1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2021 Stephan Gerhold
4 */
5
6/dts-v1/;
7
8#include "msm8916-pm8916.dtsi"
9#include <dt-bindings/gpio/gpio.h>
10#include <dt-bindings/input/input.h>
11#include <dt-bindings/interrupt-controller/irq.h>
12#include <dt-bindings/leds/common.h>
13#include <dt-bindings/sound/apq8016-lpass.h>
14
15/*
16 * Note: The original firmware from Huawei can only boot 32-bit kernels.
17 * To boot this device tree using arm64 it is necessary to flash 64-bit TZ/HYP
18 * firmware (e.g. taken from the DragonBoard 410c).
19 * See https://wiki.postmarketos.org/wiki/Huawei_Ascend_G7_(huawei-g7)
20 * for suggested installation instructions.
21 */
22
23/ {
24	model = "Huawei Ascend G7";
25	compatible = "huawei,g7", "qcom,msm8916";
26	chassis-type = "handset";
27
28	aliases {
29		mmc0 = &sdhc_1; /* eMMC */
30		mmc1 = &sdhc_2; /* SD card */
31		serial0 = &blsp_uart2;
32	};
33
34	chosen {
35		stdout-path = "serial0";
36	};
37
38	gpio-keys {
39		compatible = "gpio-keys";
40
41		pinctrl-names = "default";
42		pinctrl-0 = <&gpio_keys_default>;
43
44		label = "GPIO Buttons";
45
46		button-volume-up {
47			label = "Volume Up";
48			gpios = <&tlmm 107 GPIO_ACTIVE_LOW>;
49			linux,code = <KEY_VOLUMEUP>;
50		};
51	};
52
53	leds {
54		compatible = "gpio-leds";
55
56		pinctrl-names = "default";
57		pinctrl-0 = <&gpio_leds_default>;
58
59		led-0 {
60			gpios = <&tlmm 8 GPIO_ACTIVE_HIGH>;
61			color = <LED_COLOR_ID_RED>;
62			default-state = "off";
63			function = LED_FUNCTION_INDICATOR;
64		};
65
66		led-1 {
67			gpios = <&tlmm 9 GPIO_ACTIVE_HIGH>;
68			color = <LED_COLOR_ID_GREEN>;
69			default-state = "off";
70			function = LED_FUNCTION_INDICATOR;
71		};
72
73		led-2 {
74			gpios = <&tlmm 10 GPIO_ACTIVE_HIGH>;
75			color = <LED_COLOR_ID_BLUE>;
76			default-state = "off";
77			function = LED_FUNCTION_INDICATOR;
78		};
79	};
80
81	usb_id: usb-id {
82		compatible = "linux,extcon-usb-gpio";
83		id-gpios = <&tlmm 117 GPIO_ACTIVE_HIGH>;
84		pinctrl-names = "default";
85		pinctrl-0 = <&usb_id_default>;
86	};
87};
88
89&blsp_i2c2 {
90	status = "okay";
91
92	magnetometer@c {
93		compatible = "asahi-kasei,ak09911";
94		reg = <0x0c>;
95
96		vdd-supply = <&pm8916_l17>;
97		vid-supply = <&pm8916_l6>;
98
99		reset-gpios = <&tlmm 36 GPIO_ACTIVE_LOW>;
100
101		pinctrl-names = "default";
102		pinctrl-0 = <&mag_reset_default>;
103	};
104
105	accelerometer@1e {
106		compatible = "kionix,kx023-1025";
107		reg = <0x1e>;
108
109		interrupt-parent = <&tlmm>;
110		interrupts = <115 IRQ_TYPE_EDGE_RISING>;
111
112		vdd-supply = <&pm8916_l17>;
113		vddio-supply = <&pm8916_l6>;
114
115		pinctrl-names = "default";
116		pinctrl-0 = <&accel_irq_default>;
117
118		mount-matrix = "-1", "0", "0",
119				"0", "1", "0",
120				"0", "0", "1";
121	};
122
123	proximity@39 {
124		compatible = "avago,apds9930";
125		reg = <0x39>;
126
127		interrupt-parent = <&tlmm>;
128		interrupts = <113 IRQ_TYPE_EDGE_FALLING>;
129
130		vdd-supply = <&pm8916_l17>;
131		vddio-supply = <&pm8916_l6>;
132
