1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) 2020, Alexey Minnekhanov <alexey.min@gmail.com>
4 * Copyright (c) 2021, Dang Huynh <danct12@riseup.net>
5 */
6
7 /dts-v1/;
8
9 #include "sdm660.dtsi"
10 #include "pm660.dtsi"
11 #include "pm660l.dtsi"
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/input/gpio-keys.h>
14
15 / {
16 model = "Xiaomi Redmi Note 7";
17 compatible = "xiaomi,lavender", "qcom,sdm660";
18 chassis-type = "handset";
19
20 aliases {
21 serial0 = &blsp1_uart2;
22 };
23
24 chosen {
25 #address-cells = <2>;
26 #size-cells = <2>;
27 ranges;
28
29 stdout-path = "serial0:115200n8";
30
31 framebuffer0: framebuffer@9d400000 {
32 compatible = "simple-framebuffer";
33 reg = <0 0x9d400000 0 (1080 * 2340 * 4)>;
34 width = <1080>;
35 height = <2340>;
36 stride = <(1080 * 4)>;
37 format = "a8r8g8b8";
38 };
39 };
40
41 vph_pwr: vph-pwr-regulator {
42 compatible = "regulator-fixed";
43 regulator-name = "vph_pwr";
44 regulator-min-microvolt = <3700000>;
45 regulator-max-microvolt = <3700000>;
46
47 regulator-always-on;
48 regulator-boot-on;
49 };
50
51 gpio-keys {
52 compatible = "gpio-keys";
53
54 key-volup {
55 label = "Volume Up";
56 gpios = <&pm660l_gpios 7 GPIO_ACTIVE_LOW>;
57 linux,code = <KEY_VOLUMEUP>;
58 debounce-interval = <15>;
59 };
60 };
61
62 reserved-memory {
63 #address-cells = <2>;
64 #size-cells = <2>;
65 ranges;
66
67 ramoops@a0000000 {
68 compatible = "ramoops";
69 reg = <0x0 0xa0000000 0x0 0x400000>;
70 console-size = <0x20000>;
71 record-size = <0x20000>;
72 ftrace-size = <0x0>;
73 pmsg-size = <0x20000>;
74 };
75
76 framebuffer_mem: memory@9d400000 {
77 reg = <0x0 0x9d400000 0x0 0x23ff000>;
78 no-map;
79 };
80 };
81
82 /*
83 * Until we hook up type-c detection, we
84 * have to stick with this. But it works.
85 */
86 extcon_usb: extcon-usb {
87 compatible = "linux,extcon-usb-gpio";
88 id-gpios = <&tlmm 58 GPIO_ACTIVE_HIGH>;
89 };
90 };
91
92 &blsp1_uart2 {
93 status = "okay";
94 };
95
96 &pon_pwrkey {
97 status = "okay";
98 };
99
100 &pon_resin {
101 status = "okay";
102
103 linux,code = <KEY_VOLUMEDOWN>;
104 };
105
106 &qusb2phy0 {
107 status = "okay";
108
109 vdd-supply = <&vreg_l1b_0p925>;
110 vdda-phy-dpdm-supply = <&vreg_l7b_3p125>;
111 };
112
113 &rpm_requests {
114 regulators-0 {
115 compatible = "qcom,rpm-pm660l-regulators";
116
117 vdd_s1-supply = <&vph_pwr>;
118 vdd_s2-supply = <&vph_pwr>;
119 vdd_s3_s4-supply = <&vph_pwr>;
120 vdd_s5-supply = <&vph_pwr>;
121 vdd_s6-supply = <&vph_pwr>;
122
123 vdd_l1_l9_l10-supply = <&vreg_s2b_1p05>;
124 vdd_l2-supply = <&vreg_bob>;
125 vdd_l3_l5_l7_l8-supply = <&vreg_bob>;
126 vdd_l4_l6-supply = <&vreg_bob>;
127 vdd_bob-supply = <&vph_pwr>;
128
129 vreg_s1b_1p125: s1 {
130 regulator-min-microvolt = <1125000>;
131 regulator-max-microvolt = <1125000>;
132 regulator-enable-ramp-delay = <200>;
133 };
134
135 vreg_s2b_1p05: s2 {
136 regulator-min-microvolt = <1050000>;
137 regulator-max-microvolt = <1050000>;
138 regulator-enable-ramp-delay = <200>;
139 };
140
141 /* LDOs */
142 vreg_l1b_0p925: l1 {
143 regulator-min-microvolt = <800000>;
144 regulator-max-microvolt = <925000>;
145 regulator-enable-ramp-delay = <250>;
146 regulator-allow-set-load;
147 };
148
149 /* SDHCI 3.3V signal doesn't seem to be supported. */
150 vreg_l2b_2p95: l2 {
151 regulator-min-microvolt = <1648000>;
152 regulator-max-microvolt = <2696000>;
153 regulator-enable-ramp-delay = <250>;
154 regulator-allow-set-load;
155 };
156
157 vreg_l3b_3p3: l3 {
158 regulator-min-microvolt = <1700000>;
159 regulator-max-microvolt = <3300000>;
160 regulator-enable-ramp-delay = <250>;
161 regulator-allow-set-load;
162 };
163
164 vreg_l4b_2p95: l4 {
165 regulator-min-microvolt = <2944000>;
166 regulator-max-microvolt = <2952000>;
167 regulator-enable-ramp-delay = <250>;
168
169 regulator-min-microamp = <200>;
170 regulator-max-microamp = <600000>;
171 regulator-system-load = <570000>;
172 regulator-allow-set-load;
173 };
174
175 /*
176 * Downstream specifies a range of 1721-3600mV,
177 * but the only assigned consumers are SDHCI2 VMMC
178 * and Coresight QPDI that both request pinned 2.95V.
