1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * dts file for Hisilicon HiKey Development Board
4 *
5 * Copyright (C) 2015, HiSilicon Ltd.
6 *
7 */
8
9 /dts-v1/;
10 #include "hi6220.dtsi"
11 #include "hikey-pinctrl.dtsi"
12 #include <dt-bindings/gpio/gpio.h>
13
14 / {
15 model = "HiKey Development Board";
16 compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220";
17
18 aliases {
19 serial0 = &uart0; /* On board UART0 */
20 serial1 = &uart1; /* BT UART */
21 serial2 = &uart2; /* LS Expansion UART0 */
22 serial3 = &uart3; /* LS Expansion UART1 */
23 };
24
25 chosen {
26 stdout-path = "serial3:115200n8";
27 };
28
29 /*
30 * Reserve below regions from memory node:
31 *
32 * 0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using
33 * 0x05f0,1000 - 0x05f0,1fff: Reboot reason
34 * 0x06df,f000 - 0x06df,ffff: Mailbox message data
35 * 0x0740,f000 - 0x0740,ffff: MCU firmware section
36 * 0x21f0,0000 - 0x21ff,ffff: pstore/ramoops buffer
37 * 0x3e00,0000 - 0x3fff,ffff: OP-TEE
38 */
39 memory@0 {
40 device_type = "memory";
41 reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
42 <0x00000000 0x05f00000 0x00000000 0x00001000>,
43 <0x00000000 0x05f02000 0x00000000 0x00efd000>,
44 <0x00000000 0x06e00000 0x00000000 0x0060f000>,
45 <0x00000000 0x07410000 0x00000000 0x1aaf0000>,
46 <0x00000000 0x22000000 0x00000000 0x1c000000>;
47 };
48
49 reserved-memory {
50 #address-cells = <2>;
51 #size-cells = <2>;
52 ranges;
53
54 ramoops@21f00000 {
55 compatible = "ramoops";
56 reg = <0x0 0x21f00000 0x0 0x00100000>;
57 record-size = <0x00020000>;
58 console-size = <0x00020000>;
59 ftrace-size = <0x00020000>;
60 };
61
62 /* global autoconfigured region for contiguous allocations */
63 linux,cma {
64 compatible = "shared-dma-pool";
65 reusable;
66 size = <0x00000000 0x08000000>;
67 linux,cma-default;
68 };
69 };
70
71 reboot-mode-syscon@5f01000 {
72 compatible = "syscon", "simple-mfd";
73 reg = <0x0 0x05f01000 0x0 0x00001000>;
74
75 reboot-mode {
76 compatible = "syscon-reboot-mode";
77 offset = <0x0>;
78
79 mode-normal = <0x77665501>;
80 mode-bootloader = <0x77665500>;
81 mode-recovery = <0x77665502>;
82 };
83 };
84
85 reg_sys_5v: regulator-0 {
86 compatible = "regulator-fixed";
87 regulator-name = "SYS_5V";
88 regulator-min-microvolt = <5000000>;
89 regulator-max-microvolt = <5000000>;
90 regulator-boot-on;
91 regulator-always-on;
92 };
93
94 reg_vdd_3v3: regulator-1 {
95 compatible = "regulator-fixed";
96 regulator-name = "VDD_3V3";
97 regulator-min-microvolt = <3300000>;
98 regulator-max-microvolt = <3300000>;
99 regulator-boot-on;
100 regulator-always-on;
101 vin-supply = <®_sys_5v>;
102 };
103
104 reg_5v_hub: regulator-2 {
105 compatible = "regulator-fixed";
106 regulator-name = "5V_HUB";
107 regulator-min-microvolt = <5000000>;
108 regulator-max-microvolt = <5000000>;
109 regulator-boot-on;
110 gpio = <&gpio0 7 0>;
111 regulator-always-on;
112 vin-supply = <®_sys_5v>;
113 };
114
115 wl1835_pwrseq: wl1835-pwrseq {
116 compatible = "mmc-pwrseq-simple";
117 /* WLAN_EN GPIO */
118 reset-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
