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 = <&reg_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 = <&reg_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		user_led1 {
129			label = "green:user1";
130			gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
131			linux,default-trigger = "heartbeat";
132		};
133
134		user_led2 {
135			label = "green:user2";
136			gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
137			linux,default-trigger = "mmc0";
138		};
139
140		user_led3 {
141			label = "green:user3";
142			gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
143			linux,default-trigger = "mmc1";
144		};
145
146		user_led4 {
147			label = "green:user4";
148			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
149			panic-indicator;
150			linux,default-trigger = "none";
151		};
152
153		wlan_active_led {
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		bt_active_led {
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 = <&reg_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				adv7533_in: endpoint {
518					remote-endpoint = <&dsi_out0>;
519				};
520			};
521			port@2 {
522				reg = <2>;
523				codec_endpoint: endpoint {
524					remote-endpoint = <&i2s0_cpu_endpoint>;
525				};
526			};
527		};
528	};
529};
530
531&i2s0 {
532
533	ports {
534		i2s0_port0: port@0 {
535			i2s0_cpu_endpoint: endpoint {
536				remote-endpoint = <&codec_endpoint>;
537				dai-format = "i2s";
538			};
539		};
540	};
541};
542
543&spi0 {
544	status = "okay";
545};
546