179 * Tighten the range to 1.8-3.328 (closest to 3.3) to
180 * make the mmc driver happy.
181 */
182 vreg_l5b_2p95: l5 {
183 regulator-min-microvolt = <1800000>;
184 regulator-max-microvolt = <3328000>;
185 regulator-enable-ramp-delay = <250>;
186 regulator-allow-set-load;
187 regulator-system-load = <800000>;
188 };
189
190 vreg_l7b_3p125: l7 {
191 regulator-min-microvolt = <2700000>;
192 regulator-max-microvolt = <3125000>;
193 regulator-enable-ramp-delay = <250>;
194 };
195
196 vreg_l8b_3p3: l8 {
197 regulator-min-microvolt = <3200000>;
198 regulator-max-microvolt = <3400000>;
199 regulator-enable-ramp-delay = <250>;
200 };
201
202 vreg_bob: bob {
203 regulator-min-microvolt = <3300000>;
204 regulator-max-microvolt = <3600000>;
205 regulator-enable-ramp-delay = <500>;
206 };
207 };
208
209 regulators-1 {
210 compatible = "qcom,rpm-pm660-regulators";
211
212 vdd_s1-supply = <&vph_pwr>;
213 vdd_s2-supply = <&vph_pwr>;
214 vdd_s3-supply = <&vph_pwr>;
215 vdd_s4-supply = <&vph_pwr>;
216 vdd_s5-supply = <&vph_pwr>;
217 vdd_s6-supply = <&vph_pwr>;
218
219 vdd_l1_l6_l7-supply = <&vreg_s5a_1p35>;
220 vdd_l2_l3-supply = <&vreg_s2b_1p05>;
221 vdd_l5-supply = <&vreg_s2b_1p05>;
222 vdd_l8_l9_l10_l11_l12_l13_l14-supply = <&vreg_s4a_2p04>;
223 vdd_l15_l16_l17_l18_l19-supply = <&vreg_bob>;
224
225 /*
226 * S1A (FTAPC0), S2A (FTAPC1), S3A (HFAPC1) are managed
227 * by the Core Power Reduction hardened (CPRh) and the
228 * Operating State Manager (OSM) HW automatically.
229 */
230
231 vreg_s4a_2p04: s4 {
232 regulator-min-microvolt = <1805000>;
233 regulator-max-microvolt = <2040000>;
234 regulator-enable-ramp-delay = <200>;
235 regulator-always-on;
236 };
237
238 vreg_s5a_1p35: s5 {
239 regulator-min-microvolt = <1224000>;
240 regulator-max-microvolt = <1350000>;
241 regulator-enable-ramp-delay = <200>;
242 };
243
244 vreg_s6a_0p87: s6 {
245 regulator-min-microvolt = <504000>;
246 regulator-max-microvolt = <992000>;
247 regulator-enable-ramp-delay = <150>;
248 };
249
250 /* LDOs */
251 vreg_l1a_1p225: l1 {
252 regulator-min-microvolt = <1150000>;
253 regulator-max-microvolt = <1250000>;
254 regulator-enable-ramp-delay = <250>;
255 regulator-allow-set-load;
256 };
257
258 vreg_l2a_1p0: l2 {
259 regulator-min-microvolt = <950000>;
260 regulator-max-microvolt = <1010000>;
261 regulator-enable-ramp-delay = <250>;
262 };
263
264 vreg_l3a_1p0: l3 {
265 regulator-min-microvolt = <950000>;
266 regulator-max-microvolt = <1010000>;
267 regulator-enable-ramp-delay = <250>;
268 };
269
270 vreg_l5a_0p848: l5 {
271 regulator-min-microvolt = <525000>;
272 regulator-max-microvolt = <950000>;
273 regulator-enable-ramp-delay = <250>;
274 };
275
276 vreg_l6a_1p3: l6 {
277 regulator-min-microvolt = <1200000>;
278 regulator-max-microvolt = <1370000>;
279 regulator-allow-set-load;
280 regulator-enable-ramp-delay = <250>;
281 };
282
283 vreg_l7a_1p2: l7 {
284 regulator-min-microvolt = <1200000>;
285 regulator-max-microvolt = <1200000>;
286 regulator-enable-ramp-delay = <250>;
287 };
288
289 vreg_l8a_1p8: l8 {
290 regulator-min-microvolt = <1750000>;
291 regulator-max-microvolt = <1800000>;
