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};