133		led-max-microamp = <100000>;
134		amstaos,proximity-diodes = <1>;
135
136		pinctrl-names = "default";
137		pinctrl-0 = <&prox_irq_default>;
138	};
139
140	regulator@3e {
141		compatible = "ti,tps65132";
142		reg = <0x3e>;
143
144		pinctrl-names = "default";
145		pinctrl-0 = <&reg_lcd_en_default>;
146
147		reg_lcd_pos: outp {
148			regulator-name = "outp";
149			regulator-min-microvolt = <5400000>;
150			regulator-max-microvolt = <5400000>;
151			enable-gpios = <&tlmm 97 GPIO_ACTIVE_HIGH>;
152			regulator-active-discharge = <1>;
153		};
154
155		reg_lcd_neg: outn {
156			regulator-name = "outn";
157			regulator-min-microvolt = <5400000>;
158			regulator-max-microvolt = <5400000>;
159			enable-gpios = <&tlmm 32 GPIO_ACTIVE_HIGH>;
160			regulator-active-discharge = <1>;
161		};
162	};
163};
164
165&blsp_i2c5 {
166	status = "okay";
167
168	rmi4@70 {
169		compatible = "syna,rmi4-i2c";
170		reg = <0x70>;
171		#address-cells = <1>;
172		#size-cells = <0>;
173
174		interrupt-parent = <&tlmm>;
175		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
176
177		vdd-supply = <&pm8916_l17>;
178		vio-supply = <&pm8916_l16>;
179
180		pinctrl-names = "default";
181		pinctrl-0 = <&ts_irq_default>;
182
183		syna,startup-delay-ms = <100>;
184
185		rmi4-f01@1 {
186			reg = <0x1>;
187			syna,nosleep-mode = <1>; /* Allow sleeping */
188		};
189
190		rmi4-f11@11 {
191			reg = <0x11>;
192			syna,sensor-type = <1>; /* Touchscreen */
193		};
194	};
195};
196
197&blsp_i2c6 {
198	status = "okay";
199
200	nfc@28 {
201		compatible = "nxp,pn547", "nxp,nxp-nci-i2c";
202		reg = <0x28>;
203
204		interrupt-parent = <&tlmm>;
205		interrupts = <21 IRQ_TYPE_EDGE_RISING>;
206
207		enable-gpios = <&tlmm 20 GPIO_ACTIVE_HIGH>;
208		firmware-gpios = <&tlmm 2 GPIO_ACTIVE_HIGH>;
209
210		pinctrl-names = "default";
211		pinctrl-0 = <&nfc_default>;
212	};
213};
214
215&blsp_uart2 {
216	status = "okay";
217};
218
219&lpass {
220	status = "okay";
221};
222
223&lpass_codec {
224	status = "okay";
225};
226
227&pm8916_codec {
228	status = "okay";
229	qcom,micbias-lvl = <2800>;
230	qcom,mbhc-vthreshold-low = <75 150 237 450 500>;
231	qcom,mbhc-vthreshold-high = <75 150 237 450 500>;
232	qcom,hphl-jack-type-normally-open;
233};
234
235&pm8916_l8 {
236	regulator-min-microvolt = <2950000>;
237	regulator-max-microvolt = <2950000>;
238};
239
240&pm8916_resin {
241	status = "okay";
242	linux,code = <KEY_VOLUMEDOWN>;
243};
244
245&pm8916_rpm_regulators {
246	pm8916_l16: l16 {
247		regulator-min-microvolt = <1800000>;
248		regulator-max-microvolt = <1800000>;
249	};
250
251	pm8916_l17: l17 {
252		regulator-min-microvolt = <2850000>;
253		regulator-max-microvolt = <2850000>;
254	};
255};
256
257&pm8916_vib {
258	status = "okay";
259};
260
261&sdhc_1 {
262	status = "okay";
263};
264
265&sdhc_2 {
266	status = "okay";
267
268	pinctrl-names = "default", "sleep";
269	pinctrl-0 = <&sdc2_default &sdc2_cd_default>;
270	pinctrl-1 = <&sdc2_sleep &sdc2_cd_default>;
271
272	/*
273	 * The Huawei device tree sets cd-gpios = <&tlmm 38 GPIO_ACTIVE_HIGH>.
