boot/dts/rk3288-veyron-pinky.dts

0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003  * Google Veyron Pinky Rev 2 board device tree source
0004  *
0005  * Copyright 2015 Google, Inc
0006  */
0007
0008 /dts-v1/;
0009 #include "rk3288-veyron-chromebook.dtsi"
0010 #include "cros-ec-sbs.dtsi"
0011
0012 / {
0013         model = "Google Pinky";
0014         compatible = "google,veyron-pinky-rev2", "google,veyron-pinky",
0015                      "google,veyron", "rockchip,rk3288";
0016
0017         /delete-node/backlight-regulator;
0018         /delete-node/panel-regulator;
0019         /delete-node/emmc-pwrseq;
0020         /delete-node/vcc18-lcd;
0021 };
0022
0023 &backlight {
0024         /delete-property/power-supply;
0025 };
0026
0027 &emmc {
0028         /*
0029          * Use a pullup instead of a drive since the output is 3.3V and
0030          * really should be 1.8V (oops).  The external pulldown will help
0031          * bring the voltage down if we only drive with a pullup here.
0032          * Therefore disable the powerseq (and actual reset) for pinky.
0033          */
0034         /delete-property/mmc-pwrseq;
0035         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8 &emmc_reset>;
0036 };
0037
0038 &edp {
0039         /delete-property/pinctrl-names;
0040         /delete-property/pinctrl-0;
0041
0042         force-hpd;
0043 };
0044
0045 &lid_switch {
0046         pinctrl-0 = <&pwr_key_h &ap_lid_int_l>;
0047
0048         key-power {
0049                 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
0050         };
0051 };
0052
0053 /* Touchpad connector */
0054 &i2c3 {
0055         status = "okay";
0056
0057         clock-frequency = <400000>;
0058         i2c-scl-falling-time-ns = <50>;
0059         i2c-scl-rising-time-ns = <300>;
0060 };
0061
0062 &panel {
0063         power-supply = <&vcc33_lcd>;
0064 };
0065
0066 &pinctrl {
0067         pinctrl-names = "default", "sleep";
0068         pinctrl-0 = <
0069                 /* Common for sleep and wake, but no owners */
0070                 &ddr0_retention
0071                 &ddrio_pwroff
0072                 &global_pwroff
0073
0074                 /* Wake only */
0075                 &suspend_l_wake
0076                 &bt_dev_wake_awake
0077         >;
0078         pinctrl-1 = <
0079                 /* Common for sleep and wake, but no owners */
0080                 &ddr0_retention
0081                 &ddrio_pwroff
0082                 &global_pwroff
0083
0084                 /* Sleep only */
0085                 &suspend_l_sleep
0086                 &bt_dev_wake_sleep
0087         >;
0088
0089         /delete-node/ lcd;
0090
0091         backlight {
0092                 /delete-node/ bl_pwr_en;
0093         };
0094
0095         buttons {
0096                 pwr_key_h: pwr-key-h {
0097                         rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
0098                 };
0099         };
0100
0101         emmc {
0102                 emmc_reset: emmc-reset {
0103                         rockchip,pins = <7 RK_PB4 RK_FUNC_GPIO &pcfg_pull_up>;
0104                 };
0105         };
0106
0107         sdmmc {
0108                 sdmmc_wp_pin: sdmmc-wp-pin {
0109                         rockchip,pins = <7 RK_PB2 RK_FUNC_GPIO &pcfg_pull_up>;
0110                 };
0111         };
0112 };
0113
0114 &rk808 {
0115         regulators {
0116                 vcc18_lcd: SWITCH_REG2 {
0117                         regulator-always-on;
0118                         regulator-boot-on;
0119                         regulator-name = "vcc18_lcd";
0120                         regulator-state-mem {
0121                                 regulator-off-in-suspend;
0122                         };
0123                 };
0124         };
0125 };
0126
0127 &sdmmc {
0128         pinctrl-names = "default";
0129         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_pin
0130                      &sdmmc_wp_pin &sdmmc_bus4>;
0131         wp-gpios = <&gpio7 RK_PB2 GPIO_ACTIVE_HIGH>;
0132 };
0133
0134 &tsadc {
0135         /* Some connection is flaky making the tsadc hang the system */
0136         status = "disabled";
0137 };