119 clocks = <&pmic>;
120 clock-names = "ext_clock";
121 post-power-on-delay-ms = <10>;
122 power-off-delay-us = <10>;
123 };
124
125 leds {
126 compatible = "gpio-leds";
127
128 led-user-1 {
129 label = "green:user1";
130 gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
131 linux,default-trigger = "heartbeat";
132 };
133
134 led-user-2 {
135 label = "green:user2";
136 gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
137 linux,default-trigger = "mmc0";
138 };
139
140 led-user-3 {
141 label = "green:user3";
142 gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
143 linux,default-trigger = "mmc1";
144 };
145
146 led-user-4 {
147 label = "green:user4";
148 gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
149 panic-indicator;
150 linux,default-trigger = "none";
151 };
152
153 led-wlan {
154 label = "yellow:wlan";
155 gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
156 linux,default-trigger = "phy0tx";
157 default-state = "off";
158 };
159
160 led-bt {
161 label = "blue:bt";
162 gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
163 linux,default-trigger = "hci0-power";
164 default-state = "off";
165 };
166 };
167
168 pmic: pmic@f8000000 {
169 compatible = "hisilicon,hi655x-pmic";
170 reg = <0x0 0xf8000000 0x0 0x1000>;
171 #clock-cells = <0>;
172 interrupt-controller;
173 #interrupt-cells = <2>;
174 pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
175
176 regulators {
177 ldo2: LDO2 {
178 regulator-name = "LDO2_2V8";
179 regulator-min-microvolt = <2500000>;
180 regulator-max-microvolt = <3200000>;
181 regulator-enable-ramp-delay = <120>;
182 };
183
184 ldo7: LDO7 {
185 regulator-name = "LDO7_SDIO";
186 regulator-min-microvolt = <1800000>;
187 regulator-max-microvolt = <3300000>;
188 regulator-enable-ramp-delay = <120>;
189 };
190
191 ldo10: LDO10 {
192 regulator-name = "LDO10_2V85";
193 regulator-min-microvolt = <1800000>;
194 regulator-max-microvolt = <3000000>;
195 regulator-enable-ramp-delay = <360>;
196 };
197
198 ldo13: LDO13 {
199 regulator-name = "LDO13_1V8";
200 regulator-min-microvolt = <1600000>;
201 regulator-max-microvolt = <1950000>;
202 regulator-enable-ramp-delay = <120>;
203 };
204
205 ldo14: LDO14 {
206 regulator-name = "LDO14_2V8";
207 regulator-min-microvolt = <2500000>;
208 regulator-max-microvolt = <3200000>;
209 regulator-enable-ramp-delay = <120>;
210 };
211
212 ldo15: LDO15 {
213 regulator-name = "LDO15_1V8";
214 regulator-min-microvolt = <1600000>;
215 regulator-max-microvolt = <1950000>;
216 regulator-boot-on;
217 regulator-always-on;
218 regulator-enable-ramp-delay = <120>;
219 };
220
221 ldo17: LDO17 {
222 regulator-name = "LDO17_2V5";
223 regulator-min-microvolt = <2500000>;
224 regulator-max-microvolt = <3200000>;
225 regulator-enable-ramp-delay = <120>;
226 };
227
228 ldo19: LDO19 {
229 regulator-name = "LDO19_3V0";
230 regulator-min-microvolt = <1800000>;
231 regulator-max-microvolt = <3000000>;
232 regulator-enable-ramp-delay = <360>;
233 };
234
235 ldo21: LDO21 {
236 regulator-name = "LDO21_1V8";
237 regulator-min-microvolt = <1650000>;
238 regulator-max-microvolt = <2000000>;