274	 * However, gpio38 does not change its state when inserting/removing the
275	 * SD card, it's just low all the time. The Huawei kernel seems to use
276	 * polling for SD card detection instead.
277	 *
278	 * However, looking closer at the GPIO debug output it turns out that
279	 * gpio56 switches its state when inserting/removing the SD card.
280	 * It behaves just like gpio38 normally does. Usually GPIO56 is used as
281	 * "UIM2_PRESENT", i.e. to check if a second SIM card is inserted.
282	 * Maybe Huawei decided to replace the second SIM card slot with the
283	 * SD card slot and forgot to re-route to gpio38.
284	 */
285	cd-gpios = <&tlmm 56 GPIO_ACTIVE_LOW>;
286};
287
288&sound {
289	status = "okay";
290
291	model = "msm8916";
292	audio-routing =
293		"AMIC1", "MIC BIAS External1",
294		"AMIC2", "MIC BIAS External2",
295		"AMIC3", "MIC BIAS External1";
296
297	pinctrl-names = "default", "sleep";
298	pinctrl-0 = <&cdc_pdm_default>;
299	pinctrl-1 = <&cdc_pdm_sleep>;
300
301	primary-dai-link {
302		link-name = "WCD";
303		cpu {
304			sound-dai = <&lpass MI2S_PRIMARY>;
305		};
306		codec {
307			sound-dai = <&lpass_codec 0>, <&pm8916_codec 0>;
308		};
309	};
310
311	tertiary-dai-link {
312		link-name = "WCD-Capture";
313		cpu {
314			sound-dai = <&lpass MI2S_TERTIARY>;
315		};
316		codec {
317			sound-dai = <&lpass_codec 1>, <&pm8916_codec 1>;
318		};
319	};
320};
321
322&usb {
323	status = "okay";
324	extcon = <&usb_id>, <&usb_id>;
325};
326
327&usb_hs_phy {
328	extcon = <&usb_id>;
329};
330
331&wcnss {
332	status = "okay";
333};
334
335&wcnss_iris {
336	compatible = "qcom,wcn3620";
337};
338
339&tlmm {
340	accel_irq_default: accel-irq-default-state {
341		pins = "gpio115";
342		function = "gpio";
343
344		drive-strength = <2>;
345		bias-disable;
346	};
347
348	gpio_keys_default: gpio-keys-default-state {
349		pins = "gpio107";
350		function = "gpio";
351
352		drive-strength = <2>;
353		bias-pull-up;
354	};
355
356	gpio_leds_default: gpio-leds-default-state {
357		pins = "gpio8", "gpio9", "gpio10";
358		function = "gpio";
359
360		drive-strength = <2>;
361		bias-disable;
362	};
363
364	nfc_default: nfc-default-state {
365		pins = "gpio2", "gpio20", "gpio21";
366		function = "gpio";
367
368		drive-strength = <2>;
369		bias-disable;
370	};
371
372	mag_reset_default: mag-reset-default-state {
373		pins = "gpio36";
374		function = "gpio";
375
376		drive-strength = <2>;
377		bias-disable;
378	};
379
380	prox_irq_default: prox-irq-default-state {
381		pins = "gpio113";
382		function = "gpio";
383
384		drive-strength = <2>;
385		bias-disable;
386	};
387
388	reg_lcd_en_default: reg-lcd-en-default-state {
389		pins = "gpio32", "gpio97";
390		function = "gpio";
391
392		drive-strength = <2>;
393		bias-disable;
394	};
395
396	sdc2_cd_default: sdc2-cd-default-state {
397		pins = "gpio56";
398		function = "gpio";
399
400		drive-strength = <2>;
401		bias-disable;
402	};
403
404	ts_irq_default: ts-irq-default-state {
405		pins = "gpio13";
406		function = "gpio";
407
408		drive-strength = <2>;
409		bias-disable;
410	};
411
412	usb_id_default: usb-id-default-state {
413		pins = "gpio117";
414		function = "gpio";
415
416		drive-strength = <8>;
417		bias-pull-up;
418	};
419};
420