1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /*
3 * Copyright (C) 2022 BayLibre, SAS.
4 * Author: Fabien Parent <fparent@baylibre.com>
5 */
6 /dts-v1/;
7
8 #include "mt8195.dtsi"
9 #include "mt6359.dtsi"
10
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/pinctrl/mt8195-pinfunc.h>
14 #include <dt-bindings/regulator/mediatek,mt6360-regulator.h>
15
16 / {
17 model = "MediaTek MT8195 demo board";
18 compatible = "mediatek,mt8195-demo", "mediatek,mt8195";
19
20 aliases {
21 serial0 = &uart0;
22 };
23
24 chosen {
25 stdout-path = "serial0:921600n8";
26 };
27
28 firmware {
29 optee {
30 compatible = "linaro,optee-tz";
31 method = "smc";
32 };
33 };
34
35 gpio-keys {
36 compatible = "gpio-keys";
37 pinctrl-names = "default";
38 pinctrl-0 = <&gpio_keys_pins>;
39
40 key-0 {
41 gpios = <&pio 106 GPIO_ACTIVE_LOW>;
42 label = "volume_up";
43 linux,code = <KEY_VOLUMEUP>;
44 wakeup-source;
45 debounce-interval = <15>;
46 };
47 };
48
49 memory@40000000 {
50 device_type = "memory";
51 reg = <0 0x40000000 0x2 0x00000000>;
52 };
53
54 reserved-memory {
55 #address-cells = <2>;
56 #size-cells = <2>;
57 ranges;
58
59 /*
60 * 12 MiB reserved for OP-TEE (BL32)
61 * +-----------------------+ 0x43e0_0000
62 * | SHMEM 2MiB |
63 * +-----------------------+ 0x43c0_0000
64 * | | TA_RAM 8MiB |
65 * + TZDRAM +--------------+ 0x4340_0000
66 * | | TEE_RAM 2MiB |
67 * +-----------------------+ 0x4320_0000
68 */
69 optee_reserved: optee@43200000 {
70 no-map;
71 reg = <0 0x43200000 0 0x00c00000>;
72 };
73
74 scp_mem: memory@50000000 {
75 compatible = "shared-dma-pool";
76 reg = <0 0x50000000 0 0x2900000>;
77 no-map;
78 };
79
80 vpu_mem: memory@53000000 {
81 compatible = "shared-dma-pool";
82 reg = <0 0x53000000 0 0x1400000>; /* 20 MB */
83 };
84
85 /* 2 MiB reserved for ARM Trusted Firmware (BL31) */
86 bl31_secmon_mem: memory@54600000 {
87 no-map;
88 reg = <0 0x54600000 0x0 0x200000>;
89 };
90
91 snd_dma_mem: memory@60000000 {
92 compatible = "shared-dma-pool";
93 reg = <0 0x60000000 0 0x1100000>;
94 no-map;
95 };
96
97 apu_mem: memory@62000000 {
98 compatible = "shared-dma-pool";
99 reg = <0 0x62000000 0 0x1400000>; /* 20 MB */
100 };
101 };
102 };
103
104 ð {
105 phy-mode = "rgmii-id";
106 phy-handle = <ðernet_phy0>;
107 snps,reset-gpio = <&pio 93 GPIO_ACTIVE_HIGH>;
108 snps,reset-delays-us = <0 10000 80000>;
109 pinctrl-names = "default", "sleep";
110 pinctrl-0 = <ð_default_pins>;
111 pinctrl-1 = <ð_sleep_pins>;
112 status = "okay";
113
114 mdio {
115 ethernet_phy0: ethernet-phy@1 {
116 reg = <0x1>;
117 };
118 };
119 };
120
121 &i2c6 {
122 clock-frequency = <400000>;
123 pinctrl-0 = <&i2c6_pins>;
124 pinctrl-names = "default";
