = <&vcc_sdhi0>;
 153         vqmmc-supply = <&vccq_sdhi0>;
 154         bus-width = <4>;
 155         cd-gpios = <&pfc 167 GPIO_ACTIVE_LOW>;
 156         status = "okay";
 157 };