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		power-off-delay-us = <10>;
122	};
123
124	soc {
125		spi0: spi@f7106000 {
126			status = "ok";
127		};
128
129		i2c0: i2c@f7100000 {
130			status = "ok";
131		};
132
133		i2c1: i2c@f7101000 {
134			status = "ok";
135		};
136
137		uart1: uart@f7111000 {
138			assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
139			assigned-clock-rates = <150000000>;
140			status = "ok";
141
142			bluetooth {
143				compatible = "ti,wl1835-st";
144				enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
145				clocks = <&pmic>;
146				clock-names = "ext_clock";
147			};
148		};
149
150		uart2: uart@f7112000 {
151			status = "ok";
152		};
153
154		uart3: uart@f7113000 {
155			status = "ok";
156		};
157
158		/*
159		 * Legend: proper name = the GPIO line is used as GPIO
160		 *         NC = not connected (not routed from the SoC)
161		 *         "[PER]" = pin is muxed for peripheral (not GPIO)
162		 *         "" = no idea, schematic doesn't say, could be
163		 *              unrouted (not connected to any external pin)
164		 *         LSEC = Low Speed External Connector
165		 *         HSEC = High Speed External Connector
166		 *
167		 * Pin assignments taken from LeMaker and CircuitCo Schematics
168		 * Rev A1.
169		 *
170		 * For the lines routed to the external connectors the
171		 * lines are named after the 96Boards CE Specification 1.0,
172		 * Appendix "Expansion Connector Signal Description".
173		 *
174		 * When the 96Board naming of a line and the schematic name of
175		 * the same line are in conflict, the 96Board specification
176		 * takes precedence, which means that the external UART on the
177		 * LSEC is named UART0 while the schematic and SoC names this
178		 * UART2. This is only for the informational lines i.e. "[FOO]",
179		 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
180		 * ones actually used for GPIO.
181		 */
182		gpio0: gpio@f8011000 {
183			gpio-line-names = "PWR_HOLD", "DSI_SEL",
184			"USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
185			"PWRON_DET", "5V_HUB_EN";
186		};
187
188		gpio1: gpio@f8012000 {
189			gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
190			"WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
191		};
192
193		gpio2: gpio@f8013000 {
194			gpio-line-names =
195				"GPIO-A", /* LSEC Pin 23: GPIO2_0 */
196				"GPIO-B", /* LSEC Pin 24: GPIO2_1 */
197				"GPIO-C", /* LSEC Pin 25: GPIO2_2 */
198				"GPIO-D", /* LSEC Pin 26: GPIO2_3 */
199				"GPIO-E", /* LSEC Pin 27: GPIO2_4 */
200				"USB_ID_DET", "USB_VBUS_DET",
201				"GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
202		};
203
204		gpio3: gpio@f8014000 {
205			gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
206			"WLAN_ACTIVE", "NC", "NC";
207		};
208
209		gpio4: gpio@f7020000 {
210			gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
211			"USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
212		};
213
214		gpio5: gpio@f7021000 {
215			gpio-line-names = "NC", "NC",
216			"[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
217			"[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
218			"[AUX_SSI1]", "NC",
219			"[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
220			"[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
221		};
222
223		gpio6: gpio@f7022000 {
224			gpio-line-names =
225			"[SPI0_DIN]", /* Pin 10: SPI0_DI */
226			"[SPI0_DOUT]", /* Pin 14: SPI0_DO */
227			"[SPI0_CS]", /* Pin 12: SPI0_CS_N */
228			"[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
229			"NC", "NC", "NC",
230			"GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
231		};
232
233		gpio7: gpio@f7023000 {
234			gpio-line-names = "NC", "NC", "NC", "NC",
235			"[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
236			"[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
237			"NC", "NC";
238		};
239
240		gpio8: gpio@f7024000 {
241			gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
