1/*
2 * dts file for Hisilicon HiKey Development Board
3 *
4 * Copyright (C) 2015, Hisilicon Ltd.
5 *
6 */
7
8/dts-v1/;
9#include "hi6220.dtsi"
10#include "hikey-pinctrl.dtsi"
11#include <dt-bindings/gpio/gpio.h>
12
13/ {
14	model = "HiKey Development Board";
15	compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220";
16
17	aliases {
18		serial0 = &uart0; /* On board UART0 */
19		serial1 = &uart1; /* BT UART */
20		serial2 = &uart2; /* LS Expansion UART0 */
21		serial3 = &uart3; /* LS Expansion UART1 */
22	};
23
24	chosen {
25		stdout-path = "serial3:115200n8";
26	};
27
28	/*
29	 * Reserve below regions from memory node:
30	 *
31	 *  0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using
32	 *  0x05f0,1000 - 0x05f0,1fff: Reboot reason
33	 *  0x06df,f000 - 0x06df,ffff: Mailbox message data
34	 *  0x0740,f000 - 0x0740,ffff: MCU firmware section
35	 *  0x21f0,0000 - 0x21ff,ffff: pstore/ramoops buffer
36	 *  0x3e00,0000 - 0x3fff,ffff: OP-TEE
37	 */
38	memory@0 {
39		device_type = "memory";
40		reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
41		      <0x00000000 0x05f00000 0x00000000 0x00001000>,
42		      <0x00000000 0x05f02000 0x00000000 0x00efd000>,
43		      <0x00000000 0x06e00000 0x00000000 0x0060f000>,
44		      <0x00000000 0x07410000 0x00000000 0x1aaf0000>,
45		      <0x00000000 0x22000000 0x00000000 0x1c000000>;
46	};
47
48	reserved-memory {
49		#address-cells = <2>;
50		#size-cells = <2>;
51		ranges;
52
53		ramoops@0x21f00000 {
54			compatible = "ramoops";
55			reg = <0x0 0x21f00000 0x0 0x00100000>;
56			record-size	= <0x00020000>;
57			console-size	= <0x00020000>;
58			ftrace-size	= <0x00020000>;
59		};
60
61		/* global autoconfigured region for contiguous allocations */
62		linux,cma {
63			compatible = "shared-dma-pool";
64			reusable;
65			size = <0x00000000 0x08000000>;
66			linux,cma-default;
67		};
68	};
69
70	reboot-mode-syscon@5f01000 {
71		compatible = "syscon", "simple-mfd";
72		reg = <0x0 0x05f01000 0x0 0x00001000>;
73
74		reboot-mode {
75			compatible = "syscon-reboot-mode";
76			offset = <0x0>;
77
78			mode-normal	= <0x77665501>;
79			mode-bootloader	= <0x77665500>;
80			mode-recovery	= <0x77665502>;
81		};
82	};
83
84	reg_sys_5v: regulator@0 {
85		compatible = "regulator-fixed";
86		regulator-name = "SYS_5V";
87		regulator-min-microvolt = <5000000>;
88		regulator-max-microvolt = <5000000>;
89		regulator-boot-on;
90		regulator-always-on;
91	};
92
93	reg_vdd_3v3: regulator@1 {
94		compatible = "regulator-fixed";
95		regulator-name = "VDD_3V3";
96		regulator-min-microvolt = <3300000>;
97		regulator-max-microvolt = <3300000>;
98		regulator-boot-on;
99		regulator-always-on;
100		vin-supply = <&reg_sys_5v>;
101	};
102
103	reg_5v_hub: regulator@2 {
104		compatible = "regulator-fixed";
105		regulator-name = "5V_HUB";
106		regulator-min-microvolt = <5000000>;
107		regulator-max-microvolt = <5000000>;
108		regulator-boot-on;
109		gpio = <&gpio0 7 0>;
110		regulator-always-on;
111		vin-supply = <&reg_sys_5v>;
112	};
113
114	wl1835_pwrseq: wl1835-pwrseq {
115		compatible = "mmc-pwrseq-simple";
116		/* WLAN_EN GPIO */
117		reset-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
118		clocks = <&pmic>;
119		clock-names = "ext_clock";
120		power-off-delay-us = <10>;
121	};
122
123	soc {
124		spi0: spi@f7106000 {
125			status = "ok";
126		};
127
128		i2c0: i2c@f7100000 {
129			status = "ok";
130		};
131
132		i2c1: i2c@f7101000 {
133			status = "ok";
134		};
135
136		uart1: uart@f7111000 {
137			assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
138			assigned-clock-rates = <150000000>;
139			status = "ok";
