mirror of https://gitee.com/openkylin/linux.git
136 lines
3.7 KiB
Plaintext
136 lines
3.7 KiB
Plaintext
/*
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* Google Veyron Pinky Rev 2 board device tree source
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*
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* Copyright 2015 Google, Inc
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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/dts-v1/;
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#include "rk3288-veyron-chromebook.dtsi"
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#include "cros-ec-sbs.dtsi"
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/ {
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model = "Google Pinky";
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compatible = "google,veyron-pinky-rev2", "google,veyron-pinky",
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"google,veyron", "rockchip,rk3288";
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/delete-node/emmc-pwrseq;
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};
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&emmc {
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/*
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* Use a pullup instead of a drive since the output is 3.3V and
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* really should be 1.8V (oops). The external pulldown will help
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* bring the voltage down if we only drive with a pullup here.
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* Therefore disable the powerseq (and actual reset) for pinky.
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*/
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/delete-property/mmc-pwrseq;
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pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8 &emmc_reset>;
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};
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&edp {
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/delete-property/pinctrl-names;
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/delete-property/pinctrl-0;
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force-hpd;
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};
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&gpio_keys {
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pinctrl-0 = <&pwr_key_h &ap_lid_int_l>;
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power {
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gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
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};
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};
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/* Touchpad connector */
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&i2c3 {
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status = "okay";
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clock-frequency = <400000>;
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i2c-scl-falling-time-ns = <50>;
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i2c-scl-rising-time-ns = <300>;
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};
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&pinctrl {
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buttons {
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pwr_key_h: pwr-key-h {
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rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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};
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emmc {
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emmc_reset: emmc-reset {
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rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_up>;
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};
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};
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sdmmc {
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sdmmc_wp_gpio: sdmmc-wp-gpio {
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rockchip,pins = <7 10 RK_FUNC_GPIO &pcfg_pull_up>;
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};
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};
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};
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&rk808 {
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regulators {
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vcc18_lcd: SWITCH_REG2 {
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regulator-always-on;
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regulator-boot-on;
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regulator-name = "vcc18_lcd";
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regulator-state-mem {
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regulator-off-in-suspend;
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};
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};
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};
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};
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&sdmmc {
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pinctrl-names = "default";
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pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
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&sdmmc_wp_gpio &sdmmc_bus4>;
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wp-gpios = <&gpio7 RK_PB2 GPIO_ACTIVE_HIGH>;
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};
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&tsadc {
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/* Some connection is flaky making the tsadc hang the system */
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status = "disabled";
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};
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