linux/arch/arm/boot/dts/rk3288-veyron-pinky.dts

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