125 status = "okay";
126
127 mt6360: pmic@34 {
128 compatible = "mediatek,mt6360";
129 reg = <0x34>;
130 interrupt-controller;
131 #interrupt-cells = <1>;
132 interrupts-extended = <&pio 101 IRQ_TYPE_EDGE_FALLING>;
133 interrupt-names = "IRQB";
134
135 charger {
136 compatible = "mediatek,mt6360-chg";
137 richtek,vinovp-microvolt = <14500000>;
138
139 otg_vbus_regulator: usb-otg-vbus-regulator {
140 regulator-compatible = "usb-otg-vbus";
141 regulator-name = "usb-otg-vbus";
142 regulator-min-microvolt = <4425000>;
143 regulator-max-microvolt = <5825000>;
144 };
145 };
146
147 regulator {
148 compatible = "mediatek,mt6360-regulator";
149 LDO_VIN3-supply = <&mt6360_buck2>;
150
151 mt6360_buck1: buck1 {
152 regulator-compatible = "BUCK1";
153 regulator-name = "mt6360,buck1";
154 regulator-min-microvolt = <300000>;
155 regulator-max-microvolt = <1300000>;
156 regulator-allowed-modes = <MT6360_OPMODE_NORMAL
157 MT6360_OPMODE_LP
158 MT6360_OPMODE_ULP>;
159 regulator-always-on;
160 };
161
162 mt6360_buck2: buck2 {
163 regulator-compatible = "BUCK2";
164 regulator-name = "mt6360,buck2";
165 regulator-min-microvolt = <300000>;
166 regulator-max-microvolt = <1300000>;
167 regulator-allowed-modes = <MT6360_OPMODE_NORMAL
168 MT6360_OPMODE_LP
169 MT6360_OPMODE_ULP>;
170 regulator-always-on;
171 };
172
173 mt6360_ldo1: ldo1 {
174 regulator-compatible = "LDO1";
175 regulator-name = "mt6360,ldo1";
176 regulator-min-microvolt = <1200000>;
177 regulator-max-microvolt = <3600000>;
178 regulator-allowed-modes = <MT6360_OPMODE_NORMAL
179 MT6360_OPMODE_LP>;
180 };
181
182 mt6360_ldo2: ldo2 {
183 regulator-compatible = "LDO2";
184 regulator-name = "mt6360,ldo2";
185 regulator-min-microvolt = <1200000>;
186 regulator-max-microvolt = <3600000>;
187 regulator-allowed-modes = <MT6360_OPMODE_NORMAL
188 MT6360_OPMODE_LP>;
189 };
190
191 mt6360_ldo3: ldo3 {
192 regulator-compatible = "LDO3";
193 regulator-name = "mt6360,ldo3";
194 regulator-min-microvolt = <1200000>;
195 regulator-max-microvolt = <3600000>;
196 regulator-allowed-modes = <MT6360_OPMODE_NORMAL
197 MT6360_OPMODE_LP>;
198 };
199
200 mt6360_ldo5: ldo5 {
201 regulator-compatible = "LDO5";
202 regulator-name = "mt6360,ldo5";
203 regulator-min-microvolt = <2700000>;
204 regulator-max-microvolt = <3600000>;
205 regulator-allowed-modes = <MT6360_OPMODE_NORMAL
206 MT6360_OPMODE_LP>;
207 };
208
209 mt6360_ldo6: ldo6 {
210 regulator-compatible = "LDO6";
211 regulator-name = "mt6360,ldo6";
212 regulator-min-microvolt = <500000>;
213 regulator-max-microvolt = <2100000>;
214 regulator-allowed-modes = <MT6360_OPMODE_NORMAL
215 MT6360_OPMODE_LP>;
216 };
217
218 mt6360_ldo7: ldo7 {