292 regulator-enable-ramp-delay = <250>;
293 regulator-system-load = <325000>;
294 regulator-allow-set-load;
295 };
296
297 vreg_l9a_1p8: l9 {
298 regulator-min-microvolt = <1750000>;
299 regulator-max-microvolt = <1900000>;
300 regulator-enable-ramp-delay = <250>;
301 regulator-allow-set-load;
302 };
303
304 vreg_l10a_1p8: l10 {
305 regulator-min-microvolt = <1780000>;
306 regulator-max-microvolt = <1950000>;
307 regulator-enable-ramp-delay = <250>;
308 regulator-allow-set-load;
309 };
310
311 vreg_l11a_1p8: l11 {
312 regulator-min-microvolt = <1780000>;
313 regulator-max-microvolt = <1950000>;
314 regulator-enable-ramp-delay = <250>;
315 };
316
317 vreg_l12a_1p8: l12 {
318 regulator-min-microvolt = <1780000>;
319 regulator-max-microvolt = <1950000>;
320 regulator-enable-ramp-delay = <250>;
321 };
322
323 /* This gives power to the LPDDR4: never turn it off! */
324 vreg_l13a_1p8: l13 {
325 regulator-min-microvolt = <1780000>;
326 regulator-max-microvolt = <1950000>;
327 regulator-enable-ramp-delay = <250>;
328 regulator-boot-on;
329 regulator-always-on;
330 };
331
332 vreg_l14a_1p8: l14 {
333 regulator-min-microvolt = <1710000>;
334 regulator-max-microvolt = <1900000>;
335 regulator-enable-ramp-delay = <250>;
336 };
337
338 vreg_l15a_1p8: l15 {
339 regulator-min-microvolt = <1650000>;
340 regulator-max-microvolt = <2950000>;
341 regulator-enable-ramp-delay = <250>;
342 };
343
344 vreg_l16a_2p7: l16 {
345 regulator-min-microvolt = <2800000>;
346 regulator-max-microvolt = <2800000>;
347 regulator-enable-ramp-delay = <250>;
348 regulator-always-on;
349 };
350
351 vreg_l17a_1p8: l17 {
352 regulator-min-microvolt = <1648000>;
353 regulator-max-microvolt = <2952000>;
354 regulator-enable-ramp-delay = <250>;
355 };
356
357 vreg_l19a_3p3: l19 {
358 regulator-min-microvolt = <3312000>;
359 regulator-max-microvolt = <3400000>;
360 regulator-enable-ramp-delay = <250>;
361 regulator-allow-set-load;
362 };
363 };
364 };
365
366 &pm660l_wled {
367 status = "okay";
368
369 qcom,switching-freq = <800>;
370 qcom,current-limit-microamp = <20000>;
371 qcom,num-strings = <2>;
372 };
373
374 &sdc2_state_on {
375 sd-cd-pins {
376 pins = "gpio54";
377 function = "gpio";
378 bias-pull-up;
379 drive-strength = <2>;
380 };
381 };
382
383 &sdc2_state_off {
384 sd-cd-pins {
385 pins = "gpio54";
386 function = "gpio";
387 bias-disable;
388 drive-strength = <2>;
389 };
390 };
391
392 &sdhc_1 {
393 status = "okay";
394 supports-cqe;
395
396 mmc-hs200-1_8v;
397 mmc-hs400-1_8v;
398 mmc-hs400-enhanced-strobe;
399
400 vmmc-supply = <&vreg_l4b_2p95>;
401 vqmmc-supply = <&vreg_l8a_1p8>;
402 };
403
404 &sdhc_2 {
405 status = "okay";
406
407 vmmc-supply = <&vreg_l5b_2p95>;
408 vqmmc-supply = <&vreg_l2b_2p95>;
409 };
410
411 &tlmm {
412 gpio-reserved-ranges = <8 4>;
413 };
414
415 &usb3 {
416 qcom,select-utmi-as-pipe-clk;
417
418 status = "okay";
419 };
420
421 &usb3_dwc3 {
422 maximum-speed = "high-speed";
423 phys = <&qusb2phy0>;
424 phy-names = "usb2-phy";
425
426 dr_mode = "peripheral";
427 extcon = <&extcon_usb>;
428 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.