1// SPDX-License-Identifier: BSD-3-Clause
2/*
3 * Copyright (c) 2020, Konrad Dybcio <konrad.dybcio@somainline.org>
4 */
5
6#include "msm8994.dtsi"
7#include "pm8994.dtsi"
8#include "pmi8994.dtsi"
9#include <dt-bindings/gpio/gpio.h>
10#include <dt-bindings/input/gpio-keys.h>
11
12/ {
13	/* required for bootloader to select correct board */
14
15	/*
16	 * We support MSM8994 v2 (0x20000) and v2.1 (0x20001).
17	 * The V1 chip (0x0 and 0x10000) is significantly different
18	 * and requires driver-side changes (including CPR, be warned!!).
19	 * Besides that, it's very rare.
20	 */
21	qcom,msm-id = <207 0x20000>, <207 0x20001>;
22	/* We only use pm8994+pmi8994. */
23	qcom,pmic-id = <0x10009 0x1000a 0x00 0x00>;
24	/* This property is shared across all kitakami devices. */
25	qcom,board-id = <8 0>;
26
27	/* Kitakami firmware doesn't support PSCI */
28	/delete-node/ psci;
29
30	gpio-keys {
31		compatible = "gpio-keys";
32		autorepeat;
33
34		button-0 {
35			label = "Volume Down";
36			gpios = <&pm8994_gpios 2 GPIO_ACTIVE_LOW>;
37			linux,input-type = <1>;
38			linux,code = <KEY_VOLUMEDOWN>;
39			wakeup-source;
40			debounce-interval = <15>;
41		};
42
43		button-1 {
44			label = "Volume Up";
45			gpios = <&pm8994_gpios 3 GPIO_ACTIVE_LOW>;
46			linux,input-type = <1>;
47			linux,code = <KEY_VOLUMEUP>;
48			wakeup-source;
49			debounce-interval = <15>;
50		};
51
52		button-2 {
53			label = "Camera Snapshot";
54			gpios = <&pm8994_gpios 4 GPIO_ACTIVE_LOW>;
55			linux,input-type = <1>;
56			linux,code = <KEY_CAMERA>;
57			wakeup-source;
58			debounce-interval = <15>;
59		};
60
61		button-3 {
62			label = "Camera Focus";
63			gpios = <&pm8994_gpios 5 GPIO_ACTIVE_LOW>;
64			linux,input-type = <1>;
65			linux,code = <KEY_VOLUMEUP>;
66			wakeup-source;
67			debounce-interval = <15>;
68		};
69	};
70
71	reserved-memory {
72		/* This is for getting crash logs using Android downstream kernels */
73		ramoops@1fe00000 {
74			compatible = "ramoops";
75			reg = <0 0x1fe00000 0 0x200000>;
76			console-size = <0x100000>;
77			record-size = <0x10000>;
78			ftrace-size = <0x10000>;
79			pmsg-size = <0x80000>;
80		};
81
82		fb_region: fb_region@40000000 {
83			reg = <0 0x40000000 0 0x1000000>;
84			no-map;
85		};
86
87		tzapp: memory@c7800000 {
88			reg = <0 0xc7800000 0 0x1900000>;
89			no-map;
90		};
91	};
92};
93
94&blsp1_spi1 {
95	status = "okay";
96
97	/* FPC fingerprint reader */
98};
99
100/* I2C1 is disabled on this board */
101
102&blsp1_i2c2 {
103	status = "okay";
104	clock-frequency = <355000>;
105
106	/* NXP PN547 NFC */
107};
108
109&blsp1_i2c6 {
110	status = "okay";
111	clock-frequency = <355000>;
112
113	touchscreen: rmi4-i2c-dev@2c {
114		compatible = "syna,rmi4-i2c";
115		reg = <0x2c>;
116		#address-cells = <1>;
117		#size-cells = <0>;
118
119		interrupt-parent = <&tlmm>;
120		interrupts = <42 IRQ_TYPE_EDGE_FALLING>;
121
122		pinctrl-names = "default";
123		pinctrl-0 = <&ts_int_active &ts_reset_active>;
124
125		vdd-supply = <&pm8994_l22>;
126		vio-supply = <&pm8994_s4>;
127
128		syna,reset-delay-ms = <220>;
129		syna,startup-delay-ms = <220>;
130
131		rmi4-f01@1 {
132			reg = <0x01>;
133			syna,nosleep-mode = <1>;
134		};
135
136		rmi4-f11@11 {
137			reg = <0x11>;
138			syna,sensor-type = <1>;
139		};
140	};
141};
142
143&blsp1_uart2 {
144	status = "okay";
145};
146
147&blsp2_i2c5 {
148	status = "okay";
149	clock-frequency = <355000>;
150
151	/* sii8620 HDMI/MHL bridge */
152};
153
154&blsp2_uart2 {
155	status = "okay";
156};
157
158/*
159 * Kitakami bootloader only turns cont_splash on when it detects
160 * specific downstream MDSS/backlight nodes in the active DTB.
