166 lines
4.5 KiB
Plaintext
166 lines
4.5 KiB
Plaintext
/*
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* Google Gru-Gru Rev 0+ board device tree source
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*
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* Copyright 2016 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 "rk3399-gru.dtsi"
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/ {
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model = "Google Gru";
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compatible = "google,gru-rev15", "google,gru-rev14",
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"google,gru-rev13", "google,gru-rev12",
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"google,gru-rev11", "google,gru-rev10",
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"google,gru-rev9", "google,gru-rev8",
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"google,gru-rev7", "google,gru-rev6",
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"google,gru-rev5", "google,gru-rev4",
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"google,gru-rev3", "google,gru-rev2",
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"google,gru-rev1", "google,gru-rev0",
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"google,gru", "rockchip,rk3399";
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// TODO: Model:
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// - pp1200_mipi_cam
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// - pp1800_mipi_cam
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// - pp2800_mipi_cam
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/* pp1800 children */
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pp1800_fp: pp1800-fp {
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compatible = "regulator-fixed";
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regulator-name = "pp1800_fp";
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pinctrl-names = "default";
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pinctrl-0 = <&fp_en>;
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enable-active-high;
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gpio = <&gpio1 1 GPIO_ACTIVE_HIGH>;
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regulator-always-on; // For bringup???
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regulator-boot-on; // For bringup???
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vin-supply = <&pp1800>;
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};
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/* pp3300 children */
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pp3300_fp: pp3300-fp {
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compatible = "regulator-fixed";
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regulator-name = "pp3300_fp";
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/* NOTE: fp_en pinctrl in pp1800_fp */
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enable-active-high;
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gpio = <&gpio1 1 GPIO_ACTIVE_HIGH>;
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regulator-always-on; // For bringup???
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regulator-boot-on; // For bringup???
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vin-supply = <&pp3300>;
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};
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};
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ap_i2c_dvs: &i2c0 {
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status = "okay";
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// TODO: bus speed
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// ...with no speed, it should just use 100kHz
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// TODO: rise / fall times?
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/* LP8556 */
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backlight@2c {
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compatible = "ti,lp8556";
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reg = <0x2c>;
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// TODO: Where do we specify AP_BL_EN???
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bl-name = "lcd-bl";
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dev-ctrl = /bits/ 8 <0x85>; // TODO: It depends on the device.
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init-brt = /bits/ 8 <0x10>; // TODO: What should it be?
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power-supply = <&pp3300_disp>;
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};
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};
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ap_i2c_cam: &i2c2 {
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status = "okay";
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// TODO: bus speed
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// ...with no speed, it should just use 100kHz
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// TODO: rise / fall times?
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// TODO: I belive this is for the MIPI camera.
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};
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ap_i2c_nfc: &i2c7 {
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status = "okay";
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// TODO: bus speed
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// ...with no speed, it should just use 100kHz
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// TODO: rise / fall times?
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// TODO: Add the proper NFC reference...
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};
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&spi4 {
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status = "okay";
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// TODO: more properly. Hacky spidev for now???
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fingerprint@0 {
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compatible = "spidev";
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spi-max-frequency = <10000000>;
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reg = <0>;
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};
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};
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/* PINCTRL: always below everything else */
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&pinctrl {
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discrete-regulators {
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fp_en: fp-en {
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rockchip,pins = <1 RK_PA1 RK_FUNC_GPIO
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&pcfg_pull_none>;
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};
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};
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};
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/* DON'T PUT ANYTHING BELOW HERE. PUT IT ABOVE PINCTRL */
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/* DON'T PUT ANYTHING BELOW HERE. PUT IT ABOVE PINCTRL */
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/* DON'T PUT ANYTHING BELOW HERE. PUT IT ABOVE PINCTRL */
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