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	 *  0x3e00,0000 - 0x3fff,ffff: OP-TEE
36	 */
37	memory@0 {
38		device_type = "memory";
39		reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
40		      <0x00000000 0x05f00000 0x00000000 0x00001000>,
41		      <0x00000000 0x05f02000 0x00000000 0x00efd000>,
42		      <0x00000000 0x06e00000 0x00000000 0x0060f000>,
43		      <0x00000000 0x07410000 0x00000000 0x36bf0000>;
44	};
45
46	reboot-mode-syscon@5f01000 {
47		compatible = "syscon", "simple-mfd";
48		reg = <0x0 0x05f01000 0x0 0x00001000>;
49
50		reboot-mode {
51			compatible = "syscon-reboot-mode";
52			offset = <0x0>;
53
54			mode-normal	= <0x77665501>;
55			mode-bootloader	= <0x77665500>;
56			mode-recovery	= <0x77665502>;
57		};
58	};
59
60	soc {
61		spi0: spi@f7106000 {
62			status = "ok";
63		};
64
65		i2c0: i2c@f7100000 {
66			status = "ok";
67		};
68
69		i2c1: i2c@f7101000 {
70			status = "ok";
71		};
72
73		uart1: uart@f7111000 {
74			assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
75			assigned-clock-rates = <150000000>;
76			status = "ok";
77		};
78
79		uart2: uart@f7112000 {
80			status = "ok";
81		};
82
83		uart3: uart@f7113000 {
84			status = "ok";
85		};
86
87		/*
88		 * Legend: proper name = the GPIO line is used as GPIO
89		 *         NC = not connected (not routed from the SoC)
90		 *         "[PER]" = pin is muxed for peripheral (not GPIO)
91		 *         "" = no idea, schematic doesn't say, could be
92		 *              unrouted (not connected to any external pin)
93		 *         LSEC = Low Speed External Connector
94		 *         HSEC = High Speed External Connector
95		 *
96		 * Pin assignments taken from LeMaker and CircuitCo Schematics
97		 * Rev A1.
98		 *
99		 * For the lines routed to the external connectors the
100		 * lines are named after the 96Boards CE Specification 1.0,
101		 * Appendix "Expansion Connector Signal Description".
102		 *
103		 * When the 96Board naming of a line and the schematic name of
104		 * the same line are in conflict, the 96Board specification
105		 * takes precedence, which means that the external UART on the
106		 * LSEC is named UART0 while the schematic and SoC names this
107		 * UART2. This is only for the informational lines i.e. "[FOO]",
108		 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
109		 * ones actually used for GPIO.
110		 */
111		gpio0: gpio@f8011000 {
112			gpio-line-names = "PWR_HOLD", "DSI_SEL",
113			"USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
114			"PWRON_DET", "5V_HUB_EN";
115		};
116
117		gpio1: gpio@f8012000 {
118			gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
119			"WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
120		};
121
122		gpio2: gpio@f8013000 {
123			gpio-line-names =
124				"GPIO-A", /* LSEC Pin 23: GPIO2_0 */
125				"GPIO-B", /* LSEC Pin 24: GPIO2_1 */
126				"GPIO-C", /* LSEC Pin 25: GPIO2_2 */
127				"GPIO-D", /* LSEC Pin 26: GPIO2_3 */
128				"GPIO-E", /* LSEC Pin 27: GPIO2_4 */
129				"USB_ID_DET", "USB_VBUS_DET",
130				"GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
131		};
132
133		gpio3: gpio@f8014000 {
134			gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
135			"WLAN_ACTIVE", "NC", "NC";
136		};
137
138		gpio4: gpio@f7020000 {
139			gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
140			"USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
141		};
142
143		gpio5: gpio@f7021000 {
144			gpio-line-names = "NC", "NC",
145			"[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
146			"[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
147			"[AUX_SSI1]", "NC",
148			"[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
149			"[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
150		};
151
152		gpio6: gpio@f7022000 {
153			gpio-line-names =
154			"[SPI0_DIN]", /* Pin 10: SPI0_DI */