140
141			bluetooth {
142				compatible = "ti,wl1835-st";
143				enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
144				clocks = <&pmic>;
145				clock-names = "ext_clock";
146			};
147		};
148
149		uart2: uart@f7112000 {
150			status = "ok";
151		};
152
153		uart3: uart@f7113000 {
154			status = "ok";
155		};
156
157		/*
158		 * Legend: proper name = the GPIO line is used as GPIO
159		 *         NC = not connected (not routed from the SoC)
160		 *         "[PER]" = pin is muxed for peripheral (not GPIO)
161		 *         "" = no idea, schematic doesn't say, could be
162		 *              unrouted (not connected to any external pin)
163		 *         LSEC = Low Speed External Connector
164		 *         HSEC = High Speed External Connector
165		 *
166		 * Pin assignments taken from LeMaker and CircuitCo Schematics
167		 * Rev A1.
168		 *
169		 * For the lines routed to the external connectors the
170		 * lines are named after the 96Boards CE Specification 1.0,
171		 * Appendix "Expansion Connector Signal Description".
172		 *
173		 * When the 96Board naming of a line and the schematic name of
174		 * the same line are in conflict, the 96Board specification
175		 * takes precedence, which means that the external UART on the
176		 * LSEC is named UART0 while the schematic and SoC names this
177		 * UART2. This is only for the informational lines i.e. "[FOO]",
178		 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
179		 * ones actually used for GPIO.
180		 */
181		gpio0: gpio@f8011000 {
182			gpio-line-names = "PWR_HOLD", "DSI_SEL",
183			"USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
184			"PWRON_DET", "5V_HUB_EN";
185		};
186
187		gpio1: gpio@f8012000 {
188			gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
189			"WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
190		};
191
192		gpio2: gpio@f8013000 {
193			gpio-line-names =
194				"GPIO-A", /* LSEC Pin 23: GPIO2_0 */
195				"GPIO-B", /* LSEC Pin 24: GPIO2_1 */
196				"GPIO-C", /* LSEC Pin 25: GPIO2_2 */
197				"GPIO-D", /* LSEC Pin 26: GPIO2_3 */
198				"GPIO-E", /* LSEC Pin 27: GPIO2_4 */
199				"USB_ID_DET", "USB_VBUS_DET",
200				"GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
201		};
202
203		gpio3: gpio@f8014000 {
204			gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
205			"WLAN_ACTIVE", "NC", "NC";
206		};
207
208		gpio4: gpio@f7020000 {
209			gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
210			"USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
211		};
212
213		gpio5: gpio@f7021000 {
214			gpio-line-names = "NC", "NC",
215			"[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
216			"[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
217			"[AUX_SSI1]", "NC",
218			"[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
219			"[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
220		};
221
222		gpio6: gpio@f7022000 {
223			gpio-line-names =
224			"[SPI0_DIN]", /* Pin 10: SPI0_DI */
225			"[SPI0_DOUT]", /* Pin 14: SPI0_DO */
226			"[SPI0_CS]", /* Pin 12: SPI0_CS_N */
227			"[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
228			"NC", "NC", "NC",
229			"GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
230		};
231
232		gpio7: gpio@f7023000 {
233			gpio-line-names = "NC", "NC", "NC", "NC",
234			"[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
235			"[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
236			"NC", "NC";
237		};
238
239		gpio8: gpio@f7024000 {
240			gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
241			"", "", "", "", "", "";
242		};
243
244		gpio9: gpio@f7025000 {
