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	soc {
126		spi0: spi@f7106000 {
127			status = "ok";
128		};
129
130		i2c0: i2c@f7100000 {
131			status = "ok";
132		};
133
134		i2c1: i2c@f7101000 {
135			status = "ok";
136		};
137
138		uart1: uart@f7111000 {
139			assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
140			assigned-clock-rates = <150000000>;
141			status = "ok";
142
143			bluetooth {
144				compatible = "ti,wl1835-st";
145				enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
146				clocks = <&pmic>;
147				clock-names = "ext_clock";
148			};
149		};
150
151		uart2: uart@f7112000 {
152			status = "ok";
153		};
154
155		uart3: uart@f7113000 {
156			status = "ok";
157		};
158
159		/*
160		 * Legend: proper name = the GPIO line is used as GPIO
161		 *         NC = not connected (not routed from the SoC)
162		 *         "[PER]" = pin is muxed for peripheral (not GPIO)
163		 *         "" = no idea, schematic doesn't say, could be
164		 *              unrouted (not connected to any external pin)
165		 *         LSEC = Low Speed External Connector
166		 *         HSEC = High Speed External Connector
167		 *
168		 * Pin assignments taken from LeMaker and CircuitCo Schematics
169		 * Rev A1.
170		 *
171		 * For the lines routed to the external connectors the
172		 * lines are named after the 96Boards CE Specification 1.0,
173		 * Appendix "Expansion Connector Signal Description".
174		 *
175		 * When the 96Board naming of a line and the schematic name of
176		 * the same line are in conflict, the 96Board specification
177		 * takes precedence, which means that the external UART on the
178		 * LSEC is named UART0 while the schematic and SoC names this
179		 * UART2. This is only for the informational lines i.e. "[FOO]",
180		 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
181		 * ones actually used for GPIO.
182		 */
183		gpio0: gpio@f8011000 {
184			gpio-line-names = "PWR_HOLD", "DSI_SEL",
185			"USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
186			"PWRON_DET", "5V_HUB_EN";
187		};
188
189		gpio1: gpio@f8012000 {
190			gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
191			"WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
192		};
193
194		gpio2: gpio@f8013000 {
195			gpio-line-names =
196				"GPIO-A", /* LSEC Pin 23: GPIO2_0 */
197				"GPIO-B", /* LSEC Pin 24: GPIO2_1 */
198				"GPIO-C", /* LSEC Pin 25: GPIO2_2 */
199				"GPIO-D", /* LSEC Pin 26: GPIO2_3 */
200				"GPIO-E", /* LSEC Pin 27: GPIO2_4 */
201				"USB_ID_DET", "USB_VBUS_DET",
202				"GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
203		};
204
205		gpio3: gpio@f8014000 {
206			gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
207			"WLAN_ACTIVE", "NC", "NC";
208		};
209
210		gpio4: gpio@f7020000 {
211			gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
212			"USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
213		};
214
215		gpio5: gpio@f7021000 {
216			gpio-line-names = "NC", "NC",
217			"[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
218			"[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
219			"[AUX_SSI1]", "NC",
220			"[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
221			"[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
222		};
223
224		gpio6: gpio@f7022000 {
225			gpio-line-names =
226			"[SPI0_DIN]", /* Pin 10: SPI0_DI */
227			"[SPI0_DOUT]", /* Pin 14: SPI0_DO */
228			"[SPI0_CS]", /* Pin 12: SPI0_CS_N */
229			"[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
230			"NC", "NC", "NC",
231			"GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
232		};
233
234		gpio7: gpio@f7023000 {
235			gpio-line-names = "NC", "NC", "NC", "NC",
236			"[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
237			"[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
238			"NC", "NC";
239		};
240
241		gpio8: gpio@f7024000 {
242			gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
243			"", "", "", "", "", "";
