1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Google Veyron Minnie Rev 0+ board device tree source 4 * 5 * Copyright 2015 Google, Inc 6 */ 7 8/dts-v1/; 9#include "rk3288-veyron-chromebook.dtsi" 10 11/ { 12 model = "Google Minnie"; 13 compatible = "google,veyron-minnie-rev4", "google,veyron-minnie-rev3", 14 "google,veyron-minnie-rev2", "google,veyron-minnie-rev1", 15 "google,veyron-minnie-rev0", "google,veyron-minnie", 16 "google,veyron", "rockchip,rk3288"; 17 18 backlight_regulator: backlight-regulator { 19 compatible = "regulator-fixed"; 20 enable-active-high; 21 gpio = <&gpio2 RK_PB4 GPIO_ACTIVE_HIGH>; 22 pinctrl-names = "default"; 23 pinctrl-0 = <&bl_pwr_en>; 24 regulator-name = "backlight_regulator"; 25 vin-supply = <&vcc33_sys>; 26 startup-delay-us = <15000>; 27 }; 28 29 panel_regulator: panel-regulator { 30 compatible = "regulator-fixed"; 31 enable-active-high; 32 gpio = <&gpio7 RK_PB6 GPIO_ACTIVE_HIGH>; 33 pinctrl-names = "default"; 34 pinctrl-0 = <&lcd_enable_h>; 35 regulator-name = "panel_regulator"; 36 startup-delay-us = <100000>; 37 vin-supply = <&vcc33_sys>; 38 }; 39 40 vcc18_lcd: vcc18-lcd { 41 compatible = "regulator-fixed"; 42 enable-active-high; 43 gpio = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>; 44 pinctrl-names = "default"; 45 pinctrl-0 = <&avdd_1v8_disp_en>; 46 regulator-name = "vcc18_lcd"; 47 regulator-always-on; 48 regulator-boot-on; 49 vin-supply = <&vcc18_wl>; 50 }; 51}; 52 53&backlight { 54 /* Minnie panel PWM must be >= 1%, so start non-zero brightness at 3 */ 55 brightness-levels = < 56 0 3 4 5 6 7 57 8 9 10 11 12 13 14 15 58 16 17 18 19 20 21 22 23 59 24 25 26 27 28 29 30 31 60 32 33 34 35 36 37 38 39 61 40 41 42 43 44 45 46 47 62 48 49 50 51 52 53 54 55 63 56 57 58 59 60 61 62 63 64 64 65 66 67 68 69 70 71 65 72 73 74 75 76 77 78 79 66 80 81 82 83 84 85 86 87 67 88 89 90 91 92 93 94 95 68 96 97 98 99 100 101 102 103 69 104 105 106 107 108 109 110 111 70 112 113 114 115 116 117 118 119 71 120 121 122 123 124 125 126 127 72 128 129 130 131 132 133 134 135 73 136 137 138 139 140 141 142 143 74 144 145 146 147 148 149 150 151 75 152 153 154 155 156 157 158 159 76 160 161 162 163 164 165 166 167 77 168 169 170 171 172 173 174 175 78 176 177 178 179 180 181 182 183 79 184 185 186 187 188 189 190 191 80 192 193 194 195 196 197 198 199 81 200 201 202 203 204 205 206 207 82 208 209 210 211 212 213 214 215 83 216 217 218 219 220 221 222 223 84 224 225 226 227 228 229 230 231 85 232 233 234 235 236 237 238 239 86 240 241 242 243 244 245 246 247 87 248 249 250 251 252 253 254 255>; 88 power-supply = <&backlight_regulator>; 89 post-pwm-on-delay-ms = <200>; 90 pwm-off-delay-ms = <200>; 91}; 92 93&emmc { 94 /delete-property/mmc-hs200-1_8v; 95}; 96 97&gpio_keys { 98 pinctrl-0 = <&pwr_key_l &ap_lid_int_l &volum_down_l &volum_up_l>; 99 100 volum_down { 101 label = "Volum_down"; 102 gpios = <&gpio5 RK_PB3 GPIO_ACTIVE_LOW>; 103 linux,code = <KEY_VOLUMEDOWN>; 104 debounce-interval = <100>; 105 }; 106 107 volum_up { 108 label = "Volum_up"; 109 gpios = <&gpio5 RK_PB2 GPIO_ACTIVE_LOW>; 110 linux,code = <KEY_VOLUMEUP>; 111 