1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Device tree for Google Pixel 3a, adapted from google-blueline device tree,
4 * xiaomi-lavender device tree, and oneplus-common device tree.
5 *
6 * Copyright (c) 2022, Richard Acayan. All rights reserved.
7 */
8
9/dts-v1/;
10
11#include <dt-bindings/gpio/gpio.h>
12#include <dt-bindings/input/input.h>
13#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
14#include <dt-bindings/power/qcom-rpmpd.h>
15#include "sdm670.dtsi"
16#include "pm660.dtsi"
17#include "pm660l.dtsi"
18
19/delete-node/ &mpss_region;
20/delete-node/ &venus_mem;
21/delete-node/ &wlan_msa_mem;
22/delete-node/ &cdsp_mem;
23/delete-node/ &mba_region;
24/delete-node/ &adsp_mem;
25/delete-node/ &ipa_fw_mem;
26/delete-node/ &ipa_gsi_mem;
27/delete-node/ &gpu_mem;
28
29/ {
30	model = "Google Pixel 3a";
31	compatible = "google,sargo", "qcom,sdm670";
32
33	aliases { };
34
35	chosen {
36		stdout-path = "serial0:115200n8";
37
38		#address-cells = <2>;
39		#size-cells = <2>;
40		ranges;
41
42		framebuffer@9c000000 {
43			compatible = "simple-framebuffer";
44			reg = <0 0x9c000000 0 (1080 * 2220 * 4)>;
45			width = <1080>;
46			height = <2220>;
47			stride = <(1080 * 4)>;
48			format = "a8r8g8b8";
49		};
50	};
51
52	clocks {
53		sleep_clk: sleep-clk {
54			compatible = "fixed-clock";
55			#clock-cells = <0>;
56			clock-frequency = <32764>;
57		};
58
59		xo_board: xo-board {
60			compatible = "fixed-clock";
61			#clock-cells = <0>;
62			clock-frequency = <38400000>;
63		};
64	};
65
66	gpio-keys {
67		compatible = "gpio-keys";
68		autorepeat;
69
70		pinctrl-names = "default";
71		pinctrl-0 = <&vol_up_pin>;
72
73		key-vol-up {
74			label = "Volume Up";
75			linux,code = <KEY_VOLUMEUP>;
76			gpios = <&pm660l_gpios 7 GPIO_ACTIVE_LOW>;
77		};
78	};
79
80	reserved-memory {
81		#address-cells = <2>;
82		#size-cells = <2>;
83
84		mpss_region: mpss@8b000000 {
85			reg = <0 0x8b000000 0 0x9800000>;
86			no-map;
87		};
88
89		venus_mem: venus@94800000 {
90			reg = <0 0x94800000 0 0x500000>;
91			no-map;
92		};
93
94		wlan_msa_mem: wlan-msa@94d00000 {
95			reg = <0 0x94d00000 0 0x100000>;
96			no-map;
97		};
98
99		cdsp_mem: cdsp@94e00000 {
100			reg = <0 0x94e00000 0 0x800000>;
101			no-map;
102		};
103
104		mba_region: mba@95600000 {
105			reg = <0 0x95600000 0 0x200000>;
106			no-map;
107		};
108
109		adsp_mem: adsp@95800000 {
110			reg = <0 0x95800000 0 0x2200000>;
111			no-map;
112		};
113
114		ipa_fw_mem: ipa-fw@97a00000 {
115			reg = <0 0x97a00000 0 0x10000>;
116			no-map;
117		};
118
119		ipa_gsi_mem: ipa-gsi@97a10000 {
120			reg = <0 0x97a10000 0 0x5000>;
121			no-map;
122		};
123
124		gpu_mem: gpu@97a15000 {
125			reg = <0 0x97a15000 0 0x2000>;
126			no-map;
127		};
128
129		framebuffer-region@9c000000 {
130			reg = <0 0x9c000000 0 0x2400000>;
131			no-map;
132		};
133
134		/* Also includes ramoops regions */
135		debug_info_mem: debug-info@a1800000 {
136			reg = <0 0xa1800000 0 0x411000>;
137			no-map;
138		};
139	};
140
141	/*
142	 * The touchscreen regulator seems to be controlled somehow by a gpio.
143	 * Model it as a fixed regulator and keep it on. Without schematics we
144	 * don't know how this is actually wired up...
