arch/arm/boot/dts/rk3288-evb.dtsi

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License as published by
   4  * the Free Software Foundation; either version 2 of the License, or
   5  * (at your option) any later version.
   6  *
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  * GNU General Public License for more details.
  11  */
  12
  13 #include "rk3288.dtsi"
  14
  15 / {
  16         memory {
  17                 reg = <0x0 0x80000000>;
  18         };
  19
  20         gpio-keys {
  21                 compatible = "gpio-keys";
  22                 #address-cells = <1>;
  23                 #size-cells = <0>;
  24                 autorepeat;
  25
  26                 pinctrl-names = "default";
  27                 pinctrl-0 = <&pwrbtn>;
  28
  29                 button@0 {
  30                         gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
  31                         linux,code = <116>;
  32                         label = "GPIO Key Power";
  33                         linux,input-type = <1>;
  34                         gpio-key,wakeup = <1>;
  35                         debounce-interval = <100>;
  36                 };
  37         };
  38
  39         /* This turns on USB vbus for both host0 (ehci) and host1 (dwc2) */
  40         vcc_host: vcc-host-regulator {
  41                 compatible = "regulator-fixed";
  42                 enable-active-high;
  43                 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
  44                 pinctrl-names = "default";
  45                 pinctrl-0 = <&host_vbus_drv>;
  46                 regulator-name = "vcc_host";
  47                 regulator-always-on;
  48                 regulator-boot-on;
  49         };
  50 };
  51
  52 &emmc {
  53         broken-cd;
  54         bus-width = <8>;
  55         cap-mmc-highspeed;
  56         disable-wp;
  57         non-removable;
  58         num-slots = <1>;
  59         pinctrl-names = "default";
  60         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
  61         status = "okay";
  62 };
  63
  64 &sdmmc {
  65         bus-width = <4>;
  66         cap-mmc-highspeed;
  67         cap-sd-highspeed;
  68         card-detect-delay = <200>;
  69         disable-wp;                     /* wp not hooked up */
  70         num-slots = <1>;
  71         pinctrl-names = "default";
  72         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
  73         status = "okay";
  74 };
  75
  76 &i2c0 {
  77         status = "okay";
  78 };
  79
  80 &wdt {
  81         status = "okay";
  82 };
  83
  84 &uart0 {
  85         status = "okay";
  86 };
  87
  88 &uart1 {
  89         status = "okay";
  90 };
  91
  92 &uart2 {
  93         status = "okay";
  94 };
  95
  96 &uart3 {
  97         status = "okay";
  98 };
  99
 100 &uart4 {
 101         status = "okay";
 102 };
 103
 104 &pinctrl {
 105         buttons {
 106                 pwrbtn: pwrbtn {
 107                         rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
 108                 };
 109         };
 110
 111         pmic {
 112                 pmic_int: pmic-int {
 113                         rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
 114                 };
 115         };
 116
 117         usb {
 118                 host_vbus_drv: host-vbus-drv {
 119                         rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
 120                 };
 121         };
 122 };
 123
 124 &usb_host0_ehci {
 125         status = "okay";
 126 };