219 regulator-compatible = "LDO7";
220 regulator-name = "mt6360,ldo7";
221 regulator-min-microvolt = <500000>;
222 regulator-max-microvolt = <2100000>;
223 regulator-allowed-modes = <MT6360_OPMODE_NORMAL
224 MT6360_OPMODE_LP>;
225 regulator-always-on;
226 };
227 };
228 };
229 };
230
231 &mmc0 {
232 status = "okay";
233 pinctrl-names = "default", "state_uhs";
234 pinctrl-0 = <&mmc0_default_pins>;
235 pinctrl-1 = <&mmc0_uhs_pins>;
236 bus-width = <8>;
237 max-frequency = <200000000>;
238 cap-mmc-highspeed;
239 mmc-hs200-1_8v;
240 mmc-hs400-1_8v;
241 cap-mmc-hw-reset;
242 no-sdio;
243 no-sd;
244 hs400-ds-delay = <0x14c11>;
245 vmmc-supply = <&mt6359_vemc_1_ldo_reg>;
246 vqmmc-supply = <&mt6359_vufs_ldo_reg>;
247 non-removable;
248 };
249
250 &mmc1 {
251 pinctrl-names = "default", "state_uhs";
252 pinctrl-0 = <&mmc1_default_pins>;
253 pinctrl-1 = <&mmc1_uhs_pins>;
254 cd-gpios = <&pio 129 GPIO_ACTIVE_LOW>;
255 bus-width = <4>;
256 max-frequency = <200000000>;
257 cap-sd-highspeed;
258 sd-uhs-sdr50;
259 sd-uhs-sdr104;
260 vmmc-supply = <&mt6360_ldo5>;
261 vqmmc-supply = <&mt6360_ldo3>;
262 status = "okay";
263 };
264
265 &mt6359_vbbck_ldo_reg {
266 regulator-always-on;
267 };
268
269 &mt6359_vcore_buck_reg {
270 regulator-always-on;
271 };
272
273 &mt6359_vgpu11_buck_reg {
274 regulator-always-on;
275 };
276
277 &mt6359_vproc1_buck_reg {
278 regulator-always-on;
279 };
280
281 &mt6359_vproc2_buck_reg {
282 regulator-always-on;
283 };
284
285 &mt6359_vpu_buck_reg {
286 regulator-always-on;
287 };
288
289 &mt6359_vrf12_ldo_reg {
290 regulator-always-on;
291 };
292
293 &mt6359_vsram_md_ldo_reg {
294 regulator-always-on;
295 };
296
297 &mt6359_vsram_others_ldo_reg {
298 regulator-always-on;
299 };
300
301 &pio {
302 eth_default_pins: eth-default-pins {
303 pins-txd {
304 pinmux = <PINMUX_GPIO77__FUNC_GBE_TXD3>,
305 <PINMUX_GPIO78__FUNC_GBE_TXD2>,
306 <PINMUX_GPIO79__FUNC_GBE_TXD1>,
307 <PINMUX_GPIO80__FUNC_GBE_TXD0>;
308 drive-strength = <8>;
309 };
310 pins-cc {
311 pinmux = <PINMUX_GPIO85__FUNC_GBE_TXC>,
312 <PINMUX_GPIO88__FUNC_GBE_TXEN>,
313 <PINMUX_GPIO87__FUNC_GBE_RXDV>,
314 <PINMUX_GPIO86__FUNC_GBE_RXC>;
315 drive-strength = <8>;
316 };
317 pins-rxd {
318 pinmux = <PINMUX_GPIO81__FUNC_GBE_RXD3>,
319 <PINMUX_GPIO82__FUNC_GBE_RXD2>,
320 <PINMUX_GPIO83__FUNC_GBE_RXD1>,
321 <PINMUX_GPIO84__FUNC_GBE_RXD0>;
322 };
323 pins-mdio {
324 pinmux = <PINMUX_GPIO89__FUNC_GBE_MDC>,
325 <PINMUX_GPIO90__FUNC_GBE_MDIO>;
326 input-enable;
327 };
328 pins-power {
329 pinmux = <PINMUX_GPIO91__FUNC_GPIO91>,
330 <PINMUX_GPIO92__FUNC_GPIO92>;
331 output-high;
332 };
333 };
334
335 eth_sleep_pins: eth-sleep-pins {
