1 // SPDX-License-Identifier: BSD-3-Clause
2 /*
3 * Copyright (c) 2020, Konrad Dybcio
4 */
5
6 /dts-v1/;
7
8 #include "msm8992.dtsi"
9 #include "pm8994.dtsi"
10 #include "pmi8994.dtsi"
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/gpio-keys.h>
13
14 /delete-node/ &adsp_mem;
15 /delete-node/ &audio_mem;
16 /delete-node/ &mpss_mem;
17 /delete-node/ &peripheral_region;
18 /delete-node/ &res_hyp_mem;
19 /delete-node/ &rmtfs_mem;
20
21 / {
22 model = "Xiaomi Mi 4C";
23 compatible = "xiaomi,libra", "qcom,msm8992";
24 chassis-type = "handset";
25
26 /* required for bootloader to select correct board */
27 qcom,msm-id = <251 0>, <252 0>;
28 qcom,pmic-id = <65545 65546 0 0>;
29 qcom,board-id = <12 0>;
30
31 /* This enables graphical output via bootloader-enabled display */
32 chosen {
33 bootargs = "earlycon=tty0 console=tty0 maxcpus=1";
34
35 #address-cells = <2>;
36 #size-cells = <2>;
37 ranges;
38
39 framebuffer0: framebuffer@3400000 {
40 compatible = "simple-framebuffer";
41 reg = <0 0x3400000 0 (1080 * 1920 * 3)>;
42 width = <1080>;
43 height = <1920>;
44 stride = <(1080 * 3)>;
45 format = "r8g8b8";
46 /*
47 * That's a lot of clocks, but it's necessary due
48 * to unused clk cleanup & no panel driver yet..
49 */
50 clocks = <&mmcc MDSS_AHB_CLK>,
51 <&mmcc MDSS_AXI_CLK>,
52 <&mmcc MDSS_VSYNC_CLK>,
53 <&mmcc MDSS_MDP_CLK>,
54 <&mmcc MDSS_BYTE0_CLK>,
55 <&mmcc MDSS_PCLK0_CLK>,
56 <&mmcc MDSS_ESC0_CLK>;
57 power-domains = <&mmcc MDSS_GDSC>;
58 };
59 };
60
61 gpio-keys {
62 compatible = "gpio-keys";
63 autorepeat;
64
65 button {
66 label = "Volume Up";
67 gpios = <&pm8994_gpios 3 GPIO_ACTIVE_LOW>;
68 linux,input-type = <1>;
69 linux,code = <KEY_VOLUMEUP>;
70 wakeup-source;
71 debounce-interval = <15>;
72 };
73 };
74
75 reserved-memory {
76 #address-cells = <2>;
77 #size-cells = <2>;
78 ranges;
79
80 memory_hole: hole@6400000 {
81 reg = <0 0x06400000 0 0x600000>;
82 no-map;
83 };
84
85 memory_hole2: hole2@6c00000 {
86 reg = <0 0x06c00000 0 0x2400000>;
87 no-map;
88 };
89
90 mpss_mem: mpss@9000000 {
91 reg = <0 0x09000000 0 0x5a00000>;
92 no-map;
93 };
94
95 tzapp: tzapp@ea00000 {
96 reg = <0 0x0ea00000 0 0x1900000>;
97 no-map;
98 };
99
100 mdm_rfsa_mem: mdm-rfsa@ca0b0000 {
101 reg = <0 0xca0b0000 0 0x10000>;
102 no-map;
103 };
104
105 rmtfs_mem: rmtfs@ca100000 {
106 compatible = "qcom,rmtfs-mem";
107 reg = <0 0xca100000 0 0x180000>;
108 no-map;
109
110 qcom,client-id = <1>;
111 };
112
113 qseecom_mem: qseecom@cb400000 {
114 reg = <0 0xcb400000 0 0x1c00000>;
115 no-mem;
116 };
117
118 adsp_rfsa_mem: adsp-rfsa@cd000000 {
119 reg = <0 0xcd000000 0 0x10000>;
120 no-map;
121 };
122
123 sensor_rfsa_mem: sensor-rfsa@cd010000 {
124 reg = <0 0xcd010000 0 0x10000>;
125 no-map;
126 };
127
128 ramoops@dfc00000 {
129 compatible = "ramoops";
130 reg = <0 0xdfc00000 0 0x40000>;
131 console-size = <0x10000>;
132 record-size = <0x10000>;
133 ftrace-size = <0x10000>;
134 pmsg-size = <0x20000>;
135 };
136 };
137 };
138
139 &blsp1_i2c2 {
140 status = "okay";
141
142 /* Atmel or Synaptics touchscreen */
143 };
144
145 &blsp1_i2c5 {
146 status = "okay";
147
148 /* ST lsm6db0 gyro/accelerometer */
149 };
150
151 &blsp1_i2c6 {
152 status = "okay";
153
154 /*
155 * NXP NCI NFC,