245			gpio-line-names = "",
246			"GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
247			"GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
248			"NC", "NC", "NC", "NC", "[ISP_CCLK0]";
249		};
250
251		gpio10: gpio@f7026000 {
252			gpio-line-names = "BOOT_SEL",
253			"[ISP_CCLK1]",
254			"GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
255			"GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
256			"NC", "NC",
257			"[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
258			"[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
259		};
260
261		gpio11: gpio@f7027000 {
262			gpio-line-names =
263			"[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
264			"[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
265			"", "NC", "NC", "NC", "", "";
266		};
267
268		gpio12: gpio@f7028000 {
269			gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
270			"[BT_PCM_DO]",
271			"NC", "NC", "NC", "NC",
272			"GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
273		};
274
275		gpio13: gpio@f7029000 {
276			gpio-line-names = "[UART0_RX]", "[UART0_TX]",
277			"[BT_UART1_CTS]", "[BT_UART1_RTS]",
278			"[BT_UART1_RX]", "[BT_UART1_TX]",
279			"[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
280			"[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
281		};
282
283		gpio14: gpio@f702a000 {
284			gpio-line-names =
285			"[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
286			"[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
287			"[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
288			"[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
289			"[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
290			"[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
291			"[I2C2_SCL]", "[I2C2_SDA]";
292		};
293
294		gpio15: gpio@f702b000 {
295			gpio-line-names = "", "", "", "", "", "", "NC", "";
296		};
297
298		/* GPIO blocks 16 thru 19 do not appear to be routed to pins */
299
300		dwmmc_0: dwmmc0@f723d000 {
301			cap-mmc-highspeed;
302			non-removable;
303			bus-width = <0x8>;
304			vmmc-supply = <&ldo19>;
305		};
306
307		dwmmc_1: dwmmc1@f723e000 {
308			card-detect-delay = <200>;
309			cap-sd-highspeed;
310			sd-uhs-sdr12;
311			sd-uhs-sdr25;
312			sd-uhs-sdr50;
313			vqmmc-supply = <&ldo7>;
314			vmmc-supply = <&ldo10>;
315			bus-width = <0x4>;
316			disable-wp;
317			cd-gpios = <&gpio1 0 1>;
318		};
319
320		dwmmc_2: dwmmc2@f723f000 {
321			bus-width = <0x4>;
322			non-removable;
323			vmmc-supply = <&reg_vdd_3v3>;
324			mmc-pwrseq = <&wl1835_pwrseq>;
325
326			#address-cells = <0x1>;
327			#size-cells = <0x0>;
328			wlcore: wlcore@2 {
329				compatible = "ti,wl1835";
330				reg = <2>;	/* sdio func num */
331				/* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
332				interrupt-parent = <&gpio1>;
333				interrupts = <3 IRQ_TYPE_EDGE_RISING>;
334			};
335		};
336	};
337
338	leds {
339		compatible = "gpio-leds";
340		user_led4 {
341			label = "user_led4";
342			gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
343			linux,default-trigger = "heartbeat";
344		};
345
346		user_led3 {
347			label = "user_led3";
348			gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
349			linux,default-trigger = "mmc0";
350		};
351
352		user_led2 {
353			label = "user_led2";
354			gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
355			linux,default-trigger = "mmc1";
356		};
357
358		user_led1 {
359			label = "user_led1";
360			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
361			linux,default-trigger = "cpu0";
362		};
363
364		wlan_active_led {
365			label = "wifi_active";