155			"[SPI0_DOUT]", /* Pin 14: SPI0_DO */
156			"[SPI0_CS]", /* Pin 12: SPI0_CS_N */
157			"[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
158			"NC", "NC", "NC",
159			"GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
160		};
161
162		gpio7: gpio@f7023000 {
163			gpio-line-names = "NC", "NC", "NC", "NC",
164			"[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
165			"[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
166			"NC", "NC";
167		};
168
169		gpio8: gpio@f7024000 {
170			gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
171			"", "", "", "", "", "";
172		};
173
174		gpio9: gpio@f7025000 {
175			gpio-line-names = "",
176			"GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
177			"GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
178			"NC", "NC", "NC", "NC", "[ISP_CCLK0]";
179		};
180
181		gpio10: gpio@f7026000 {
182			gpio-line-names = "BOOT_SEL",
183			"[ISP_CCLK1]",
184			"GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
185			"GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
186			"NC", "NC",
187			"[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
188			"[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
189		};
190
191		gpio11: gpio@f7027000 {
192			gpio-line-names =
193			"[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
194			"[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
195			"", "NC", "NC", "NC", "", "";
196		};
197
198		gpio12: gpio@f7028000 {
199			gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
200			"[BT_PCM_DO]",
201			"NC", "NC", "NC", "NC",
202			"GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
203		};
204
205		gpio13: gpio@f7029000 {
206			gpio-line-names = "[UART0_RX]", "[UART0_TX]",
207			"[BT_UART1_CTS]", "[BT_UART1_RTS]",
208			"[BT_UART1_RX]", "[BT_UART1_TX]",
209			"[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
210			"[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
211		};
212
213		gpio14: gpio@f702a000 {
214			gpio-line-names =
215			"[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
216			"[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
217			"[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
218			"[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
219			"[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
220			"[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
221			"[I2C2_SCL]", "[I2C2_SDA]";
222		};
223
224		gpio15: gpio@f702b000 {
225			gpio-line-names = "", "", "", "", "", "", "NC", "";
226		};
227
228		/* GPIO blocks 16 thru 19 do not appear to be routed to pins */
229
230		dwmmc_2: dwmmc2@f723f000 {
231			ti,non-removable;
232			non-removable;
233			/* WL_EN */
234			vmmc-supply = <&wlan_en_reg>;
235
236			#address-cells = <0x1>;
237			#size-cells = <0x0>;
238			wlcore: wlcore@2 {
239				compatible = "ti,wl1835";
240				reg = <2>;	/* sdio func num */
241				/* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
242				interrupt-parent = <&gpio1>;
243				interrupts = <3 IRQ_TYPE_EDGE_RISING>;
244			};
245		};
246
247		wlan_en_reg: regulator@1 {
248			compatible = "regulator-fixed";
249			regulator-name = "wlan-en-regulator";
250			regulator-min-microvolt = <1800000>;
251			regulator-max-microvolt = <1800000>;
252			/* WLAN_EN GPIO */
253			gpio = <&gpio0 5 0>;
254			/* WLAN card specific delay */
255			startup-delay-us = <70000>;
256			enable-active-high;
257		};
258	};
259
260	leds {
261		compatible = "gpio-leds";
262		user_led4 {
263			label = "user_led4";
264			gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
265			linux,default-trigger = "heartbeat";
266		};
267
268		user_led3 {
269			label = "user_led3";
270			gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
271			linux,default-trigger = "mmc0";
272		};
273
274		user_led2 {
275			label = "user_led2";