156 * TI USB320 Type-C controller,
157 * Pericom 30216a USB (de)mux switch
158 */
159 };
160
161 &blsp2_i2c1 {
162 status = "okay";
163
164 /* cm36686 proximity and ambient light sensor */
165 };
166
167 &blsp2_i2c5 {
168 status = "okay";
169
170 /* Silabs si4705 FM transmitter */
171 };
172
173 &blsp2_uart2 {
174 status = "okay";
175 };
176
177 &pm8994_spmi_regulators {
178 VDD_APC0: s8 {
179 regulator-min-microvolt = <680000>;
180 regulator-max-microvolt = <1180000>;
181 regulator-always-on;
182 regulator-boot-on;
183 };
184
185 /* APC1 is 3-phase, but quoting downstream, s11 is "the gang leader" */
186 VDD_APC1: s11 {
187 regulator-min-microvolt = <700000>;
188 regulator-max-microvolt = <1225000>;
189 regulator-always-on;
190 regulator-boot-on;
191 };
192 };
193
194 &rpm_requests {
195 regulators-0 {
196 compatible = "qcom,rpm-pm8994-regulators";
197
198 vdd_l1-supply = <&pm8994_s7>;
199 vdd_l2_26_28-supply = <&pm8994_s3>;
200 vdd_l3_11-supply = <&pm8994_s3>;
201 vdd_l4_27_31-supply = <&pm8994_s3>;
202 vdd_l5_7-supply = <&pm8994_s3>;
203 vdd_l6_12_32-supply = <&pm8994_s5>;
204 vdd_l8_16_30-supply = <&vph_pwr>;
205 vdd_l9_10_18_22-supply = <&vph_pwr>;
206 vdd_l13_19_23_24-supply = <&vph_pwr>;
207 vdd_l14_15-supply = <&pm8994_s5>;
208 vdd_l17_29-supply = <&vph_pwr>;
209 vdd_l20_21-supply = <&vph_pwr>;
210 vdd_l25-supply = <&pm8994_s5>;
211 vdd_lvs1_2-supply = <&pm8994_s4>;
212
213 /* S1, S2, S6 and S12 are managed by RPMPD */
214
215 pm8994_s3: s3 {
216 regulator-min-microvolt = <1300000>;
217 regulator-max-microvolt = <1300000>;
218 };
219
220 pm8994_s4: s4 {
221 regulator-min-microvolt = <1800000>;
222 regulator-max-microvolt = <1800000>;
223 regulator-allow-set-load;
224 regulator-always-on;
225 regulator-system-load = <325000>;
226 };
227
228 pm8994_s5: s5 {
229 regulator-min-microvolt = <2150000>;
230 regulator-max-microvolt = <2150000>;
231 };
232
233 pm8994_s7: s7 {
234 regulator-min-microvolt = <1000000>;
235 regulator-max-microvolt = <1000000>;
236 };
237
238 /* S8, S9, S10 and S11 - SPMI-managed VDD_APC */
239
240 pm8994_l1: l1 {
241 regulator-min-microvolt = <1000000>;
242 regulator-max-microvolt = <1000000>;
243 };
244
245 pm8994_l2: l2 {
246 regulator-min-microvolt = <1250000>;
247 regulator-max-microvolt = <1250000>;
248 };
249
250 pm8994_l3: l3 {
251 regulator-min-microvolt = <1200000>;
252 regulator-max-microvolt = <1200000>;
253 };
254
255 pm8994_l4: l4 {
256 regulator-min-microvolt = <1225000>;
257 regulator-max-microvolt = <1225000>;
258 };
259
260 /* L5 is inaccessible from RPM */
261
262 pm8994_l6: l6 {
263 regulator-min-microvolt = <1800000>;
264 regulator-max-microvolt = <1800000>;
265 };
266
267 /* L7 is inaccessible from RPM */
268
269 pm8994_l8: l8 {
270 regulator-min-microvolt = <1800000>;
271 regulator-max-microvolt = <1800000>;
272 };
273
274 pm8994_l9: l9 {
275 regulator-min-microvolt = <1800000>;
276 regulator-max-microvolt = <1800000>;
277 };
278
279 pm8994_l10: l10 {
280 regulator-min-microvolt = <1800000>;
281 regulator-max-microvolt = <1800000>;
282 };
283
284 pm8994_l11: l11 {
285 regulator-min-microvolt = <1200000>;
286 regulator-max-microvolt = <1200000>;
287 };
288
289 pm8994_l12: l12 {
290 regulator-min-microvolt = <1800000>;