debounce-interval = <100>; 112 }; 113}; 114 115&i2c_tunnel { 116 battery: bq27500@55 { 117 compatible = "ti,bq27500"; 118 reg = <0x55>; 119 }; 120}; 121 122&i2c3 { 123 status = "okay"; 124 125 clock-frequency = <400000>; 126 i2c-scl-falling-time-ns = <50>; 127 i2c-scl-rising-time-ns = <300>; 128 129 touchscreen@10 { 130 compatible = "elan,ekth3500"; 131 reg = <0x10>; 132 interrupt-parent = <&gpio2>; 133 interrupts = <RK_PB6 IRQ_TYPE_EDGE_FALLING>; 134 pinctrl-names = "default"; 135 pinctrl-0 = <&touch_int &touch_rst>; 136 reset-gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_LOW>; 137 vcc33-supply = <&vcc33_touch>; 138 vccio-supply = <&vcc33_touch>; 139 }; 140}; 141 142&panel { 143 compatible = "auo,b101ean01", "simple-panel"; 144 power-supply= <&panel_regulator>; 145}; 146 147&rk808 { 148 pinctrl-names = "default"; 149 pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>; 150 151 regulators { 152 vcc33_touch: LDO_REG2 { 153 regulator-min-microvolt = <3300000>; 154 regulator-max-microvolt = <3300000>; 155 regulator-name = "vcc33_touch"; 156 regulator-state-mem { 157 regulator-off-in-suspend; 158 }; 159 }; 160 161 vcc5v_touch: SWITCH_REG2 { 162 regulator-name = "vcc5v_touch"; 163 regulator-state-mem { 164 regulator-off-in-suspend; 165 }; 166 }; 167 }; 168}; 169 170&sdmmc { 171 disable-wp; 172 pinctrl-names = "default"; 173 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio 174 &sdmmc_bus4>; 175}; 176 177&vcc_5v { 178 enable-active-high; 179 gpio = <&gpio7 RK_PC5 GPIO_ACTIVE_HIGH>; 180 pinctrl-names = "default"; 181 pinctrl-0 = <&drv_5v>; 182}; 183 184&vcc50_hdmi { 185 enable-active-high; 186 gpio = <&gpio5 RK_PC3 GPIO_ACTIVE_HIGH>; 187 pinctrl-names = "default"; 188 pinctrl-0 = <&vcc50_hdmi_en>; 189}; 190 191&pinctrl { 192 backlight { 193 bl_pwr_en: bl_pwr_en { 194 rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>; 195 }; 196 }; 197 198 buck-5v { 199 drv_5v: drv-5v { 200 rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>; 201 }; 202 }; 203 204 buttons { 205 volum_down_l: volum-down-l { 206 rockchip,pins = <5 11 RK_FUNC_GPIO &pcfg_pull_up>; 207 }; 208 209 volum_up_l: volum-up-l { 210 rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>; 211 }; 212 }; 213 214 hdmi { 215 vcc50_hdmi_en: vcc50-hdmi-en { 216 rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>; 217 }; 218 }; 219 220 lcd { 221 lcd_enable_h: lcd-en { 222 rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>; 223 }; 224 225 avdd_1v8_disp_en: avdd-1v8-disp-en { 226 rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>; 227 }; 228 }; 229 230 pmic { 231 dvs_1: dvs-1 { 232 rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>; 233 }; 234 235 dvs_2: dvs-2 { 236 rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>; 237 }; 238 }; 239 240 prochot { 241 gpio_prochot: gpio-prochot { 242 rockchip,pins = <2 8 RK_FUNC_GPIO &pcfg_pull_none>; 243 }; 244 }; 245 246 touchscreen { 247 touch_int: touch-int { 248 rockchip,pins = <2 14 RK_FUNC_GPIO &pcfg_pull_none>; 249 }; 250 251 touch_rst: touch-rst { 252 rockchip,pins = <2 15 RK_FUNC_GPIO &pcfg_pull_none>; 253 }; 254 }; 255}; 256