161 * One way to use that framebuffer is to load a secondary instance of
162 * LK with the downstream DTB appended and then, only from there, load
163 * mainline Linux.
164 */
165&cont_splash_mem {
166	reg = <0 0x03401000 0 0x2200000>;
167};
168
169&pmi8994_spmi_regulators {
170	/*
171	 * Yeah, this one *is* managed by RPMPD, but also needs
172	 * to be hacked up as a-o due to the GPU device only accepting a single
173	 * power domain.. which still isn't enough and forces us to bind
174	 * OXILI_CX and OXILI_GX together!
175	 */
176	vdd_gfx: s2 {
177		regulator-name = "VDD_GFX";
178		regulator-min-microvolt = <980000>;
179		regulator-max-microvolt = <980000>;
180
181		/* hack until we rig up the gpu consumer */
182		regulator-always-on;
183	};
184};
185
186&rpm_requests {
187	/* PMI8994 should probe first, because pmi8994_bby supplies some of PM8994's regulators */
188	pmi8994_regulators: regulators-0 {
189		compatible = "qcom,rpm-pmi8994-regulators";
190
191		vdd_s1-supply = <&vph_pwr>;
192		vdd_bst_byp-supply = <&vph_pwr>;
193
194		pmi8994_s1: s1 {
195			regulator-min-microvolt = <1025000>;
196			regulator-max-microvolt = <1025000>;
197		};
198
199		/* S2 & S3 - VDD_GFX */
200
201		pmi8994_bby: boost-bypass {
202			regulator-min-microvolt = <3150000>;
203			regulator-max-microvolt = <3600000>;
204		};
205	};
206
207	pm8994_regulators: regulators-1 {
208		compatible = "qcom,rpm-pm8994-regulators";
209
210		vdd_s3-supply = <&vph_pwr>;
211		vdd_s4-supply = <&vph_pwr>;
212		vdd_s5-supply = <&vph_pwr>;
213		vdd_s6-supply = <&vph_pwr>;
214		vdd_s7-supply = <&vph_pwr>;
215		vdd_l1-supply = <&pmi8994_s1>;
216		vdd_l2_l26_l28-supply = <&pm8994_s3>;
217		vdd_l3_l11-supply = <&pm8994_s3>;
218		vdd_l4_l27_l31-supply = <&pm8994_s3>;
219		vdd_l6_l12_l32-supply = <&pm8994_s5>;
220		vdd_l8_l16_l30-supply = <&vph_pwr>;
221		vdd_l9_l10_l18_l22-supply = <&pmi8994_bby>;
222		vdd_l13_l19_l23_l24-supply = <&pmi8994_bby>;
223		vdd_l14_l15-supply = <&pm8994_s5>;
224		vdd_l17_l29-supply = <&pmi8994_bby>;
225		vdd_l20_l21-supply = <&pmi8994_bby>;
226		vdd_l25-supply = <&pm8994_s3>;
227		vdd_lvs1_2-supply = <&pm8994_s4>;
228
229		/* S1, S2, S6 and S12 are managed by RPMPD */
230
231		pm8994_s3: s3 {
232			regulator-min-microvolt = <1300000>;
233			regulator-max-microvolt = <1300000>;
234		};
235
236		pm8994_s4: s4 {
237			regulator-min-microvolt = <1800000>;
238			regulator-max-microvolt = <1800000>;
239			regulator-system-load = <325000>;
240			regulator-allow-set-load;
241			regulator-always-on;
242		};
243
244		pm8994_s5: s5 {
245			regulator-min-microvolt = <2150000>;
246			regulator-max-microvolt = <2150000>;
247		};
248
249		pm8994_s7: s7 {
250			regulator-min-microvolt = <1000000>;
251			regulator-max-microvolt = <1000000>;
252		};
253
254		/*
255		 * S8 - SPMI-managed VDD_APC0
256		 * S9, S10 and S11 (the main one) - SPMI-managed VDD_APC1
257		 */
258
