arch/arm/dts/rk3288-veyron-chromebook.dtsi

   1 /*
   2  * Google Veyron (and derivatives) board device tree source
   3  *
   4  * Copyright 2014 Google, Inc
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0
   7  */
   8
   9 #include <dt-bindings/clock/rockchip,rk808.h>
  10 #include <dt-bindings/input/input.h>
  11 #include "rk3288-veyron.dtsi"
  12
  13 / {
  14         aliases {
  15                 i2c20 = &i2c_tunnel;
  16         };
  17
  18         gpio_keys: gpio-keys {
  19                 pinctrl-0 = <&pwr_key_h &ap_lid_int_l>;
  20                 lid {
  21                         label = "Lid";
  22                         gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
  23                         linux,code = <0>; /* SW_LID */
  24                         linux,input-type = <5>; /* EV_SW */
  25                         debounce-interval = <1>;
  26                         gpio-key,wakeup;
  27                 };
  28         };
  29
  30         gpio-charger {
  31                 compatible = "gpio-charger";
  32                 gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
  33                 pinctrl-names = "default";
  34                 pinctrl-0 = <&ac_present_ap>;
  35                 charger-type = "mains";
  36         };
  37
  38         /* A non-regulated voltage from power supply or battery */
  39         vccsys: vccsys {
  40                 compatible = "regulator-fixed";
  41                 regulator-name = "vccsys";
  42                 regulator-boot-on;
  43                 regulator-always-on;
  44         };
  45
  46         vcc33_sys: vcc33-sys {
  47                 vin-supply = <&vccsys>;
  48         };
  49
  50         vcc_5v: vcc-5v {
  51                 vin-supply = <&vccsys>;
  52         };
  53
  54         /* This turns on vbus for host1 (dwc2) */
  55         vcc5_host1: vcc5-host1-regulator {
  56                 compatible = "regulator-fixed";
  57                 enable-active-high;
  58                 gpio = <&gpio0 11 GPIO_ACTIVE_HIGH>;
  59                 pinctrl-names = "default";
  60                 pinctrl-0 = <&host1_pwr_en>;
  61                 regulator-name = "vcc5_host1";
  62                 regulator-always-on;
  63                 regulator-boot-on;
  64         };
  65
  66         /* This turns on vbus for otg for host mode (dwc2) */
  67         vcc5v_otg: vcc5v-otg-regulator {
  68                 compatible = "regulator-fixed";
  69                 enable-active-high;
  70                 gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>;
  71                 pinctrl-names = "default";
  72                 pinctrl-0 = <&usbotg_pwren_h>;
  73                 regulator-name = "vcc5_host2";
  74                 regulator-always-on;
  75                 regulator-boot-on;
  76         };
  77 };
  78
  79 &rk808 {
  80         regulators {
  81                 vcc33_ccd: LDO_REG8 {
  82                         regulator-always-on;
  83                         regulator-boot-on;
  84                         regulator-min-microvolt = <3300000>;
  85                         regulator-max-microvolt = <3300000>;
  86                         regulator-name = "vcc33_ccd";
  87                         regulator-suspend-mem-disabled;
  88                 };
  89         };
  90 };
  91
  92 &spi0 {
  93         status = "okay";
  94
  95         cros_ec: ec@0 {
  96                 compatible = "google,cros-ec-spi";
  97                 spi-max-frequency = <3000000>;
  98                 interrupt-parent = <&gpio7>;
  99                 interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
 100                 pinctrl-names = "default";
 101                 pinctrl-0 = <&ec_int>;
 102                 reg = <0>;
 103                 google,cros-ec-spi-pre-delay = <30>;
 104
 105                 i2c_tunnel: i2c-tunnel {
 106                         compatible = "google,cros-ec-i2c-tunnel";
 107                         google,remote-bus = <0>;
 108                         #address-cells = <1>;
 109                         #size-cells = <0>;
 110                 };
 111         };
 112 };
 113
 114 &i2c4 {
 115         trackpad@15 {
 116                 compatible = "elan,i2c_touchpad";
 117                 interrupt-parent = <&gpio7>;
 118                 interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
 119                 pinctrl-names = "default";
 120                 pinctrl-0 = <&trackpad_int>;
 121                 reg = <0x15>;
 122                 vcc-supply = <&vcc33_io>;
 123                 wakeup-source;
 124         };
 125 };
 126
 127 &pinctrl {
 128         pinctrl-0 = <
 129                 /* Common for sleep and wake, but no owners */
 130                 &ddr0_retention
 131                 &ddrio_pwroff
 132                 &global_pwroff
 133
 134                 /* Wake only */
 135                 &suspend_l_wake
 136                 &bt_dev_wake_awake
 137         >;
 138         pinctrl-1 = <
 139                 /* Common for sleep and wake, but no owners */
 140                 &ddr0_retention
 141                 &ddrio_pwroff
 142                 &global_pwroff
 143
 144                 /* Sleep only */
 145                 &suspend_l_sleep
 146                 &bt_dev_wake_sleep
 147         >;
 148
 149         buttons {
 150                 ap_lid_int_l: ap-lid-int-l {
 151                         rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_up>;
 152                 };
 153         };
 154
 155         charger {
 156                 ac_present_ap: ac-present-ap {
 157                         rockchip,pins = <0 8 RK_FUNC_GPIO &pcfg_pull_up>;
 158                 };
 159         };
 160
 161         cros-ec {
 162                 ec_int: ec-int {
 163                         rockchip,pins = <7 7 RK_FUNC_GPIO &pcfg_pull_none>;
 164                 };
 165         };
 166
 167         sdmmc {
 168                 sdmmc_wp_gpio: sdmmc-wp-gpio {
 169                         rockchip,pins = <7 10 RK_FUNC_GPIO &pcfg_pull_up>;
 170                 };
 171         };
 172
 173         suspend {
 174                 suspend_l_wake: suspend-l-wake {
 175                         rockchip,pins = <0 17 RK_FUNC_GPIO &pcfg_output_low>;
 176                 };
 177
 178                 suspend_l_sleep: suspend-l-sleep {
 179                         rockchip,pins = <0 17 RK_FUNC_GPIO &pcfg_output_high>;
 180                 };
 181         };
 182
 183         trackpad {
 184                 trackpad_int: trackpad-int {
 185                         rockchip,pins = <7 3 RK_FUNC_GPIO &pcfg_pull_up>;
 186                 };
 187         };
 188
 189         usb-host {
 190                 host1_pwr_en: host1-pwr-en {
 191                         rockchip,pins = <0 11 RK_FUNC_GPIO &pcfg_pull_none>;
 192                 };
 193
 194                 usbotg_pwren_h: usbotg-pwren-h {
 195                         rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>;
 196                 };
 197         };
 198 };
 199
 200 #include "cros-ec-keyboard.dtsi"