1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Google Veyron Pinky Rev 2 board device tree source
4 *
5 * Copyright 2015 Google, Inc
6 */
7
8 /dts-v1/;
9 #include "rk3288-veyron-chromebook.dtsi"
10 #include "../cros-ec-sbs.dtsi"
11
12 / {
13 model = "Google Pinky";
14 compatible = "google,veyron-pinky-rev2", "google,veyron-pinky",
15 "google,veyron", "rockchip,rk3288";
16
17 /delete-node/backlight-regulator;
18 /delete-node/panel-regulator;
19 /delete-node/emmc-pwrseq;
20 /delete-node/vcc18-lcd;
21 };
22
23 &backlight {
24 /delete-property/power-supply;
25 };
26
27 &emmc {
28 /*
29 * Use a pullup instead of a drive since the output is 3.3V and
30 * really should be 1.8V (oops). The external pulldown will help
31 * bring the voltage down if we only drive with a pullup here.
32 * Therefore disable the powerseq (and actual reset) for pinky.
33 */
34 /delete-property/mmc-pwrseq;
35 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8 &emmc_reset>;
36 };
37
38 &edp {
39 /delete-property/pinctrl-names;
40 /delete-property/pinctrl-0;
41
42 force-hpd;
43 };
44
45 &lid_switch {
46 pinctrl-0 = <&pwr_key_h &ap_lid_int_l>;
47
48 key-power {
49 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
50 };
51 };
52
53 /* Touchpad connector */
54 &i2c3 {
55 status = "okay";
56
57 clock-frequency = <400000>;
58 i2c-scl-falling-time-ns = <50>;
59 i2c-scl-rising-time-ns = <300>;
60 };
61
62 &panel {
63 power-supply = <&vcc33_lcd>;
64 };
65
66 &pinctrl {
67 pinctrl-names = "default", "sleep";
68 pinctrl-0 = <
69 /* Common for sleep and wake, but no owners */
70 &ddr0_retention
71 &ddrio_pwroff
72 &global_pwroff
73
74 /* Wake only */
75 &suspend_l_wake
76 &bt_dev_wake_awake
77 >;
78 pinctrl-1 = <
79 /* Common for sleep and wake, but no owners */
80 &ddr0_retention
81 &ddrio_pwroff
82 &global_pwroff
83
84 /* Sleep only */
85 &suspend_l_sleep
86 &bt_dev_wake_sleep
87 >;
88
89 /delete-node/ lcd;
90
91 backlight {
92 /delete-node/ bl_pwr_en;
93 };
94
95 buttons {
96 pwr_key_h: pwr-key-h {
97 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
98 };
99 };
100
101 emmc {
102 emmc_reset: emmc-reset {
103 rockchip,pins = <7 RK_PB4 RK_FUNC_GPIO &pcfg_pull_up>;
104 };
105 };
106
107 sdmmc {
108 sdmmc_wp_pin: sdmmc-wp-pin {
109 rockchip,pins = <7 RK_PB2 RK_FUNC_GPIO &pcfg_pull_up>;
110 };
111 };
112 };
113
114 &rk808 {
115 regulators {
116 vcc18_lcd: SWITCH_REG2 {
117 regulator-always-on;
118 regulator-boot-on;
119 regulator-name = "vcc18_lcd";
120 regulator-state-mem {
121 regulator-off-in-suspend;
122 };
123 };
124 };
125 };
126
127 &sdmmc {
128 pinctrl-names = "default";
129 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_pin
130 &sdmmc_wp_pin &sdmmc_bus4>;
131 wp-gpios = <&gpio7 RK_PB2 GPIO_ACTIVE_HIGH>;
132 };
133
134 &tsadc {
135 /* Some connection is flaky making the tsadc hang the system */
136 status = "disabled";
137 };
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