244		};
245
246		gpio9: gpio@f7025000 {
247			gpio-line-names = "",
248			"GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
249			"GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
250			"NC", "NC", "NC", "NC", "[ISP_CCLK0]";
251		};
252
253		gpio10: gpio@f7026000 {
254			gpio-line-names = "BOOT_SEL",
255			"[ISP_CCLK1]",
256			"GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
257			"GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
258			"NC", "NC",
259			"[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
260			"[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
261		};
262
263		gpio11: gpio@f7027000 {
264			gpio-line-names =
265			"[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
266			"[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
267			"", "NC", "NC", "NC", "", "";
268		};
269
270		gpio12: gpio@f7028000 {
271			gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
272			"[BT_PCM_DO]",
273			"NC", "NC", "NC", "NC",
274			"GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
275		};
276
277		gpio13: gpio@f7029000 {
278			gpio-line-names = "[UART0_RX]", "[UART0_TX]",
279			"[BT_UART1_CTS]", "[BT_UART1_RTS]",
280			"[BT_UART1_RX]", "[BT_UART1_TX]",
281			"[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
282			"[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
283		};
284
285		gpio14: gpio@f702a000 {
286			gpio-line-names =
287			"[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
288			"[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
289			"[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
290			"[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
291			"[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
292			"[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
293			"[I2C2_SCL]", "[I2C2_SDA]";
294		};
295
296		gpio15: gpio@f702b000 {
297			gpio-line-names = "", "", "", "", "", "", "NC", "";
298		};
299
300		/* GPIO blocks 16 thru 19 do not appear to be routed to pins */
301
302		dwmmc_0: dwmmc0@f723d000 {
303			cap-mmc-highspeed;
304			mmc-hs200-1_8v;
305			non-removable;
306			bus-width = <0x8>;
307			vmmc-supply = <&ldo19>;
308		};
309
310		dwmmc_1: dwmmc1@f723e000 {
311			card-detect-delay = <200>;
312			cap-sd-highspeed;
313			sd-uhs-sdr12;
314			sd-uhs-sdr25;
315			sd-uhs-sdr50;
316			vqmmc-supply = <&ldo7>;
317			vmmc-supply = <&ldo10>;
318			bus-width = <0x4>;
319			disable-wp;
320			cd-gpios = <&gpio1 0 1>;
321		};
322
323		dwmmc_2: dwmmc2@f723f000 {
324			bus-width = <0x4>;
325			non-removable;
326			cap-power-off-card;
327			vmmc-supply = <&reg_vdd_3v3>;
328			mmc-pwrseq = <&wl1835_pwrseq>;
329
330			#address-cells = <0x1>;
331			#size-cells = <0x0>;
332			wlcore: wlcore@2 {
333				compatible = "ti,wl1835";
334				reg = <2>;	/* sdio func num */
335				/* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
336				interrupt-parent = <&gpio1>;
337				interrupts = <3 IRQ_TYPE_EDGE_RISING>;
338			};
339		};
340	};
341
342	leds {
343		compatible = "gpio-leds";
344
345		user_led1 {
346			label = "green:user1";
347			gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
348			linux,default-trigger = "heartbeat";
349		};
350
351		user_led2 {
352			label = "green:user2";
353			gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
354			linux,default-trigger = "mmc0";
355		};
356
357		user_led3 {
358			label = "green:user3";
359			gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
360			linux,default-trigger = "mmc1";
361		};
362
363		user_led4 {
364			label = "green:user4";
365			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
366			panic-indicator;
367			linux,default-trigger = "none";
368		};
369
370		wlan_active_led {
371			label = "yellow:wlan";
372			gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
373			linux,default-trigger = "phy0tx";
374			default-state = "off";
375		};
376
377		bt_active_led {
378			label = "blue:bt";
379			gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