242			"", "", "", "", "", "";
243		};
244
245		gpio9: gpio@f7025000 {
246			gpio-line-names = "",
247			"GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
248			"GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
249			"NC", "NC", "NC", "NC", "[ISP_CCLK0]";
250		};
251
252		gpio10: gpio@f7026000 {
253			gpio-line-names = "BOOT_SEL",
254			"[ISP_CCLK1]",
255			"GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
256			"GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
257			"NC", "NC",
258			"[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
259			"[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
260		};
261
262		gpio11: gpio@f7027000 {
263			gpio-line-names =
264			"[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
265			"[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
266			"", "NC", "NC", "NC", "", "";
267		};
268
269		gpio12: gpio@f7028000 {
270			gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
271			"[BT_PCM_DO]",
272			"NC", "NC", "NC", "NC",
273			"GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
274		};
275
276		gpio13: gpio@f7029000 {
277			gpio-line-names = "[UART0_RX]", "[UART0_TX]",
278			"[BT_UART1_CTS]", "[BT_UART1_RTS]",
279			"[BT_UART1_RX]", "[BT_UART1_TX]",
280			"[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
281			"[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
282		};
283
284		gpio14: gpio@f702a000 {
285			gpio-line-names =
286			"[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
287			"[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
288			"[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
289			"[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
290			"[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
291			"[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
292			"[I2C2_SCL]", "[I2C2_SDA]";
293		};
294
295		gpio15: gpio@f702b000 {
296			gpio-line-names = "", "", "", "", "", "", "NC", "";
297		};
298
299		/* GPIO blocks 16 thru 19 do not appear to be routed to pins */
300
301		dwmmc_0: dwmmc0@f723d000 {
302			cap-mmc-highspeed;
303			mmc-hs200-1_8v;
304			non-removable;
305			bus-width = <0x8>;
306			vmmc-supply = <&ldo19>;
307		};
308
309		dwmmc_1: dwmmc1@f723e000 {
310			card-detect-delay = <200>;
311			cap-sd-highspeed;
312			sd-uhs-sdr12;
313			sd-uhs-sdr25;
314			sd-uhs-sdr50;
315			vqmmc-supply = <&ldo7>;
316			vmmc-supply = <&ldo10>;
317			bus-width = <0x4>;
318			disable-wp;
319			cd-gpios = <&gpio1 0 1>;
320		};
321
322		dwmmc_2: dwmmc2@f723f000 {
323			bus-width = <0x4>;
324			non-removable;
325			vmmc-supply = <&reg_vdd_3v3>;
326			mmc-pwrseq = <&wl1835_pwrseq>;
327
328			#address-cells = <0x1>;
329			#size-cells = <0x0>;
330			wlcore: wlcore@2 {
331				compatible = "ti,wl1835";
332				reg = <2>;	/* sdio func num */
333				/* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
334				interrupt-parent = <&gpio1>;
335				interrupts = <3 IRQ_TYPE_EDGE_RISING>;
336			};
337		};
338	};
339
340	leds {
341		compatible = "gpio-leds";
342		user_led4 {
343			label = "user_led4";
344			gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
345			linux,default-trigger = "heartbeat";
346		};
347
348		user_led3 {
349			label = "user_led3";
350			gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
351			linux,default-trigger = "mmc0";
352		};
353
354		user_led2 {
355			label = "user_led2";
356			gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
357			linux,default-trigger = "mmc1";
358		};
359
360		user_led1 {
361			label = "user_led1";
362			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
363			panic-indicator;
364			linux,default-trigger = "cpu0";
365		};
366
367		wlan_active_led {
368			label = "wifi_active";
369			gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
370			linux,default-trigger = "phy0tx";
371			default-state = "off";
372		};
373
374		bt_active_led {
375			label = "bt_active";
