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                 video0 = &vopl;
  17                 video1 = &vopb;
  18         };
  19
  20         gpio_keys: gpio-keys {
  21                 pinctrl-0 = <&pwr_key_h &ap_lid_int_l>;
  22                 lid {
  23                         label = "Lid";
  24                         gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
  25                         linux,code = <0>; /* SW_LID */
  26                         linux,input-type = <5>; /* EV_SW */
  27                         debounce-interval = <1>;
  28                         gpio-key,wakeup;
  29                 };
  30         };
  31
  32         gpio-charger {
  33                 compatible = "gpio-charger";
  34                 gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
  35                 pinctrl-names = "default";
  36                 pinctrl-0 = <&ac_present_ap>;
  37                 charger-type = "mains";
  38         };
  39
  40         /* A non-regulated voltage from power supply or battery */
  41         vccsys: vccsys {
  42                 compatible = "regulator-fixed";
  43                 regulator-name = "vccsys";
  44                 regulator-boot-on;
  45                 regulator-always-on;
  46         };
  47
  48         vcc33_sys: vcc33-sys {
  49                 vin-supply = <&vccsys>;
  50         };
  51
  52         vcc_5v: vcc-5v {
  53                 vin-supply = <&vccsys>;
  54         };
  55
  56         /* This turns on vbus for host1 (dwc2) */
  57         vcc5_host1: vcc5-host1-regulator {
  58                 compatible = "regulator-fixed";
  59                 enable-active-high;
  60                 gpio = <&gpio0 11 GPIO_ACTIVE_HIGH>;
  61                 pinctrl-names = "default";
  62                 pinctrl-0 = <&host1_pwr_en>;
  63                 regulator-name = "vcc5_host1";
  64                 regulator-always-on;
  65                 regulator-boot-on;
  66         };
  67
  68         /* This turns on vbus for otg for host mode (dwc2) */
  69         vcc5v_otg: vcc5v-otg-regulator {
  70                 compatible = "regulator-fixed";
  71                 enable-active-high;
  72                 gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>;
  73                 pinctrl-names = "default";
  74                 pinctrl-0 = <&usbotg_pwren_h>;
  75                 regulator-name = "vcc5_host2";
  76                 regulator-always-on;
  77                 regulator-boot-on;
  78         };
  79 };
  80
  81 &rk808 {
  82         regulators {
  83                 vcc33_ccd: LDO_REG8 {
  84                         regulator-always-on;
  85                         regulator-boot-on;
  86                         regulator-min-microvolt = <3300000>;
  87                         regulator-max-microvolt = <3300000>;
  88                         regulator-name = "vcc33_ccd";
  89                         regulator-suspend-mem-disabled;
  90                 };
  91         };
  92 };
  93
  94 &spi0 {
  95         status = "okay";
  96         spi-activate-delay = <100>;
  97         spi-max-frequency = <3000000>;
  98         spi-deactivate-delay = <200>;
  99
 100         cros_ec: ec@0 {
 101                 compatible = "google,cros-ec-spi";
 102                 spi-max-frequency = <3000000>;
 103                 interrupt-parent = <&gpio7>;
 104                 interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
 105                 ec-interrupt = <&gpio7 7 GPIO_ACTIVE_LOW>;
 106                 pinctrl-names = "default";
 107                 pinctrl-0 = <&ec_int>;
 108                 reg = <0>;
 109                 google,cros-ec-spi-pre-delay = <30>;
 110
 111                 i2c_tunnel: i2c-tunnel {
 112                         compatible = "google,cros-ec-i2c-tunnel";
 113                         google,remote-bus = <0>;
 114                         #address-cells = <1>;
 115                         #size-cells = <0>;
 116                 };
 117         };
 118 };
 119
 120 &i2c4 {
 121         trackpad@15 {
 122                 compatible = "elan,i2c_touchpad";
 123                 interrupt-parent = <&gpio7>;
 124                 interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
 125                 pinctrl-names = "default";
 126                 pinctrl-0 = <&trackpad_int>;
 127                 reg = <0x15>;
 128                 vcc-supply = <&vcc33_io>;
 129                 wakeup-source;
 130         };
 131 };
 132
 133 &pinctrl {
 134         pinctrl-0 = <
 135                 /* Common for sleep and wake, but no owners */
 136                 &ddr0_retention
 137                 &ddrio_pwroff
 138                 &global_pwroff
 139
 140                 /* Wake only */
 141                 &suspend_l_wake
 142                 &bt_dev_wake_awake
 143         >;
 144         pinctrl-1 = <
 145                 /* Common for sleep and wake, but no owners */
 146                 &ddr0_retention
 147                 &ddrio_pwroff
 148                 &global_pwroff
 149
 150                 /* Sleep only */
 151                 &suspend_l_sleep
 152                 &bt_dev_wake_sleep
 153         >;
 154
 155         buttons {
 156                 ap_lid_int_l: ap-lid-int-l {
 157                         rockchip,pins = <0 6 RK_FUNC_GPIO &pcfg_pull_up>;
 158                 };
 159         };
 160
 161         charger {
 162                 ac_present_ap: ac-present-ap {
 163                         rockchip,pins = <0 8 RK_FUNC_GPIO &pcfg_pull_up>;
 164                 };
 165         };
 166
 167         cros-ec {
 168                 ec_int: ec-int {
 169                         rockchip,pins = <7 7 RK_FUNC_GPIO &pcfg_pull_none>;
 170                 };
 171         };
 172
 173         sdmmc {
 174                 sdmmc_wp_gpio: sdmmc-wp-gpio {
 175                         rockchip,pins = <7 10 RK_FUNC_GPIO &pcfg_pull_up>;
 176                 };
 177         };
 178
 179         suspend {
 180                 suspend_l_wake: suspend-l-wake {
 181                         rockchip,pins = <0 17 RK_FUNC_GPIO &pcfg_output_low>;
 182                 };
 183
 184                 suspend_l_sleep: suspend-l-sleep {
 185                         rockchip,pins = <0 17 RK_FUNC_GPIO &pcfg_output_high>;
 186                 };
 187         };
 188
 189         trackpad {
 190                 trackpad_int: trackpad-int {
 191                         rockchip,pins = <7 3 RK_FUNC_GPIO &pcfg_pull_up>;
 192                 };
 193         };
 194
 195         usb-host {
 196                 host1_pwr_en: host1-pwr-en {
 197                         rockchip,pins = <0 11 RK_FUNC_GPIO &pcfg_pull_none>;
 198                 };
 199
 200                 usbotg_pwren_h: usbotg-pwren-h {
 201                         rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>;
 202                 };
 203         };
 204 };
 205
 206 #include "cros-ec-keyboard.dtsi"