// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Google Gru-Kevin Rev 6+ board device tree source
*
* Copyright 2016-2017 Google, Inc
*/
/dts-v1/;
#include "rk3399-gru-chromebook.dtsi"
#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";
chassis-type = "convertible";
/* 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>;
};
edp_panel: edp-panel {
compatible = "sharp,lq123p1jx31";
backlight = <&backlight>;
power-supply = <&pp3300_disp>;
panel-timing {
clock-frequency = <266666667>;
hactive = <2400>;
hfront-porch = <48>;
hback-porch = <84>;
hsync-len = <32>;
hsync-active = <0>;
vactive = <1600>;
vfront-porch = <3>;
vback-porch = <120>;
vsync-len = <10>;
vsync-active = <0>;
};
port {
panel_in_edp: endpoint {
remote-endpoint = <&edp_out_panel>;
};
};
};
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>;
};
};
&backlight {
pwms = <&cros_ec_pwm 1>;
};
&gpio_keys {
pinctrl-names = "default";
pinctrl-0 = <&bt_host_wake_l>, <&cpu1_pen_eject>;
switch-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>,
<&cpu_l1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
<&cpu_l2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
<&cpu_l3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
contribution = <4096>;
};
map1 {
trip = <&ppvar_bigcpu_alert>;
cooling-device =
<&cpu_b0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
<&cpu_b1 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 {
/* wacom,w9013 */
compatible = "hid-over-i2c";
reg = <0x9>;
pinctrl-names = "default";
pinctrl-0 = <&cpu1_dig_irq_l &cpu1_dig_pdct_l>;
vdd-supply = <&p3_3v_dig>;
post-power-on-delay-ms = <100>;
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,maxtouch";
reg = <0x4a>;
pinctrl-names = "default";
pinctrl-0 = <&trackpad_int_l>;
interrupt-parent = <&gpio1>;
interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
linux,gpio-keymap = <KEY_RESERVED
KEY_RESERVED
KEY_RESERVED
BTN_LEFT>;
wakeup-source;
};
};
&ap_i2c_ts {
touchscreen@4b {
compatible = "atmel,maxtouch";
reg = <0x4b>;
pinctrl-names = "default";
pinctrl-0 = <&touch_int_l>;
interrupt-parent = <&gpio3>;
interrupts = <13 IRQ_TYPE_LEVEL_LOW>;
};
};
&ppvar_bigcpu_pwm {
regulator-min-microvolt = <798674>;
regulator-max-microvolt = <1302172>;
};
&ppvar_bigcpu {
regulator-min-microvolt = <798674>;
regulator-max-microvolt = <1302172>;
ctrl-voltage-range = <798674 1302172>;
};
&ppvar_litcpu_pwm {
regulator-min-microvolt = <799065>;
regulator-max-microvolt = <1303738>;
};
&ppvar_litcpu {
regulator-min-microvolt = <799065>;
regulator-max-microvolt = <1303738>;
ctrl-voltage-range = <799065 1303738>;
};
&ppvar_gpu_pwm {
regulator-min-microvolt = <785782>;
regulator-max-microvolt = <1217729>;
};
&ppvar_gpu {
regulator-min-microvolt = <785782>;
regulator-max-microvolt = <1217729>;
ctrl-voltage-range = <785782 1217729>;
};
&ppvar_centerlogic_pwm {
regulator-min-microvolt = <800069>;
regulator-max-microvolt = <1049692>;
};
&ppvar_centerlogic {
regulator-min-microvolt = <800069>;
regulator-max-microvolt = <1049692>;
ctrl-voltage-range = <800069 1049692>;
};
&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 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
};
/* Has external pullup */
cpu1_dig_pdct_l: cpu1-dig-pdct-l {
rockchip,pins = <2 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
discrete-regulators {
cpu3_pen_pwr_en: cpu3-pen-pwr-en {
rockchip,pins = <4 RK_PD6 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
pen {
cpu1_pen_eject: cpu1-pen-eject {
rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
};