336 pins-txd {
337 pinmux = <PINMUX_GPIO77__FUNC_GPIO77>,
338 <PINMUX_GPIO78__FUNC_GPIO78>,
339 <PINMUX_GPIO79__FUNC_GPIO79>,
340 <PINMUX_GPIO80__FUNC_GPIO80>;
341 };
342 pins-cc {
343 pinmux = <PINMUX_GPIO85__FUNC_GPIO85>,
344 <PINMUX_GPIO88__FUNC_GPIO88>,
345 <PINMUX_GPIO87__FUNC_GPIO87>,
346 <PINMUX_GPIO86__FUNC_GPIO86>;
347 };
348 pins-rxd {
349 pinmux = <PINMUX_GPIO81__FUNC_GPIO81>,
350 <PINMUX_GPIO82__FUNC_GPIO82>,
351 <PINMUX_GPIO83__FUNC_GPIO83>,
352 <PINMUX_GPIO84__FUNC_GPIO84>;
353 };
354 pins-mdio {
355 pinmux = <PINMUX_GPIO89__FUNC_GPIO89>,
356 <PINMUX_GPIO90__FUNC_GPIO90>;
357 input-disable;
358 bias-disable;
359 };
360 };
361
362 gpio_keys_pins: gpio-keys-pins {
363 pins {
364 pinmux = <PINMUX_GPIO106__FUNC_GPIO106>;
365 input-enable;
366 };
367 };
368
369 i2c6_pins: i2c6-pins {
370 pins {
371 pinmux = <PINMUX_GPIO25__FUNC_SDA6>,
372 <PINMUX_GPIO26__FUNC_SCL6>;
373 bias-pull-up;
374 };
375 };
376
377 mmc0_default_pins: mmc0-default-pins {
378 pins-clk {
379 pinmux = <PINMUX_GPIO122__FUNC_MSDC0_CLK>;
380 drive-strength = <6>;
381 bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
382 };
383
384 pins-cmd-dat {
385 pinmux = <PINMUX_GPIO126__FUNC_MSDC0_DAT0>,
386 <PINMUX_GPIO125__FUNC_MSDC0_DAT1>,
387 <PINMUX_GPIO124__FUNC_MSDC0_DAT2>,
388 <PINMUX_GPIO123__FUNC_MSDC0_DAT3>,
389 <PINMUX_GPIO119__FUNC_MSDC0_DAT4>,
390 <PINMUX_GPIO118__FUNC_MSDC0_DAT5>,
391 <PINMUX_GPIO117__FUNC_MSDC0_DAT6>,
392 <PINMUX_GPIO116__FUNC_MSDC0_DAT7>,
393 <PINMUX_GPIO121__FUNC_MSDC0_CMD>;
394 input-enable;
395 drive-strength = <6>;
396 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
397 };
398
399 pins-rst {
400 pinmux = <PINMUX_GPIO120__FUNC_MSDC0_RSTB>;
401 drive-strength = <6>;
402 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
403 };
404 };
405
406 mmc0_uhs_pins: mmc0-uhs-pins {
407 pins-clk {
408 pinmux = <PINMUX_GPIO122__FUNC_MSDC0_CLK>;
409 drive-strength = <8>;
410 bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
411 };
412
413 pins-cmd-dat {
414 pinmux = <PINMUX_GPIO126__FUNC_MSDC0_DAT0>,
415 <PINMUX_GPIO125__FUNC_MSDC0_DAT1>,
416 <PINMUX_GPIO124__FUNC_MSDC0_DAT2>,
417 <PINMUX_GPIO123__FUNC_MSDC0_DAT3>,
418 <PINMUX_GPIO119__FUNC_MSDC0_DAT4>,
419 <PINMUX_GPIO118__FUNC_MSDC0_DAT5>,
420 <PINMUX_GPIO117__FUNC_MSDC0_DAT6>,
421 <PINMUX_GPIO116__FUNC_MSDC0_DAT7>,
422 <PINMUX_GPIO121__FUNC_MSDC0_CMD>;
423 input-enable;
424 drive-strength = <8>;
425 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
426 };
427
428 pins-ds {
429 pinmux = <PINMUX_GPIO127__FUNC_MSDC0_DSL>;
430 drive-strength = <8>;
431 bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
432 };
433
434 pins-rst {