366			gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
367			linux,default-trigger = "phy0tx";
368			default-state = "off";
369		};
370
371		bt_active_led {
372			label = "bt_active";
373			gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
374			linux,default-trigger = "hci0rx";
375			default-state = "off";
376		};
377	};
378
379	pmic: pmic@f8000000 {
380		compatible = "hisilicon,hi655x-pmic";
381		reg = <0x0 0xf8000000 0x0 0x1000>;
382		#clock-cells = <0>;
383		interrupt-controller;
384		#interrupt-cells = <2>;
385		pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
386
387		regulators {
388			ldo2: LDO2 {
389				regulator-name = "LDO2_2V8";
390				regulator-min-microvolt = <2500000>;
391				regulator-max-microvolt = <3200000>;
392				regulator-enable-ramp-delay = <120>;
393			};
394
395			ldo7: LDO7 {
396				regulator-name = "LDO7_SDIO";
397				regulator-min-microvolt = <1800000>;
398				regulator-max-microvolt = <3300000>;
399				regulator-enable-ramp-delay = <120>;
400			};
401
402			ldo10: LDO10 {
403				regulator-name = "LDO10_2V85";
404				regulator-min-microvolt = <1800000>;
405				regulator-max-microvolt = <3000000>;
406				regulator-enable-ramp-delay = <360>;
407			};
408
409			ldo13: LDO13 {
410				regulator-name = "LDO13_1V8";
411				regulator-min-microvolt = <1600000>;
412				regulator-max-microvolt = <1950000>;
413				regulator-enable-ramp-delay = <120>;
414			};
415
416			ldo14: LDO14 {
417				regulator-name = "LDO14_2V8";
418				regulator-min-microvolt = <2500000>;
419				regulator-max-microvolt = <3200000>;
420				regulator-enable-ramp-delay = <120>;
421			};
422
423			ldo15: LDO15 {
424				regulator-name = "LDO15_1V8";
425				regulator-min-microvolt = <1600000>;
426				regulator-max-microvolt = <1950000>;
427				regulator-boot-on;
428				regulator-always-on;
429				regulator-enable-ramp-delay = <120>;
430			};
431
432			ldo17: LDO17 {
433				regulator-name = "LDO17_2V5";
434				regulator-min-microvolt = <2500000>;
435				regulator-max-microvolt = <3200000>;
436				regulator-enable-ramp-delay = <120>;
437			};
438
439			ldo19: LDO19 {
440				regulator-name = "LDO19_3V0";
441				regulator-min-microvolt = <1800000>;
442				regulator-max-microvolt = <3000000>;
443				regulator-enable-ramp-delay = <360>;
444			};
445
446			ldo21: LDO21 {
447				regulator-name = "LDO21_1V8";
448				regulator-min-microvolt = <1650000>;
449				regulator-max-microvolt = <2000000>;
450				regulator-always-on;
451				regulator-enable-ramp-delay = <120>;
452			};
453
454			ldo22: LDO22 {
455				regulator-name = "LDO22_1V2";
456				regulator-min-microvolt = <900000>;
457				regulator-max-microvolt = <1200000>;
458				regulator-boot-on;
459				regulator-always-on;
460				regulator-enable-ramp-delay = <120>;
461			};
462		};
463	};
464
465	firmware {
466		optee {
467			compatible = "linaro,optee-tz";
468			method = "smc";
469		};
470	};
471};
472
473&uart2 {
474	label = "LS-UART0";
475};
476&uart3 {
477	label = "LS-UART1";
478};
479
480&ade {
481	status = "ok";
482};
483
484&dsi {
485	status = "ok";
486
487	ports {
488		/* 1 for output port */
489		port@1 {
490			reg = <1>;
491
492			dsi_out0: endpoint@0 {
493				remote-endpoint = <&adv7533_in>;
494			};
495		};
496	};
497};
498
499&i2c2 {
500	#address-cells = <1>;
501	#size-cells = <0>;
502	status = "ok";
503
504	adv7533: adv7533@39 {
505		compatible = "adi,adv7533";
506		reg = <0x39>;
507		interrupt-parent = <&gpio1>;
508		interrupts = <1 2>;
509		pd-gpio = <&gpio0 4 0>;
510		adi,dsi-lanes = <4>;
511
512		port {
513			adv7533_in: endpoint {
514				remote-endpoint = <&dsi_out0>;
515			};
516		};
517	};
518};
519