259		pm8994_l1: l1 {
260			regulator-min-microvolt = <1000000>;
261			regulator-max-microvolt = <1000000>;
262		};
263
264		pm8994_l2: l2 {
265			regulator-min-microvolt = <1250000>;
266			regulator-max-microvolt = <1250000>;
267			regulator-system-load = <10000>;
268			regulator-allow-set-load;
269		};
270
271		pm8994_l3: l3 {
272			regulator-min-microvolt = <1100000>;
273			regulator-max-microvolt = <1100000>;
274			regulator-boot-on;
275		};
276
277		pm8994_l4: l4 {
278			regulator-min-microvolt = <1225000>;
279			regulator-max-microvolt = <1225000>;
280		};
281
282		/* L5 is inaccessible from RPM */
283
284		pm8994_l6: l6 {
285			regulator-min-microvolt = <1800000>;
286			regulator-max-microvolt = <1800000>;
287		};
288
289		/* L7 is inaccessible from RPM */
290
291		pm8994_l8: l8 {
292			regulator-min-microvolt = <1800000>;
293			regulator-max-microvolt = <1800000>;
294		};
295
296		pm8994_l9: l9 {
297			regulator-min-microvolt = <1800000>;
298			regulator-max-microvolt = <1800000>;
299		};
300
301		pm8994_l10: l10 {
302			regulator-min-microvolt = <1800000>;
303			regulator-max-microvolt = <1800000>;
304		};
305
306		pm8994_l11: l11 {
307			regulator-min-microvolt = <1200000>;
308			regulator-max-microvolt = <1200000>;
309		};
310
311		pm8994_l12: l12 {
312			regulator-min-microvolt = <1800000>;
313			regulator-max-microvolt = <1800000>;
314			regulator-system-load = <10000>;
315			regulator-allow-set-load;
316		};
317
318		pm8994_l13: l13 {
319			regulator-min-microvolt = <1800000>;
320			regulator-max-microvolt = <2950000>;
321		};
322
323		pm8994_l14: l14 {
324			regulator-min-microvolt = <1800000>;
325			regulator-max-microvolt = <1800000>;
326			regulator-system-load = <10000>;
327			regulator-allow-set-load;
328			regulator-boot-on;
329		};
330
331		pm8994_l15: l15 {
332			regulator-min-microvolt = <1800000>;
333			regulator-max-microvolt = <1800000>;
334		};
335
336		pm8994_l16: l16 {
337			regulator-min-microvolt = <2700000>;
338			regulator-max-microvolt = <2700000>;
339		};
340
341		pm8994_l17: l17 {
342			regulator-min-microvolt = <2200000>;
343			regulator-max-microvolt = <2200000>;
344			regulator-boot-on;
345		};
346
347		pm8994_l18: l18 {
348			regulator-min-microvolt = <2850000>;
349			regulator-max-microvolt = <2850000>;
350			regulator-always-on;
351			regulator-boot-on;
352		};
353
354		pm8994_l19: l19 {
355			regulator-min-microvolt = <2850000>;
356			regulator-max-microvolt = <2850000>;
357			regulator-boot-on;
358		};
359
360		pm8994_l20: l20 {
361			regulator-min-microvolt = <2950000>;
362			regulator-max-microvolt = <2950000>;
363			regulator-system-load = <570000>;
364			regulator-allow-set-load;
365		};
366
367		pm8994_l21: l21 {
368			regulator-min-microvolt = <2950000>;
369			regulator-max-microvolt = <2950000>;
370			regulator-system-load = <800000>;
371			regulator-allow-set-load;
372		};
373