239 regulator-always-on;
240 regulator-enable-ramp-delay = <120>;
241 };
242
243 ldo22: LDO22 {
244 regulator-name = "LDO22_1V2";
245 regulator-min-microvolt = <900000>;
246 regulator-max-microvolt = <1200000>;
247 regulator-boot-on;
248 regulator-always-on;
249 regulator-enable-ramp-delay = <120>;
250 };
251 };
252 };
253
254 firmware {
255 optee {
256 compatible = "linaro,optee-tz";
257 method = "smc";
258 };
259 };
260
261 sound_card {
262 compatible = "audio-graph-card";
263 dais = <&i2s0_port0>;
264 };
265 };
266
267 &uart1 {
268 assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
269 assigned-clock-rates = <150000000>;
270 status = "okay";
271
272 bluetooth {
273 compatible = "ti,wl1835-st";
274 enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
275 clocks = <&pmic>;
276 clock-names = "ext_clock";
277 };
278 };
279
280 &uart2 {
281 status = "okay";
282 label = "LS-UART0";
283 };
284
285 &uart3 {
286 status = "okay";
287 label = "LS-UART1";
288 };
289
290 &ade {
291 status = "okay";
292 };
293
294 &dsi {
295 status = "okay";
296
297 ports {
298 /* 1 for output port */
299 port@1 {
300 reg = <1>;
301
302 dsi_out0: endpoint@0 {
303 remote-endpoint = <&adv7533_in>;
304 };
305 };
306 };
307 };
308
309 &dwmmc_0 {
310 cap-mmc-highspeed;
311 non-removable;
312 bus-width = <0x8>;
313 vmmc-supply = <&ldo19>;
314 };
315
316 &dwmmc_1 {
317 card-detect-delay = <200>;
318 cap-sd-highspeed;
319 sd-uhs-sdr12;
320 sd-uhs-sdr25;
321 sd-uhs-sdr50;
322 vqmmc-supply = <&ldo7>;
323 vmmc-supply = <&ldo10>;
324 bus-width = <0x4>;
325 disable-wp;
326 cd-gpios = <&gpio1 0 1>;
327 };
328
329 &dwmmc_2 {
330 bus-width = <0x4>;
331 non-removable;
332 cap-power-off-card;
333 vmmc-supply = <®_vdd_3v3>;
334 mmc-pwrseq = <&wl1835_pwrseq>;
335
336 #address-cells = <0x1>;
337 #size-cells = <0x0>;
338 wlcore: wlcore@2 {
339 compatible = "ti,wl1835";
340 reg = <2>; /* sdio func num */
341 /* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
342 interrupt-parent = <&gpio1>;
343 interrupts = <3 IRQ_TYPE_EDGE_RISING>;
344 };
345 };
346
347 /*
348 * Legend: proper name = the GPIO line is used as GPIO
349 * NC = not connected (not routed from the SoC)
350 * "[PER]" = pin is muxed for peripheral (not GPIO)
351 * "" = no idea, schematic doesn't say, could be
352 * unrouted (not connected to any external pin)
353 * LSEC = Low Speed External Connector
354 * HSEC = High Speed External Connector
355 *
356 * Pin assignments taken from LeMaker and CircuitCo Schematics
357 * Rev A1.
358 *
359 * For the lines routed to the external connectors the
360 * lines are named after the 96Boards CE Specification 1.0,
361 * Appendix "Expansion Connector Signal Description".
362 *
363 * When the 96Board naming of a line and the schematic name of
364 * the same line are in conflict, the 96Board specification
365 * takes precedence, which means that the external UART on the
366 * LSEC is named UART0 while the schematic and SoC names this
367 * UART2. This is only for the informational lines i.e. "[FOO]",
368 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
369 * ones actually used for GPIO.