145	 */
146	ts_1p8_supply: ts-1p8-regulator {
147		compatible = "regulator-fixed";
148		regulator-name = "ts_1p8_supply";
149
150		regulator-min-microvolt = <1800000>;
151		regulator-max-microvolt = <1800000>;
152
153		gpio = <&pm660_gpios 12 GPIO_ACTIVE_HIGH>;
154		enable-active-high;
155	};
156
157	vph_pwr: vph-pwr-regulator {
158		compatible = "regulator-fixed";
159		regulator-name = "vph_pwr";
160		regulator-min-microvolt = <3312000>;
161		regulator-max-microvolt = <3312000>;
162
163		regulator-always-on;
164		regulator-boot-on;
165	};
166
167	/*
168	 * Supply map from xiaomi-lavender specifies this as the supply for
169	 * ldob1, ldob9, ldob10, ldoa2, and ldoa3, while downstream specifies
170	 * this as a power domain. Set this as a fixed regulator with the same
171	 * voltage as lavender until display is needed to avoid unneccessarily
172	 * using a deprecated binding (regulator-fixed-domain).
173	 */
174	vreg_s2b_1p05: vreg-s2b-regulator {
175		compatible = "regulator-fixed";
176		regulator-name = "vreg_s2b";
177		regulator-min-microvolt = <1050000>;
178		regulator-max-microvolt = <1050000>;
179	};
180};
181
182&apps_rsc {
183	regulators-0 {
184		compatible = "qcom,pm660-rpmh-regulators";
185		qcom,pmic-id = "a";
186
187		vdd-s1-supply = <&vph_pwr>;
188		vdd-s2-supply = <&vph_pwr>;
189		vdd-s3-supply = <&vph_pwr>;
190		vdd-s4-supply = <&vph_pwr>;
191		vdd-s5-supply = <&vph_pwr>;
192		vdd-s6-supply = <&vph_pwr>;
193
194		vdd-l1-l6-l7-supply = <&vreg_s6a_0p87>;
195		vdd-l2-l3-supply = <&vreg_s2b_1p05>;
196		vdd-l5-supply = <&vreg_s2b_1p05>;
197		vdd-l8-l9-l10-l11-l12-l13-l14-supply = <&vreg_s4a_2p04>;
198		vdd-l15-l16-l17-l18-l19-supply = <&vreg_bob>;
199
200		/*
201		 * S1A (FTAPC0), S2A (FTAPC1), S3A (HFAPC1) are managed
202		 * by the Core Power Reduction hardened (CPRh) and the
203		 * Operating State Manager (OSM) HW automatically.
204		 */
205
206		vreg_s4a_2p04: smps4 {
207			regulator-min-microvolt = <1808000>;
208			regulator-max-microvolt = <2040000>;
209			regulator-enable-ramp-delay = <200>;
210		};
211
212		vreg_s6a_0p87: smps6 {
213			regulator-min-microvolt = <1224000>;
214			regulator-max-microvolt = <1352000>;
215			regulator-enable-ramp-delay = <150>;
216		};
217
218		/* LDOs */
219		vreg_l1a_1p225: ldo1 {
220			regulator-min-microvolt = <1200000>;
221			regulator-max-microvolt = <1250000>;
222			regulator-enable-ramp-delay = <250>;
223		};
224
225		vreg_l2a_1p0: ldo2 {
226			regulator-min-microvolt = <1000000>;
227			regulator-max-microvolt = <1000000>;
228			regulator-enable-ramp-delay = <250>;
229		};
230
231		vreg_l3a_1p0: ldo3 {
232			regulator-min-microvolt = <1000000>;
233			regulator-max-microvolt = <1000000>;
234			regulator-enable-ramp-delay = <250>;
235		};
236
237		vreg_l5a_0p848: ldo5 {
238			regulator-min-microvolt = <800000>;
239			regulator-max-microvolt = <800000>;
240			regulator-enable-ramp-delay = <250>;
241		};
242
243		vreg_l6a_1p3: ldo6 {
244			regulator-min-microvolt = <1248000>;
245			regulator-max-microvolt = <1304000>;
246			regulator-enable-ramp-delay = <250>;
247		};
248
249		vreg_l7a_1p2: ldo7 {
250			regulator-min-microvolt = <1200000>;
251			regulator-max-microvolt = <1200000>;
252			regulator-enable-ramp-delay = <250>;
253		};
254
255		vreg_l8a_1p8: ldo8 {
256			regulator-min-microvolt = <1800000>;
257			regulator-max-microvolt = <1800000>;
258			regulator-enable-ramp-delay = <250>;
259			regulator-always-on;
260		};
261
262		vreg_l9a_1p8: ldo9 {
263			regulator-min-microvolt = <1800000>;
264			regulator-max-microvolt = <1800000>;
