git.sur5r.net Git - u-boot/blob - 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         spi-activate-delay = <100>;
  95         spi-max-frequency = <3000000>;
  96         spi-deactivate-delay = <200>;
  97
  98         cros_ec: ec@0 {
  99                 compatible = "google,cros-ec-spi";
 100                 spi-max-frequency = <3000000>;
 101                 interrupt-parent = <&gpio7>;
 102                 interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
 103                 ec-interrupt = <&gpio7 7 GPIO_ACTIVE_LOW>;
 104                 pinctrl-names = "default";
 105                 pinctrl-0 = <&ec_int>;
 106                 reg = <0>;
 107                 google,cros-ec-spi-pre-delay = <30>;
 108
 109                 i2c_tunnel: i2c-tunnel {
 110                         compatible = "google,cros-ec-i2c-tunnel";
 111                         google,remote-bus = <0>;
 112                         #address-cells = <1>;
 113                         #size-cells = <0>;
 114                 };
 115         };
 116 };
 117
 118 &i2c4 {
 119         trackpad@15 {
 120                 compatible = "elan,i2c_touchpad";
 121                 interrupt-parent = <&gpio7>;
 122                 interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
 123                 pinctrl-names = "default";
 124                 pinctrl-0 = <&trackpad_int>;
 125                 reg = <0x15>;
 126                 vcc-supply = <&vcc33_io>;
 127                 wakeup-source;
 128         };
 129 };
 130
 131 &pinctrl {
 132         pinctrl-0 = <
 133                 /* Common for sleep and wake, but no owners */
 134                 &ddr0_retention
 135                 &ddrio_pwroff
 136                 &global_pwroff
 137
 138                 /* Wake only */
 139                 &suspend_l_wake
 140                 &bt_dev_wake_awake
 141         >;
 142         pinctrl-1 = <
 143                 /* Common for sleep and wake, but no owners */
 144                 &ddr0_retention
 145                 &ddrio_pwroff
 146                 &global_pwroff
 147
 148                 /* Sleep only */
 149                 &suspend_l_sleep
 150                 &bt_dev_wake_sleep
 151         >;
 152
 153         buttons {
 154                 ap_lid_int_l: ap-lid-int-l {
 155                         rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_up>;
 156                 };
 157         };
 158
 159         charger {
 160                 ac_present_ap: ac-present-ap {
 161                         rockchip,pins = <0 8 RK_FUNC_GPIO &pcfg_pull_up>;
 162                 };
 163         };
 164
 165         cros-ec {
 166                 ec_int: ec-int {
 167                         rockchip,pins = <7 7 RK_FUNC_GPIO &pcfg_pull_none>;
 168                 };
 169         };
 170
 171         sdmmc {
 172                 sdmmc_wp_gpio: sdmmc-wp-gpio {
 173                         rockchip,pins = <7 10 RK_FUNC_GPIO &pcfg_pull_up>;
 174                 };
 175         };
 176
 177         suspend {
 178                 suspend_l_wake: suspend-l-wake {
 179                         rockchip,pins = <0 17 RK_FUNC_GPIO &pcfg_output_low>;
 180                 };
 181
 182                 suspend_l_sleep: suspend-l-sleep {
 183                         rockchip,pins = <0 17 RK_FUNC_GPIO &pcfg_output_high>;
 184                 };
 185         };
 186
 187         trackpad {
 188                 trackpad_int: trackpad-int {
 189                         rockchip,pins = <7 3 RK_FUNC_GPIO &pcfg_pull_up>;
 190                 };
 191         };
 192
 193         usb-host {
 194                 host1_pwr_en: host1-pwr-en {
 195                         rockchip,pins = <0 11 RK_FUNC_GPIO &pcfg_pull_none>;
 196                 };
 197
 198                 usbotg_pwren_h: usbotg-pwren-h {
 199                         rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>;
 200                 };
 201         };
 202 };
 203
 204 #include "cros-ec-keyboard.dtsi"