370 */
371 &gpio0 {
372 gpio-line-names = "PWR_HOLD", "DSI_SEL",
373 "USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
374 "PWRON_DET", "5V_HUB_EN";
375 };
376
377 &gpio1 {
378 gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
379 "WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
380 };
381
382 &gpio2 {
383 gpio-line-names =
384 "GPIO-A", /* LSEC Pin 23: GPIO2_0 */
385 "GPIO-B", /* LSEC Pin 24: GPIO2_1 */
386 "GPIO-C", /* LSEC Pin 25: GPIO2_2 */
387 "GPIO-D", /* LSEC Pin 26: GPIO2_3 */
388 "GPIO-E", /* LSEC Pin 27: GPIO2_4 */
389 "USB_ID_DET", "USB_VBUS_DET",
390 "GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
391 };
392
393 &gpio3 {
394 gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
395 "WLAN_ACTIVE", "NC", "NC";
396 };
397
398 &gpio4 {
399 gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
400 "USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
401 };
402
403 &gpio5 {
404 gpio-line-names = "NC", "NC",
405 "[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
406 "[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
407 "[AUX_SSI1]", "NC",
408 "[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
409 "[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
410 };
411
412 &gpio6 {
413 gpio-line-names =
414 "[SPI0_DIN]", /* Pin 10: SPI0_DI */
415 "[SPI0_DOUT]", /* Pin 14: SPI0_DO */
416 "[SPI0_CS]", /* Pin 12: SPI0_CS_N */
417 "[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
418 "NC", "NC", "NC",
419 "GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
420 };
421
422 &gpio7 {
423 gpio-line-names = "NC", "NC", "NC", "NC",
424 "[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
425 "[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
426 "NC", "NC";
427 };
428
429 &gpio8 {
430 gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
431 "", "", "", "", "", "";
432 };
433
434 &gpio9 {
435 gpio-line-names = "",
436 "GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
437 "GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
438 "NC", "NC", "NC", "NC", "[ISP_CCLK0]";
439 };
440
441 &gpio10 {
442 gpio-line-names = "BOOT_SEL",
443 "[ISP_CCLK1]",
444 "GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
445 "GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
446 "NC", "NC",
447 "[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
448 "[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
449 };
450
451 &gpio11 {
452 gpio-line-names =
453 "[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
454 "[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
455 "", "NC", "NC", "NC", "", "";
456 };
457
458 &gpio12 {
459 gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
460 "[BT_PCM_DO]",
461 "NC", "NC", "NC", "NC",
462 "GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
463 };
464
465 &gpio13 {
466 gpio-line-names = "[UART0_RX]", "[UART0_TX]",
467 "[BT_UART1_CTS]", "[BT_UART1_RTS]",
468 "[BT_UART1_RX]", "[BT_UART1_TX]",
469 "[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
470 "[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
471 };
472
473 &gpio14 {
474 gpio-line-names =
475 "[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
476 "[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
477 "[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
478 "[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
479 "[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
480 "[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
481 "[I2C2_SCL]", "[I2C2_SDA]";
482 };
483
484 &gpio15 {
485 gpio-line-names = "", "", "", "", "", "", "NC", "";
486 };
487
488 /* GPIO blocks 16 thru 19 do not appear to be routed to pins */
489
490
491 &i2c0 {
492 status = "okay";
493 };
494
495 &i2c1 {
496 status = "okay";
497 };
498
499 &i2c2 {
500 #address-cells = <1>;
501 #size-cells = <0>;
502 status = "okay";
503
504 adv7533: adv7533@39 {
505 compatible = "adi,adv7533";
506 reg = <0x39>;
507 interrupt-parent = <&gpio1>;
508 interrupts = <1 2>;
509 pd-gpios = <&gpio0 4 0>;
510 adi,dsi-lanes = <4>;
511 #sound-dai-cells = <0>;
512
513 ports {
514 #address-cells = <1>;
515 #size-cells = <0>;
516 port@0 {
517 reg = <0>;
518 adv7533_in: endpoint {
519 remote-endpoint = <&dsi_out0>;
520 };
521 };
522 port@2 {
523 reg = <2>;
524 codec_endpoint: endpoint {
525 remote-endpoint = <&i2s0_cpu_endpoint>;
526 };
527 };
528 };
529 };
530 };
531
532 &i2s0 {
533
534 ports {
535 i2s0_port0: port@0 {
536 i2s0_cpu_endpoint: endpoint {
537 remote-endpoint = <&codec_endpoint>;
538 dai-format = "i2s";
539 };
540 };
541 };
542 };
543
544 &spi0 {
545 status = "okay";
546 };
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