435 pinmux = <PINMUX_GPIO120__FUNC_MSDC0_RSTB>;
436 drive-strength = <8>;
437 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
438 };
439 };
440
441 mmc1_default_pins: mmc1-default-pins {
442 pins-clk {
443 pinmux = <PINMUX_GPIO111__FUNC_MSDC1_CLK>;
444 drive-strength = <8>;
445 bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
446 };
447
448 pins-cmd-dat {
449 pinmux = <PINMUX_GPIO110__FUNC_MSDC1_CMD>,
450 <PINMUX_GPIO112__FUNC_MSDC1_DAT0>,
451 <PINMUX_GPIO113__FUNC_MSDC1_DAT1>,
452 <PINMUX_GPIO114__FUNC_MSDC1_DAT2>,
453 <PINMUX_GPIO115__FUNC_MSDC1_DAT3>;
454 input-enable;
455 drive-strength = <8>;
456 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
457 };
458
459 pins-insert {
460 pinmux = <PINMUX_GPIO129__FUNC_GPIO129>;
461 bias-pull-up;
462 };
463 };
464
465 mmc1_uhs_pins: mmc1-uhs-pins {
466 pins-clk {
467 pinmux = <PINMUX_GPIO111__FUNC_MSDC1_CLK>;
468 drive-strength = <8>;
469 bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
470 };
471
472 pins-cmd-dat {
473 pinmux = <PINMUX_GPIO110__FUNC_MSDC1_CMD>,
474 <PINMUX_GPIO112__FUNC_MSDC1_DAT0>,
475 <PINMUX_GPIO113__FUNC_MSDC1_DAT1>,
476 <PINMUX_GPIO114__FUNC_MSDC1_DAT2>,
477 <PINMUX_GPIO115__FUNC_MSDC1_DAT3>;
478 input-enable;
479 drive-strength = <8>;
480 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
481 };
482 };
483
484 uart0_pins: uart0-pins {
485 pins {
486 pinmux = <PINMUX_GPIO98__FUNC_UTXD0>,
487 <PINMUX_GPIO99__FUNC_URXD0>;
488 };
489 };
490
491 uart1_pins: uart1-pins {
492 pins {
493 pinmux = <PINMUX_GPIO102__FUNC_UTXD1>,
494 <PINMUX_GPIO103__FUNC_URXD1>;
495 };
496 };
497 };
498
499
500 &pmic {
501 interrupts-extended = <&pio 222 IRQ_TYPE_LEVEL_HIGH>;
502 };
503
504 &uart0 {
505 pinctrl-names = "default";
506 pinctrl-0 = <&uart0_pins>;
507 status = "okay";
508 };
509
510 &uart1 {
511 pinctrl-names = "default";
512 pinctrl-0 = <&uart1_pins>;
513 status = "okay";
514 };
515
516 &u3phy0 {
517 status = "okay";
518 };
519
520 &u3phy1 {
521 status = "okay";
522 };
523
524 &u3phy2 {
525 status = "okay";
526 };
527
528 &u3phy3 {
529 status = "okay";
530 };
531
532 &ssusb0 {
533 vusb33-supply = <&mt6359_vusb_ldo_reg>;
534 status = "okay";
535 };
536
537 &ssusb2 {
538 vusb33-supply = <&mt6359_vusb_ldo_reg>;
539 status = "okay";
540 };
541
542 &ssusb3 {
543 vusb33-supply = <&mt6359_vusb_ldo_reg>;
544 status = "okay";
545 };
546
547 &xhci0 {
548 vbus-supply = <&otg_vbus_regulator>;
549 status = "okay";
550 };
551
552 &xhci1 {
553 vusb33-supply = <&mt6359_vusb_ldo_reg>;
554 status = "okay";
555 };
556
557 &xhci2 {
558 status = "okay";
559 };
560
561 &xhci3 {
562 status = "okay";
563 };
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