380			linux,default-trigger = "hci0-power";
381			default-state = "off";
382		};
383	};
384
385	pmic: pmic@f8000000 {
386		compatible = "hisilicon,hi655x-pmic";
387		reg = <0x0 0xf8000000 0x0 0x1000>;
388		#clock-cells = <0>;
389		interrupt-controller;
390		#interrupt-cells = <2>;
391		pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
392
393		regulators {
394			ldo2: LDO2 {
395				regulator-name = "LDO2_2V8";
396				regulator-min-microvolt = <2500000>;
397				regulator-max-microvolt = <3200000>;
398				regulator-enable-ramp-delay = <120>;
399			};
400
401			ldo7: LDO7 {
402				regulator-name = "LDO7_SDIO";
403				regulator-min-microvolt = <1800000>;
404				regulator-max-microvolt = <3300000>;
405				regulator-enable-ramp-delay = <120>;
406			};
407
408			ldo10: LDO10 {
409				regulator-name = "LDO10_2V85";
410				regulator-min-microvolt = <1800000>;
411				regulator-max-microvolt = <3000000>;
412				regulator-enable-ramp-delay = <360>;
413			};
414
415			ldo13: LDO13 {
416				regulator-name = "LDO13_1V8";
417				regulator-min-microvolt = <1600000>;
418				regulator-max-microvolt = <1950000>;
419				regulator-enable-ramp-delay = <120>;
420			};
421
422			ldo14: LDO14 {
423				regulator-name = "LDO14_2V8";
424				regulator-min-microvolt = <2500000>;
425				regulator-max-microvolt = <3200000>;
426				regulator-enable-ramp-delay = <120>;
427			};
428
429			ldo15: LDO15 {
430				regulator-name = "LDO15_1V8";
431				regulator-min-microvolt = <1600000>;
432				regulator-max-microvolt = <1950000>;
433				regulator-boot-on;
434				regulator-always-on;
435				regulator-enable-ramp-delay = <120>;
436			};
437
438			ldo17: LDO17 {
439				regulator-name = "LDO17_2V5";
440				regulator-min-microvolt = <2500000>;
441				regulator-max-microvolt = <3200000>;
442				regulator-enable-ramp-delay = <120>;
443			};
444
445			ldo19: LDO19 {
446				regulator-name = "LDO19_3V0";
447				regulator-min-microvolt = <1800000>;
448				regulator-max-microvolt = <3000000>;
449				regulator-enable-ramp-delay = <360>;
450			};
451
452			ldo21: LDO21 {
453				regulator-name = "LDO21_1V8";
454				regulator-min-microvolt = <1650000>;
455				regulator-max-microvolt = <2000000>;
456				regulator-always-on;
457				regulator-enable-ramp-delay = <120>;
458			};
459
460			ldo22: LDO22 {
461				regulator-name = "LDO22_1V2";
462				regulator-min-microvolt = <900000>;
463				regulator-max-microvolt = <1200000>;
464				regulator-boot-on;
465				regulator-always-on;
466				regulator-enable-ramp-delay = <120>;
467			};
468		};
469	};
470
471	firmware {
472		optee {
473			compatible = "linaro,optee-tz";
474			method = "smc";
475		};
476	};
477
478	sound_card {
479		compatible = "audio-graph-card";
480		dais = <&i2s0_port0>;
481	};
482};
483
484&uart2 {
485	label = "LS-UART0";
486};
487&uart3 {
488	label = "LS-UART1";
489};
490
491&ade {
492	status = "ok";
493};
494
495&dsi {
496	status = "ok";
497
498	ports {
499		/* 1 for output port */
500		port@1 {
501			reg = <1>;
502
503			dsi_out0: endpoint@0 {
504				remote-endpoint = <&adv7533_in>;
505			};
506		};
507	};
508};
509
510&i2c2 {
511	#address-cells = <1>;
512	#size-cells = <0>;
513	status = "ok";
514
515	adv7533: adv7533@39 {
516		compatible = "adi,adv7533";
517		reg = <0x39>;
518		interrupt-parent = <&gpio1>;
519		interrupts = <1 2>;
520		pd-gpio = <&gpio0 4 0>;
521		adi,dsi-lanes = <4>;
522		#sound-dai-cells = <0>;
523
524		ports {
525			#address-cells = <1>;
526			#size-cells = <0>;
527			port@0 {
528				adv7533_in: endpoint {
529					remote-endpoint = <&dsi_out0>;
530				};
531			};
532			port@2 {
533				reg = <2>;
534				codec_endpoint: endpoint {
535					remote-endpoint = <&i2s0_cpu_endpoint>;
536				};
537			};
538		};
539	};
540};
541
542&i2s0 {
543
544	ports {
545		i2s0_port0: port@0 {
546			i2s0_cpu_endpoint: endpoint {
547				remote-endpoint = <&codec_endpoint>;
548				dai-format = "i2s";
549			};
550		};
551	};
552};
553