376			gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
377			linux,default-trigger = "hci0rx";
378			default-state = "off";
379		};
380	};
381
382	pmic: pmic@f8000000 {
383		compatible = "hisilicon,hi655x-pmic";
384		reg = <0x0 0xf8000000 0x0 0x1000>;
385		#clock-cells = <0>;
386		interrupt-controller;
387		#interrupt-cells = <2>;
388		pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
389
390		regulators {
391			ldo2: LDO2 {
392				regulator-name = "LDO2_2V8";
393				regulator-min-microvolt = <2500000>;
394				regulator-max-microvolt = <3200000>;
395				regulator-enable-ramp-delay = <120>;
396			};
397
398			ldo7: LDO7 {
399				regulator-name = "LDO7_SDIO";
400				regulator-min-microvolt = <1800000>;
401				regulator-max-microvolt = <3300000>;
402				regulator-enable-ramp-delay = <120>;
403			};
404
405			ldo10: LDO10 {
406				regulator-name = "LDO10_2V85";
407				regulator-min-microvolt = <1800000>;
408				regulator-max-microvolt = <3000000>;
409				regulator-enable-ramp-delay = <360>;
410			};
411
412			ldo13: LDO13 {
413				regulator-name = "LDO13_1V8";
414				regulator-min-microvolt = <1600000>;
415				regulator-max-microvolt = <1950000>;
416				regulator-enable-ramp-delay = <120>;
417			};
418
419			ldo14: LDO14 {
420				regulator-name = "LDO14_2V8";
421				regulator-min-microvolt = <2500000>;
422				regulator-max-microvolt = <3200000>;
423				regulator-enable-ramp-delay = <120>;
424			};
425
426			ldo15: LDO15 {
427				regulator-name = "LDO15_1V8";
428				regulator-min-microvolt = <1600000>;
429				regulator-max-microvolt = <1950000>;
430				regulator-boot-on;
431				regulator-always-on;
432				regulator-enable-ramp-delay = <120>;
433			};
434
435			ldo17: LDO17 {
436				regulator-name = "LDO17_2V5";
437				regulator-min-microvolt = <2500000>;
438				regulator-max-microvolt = <3200000>;
439				regulator-enable-ramp-delay = <120>;
440			};
441
442			ldo19: LDO19 {
443				regulator-name = "LDO19_3V0";
444				regulator-min-microvolt = <1800000>;
445				regulator-max-microvolt = <3000000>;
446				regulator-enable-ramp-delay = <360>;
447			};
448
449			ldo21: LDO21 {
450				regulator-name = "LDO21_1V8";
451				regulator-min-microvolt = <1650000>;
452				regulator-max-microvolt = <2000000>;
453				regulator-always-on;
454				regulator-enable-ramp-delay = <120>;
455			};
456
457			ldo22: LDO22 {
458				regulator-name = "LDO22_1V2";
459				regulator-min-microvolt = <900000>;
460				regulator-max-microvolt = <1200000>;
461				regulator-boot-on;
462				regulator-always-on;
463				regulator-enable-ramp-delay = <120>;
464			};
465		};
466	};
467
468	firmware {
469		optee {
470			compatible = "linaro,optee-tz";
471			method = "smc";
472		};
473	};
474
475	sound_card {
476		compatible = "audio-graph-card";
477		dais = <&i2s0_port0>;
478	};
479};
480
481&uart2 {
482	label = "LS-UART0";
483};
484&uart3 {
485	label = "LS-UART1";
486};
487
488&ade {
489	status = "ok";
490};
491
492&dsi {
493	status = "ok";
494
495	ports {
496		/* 1 for output port */
497		port@1 {
498			reg = <1>;
499
500			dsi_out0: endpoint@0 {
501				remote-endpoint = <&adv7533_in>;
502			};
503		};
504	};
505};
506
507&i2c2 {
508	#address-cells = <1>;
509	#size-cells = <0>;
510	status = "ok";
511
512	adv7533: adv7533@39 {
513		compatible = "adi,adv7533";
514		reg = <0x39>;
515		interrupt-parent = <&gpio1>;
516		interrupts = <1 2>;
517		pd-gpio = <&gpio0 4 0>;
518		adi,dsi-lanes = <4>;
519		#sound-dai-cells = <0>;
520
521		ports {
522			#address-cells = <1>;
523			#size-cells = <0>;
524			port@0 {
525				adv7533_in: endpoint {
526					remote-endpoint = <&dsi_out0>;
527				};
528			};
529			port@2 {
530				reg = <2>;
531				codec_endpoint: endpoint {
532					remote-endpoint = <&i2s0_cpu_endpoint>;
533				};
534			};
535		};
536	};
537};
538
539&i2s0 {
540
541	ports {
542		i2s0_port0: port@0 {
543			i2s0_cpu_endpoint: endpoint {
544				remote-endpoint = <&codec_endpoint>;
545				dai-format = "i2s";
546			};
547		};
548	};
549};
550