265			regulator-enable-ramp-delay = <250>;
266		};
267
268		vreg_l10a_1p8: ldo10 {
269			regulator-min-microvolt = <1800000>;
270			regulator-max-microvolt = <1800000>;
271			regulator-enable-ramp-delay = <250>;
272		};
273
274		vreg_l11a_1p8: ldo11 {
275			regulator-min-microvolt = <1800000>;
276			regulator-max-microvolt = <1800000>;
277			regulator-enable-ramp-delay = <250>;
278		};
279
280		vreg_l12a_1p8: ldo12 {
281			regulator-min-microvolt = <1800000>;
282			regulator-max-microvolt = <1800000>;
283			regulator-enable-ramp-delay = <250>;
284		};
285
286		vreg_l13a_1p8: ldo13 {
287			regulator-min-microvolt = <1800000>;
288			regulator-max-microvolt = <1800000>;
289			regulator-enable-ramp-delay = <250>;
290		};
291
292		vreg_l14a_1p8: ldo14 {
293			regulator-min-microvolt = <1800000>;
294			regulator-max-microvolt = <1800000>;
295			regulator-enable-ramp-delay = <250>;
296		};
297
298		vreg_l15a_1p8: ldo15 {
299			regulator-min-microvolt = <1800000>;
300			regulator-max-microvolt = <2950000>;
301			regulator-enable-ramp-delay = <250>;
302		};
303
304		vreg_l16a_2p7: ldo16 {
305			regulator-min-microvolt = <2696000>;
306			regulator-max-microvolt = <2696000>;
307			regulator-enable-ramp-delay = <250>;
308		};
309
310		vreg_l17a_1p8: ldo17 {
311			regulator-min-microvolt = <1800000>;
312			regulator-max-microvolt = <2950000>;
313			regulator-enable-ramp-delay = <250>;
314		};
315
316		vreg_l19a_3p3: ldo19 {
317			regulator-min-microvolt = <3000000>;
318			regulator-max-microvolt = <3312000>;
319			regulator-enable-ramp-delay = <250>;
320		};
321	};
322
323	regulators-1 {
324		compatible = "qcom,pm660l-rpmh-regulators";
325		qcom,pmic-id = "b";
326
327		vdd-s1-supply = <&vph_pwr>;
328		vdd-s2-supply = <&vph_pwr>;
329		vdd-s3-s4-supply = <&vph_pwr>;
330		vdd-s5-supply = <&vph_pwr>;
331
332		vdd-l1-l9-l10-supply = <&vreg_s2b_1p05>;
333		vdd-l2-supply = <&vreg_bob>;
334		vdd-l3-l5-l7-l8-supply = <&vreg_bob>;
335		vdd-l4-l6-supply = <&vreg_bob>;
336		vdd-bob-supply = <&vph_pwr>;
337
338		/* LDOs */
339		vreg_l1b_0p925: ldo1 {
340			regulator-min-microvolt = <880000>;
341			regulator-max-microvolt = <900000>;
342			regulator-enable-ramp-delay = <250>;
343		};
344
345		vreg_l2b_2p95: ldo2 {
346			regulator-min-microvolt = <1800000>;
347			regulator-max-microvolt = <2960000>;
348			regulator-enable-ramp-delay = <250>;
349		};
350
351		vreg_l3b_3p0: ldo3 {
352			regulator-min-microvolt = <2850000>;
353			regulator-max-microvolt = <3008000>;
354			regulator-enable-ramp-delay = <250>;
355		};
356
357		vreg_l4b_2p95: ldo4 {
358			regulator-min-microvolt = <2960000>;
359			regulator-max-microvolt = <2960000>;
360			regulator-enable-ramp-delay = <250>;
361		};
362
363		vreg_l5b_2p95: ldo5 {
364			regulator-min-microvolt = <2960000>;
365			regulator-max-microvolt = <2960000>;
366			regulator-enable-ramp-delay = <250>;
367		};
368
369		vreg_l6b_3p3: ldo6 {
370			regulator-min-microvolt = <3008000>;
371			regulator-max-microvolt = <3300000>;
372			regulator-enable-ramp-delay = <250>;
373		};
374
375		vreg_l7b_3p125: ldo7 {
376			regulator-min-microvolt = <3088000>;
377			regulator-max-microvolt = <3100000>;
378			regulator-enable-ramp-delay = <250>;
379		};
380
381		vreg_l8b_3p3: ldo8 {
382			regulator-min-microvolt = <3300000>;
383			regulator-max-microvolt = <3312000>;
384			regulator-enable-ramp-delay = <250>;
385		};
386
387		/*
388		 * Downstream specifies a fixed voltage of 3.312 V, but the
389		 * PMIC4 BOB ranges don't support that. Widen the range a
390		 * little to avoid adding a new BOB regulator type.