276			gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
277			linux,default-trigger = "mmc1";
278		};
279
280		user_led1 {
281			label = "user_led1";
282			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
283			linux,default-trigger = "cpu0";
284		};
285
286		wlan_active_led {
287			label = "wifi_active";
288			gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
289			linux,default-trigger = "phy0tx";
290			default-state = "off";
291		};
292
293		bt_active_led {
294			label = "bt_active";
295			gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
296			linux,default-trigger = "hci0rx";
297			default-state = "off";
298		};
299	};
300
301	pmic: pmic@f8000000 {
302		compatible = "hisilicon,hi655x-pmic";
303		reg = <0x0 0xf8000000 0x0 0x1000>;
304		interrupt-controller;
305		#interrupt-cells = <2>;
306		pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
307
308		regulators {
309			ldo2: LDO2 {
310				regulator-name = "LDO2_2V8";
311				regulator-min-microvolt = <2500000>;
312				regulator-max-microvolt = <3200000>;
313				regulator-enable-ramp-delay = <120>;
314			};
315
316			ldo7: LDO7 {
317				regulator-name = "LDO7_SDIO";
318				regulator-min-microvolt = <1800000>;
319				regulator-max-microvolt = <3300000>;
320				regulator-enable-ramp-delay = <120>;
321			};
322
323			ldo10: LDO10 {
324				regulator-name = "LDO10_2V85";
325				regulator-min-microvolt = <1800000>;
326				regulator-max-microvolt = <3000000>;
327				regulator-enable-ramp-delay = <360>;
328			};
329
330			ldo13: LDO13 {
331				regulator-name = "LDO13_1V8";
332				regulator-min-microvolt = <1600000>;
333				regulator-max-microvolt = <1950000>;
334				regulator-enable-ramp-delay = <120>;
335			};
336
337			ldo14: LDO14 {
338				regulator-name = "LDO14_2V8";
339				regulator-min-microvolt = <2500000>;
340				regulator-max-microvolt = <3200000>;
341				regulator-enable-ramp-delay = <120>;
342			};
343
344			ldo15: LDO15 {
345				regulator-name = "LDO15_1V8";
346				regulator-min-microvolt = <1600000>;
347				regulator-max-microvolt = <1950000>;
348				regulator-boot-on;
349				regulator-always-on;
350				regulator-enable-ramp-delay = <120>;
351			};
352
353			ldo17: LDO17 {
354				regulator-name = "LDO17_2V5";
355				regulator-min-microvolt = <2500000>;
356				regulator-max-microvolt = <3200000>;
357				regulator-enable-ramp-delay = <120>;
358			};
359
360			ldo19: LDO19 {
361				regulator-name = "LDO19_3V0";
362				regulator-min-microvolt = <1800000>;
363				regulator-max-microvolt = <3000000>;
364				regulator-enable-ramp-delay = <360>;
365			};
366
367			ldo21: LDO21 {
368				regulator-name = "LDO21_1V8";
369				regulator-min-microvolt = <1650000>;
370				regulator-max-microvolt = <2000000>;
371				regulator-always-on;
372				regulator-enable-ramp-delay = <120>;
373			};
374
375			ldo22: LDO22 {
376				regulator-name = "LDO22_1V2";
377				regulator-min-microvolt = <900000>;
378				regulator-max-microvolt = <1200000>;
379				regulator-boot-on;
380				regulator-always-on;
381				regulator-enable-ramp-delay = <120>;
382			};
383		};
384	};
385};
386
387&uart2 {
388	label = "LS-UART0";
389};
390&uart3 {
391	label = "LS-UART1";
392};
393
394&ade {
395	status = "ok";
396};
397
398&dsi {
399	status = "ok";
400
401	ports {
402		/* 1 for output port */
403		port@1 {
404			reg = <1>;
405
406			dsi_out0: endpoint@0 {
407				remote-endpoint = <&adv7533_in>;
408			};
409		};
410	};
411};
412
413&i2c2 {
414	#address-cells = <1>;
415	#size-cells = <0>;
416	status = "ok";
417
418	adv7533: adv7533@39 {
419		compatible = "adi,adv7533";
420		reg = <0x39>;
421		interrupt-parent = <&gpio1>;
422		interrupts = <1 2>;
423		pd-gpio = <&gpio0 4 0>;
424		adi,dsi-lanes = <4>;
425
426		port {
427			adv7533_in: endpoint {
428				remote-endpoint = <&dsi_out0>;
429			};
430		};
431	};
432};
433