291 regulator-max-microvolt = <1800000>;
292 };
293
294 pm8994_l13: l13 {
295 regulator-min-microvolt = <1800000>;
296 regulator-max-microvolt = <2950000>;
297 };
298
299 pm8994_l14: l14 {
300 regulator-min-microvolt = <1800000>;
301 regulator-max-microvolt = <1800000>;
302 };
303
304 pm8994_l15: l15 {
305 regulator-min-microvolt = <1800000>;
306 regulator-max-microvolt = <1800000>;
307 };
308
309 pm8994_l16: l16 {
310 regulator-min-microvolt = <2700000>;
311 regulator-max-microvolt = <2700000>;
312 };
313
314 pm8994_l17: l17 {
315 regulator-min-microvolt = <2700000>;
316 regulator-max-microvolt = <2700000>;
317 };
318
319 pm8994_l18: l18 {
320 regulator-min-microvolt = <2850000>;
321 regulator-max-microvolt = <2850000>;
322 regulator-always-on;
323 };
324
325 pm8994_l19: l19 {
326 regulator-min-microvolt = <2800000>;
327 regulator-max-microvolt = <2800000>;
328 };
329
330 pm8994_l20: l20 {
331 regulator-min-microvolt = <2950000>;
332 regulator-max-microvolt = <2950000>;
333 regulator-always-on;
334 regulator-boot-on;
335 regulator-allow-set-load;
336 regulator-system-load = <570000>;
337 };
338
339 pm8994_l21: l21 {
340 regulator-min-microvolt = <2950000>;
341 regulator-max-microvolt = <2950000>;
342 regulator-always-on;
343 };
344
345 pm8994_l22: l22 {
346 regulator-min-microvolt = <3000000>;
347 regulator-max-microvolt = <3000000>;
348 };
349
350 pm8994_l23: l23 {
351 regulator-min-microvolt = <2800000>;
352 regulator-max-microvolt = <2800000>;
353 };
354
355 pm8994_l24: l24 {
356 regulator-min-microvolt = <3075000>;
357 regulator-max-microvolt = <3150000>;
358 };
359
360 pm8994_l25: l25 {
361 regulator-min-microvolt = <1000000>;
362 regulator-max-microvolt = <1000000>;
363 };
364
365 pm8994_l26: l26 {
366 regulator-min-microvolt = <987500>;
367 regulator-max-microvolt = <987500>;
368
369 };
370
371 pm8994_l27: l27 {
372 regulator-min-microvolt = <1050000>;
373 regulator-max-microvolt = <1050000>;
374 };
375
376 pm8994_l28: l28 {
377 regulator-min-microvolt = <1000000>;
378 regulator-max-microvolt = <1000000>;
379 };
380
381 pm8994_l29: l29 {
382 regulator-min-microvolt = <2800000>;
383 regulator-max-microvolt = <2800000>;
384 };
385
386 pm8994_l30: l30 {
387 regulator-min-microvolt = <1800000>;
388 regulator-max-microvolt = <1800000>;
389 };
390
391 pm8994_l31: l31 {
392 regulator-min-microvolt = <1262500>;
393 regulator-max-microvolt = <1262500>;
394 };
395
396 pm8994_l32: l32 {
397 regulator-min-microvolt = <1800000>;
398 regulator-max-microvolt = <1800000>;
399 };
400
401 pm8994_lvs1: lvs1 {};
402 pm8994_lvs2: lvs2 {};
403 };
404
405 pmi8994_regulators: regulators-1 {
406 compatible = "qcom,rpm-pmi8994-regulators";
407 vdd_s1-supply = <&vph_pwr>;
408 vdd_bst_byp-supply = <&vph_pwr>;
409
410 pmi8994_s1: s1 {
411 regulator-min-microvolt = <1025000>;
412 regulator-max-microvolt = <1025000>;
413 };
414
415 /* S2 & S3 - VDD_GFX */
416
417 pmi8994_bby: boost-bypass {
418 regulator-min-microvolt = <3150000>;
419 regulator-max-microvolt = <3600000>;
420 };
421 };
422 };
423
424 &sdhc1 {
425 status = "okay";
426
427 mmc-hs400-1_8v;
428 vmmc-supply = <&pm8994_l20>;
429 vqmmc-supply = <&pm8994_s4>;
430 };
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