1// SPDX-License-Identifier: GPL-2.0-only 2 3/dts-v1/; 4 5#include "msm8916-pm8916.dtsi" 6#include "msm8916-modem-qdsp6.dtsi" 7 8#include <dt-bindings/gpio/gpio.h> 9#include <dt-bindings/input/input.h> 10#include <dt-bindings/interrupt-controller/irq.h> 11#include <dt-bindings/leds/common.h> 12 13/* 14 * NOTE: The original firmware from Acer can only boot 32-bit kernels. 15 * To boot this device tree using arm64 it is necessary to flash 64-bit 16 * TZ/HYP firmware (e.g. taken from the DragonBoard 410c). 17 * See https://wiki.postmarketos.org/wiki/Acer_Iconia_Talk_S_(acer-a1-724) 18 * for suggested installation instructions. 19 */ 20 21/ { 22 model = "Acer Iconia Talk S A1-724"; 23 compatible = "acer,a1-724", "qcom,msm8916"; 24 chassis-type = "tablet"; 25 26 aliases { 27 mmc0 = &sdhc_1; /* eMMC */ 28 mmc1 = &sdhc_2; /* SD card */ 29 serial0 = &blsp_uart2; 30 }; 31 32 chosen { 33 stdout-path = "serial0"; 34 }; 35 36 gpio-keys { 37 compatible = "gpio-keys"; 38 39 pinctrl-names = "default"; 40 pinctrl-0 = <&gpio_keys_default>; 41 42 label = "GPIO Buttons"; 43 44 button-volume-up { 45 label = "Volume Up"; 46 gpios = <&tlmm 107 GPIO_ACTIVE_LOW>; 47 linux,code = <KEY_VOLUMEUP>; 48 }; 49 }; 50 51 usb_id: usb-id { 52 compatible = "linux,extcon-usb-gpio"; 53 id-gpios = <&tlmm 110 GPIO_ACTIVE_HIGH>; 54 pinctrl-names = "default"; 55 pinctrl-0 = <&usb_id_default>; 56 }; 57}; 58 59&blsp_i2c2 { 60 status = "okay"; 61 62 accelerometer@10 { 63 compatible = "bosch,bmc150_accel"; 64 reg = <0x10>; 65 interrupt-parent = <&tlmm>; 66 interrupts = <115 IRQ_TYPE_EDGE_RISING>; 67 68 vdd-supply = <&pm8916_l17>; 69 vddio-supply = <&pm8916_l6>; 70 71 pinctrl-names = "default"; 72 pinctrl-0 = <&accel_int_default>; 73 74 mount-matrix = "0", "-1", "0", 75 "-1", "0", "0", 76 "0", "0", "1"; 77 }; 78 79 magnetometer@12 { 80 compatible = "bosch,bmc150_magn"; 81 reg = <0x12>; 82 83 vdd-supply = <&pm8916_l17>; 84 vddio-supply = <&pm8916_l6>; 85 }; 86}; 87 88&blsp_i2c4 { 89 status = "okay"; 90 91 led-controller@30 { 92 compatible = "kinetic,ktd2026"; 93 reg = <0x30>; 94 #address-cells = <1>; 95 #size-cells = <0>; 96 97 led@0 { 98 reg = <0>; 99 function = LED_FUNCTION_STATUS; 100 color = <LED_COLOR_ID_RED>; 101 }; 102 103 led@1 { 104 reg = <1>; 105 function = LED_FUNCTION_STATUS; 106 color = <LED_COLOR_ID_GREEN>; 107 }; 108 }; 109}; 110 111&blsp_i2c5 { 112 status = "okay"; 113 114 touchscreen@38 { 115 /* Actually ft5446 */ 116 compatible = "edt,edt-ft5406"; 117 reg = <0x38>; 118 119 interrupt-parent = <&tlmm>; 120 interrupts = <13 IRQ_TYPE_LEVEL_LOW>; 121 122 reset-gpios = <&tlmm 12 GPIO_ACTIVE_LOW>; 123 124 vcc-supply = <&pm8916_l16>; 125 iovcc-supply = <&pm8916_l6>; 126 127 touchscreen-size-x = <720>; 128 touchscreen-size-y = <1280>; 129 130 pinctrl-names = "default"; 131 pinctrl-0 = <&touchscreen_default>; 132 }; 133}; 134 135&blsp_uart2 { 136 pinctrl-0 = <&blsp_uart2_console_default>; 137 pinctrl-1 = <&blsp_uart2_console_sleep>; 138 pinctrl-names = "default", "sleep"; 139 status = "okay"; 140}; 141 142&mpss_mem { 143 reg = <0x0 0x86800000 0x0 0x4500000>; 144}; 145 146&pm8916_codec { 147 qcom,micbias-lvl = <2800>; 148 qcom,mbhc-vthreshold-low = <150 237 450 500 590>; 149 qcom,mbhc-vthreshold-high = <150 237 450 500 590>; 150 qcom,hphl-jack-type-normally-open; 151}; 152 153&pm8916_resin { 154 linux,code = <KEY_VOLUMEDOWN>; 155 status = "okay"; 156}; 157 158&pm8916_rpm_regulators { 159 pm8916_l16: l16 { 160 regulator-min-microvolt = <2900000>; 161 regulator-max-microvolt = <2900000>; 162 }; 163 164 pm8916_l17: l17 { 165 regulator-min-microvolt = <2850000>; 166 regulator-max-microvolt = <2850000>; 167 }; 168}; 169 170&pm8916_vib { 171 status = "okay"; 172}; 173 174&sdhc_1 { 175 status = "okay"; 176}; 177 178&sdhc_2 { 179 pinctrl-names = "default", "sleep"; 180 pinctrl-0 = <&sdc2_default &sdc2_cd_default>; 181 pinctrl-1 = <&sdc2_sleep &sdc2_cd_default>; 182 183 cd-gpios = <&tlmm 38 GPIO_ACTIVE_HIGH>; 184 185 status = "okay"; 186}; 187 188&sound { 189 model = "acer-a1-724"; 190 audio-routing = 191 "DMIC1", "MIC BIAS External1", 192 "DMIC1", "Digital Mic1", 193 "AMIC2", "MIC BIAS Internal2", 194 "DMIC2", "MIC BIAS External1", 195 "DMIC2", "Digital Mic2"; 196 197 pinctrl-0 = <&cdc_pdm_default &sec_mi2s_default &pri_mi2s_mclk_default &cdc_dmic_default>; 198 pinctrl-1 = <&cdc_pdm_sleep &sec_mi2s_sleep &pri_mi2s_mclk_sleep &cdc_dmic_sleep>; 199 pinctrl-names = "default", "sleep"; 200}; 201 202&usb { 203 extcon = <&usb_id>, <&usb_id>; 204 status = "okay"; 205}; 206 207&usb_hs_phy { 208 extcon = <&usb_id>; 209}; 210 211&venus { 212 status = "okay"; 213}; 214 215&venus_mem { 216 status = "okay"; 217}; 218 219&wcnss { 220 status = "okay"; 221}; 222 223&wcnss_iris { 224 compatible = "qcom,wcn3620"; 225}; 226 227&wcnss_mem { 228 status = "okay"; 229}; 230 231&tlmm { 232 accel_int_default: accel-int-default-state { 233 pins = "gpio115"; 234 function = "gpio"; 235 236 drive-strength = <2>; 237 bias-disable; 238 }; 239 240 gpio_keys_default: gpio-keys-default-state { 241 pins = "gpio107"; 242 function = "gpio"; 243 244 drive-strength = <2>; 245 bias-pull-up; 246 }; 247 248 sdc2_cd_default: sdc2-cd-default-state { 249 pins = "gpio38"; 250 function = "gpio"; 251 drive-strength = <2>; 252 bias-disable; 253 }; 254 255 touchscreen_default: touchscreen-default-state { 256 reset-pins { 257 pins = "gpio12"; 258 function = "gpio"; 259 drive-strength = <2>; 260 bias-disable; 261 }; 262 263 touchscreen-pins { 264 pins = "gpio13"; 265 function = "gpio"; 266 drive-strength = <2>; 267 bias-pull-up; 268 }; 269 }; 270 271 usb_id_default: usb-id-default-state { 272 pins = "gpio110"; 273 function = "gpio"; 274 275 drive-strength = <8>; 276 bias-pull-up; 277 }; 278}; 279