374		pm8994_l22: l22 {
375			regulator-min-microvolt = <3000000>;
376			regulator-max-microvolt = <3000000>;
377			regulator-boot-on;
378		};
379
380		pm8994_l23: l23 {
381			regulator-min-microvolt = <2800000>;
382			regulator-max-microvolt = <2800000>;
383			regulator-always-on;
384			regulator-boot-on;
385		};
386
387		pm8994_l24: l24 {
388			regulator-min-microvolt = <3075000>;
389			regulator-max-microvolt = <3150000>;
390		};
391
392		pm8994_l25: l25 {
393			regulator-min-microvolt = <1000000>;
394			regulator-max-microvolt = <1000000>;
395			regulator-boot-on;
396		};
397
398		pm8994_l26: l26 {
399			regulator-min-microvolt = <987500>;
400			regulator-max-microvolt = <987500>;
401		};
402
403		pm8994_l27: l27 {
404			regulator-min-microvolt = <1200000>;
405			regulator-max-microvolt = <1200000>;
406			regulator-boot-on;
407		};
408
409		pm8994_l28: l28 {
410			regulator-min-microvolt = <1000000>;
411			regulator-max-microvolt = <1000000>;
412			regulator-system-load = <10000>;
413			regulator-allow-set-load;
414		};
415
416		pm8994_l29: l29 {
417			regulator-min-microvolt = <2700000>;
418			regulator-max-microvolt = <2700000>;
419			regulator-boot-on;
420		};
421
422		pm8994_l30: l30 {
423			regulator-min-microvolt = <1800000>;
424			regulator-max-microvolt = <1800000>;
425			regulator-boot-on;
426		};
427
428		pm8994_l31: l31 {
429			regulator-min-microvolt = <1200000>;
430			regulator-max-microvolt = <1200000>;
431			regulator-system-load = <10000>;
432			regulator-allow-set-load;
433		};
434
435		pm8994_l32: l32 {
436			regulator-min-microvolt = <1800000>;
437			regulator-max-microvolt = <1800000>;
438		};
439
440		pm8994_lvs1: lvs1 {
441			regulator-boot-on;
442		};
443		pm8994_lvs2: lvs2 {
444			regulator-boot-on;
445		};
446	};
447};
448
449&sdhc1 {
450	/*
451	 * There is an issue with the eMMC causing permanent
452	 * damage to the card if a quirk isn't addressed.
453	 * Until it's fixed, disable the MMC so as not to brick
454	 * devices.
455	 */
456	status = "disabled";
457
458	/*
459	 * Downstream pushes 2.95V to the sdhci device,
460	 * but upstream driver REALLY wants to make vmmc 1.8v
461	 * cause of the hs400-1_8v mode. MMC works fine without
462	 * that regulator, so let's not use it for now.
463	 * vqmmc is also disabled cause driver stll complains.
464	 *
465	 * vmmc-supply = <&pm8994_l20>;
466	 * vqmmc-supply = <&pm8994_s4>;
467	 */
468};
469
470&sdhc2 {
471	status = "okay";
472
473	cd-gpios = <&tlmm 100 GPIO_ACTIVE_HIGH>;
474	vmmc-supply = <&pm8994_l21>;
475	vqmmc-supply = <&pm8994_l13>;
476};
477
478&tlmm {
479	ts_int_active: ts-int-active-state {
480		pins = "gpio42";
481		function = "gpio";
482		drive-strength = <2>;
483		bias-disable;
484	};
485
486	ts_reset_active: ts-reset-active-state {
487		pins = "gpio109";
488		function = "gpio";
489		drive-strength = <2>;
490		bias-disable;
491		output-low;
492	};
493};
494