arm64: dts: rockchip: add Gru/Kevin DTS
[sfrench/cifs-2.6.git] / arch / arm64 / boot / dts / rockchip / rk3399-gru-kevin.dts
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
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+/*
+ * Google Gru-Kevin Rev 6+ board device tree source
+ *
+ * Copyright 2016-2017 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 "rk3399-gru.dtsi"
+#include <include/dt-bindings/input/linux-event-codes.h>
+
+/*
+ * Kevin-specific things
+ *
+ * Things in this section should use names from Kevin schematic since no
+ * equivalent exists in Gru schematic.  If referring to signals that exist
+ * in Gru we use the Gru names, though.  Confusing enough for you?
+ */
+/ {
+       model = "Google Kevin";
+       compatible = "google,kevin-rev15", "google,kevin-rev14",
+                    "google,kevin-rev13", "google,kevin-rev12",
+                    "google,kevin-rev11", "google,kevin-rev10",
+                    "google,kevin-rev9", "google,kevin-rev8",
+                    "google,kevin-rev7", "google,kevin-rev6",
+                    "google,kevin", "google,gru", "rockchip,rk3399";
+
+       /* Power tree */
+
+       p3_3v_dig: p3-3v-dig {
+               compatible = "regulator-fixed";
+               regulator-name = "p3.3v_dig";
+               pinctrl-names = "default";
+               pinctrl-0 = <&cpu3_pen_pwr_en>;
+
+               enable-active-high;
+               gpio = <&gpio4 30 GPIO_ACTIVE_HIGH>;
+               vin-supply = <&pp3300>;
+       };
+
+       backlight: backlight {
+               compatible = "pwm-backlight";
+               pwms = <&cros_ec_pwm 1>;
+               brightness-levels = <0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
+                                    17 18 19 20 21 22 23 24 25 26 27 28 29 30
+                                    31 32 33 34 35 36 37 38 39 40 41 42 43 44
+                                    45 46 47 48 49 50 51 52 53 54 55 56 57 58
+                                    59 60 61 62 63 64 65 66 67 68 69 70 71 72
+                                    73 74 75 76 77 78 79 80 81 82 83 84 85 86
+                                    87 88 89 90 91 92 93 94 95 96 97 98 99 100>;
+               default-brightness-level = <51>;
+               enable-gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
+               power-supply = <&pp3300_disp>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&bl_en>;
+               pwm-delay-us = <10000>;
+       };
+
+       thermistor_ppvar_bigcpu: thermistor-ppvar-bigcpu {
+               compatible = "murata,ncp15wb473";
+               pullup-uv = <1800000>;
+               pullup-ohm = <25500>;
+               pulldown-ohm = <0>;
+               io-channels = <&saradc 2>;
+               #thermal-sensor-cells = <0>;
+       };
+
+       thermistor_ppvar_litcpu: thermistor-ppvar-litcpu {
+               compatible = "murata,ncp15wb473";
+               pullup-uv = <1800000>;
+               pullup-ohm = <25500>;
+               pulldown-ohm = <0>;
+               io-channels = <&saradc 3>;
+               #thermal-sensor-cells = <0>;
+       };
+};
+
+&gpio_keys {
+       pinctrl-names = "default";
+       pinctrl-0 = <&bt_host_wake_l>, <&cpu1_pen_eject>;
+
+       pen-insert {
+               label = "Pen Insert";
+               /* Insert = low, eject = high */
+               gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
+               linux,code = <SW_PEN_INSERTED>;
+               linux,input-type = <EV_SW>;
+               wakeup-source;
+       };
+};
+
+&thermal_zones {
+       bigcpu_reg_thermal: bigcpu-reg-thermal {
+               polling-delay-passive = <100>; /* milliseconds */
+               polling-delay = <1000>; /* milliseconds */
+               thermal-sensors = <&thermistor_ppvar_bigcpu 0>;
+               sustainable-power = <4000>;
+
+               ppvar_bigcpu_trips: trips {
+                       ppvar_bigcpu_on: ppvar-bigcpu-on {
+                               temperature = <40000>;  /* millicelsius */
+                               hysteresis = <2000>;    /* millicelsius */
+                               type = "passive";
+                       };
+
+                       ppvar_bigcpu_alert: ppvar-bigcpu-alert {
+                               temperature = <50000>;  /* millicelsius */
+                               hysteresis = <2000>;    /* millicelsius */
+                               type = "passive";
+                       };
+
+                       ppvar_bigcpu_crit: ppvar-bigcpu-crit {
+                               temperature = <90000>;  /* millicelsius */
+                               hysteresis = <0>;       /* millicelsius */
