xref: /linux/arch/arm/boot/dts/rockchip/rk3288-veyron-chromebook.dtsi (revision cdd5b5a9761fd66d17586e4f4ba6588c70e640ea)
1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Google Veyron (and derivatives) board device tree source
4 * Chromebook specific parts
5 *
6 * Copyright 2015 Google, Inc
7 */
8
9#include <dt-bindings/clock/rockchip,rk808.h>
10#include <dt-bindings/input/input.h>
11#include "rk3288-veyron.dtsi"
12#include "rk3288-veyron-analog-audio.dtsi"
13#include "rk3288-veyron-edp.dtsi"
14#include "rk3288-veyron-sdmmc.dtsi"
15
16/ {
17	aliases {
18		/* Assign 20 so we don't get confused w/ builtin ones */
19		i2c20 = &i2c_tunnel;
20	};
21
22	gpio-charger {
23		compatible = "gpio-charger";
24		charger-type = "mains";
25		gpios = <&gpio0 RK_PB0 GPIO_ACTIVE_HIGH>;
26		pinctrl-names = "default";
27		pinctrl-0 = <&ac_present_ap>;
28	};
29
30	lid_switch: lid-switch {
31		compatible = "gpio-keys";
32		pinctrl-names = "default";
33		pinctrl-0 = <&ap_lid_int_l>;
34
35		switch-lid {
36			label = "Lid";
37			gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_LOW>;
38			wakeup-source;
39			linux,code = <SW_LID>;
40			linux,input-type = <EV_SW>;
41			debounce-interval = <1>;
42		};
43	};
44
45	/* A non-regulated voltage from power supply or battery */
46	vccsys: vccsys {
47		compatible = "regulator-fixed";
48		regulator-name = "vccsys";
49		regulator-boot-on;
50		regulator-always-on;
51	};
52
53	vcc33_sys: vcc33-sys {
54		vin-supply = <&vccsys>;
55	};
56
57	vcc_5v: vcc-5v {
58		vin-supply = <&vccsys>;
59	};
60
61	/* This turns on vbus for host1 (dwc2) */
62	vcc5_host1: vcc5-host1-regulator {
63		compatible = "regulator-fixed";
64		enable-active-high;
65		gpio = <&gpio0 RK_PB3 GPIO_ACTIVE_HIGH>;
66		pinctrl-names = "default";
67		pinctrl-0 = <&host1_pwr_en>;
68		regulator-name = "vcc5_host1";
69		regulator-always-on;
70		regulator-boot-on;
71	};
72
73	/* This turns on vbus for otg for host mode (dwc2) */
74	vcc5v_otg: vcc5v-otg-regulator {
75		compatible = "regulator-fixed";
76		enable-active-high;
77		gpio = <&gpio0 RK_PB4 GPIO_ACTIVE_HIGH>;
78		pinctrl-names = "default";
79		pinctrl-0 = <&usbotg_pwren_h>;
80		regulator-name = "vcc5_host2";
81		regulator-always-on;
82		regulator-boot-on;
83	};
84};
85
86&rk808 {
87	vcc11-supply = <&vcc_5v>;
88
89	regulators {
90		vcc33_ccd: LDO_REG8 {
91			regulator-name = "vcc33_ccd";
92			regulator-always-on;
93			regulator-boot-on;
94			regulator-min-microvolt = <3300000>;
95			regulator-max-microvolt = <3300000>;
96			regulator-state-mem {
97				regulator-off-in-suspend;
98			};
99		};
100	};
101};
102
103&spi0 {
104	status = "okay";
105
106	cros_ec: ec@0 {
107		compatible = "google,cros-ec-spi";
108		reg = <0>;
109		google,cros-ec-spi-pre-delay = <30>;
110		interrupt-parent = <&gpio7>;
111		interrupts = <RK_PA7 IRQ_TYPE_LEVEL_LOW>;
112		pinctrl-names = "default";
113		pinctrl-0 = <&ec_int>;
114		spi-max-frequency = <3000000>;
115
116		i2c_tunnel: i2c-tunnel {
117			compatible = "google,cros-ec-i2c-tunnel";
118			google,remote-bus = <0>;
119			#address-cells = <1>;
120			#size-cells = <0>;
121		};
122	};
123};
124
125&i2c4 {
126	trackpad@15 {
127		compatible = "elan,ekth3000";
128		reg = <0x15>;
129		interrupt-parent = <&gpio7>;
130		interrupts = <RK_PA3 IRQ_TYPE_EDGE_FALLING>;
131		pinctrl-names = "default";
132		pinctrl-0 = <&trackpad_int>;
133		vcc-supply = <&vcc33_io>;
134		wakeup-source;
135	};
136};
137
138&pinctrl {
139	buttons {
140		ap_lid_int_l: ap-lid-int-l {
141			rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;
142		};
143	};
144
145	charger {
146		ac_present_ap: ac-present-ap {
147			rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_up>;
148		};
149	};
150
151	cros-ec {
152		ec_int: ec-int {
153			rockchip,pins = <7 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
154		};
155	};
156
157	suspend {
158		suspend_l_wake: suspend-l-wake {
159			rockchip,pins = <0 RK_PC1 RK_FUNC_GPIO &pcfg_output_low>;
160		};
161
162		suspend_l_sleep: suspend-l-sleep {
163			rockchip,pins = <0 RK_PC1 RK_FUNC_GPIO &pcfg_output_high>;
164		};
165	};
166
167	trackpad {
168		trackpad_int: trackpad-int {
169			rockchip,pins = <7 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
170		};
171	};
172
173	usb-host {
174		host1_pwr_en: host1-pwr-en {
175			rockchip,pins = <0 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
176		};
177
178		usbotg_pwren_h: usbotg-pwren-h {
179			rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
180		};
181	};
182};
183
184#include "../cros-ec-keyboard.dtsi"
185