391		 */
392		vreg_bob: bob {
393			regulator-min-microvolt = <3296000>;
394			regulator-max-microvolt = <3328000>;
395			regulator-enable-ramp-delay = <500>;
396		};
397	};
398};
399
400&gcc {
401	protected-clocks = <GCC_QSPI_CORE_CLK>,
402			   <GCC_QSPI_CORE_CLK_SRC>,
403			   <GCC_QSPI_CNOC_PERIPH_AHB_CLK>;
404};
405
406&gpi_dma1 {
407	status = "okay";
408};
409
410&i2c9 {
411	clock-frequency = <100000>;
412	status = "okay";
413
414	synaptics-rmi4-i2c@20 {
415		compatible = "syna,rmi4-i2c";
416		reg = <0x20>;
417		interrupts-extended = <&tlmm 125 IRQ_TYPE_EDGE_FALLING>;
418
419		pinctrl-names = "default";
420		pinctrl-0 = <&touchscreen_default>;
421
422		vio-supply = <&ts_1p8_supply>;
423
424		syna,reset-delay-ms = <200>;
425		syna,startup-delay-ms = <200>;
426
427		#address-cells = <1>;
428		#size-cells = <0>;
429
430		rmi4-f01@1 {
431			reg = <0x01>;
432			syna,nosleep-mode = <1>;
433		};
434
435		rmi4-f12@12 {
436			reg = <0x12>;
437			touchscreen-x-mm = <62>;
438			touchscreen-y-mm = <127>;
439			syna,sensor-type = <1>;
440		};
441	};
442};
443
444&pm660l_gpios {
445	vol_up_pin: vol-up-state {
446		pins = "gpio7";
447		function = "normal";
448		qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
449		input-enable;
450		bias-pull-up;
451	};
452};
453
454&pon_pwrkey {
455	status = "okay";
456};
457
458&pon_resin {
459	linux,code = <KEY_VOLUMEDOWN>;
460	status = "okay";
461};
462
463&qupv3_id_1 {
464	status = "okay";
465};
466
467&sdhc_1 {
468	supports-cqe;
469	mmc-hs200-1_8v;
470	mmc-hs400-1_8v;
471	mmc-ddr-1_8v;
472
473	qcom,ddr-config = <0xc3040873>;
474
475	vmmc-supply = <&vreg_l4b_2p95>;
476	vqmmc-supply = <&vreg_l8a_1p8>;
477
478	status = "okay";
479};
480
481&tlmm {
482	gpio-reserved-ranges = <0 4>, <81 4>;
483
484	touchscreen_default: ts-default-state {
485		ts-reset-pins {
486			pins = "gpio99";
487			function = "gpio";
488			drive-strength = <2>;
489			bias-pull-up;
490			output-high;
491		};
492
493		ts-irq-pins {
494			pins = "gpio125";
495			function = "gpio";
496			drive-strength = <2>;
497			bias-disable;
498		};
499
500		ts-switch-pins {
501			pins = "gpio135";
502			function = "gpio";
503			drive-strength = <2>;
504			bias-disable;
505			output-low;
506		};
507	};
508};
509
510&usb_1_hsphy {
511	vdd-supply = <&vreg_l1b_0p925>;
512	vdda-pll-supply = <&vreg_l10a_1p8>;
513	vdda-phy-dpdm-supply = <&vreg_l7b_3p125>;
514
515	status = "okay";
516};
517
518&usb_1 {
519	qcom,select-utmi-as-pipe-clk;
520	status = "okay";
521};
522
523&usb_1_dwc3 {
524	/* Only peripheral works for now */
525	dr_mode = "peripheral";
526
527	/* Do not assume that sdm670.dtsi will never support USB 3.0 */
528	phys = <&usb_1_hsphy>;
529	phy-names = "usb2-phy";
530	maximum-speed = "high-speed";
531};
532