// SPDX-License-Identifier: GPL-2.0-only /dts-v1/; #include "msm8916-pm8916.dtsi" #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> #include <dt-bindings/interrupt-controller/irq.h> /* * NOTE: The original firmware from Acer can only boot 32-bit kernels. * To boot this device tree using arm64 it is necessary to flash 64-bit * TZ/HYP firmware (e.g. taken from the DragonBoard 410c). * See https://wiki.postmarketos.org/wiki/Acer_Iconia_Talk_S_(acer-a1-724) * for suggested installation instructions. */ / { model = "Acer Iconia Talk S A1-724"; compatible = "acer,a1-724", "qcom,msm8916"; chassis-type = "tablet"; aliases { mmc0 = &sdhc_1; /* eMMC */ mmc1 = &sdhc_2; /* SD card */ serial0 = &blsp_uart2; }; chosen { stdout-path = "serial0"; }; gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; pinctrl-0 = <&gpio_keys_default>; label = "GPIO Buttons"; button-volume-up { label = "Volume Up"; gpios = <&tlmm 107 GPIO_ACTIVE_LOW>; linux,code = <KEY_VOLUMEUP>; }; }; usb_id: usb-id { compatible = "linux,extcon-usb-gpio"; id-gpios = <&tlmm 110 GPIO_ACTIVE_HIGH>; pinctrl-names = "default"; pinctrl-0 = <&usb_id_default>; }; }; &blsp_i2c2 { status = "okay"; accelerometer@10 { compatible = "bosch,bmc150_accel"; reg = <0x10>; interrupt-parent = <&tlmm>; interrupts = <115 IRQ_TYPE_EDGE_RISING>; vdd-supply = <&pm8916_l17>; vddio-supply = <&pm8916_l6>; pinctrl-names = "default"; pinctrl-0 = <&accel_int_default>; mount-matrix = "0", "-1", "0", "-1", "0", "0", "0", "0", "1"; }; magnetometer@12 { compatible = "bosch,bmc150_magn"; reg = <0x12>; vdd-supply = <&pm8916_l17>; vddio-supply = <&pm8916_l6>; }; }; &blsp_i2c5 { status = "okay"; touchscreen@38 { /* Actually ft5446 */ compatible = "edt,edt-ft5406"; reg = <0x38>; interrupt-parent = <&tlmm>; interrupts = <13 IRQ_TYPE_LEVEL_LOW>; reset-gpios = <&tlmm 12 GPIO_ACTIVE_LOW>; vcc-supply = <&pm8916_l16>; iovcc-supply = <&pm8916_l6>; touchscreen-size-x = <720>; touchscreen-size-y = <1280>; pinctrl-names = "default"; pinctrl-0 = <&touchscreen_default>; }; }; &blsp_uart2 { status = "okay"; }; &pm8916_resin { linux,code = <KEY_VOLUMEDOWN>; status = "okay"; }; &pm8916_rpm_regulators { pm8916_l16: l16 { regulator-min-microvolt = <2900000>; regulator-max-microvolt = <2900000>; }; pm8916_l17: l17 { regulator-min-microvolt = <2850000>; regulator-max-microvolt = <2850000>; }; }; &pm8916_vib { status = "okay"; }; &sdhc_1 { status = "okay"; }; &sdhc_2 { pinctrl-names = "default", "sleep"; pinctrl-0 = <&sdc2_default &sdc2_cd_default>; pinctrl-1 = <&sdc2_sleep &sdc2_cd_default>; cd-gpios = <&tlmm 38 GPIO_ACTIVE_HIGH>; status = "okay"; }; &usb { extcon = <&usb_id>, <&usb_id>; status = "okay"; }; &usb_hs_phy { extcon = <&usb_id>; }; &wcnss { status = "okay"; }; &wcnss_iris { compatible = "qcom,wcn3620"; }; &tlmm { accel_int_default: accel-int-default-state { pins = "gpio115"; function = "gpio"; drive-strength = <2>; bias-disable; }; gpio_keys_default: gpio-keys-default-state { pins = "gpio107"; function = "gpio"; drive-strength = <2>; bias-pull-up; }; sdc2_cd_default: sdc2-cd-default-state { pins = "gpio38"; function = "gpio"; drive-strength = <2>; bias-disable; }; touchscreen_default: touchscreen-default-state { reset-pins { pins = "gpio12"; function = "gpio"; drive-strength = <2>; bias-disable; }; touchscreen-pins { pins = "gpio13"; function = "gpio"; drive-strength = <2>; bias-pull-up; }; }; usb_id_default: usb-id-default-state { pins = "gpio110"; function = "gpio"; drive-strength = <8>; bias-pull-up; }; };