1// SPDX-License-Identifier: GPL-2.0-only 2 3/dts-v1/; 4 5#include "msm8916-pm8916.dtsi" 6 7#include <dt-bindings/gpio/gpio.h> 8#include <dt-bindings/input/input.h> 9#include <dt-bindings/interrupt-controller/irq.h> 10#include <dt-bindings/leds/common.h> 11 12/* 13 * NOTE: The original firmware from Acer can only boot 32-bit kernels. 14 * To boot this device tree using arm64 it is necessary to flash 64-bit 15 * TZ/HYP firmware (e.g. taken from the DragonBoard 410c). 16 * See https://wiki.postmarketos.org/wiki/Acer_Iconia_Talk_S_(acer-a1-724) 17 * for suggested installation instructions. 18 */ 19 20/ { 21 model = "Acer Iconia Talk S A1-724"; 22 compatible = "acer,a1-724", "qcom,msm8916"; 23 chassis-type = "tablet"; 24 25 aliases { 26 mmc0 = &sdhc_1; /* eMMC */ 27 mmc1 = &sdhc_2; /* SD card */ 28 serial0 = &blsp_uart2; 29 }; 30 31 chosen { 32 stdout-path = "serial0"; 33 }; 34 35 gpio-keys { 36 compatible = "gpio-keys"; 37 38 pinctrl-names = "default"; 39 pinctrl-0 = <&gpio_keys_default>; 40 41 label = "GPIO Buttons"; 42 43 button-volume-up { 44 label = "Volume Up"; 45 gpios = <&tlmm 107 GPIO_ACTIVE_LOW>; 46 linux,code = <KEY_VOLUMEUP>; 47 }; 48 }; 49 50 usb_id: usb-id { 51 compatible = "linux,extcon-usb-gpio"; 52 id-gpios = <&tlmm 110 GPIO_ACTIVE_HIGH>; 53 pinctrl-names = "default"; 54 pinctrl-0 = <&usb_id_default>; 55 }; 56}; 57 58&blsp_i2c2 { 59 status = "okay"; 60 61 accelerometer@10 { 62 compatible = "bosch,bmc150_accel"; 63 reg = <0x10>; 64 interrupt-parent = <&tlmm>; 65 interrupts = <115 IRQ_TYPE_EDGE_RISING>; 66 67 vdd-supply = <&pm8916_l17>; 68 vddio-supply = <&pm8916_l6>; 69 70 pinctrl-names = "default"; 71 pinctrl-0 = <&accel_int_default>; 72 73 mount-matrix = "0", "-1", "0", 74 "-1", "0", "0", 75 "0", "0", "1"; 76 }; 77 78 magnetometer@12 { 79 compatible = "bosch,bmc150_magn"; 80 reg = <0x12>; 81 82 vdd-supply = <&pm8916_l17>; 83 vddio-supply = <&pm8916_l6>; 84 }; 85}; 86 87&blsp_i2c4 { 88 status = "okay"; 89 90 led-controller@30 { 91 compatible = "kinetic,ktd2026"; 92 reg = <0x30>; 93 #address-cells = <1>; 94 #size-cells = <0>; 95 96 led@0 { 97 reg = <0>; 98 function = LED_FUNCTION_STATUS; 99 color = <LED_COLOR_ID_RED>; 100 }; 101 102 led@1 { 103 reg = <1>; 104 function = LED_FUNCTION_STATUS; 105 color = <LED_COLOR_ID_GREEN>; 106 }; 107 }; 108}; 109 110&blsp_i2c5 { 111 status = "okay"; 112 113 touchscreen@38 { 114 /* Actually ft5446 */ 115 compatible = "edt,edt-ft5406"; 116 reg = <0x38>; 117 118 interrupt-parent = <&tlmm>; 119 interrupts = <13 IRQ_TYPE_LEVEL_LOW>; 120 121 reset-gpios = <&tlmm 12 GPIO_ACTIVE_LOW>; 122 123 vcc-supply = <&pm8916_l16>; 124 iovcc-supply = <&pm8916_l6>; 125 126 touchscreen-size-x = <720>; 127 touchscreen-size-y = <1280>; 128 129 pinctrl-names = "default"; 130 pinctrl-0 = <&touchscreen_default>; 131 }; 132}; 133 134&blsp_uart2 { 135 status = "okay"; 136}; 137 138&pm8916_resin { 139 linux,code = <KEY_VOLUMEDOWN>; 140 status = "okay"; 141}; 142 143&pm8916_rpm_regulators { 144 pm8916_l16: l16 { 145 regulator-min-microvolt = <2900000>; 146 regulator-max-microvolt = <2900000>; 147 }; 148 149 pm8916_l17: l17 { 150 regulator-min-microvolt = <2850000>; 151 regulator-max-microvolt = <2850000>; 152 }; 153}; 154 155&pm8916_vib { 156 status = "okay"; 157}; 158 159&sdhc_1 { 160 status = "okay"; 161}; 162 163&sdhc_2 { 164 pinctrl-names = "default", "sleep"; 165 pinctrl-0 = <&sdc2_default &sdc2_cd_default>; 166 pinctrl-1 = <&sdc2_sleep &sdc2_cd_default>; 167 168 cd-gpios = <&tlmm 38 GPIO_ACTIVE_HIGH>; 169 170 status = "okay"; 171}; 172 173&usb { 174 extcon = <&usb_id>, <&usb_id>; 175 status = "okay"; 176}; 177 178&usb_hs_phy { 179 extcon = <&usb_id>; 180}; 181 182&venus { 183 status = "okay"; 184}; 185 186&venus_mem { 187 status = "okay"; 188}; 189 190&wcnss { 191 status = "okay"; 192}; 193 194&wcnss_iris { 195 compatible = "qcom,wcn3620"; 196}; 197 198&wcnss_mem { 199 status = "okay"; 200}; 201 202&tlmm { 203 accel_int_default: accel-int-default-state { 204 pins = "gpio115"; 205 function = "gpio"; 206 207 drive-strength = <2>; 208 bias-disable; 209 }; 210 211 gpio_keys_default: gpio-keys-default-state { 212 pins = "gpio107"; 213 function = "gpio"; 214 215 drive-strength = <2>; 216 bias-pull-up; 217 }; 218 219 sdc2_cd_default: sdc2-cd-default-state { 220 pins = "gpio38"; 221 function = "gpio"; 222 drive-strength = <2>; 223 bias-disable; 224 }; 225 226 touchscreen_default: touchscreen-default-state { 227 reset-pins { 228 pins = "gpio12"; 229 function = "gpio"; 230 drive-strength = <2>; 231 bias-disable; 232 }; 233 234 touchscreen-pins { 235 pins = "gpio13"; 236 function = "gpio"; 237 drive-strength = <2>; 238 bias-pull-up; 239 }; 240 }; 241 242 usb_id_default: usb-id-default-state { 243 pins = "gpio110"; 244 function = "gpio"; 245 246 drive-strength = <8>; 247 bias-pull-up; 248 }; 249}; 250