+                               type = "critical";
+                       };
+               };
+
+               cooling-maps {
+                       map0 {
+                               trip = <&ppvar_bigcpu_alert>;
+                               cooling-device =
+                                       <&cpu_l0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               contribution = <4096>;
+                       };
+                       map1 {
+                               trip = <&ppvar_bigcpu_alert>;
+                               cooling-device =
+                                       <&cpu_b0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               contribution = <1024>;
+                       };
+               };
+       };
+
+       litcpu_reg_thermal: litcpu-reg-thermal {
+               polling-delay-passive = <100>; /* milliseconds */
+               polling-delay = <1000>; /* milliseconds */
+               thermal-sensors = <&thermistor_ppvar_litcpu 0>;
+               sustainable-power = <4000>;
+
+               ppvar_litcpu_trips: trips {
+                       ppvar_litcpu_on: ppvar-litcpu-on {
+                               temperature = <40000>;  /* millicelsius */
+                               hysteresis = <2000>;    /* millicelsius */
+                               type = "passive";
+                       };
+
+                       ppvar_litcpu_alert: ppvar-litcpu-alert {
+                               temperature = <50000>;  /* millicelsius */
+                               hysteresis = <2000>;    /* millicelsius */
+                               type = "passive";
+                       };
+
+                       ppvar_litcpu_crit: ppvar-litcpu-crit {
+                               temperature = <90000>;  /* millicelsius */
+                               hysteresis = <0>;       /* millicelsius */
+                               type = "critical";
+                       };
+               };
+       };
+};
+
+ap_i2c_tpm: &i2c0 {
+       status = "okay";
+
+       clock-frequency = <400000>;
+
+       /* These are relatively safe rise/fall times. */
+       i2c-scl-falling-time-ns = <50>;
+       i2c-scl-rising-time-ns = <300>;
+
+       tpm: tpm@20 {
+               compatible = "infineon,slb9645tt";
+               reg = <0x20>;
+               powered-while-suspended;
+       };
+};
+
+ap_i2c_dig: &i2c2 {
+       status = "okay";
+
+       clock-frequency = <400000>;
+
+       /* These are relatively safe rise/fall times. */
+       i2c-scl-falling-time-ns = <50>;
+       i2c-scl-rising-time-ns = <300>;
+
+       digitizer: digitizer@9 {
+               compatible = "hid-over-i2c";
+               reg = <0x9>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&cpu1_dig_irq_l &cpu1_dig_pdct_l>;
+
+               interrupt-parent = <&gpio2>;
+               interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
+
+               hid-descr-addr = <0x1>;
+       };
+};
+
+/* Adjustments to things in the gru baseboard */
+
+&ap_i2c_tp {
+       trackpad@4a {
+               compatible = "atmel,atmel_mxt_tp";
+               reg = <0x4a>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&trackpad_int_l>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
+               wakeup-source;
+       };
+};
+
+&ap_i2c_ts {
+       touchscreen@4b {
+               compatible = "atmel,atmel_mxt_ts";
+               reg = <0x4b>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&touch_int_l>;
+               interrupt-parent = <&gpio3>;
+               interrupts = <13 IRQ_TYPE_LEVEL_LOW>;
+       };
+};
+
+&saradc {
+       status = "okay";
+       vref-supply = <&pp1800_ap_io>;
+};
+
+&mvl_wifi {
+       marvell,wakeup-pin = <14>; /* GPIO_14 on Marvell */
+};
+
+&pinctrl {
+       digitizer {
+               /* Has external pullup */
+               cpu1_dig_irq_l: cpu1-dig-irq-l {
+                       rockchip,pins = <2 4 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+
+               /* Has external pullup */
+               cpu1_dig_pdct_l: cpu1-dig-pdct-l {
+                       rockchip,pins = <2 5 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+
+       discrete-regulators {
+               cpu3_pen_pwr_en: cpu3-pen-pwr-en {
+                       rockchip,pins = <4 30 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+
+       pen {
+               cpu1_pen_eject: cpu1-pen-eject {
+                       rockchip,pins = <0 13 RK_FUNC_GPIO &pcfg_pull_up>;
+               };
+       };
+
+       wifi {
+               wlan_host_wake_l: wlan-host-wake-l {
+                       rockchip,pins = <0 8 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+};