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
62
63	reboot-mode-syscon@5f01000 {
64		compatible = "syscon", "simple-mfd";
65		reg = <0x0 0x05f01000 0x0 0x00001000>;
66
67		reboot-mode {
68			compatible = "syscon-reboot-mode";
69			offset = <0x0>;
70
71			mode-normal	= <0x77665501>;
72			mode-bootloader	= <0x77665500>;
73			mode-recovery	= <0x77665502>;
74		};
75	};
76
77	soc {
78		spi0: spi@f7106000 {
79			status = "ok";
80		};
81
82		i2c0: i2c@f7100000 {
83			status = "ok";
84		};
85
86		i2c1: i2c@f7101000 {
87			status = "ok";
88		};
89
90		uart1: uart@f7111000 {
91			assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
92			assigned-clock-rates = <150000000>;
93			status = "ok";
94		};
95
96		uart2: uart@f7112000 {
97			status = "ok";
98		};
99
100		uart3: uart@f7113000 {
101			status = "ok";
102		};
103
104		/*
105		 * Legend: proper name = the GPIO line is used as GPIO
106		 *         NC = not connected (not routed from the SoC)
107		 *         "[PER]" = pin is muxed for peripheral (not GPIO)
108		 *         "" = no idea, schematic doesn't say, could be
109		 *              unrouted (not connected to any external pin)
110		 *         LSEC = Low Speed External Connector
111		 *         HSEC = High Speed External Connector
112		 *
113		 * Pin assignments taken from LeMaker and CircuitCo Schematics
114		 * Rev A1.
115		 *
116		 * For the lines routed to the external connectors the
117		 * lines are named after the 96Boards CE Specification 1.0,
118		 * Appendix "Expansion Connector Signal Description".
119		 *
120		 * When the 96Board naming of a line and the schematic name of
121		 * the same line are in conflict, the 96Board specification
122		 * takes precedence, which means that the external UART on the
123		 * LSEC is named UART0 while the schematic and SoC names this
124		 * UART2. This is only for the informational lines i.e. "[FOO]",
125		 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
126		 * ones actually used for GPIO.
127		 */
128		gpio0: gpio@f8011000 {
129			gpio-line-names = "PWR_HOLD", "DSI_SEL",
130			"USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
131			"PWRON_DET", "5V_HUB_EN";
132		};
133
134		gpio1: gpio@f8012000 {
135			gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
136			"WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
137		};
138
139		gpio2: gpio@f8013000 {
140			gpio-line-names =
141				"GPIO-A", /* LSEC Pin 23: GPIO2_0 */
142				"GPIO-B", /* LSEC Pin 24: GPIO2_1 */
143				"GPIO-C", /* LSEC Pin 25: GPIO2_2 */
144				"GPIO-D", /* LSEC Pin 26: GPIO2_3 */
145				"GPIO-E", /* LSEC Pin 27: GPIO2_4 */
146				"USB_ID_DET", "USB_VBUS_DET",
147				"GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
148		};
149
150		gpio3: gpio@f8014000 {
151			gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
152			"WLAN_ACTIVE", "NC", "NC";
153		};
154
155		gpio4: gpio@f7020000 {
156			gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
157			"USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
158		};
159
160		gpio5: gpio@f7021000 {
161			gpio-line-names = "NC", "NC",
162			"[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
163			"[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
164			"[AUX_SSI1]", "NC",
165			"[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
166			"[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
167		};
168
169		gpio6: gpio@f7022000 {
170			gpio-line-names =
171			"[SPI0_DIN]", /* Pin 10: SPI0_DI */
172			"[SPI0_DOUT]", /* Pin 14: SPI0_DO */
173			"[SPI0_CS]", /* Pin 12: SPI0_CS_N */
174			"[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
175			"NC", "NC", "NC",
176			"GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
177		};
178
179		gpio7: gpio@f7023000 {
180			gpio-line-names = "NC", "NC", "NC", "NC",
181			"[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
182			"[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
183			"NC", "NC";
184		};
185
186		gpio8: gpio@f7024000 {
187			gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
188			"", "", "", "", "", "";
189		};
190
191		gpio9: gpio@f7025000 {
192			gpio-line-names = "",
193			"GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
194			"GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
195			"NC", "NC", "NC", "NC", "[ISP_CCLK0]";
196		};
197
198		gpio10: gpio@f7026000 {
199			gpio-line-names = "BOOT_SEL",
200			"[ISP_CCLK1]",
201			"GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
202			"GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
203			"NC", "NC",
204			"[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
205			"[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
206		};
207
208		gpio11: gpio@f7027000 {
209			gpio-line-names =
210			"[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
211			"[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
212			"", "NC", "NC", "NC", "", "";
213		};
214
215		gpio12: gpio@f7028000 {
216			gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
217			"[BT_PCM_DO]",
218			"NC", "NC", "NC", "NC",
219			"GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
220		};
221
222		gpio13: gpio@f7029000 {
223			gpio-line-names = "[UART0_RX]", "[UART0_TX]",
224			"[BT_UART1_CTS]", "[BT_UART1_RTS]",
225			"[BT_UART1_RX]", "[BT_UART1_TX]",
226			"[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
227			"[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
228		};
229
230		gpio14: gpio@f702a000 {
231			gpio-line-names =
232			"[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
233			"[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
234			"[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
235			"[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
236			"[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
237			"[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
238			"[I2C2_SCL]", "[I2C2_SDA]";
239		};
240
241		gpio15: gpio@f702b000 {
242			gpio-line-names = "", "", "", "", "", "", "NC", "";
243		};
244
245		/* GPIO blocks 16 thru 19 do not appear to be routed to pins */
246
247		dwmmc_2: dwmmc2@f723f000 {
248			ti,non-removable;
249			non-removable;
250			/* WL_EN */
251			vmmc-supply = <&wlan_en_reg>;
252
253			#address-cells = <0x1>;
254			#size-cells = <0x0>;
255			wlcore: wlcore@2 {
256				compatible = "ti,wl1835";
257				reg = <2>;	/* sdio func num */
258				/* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
259				interrupt-parent = <&gpio1>;
260				interrupts = <3 IRQ_TYPE_EDGE_RISING>;
261			};
262		};
263
264		wlan_en_reg: regulator@1 {
265			compatible = "regulator-fixed";
266			regulator-name = "wlan-en-regulator";
267			regulator-min-microvolt = <1800000>;
268			regulator-max-microvolt = <1800000>;
269			/* WLAN_EN GPIO */
270			gpio = <&gpio0 5 0>;
271			/* WLAN card specific delay */
272			startup-delay-us = <70000>;
273			enable-active-high;
274		};
275	};
276
277	leds {
278		compatible = "gpio-leds";
279		user_led4 {
280			label = "user_led4";
281			gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
282			linux,default-trigger = "heartbeat";
283		};
284
285		user_led3 {
286			label = "user_led3";
287			gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
288			linux,default-trigger = "mmc0";
289		};
290
291		user_led2 {
292			label = "user_led2";
293			gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
294			linux,default-trigger = "mmc1";
295		};
296
297		user_led1 {
298			label = "user_led1";
299			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
300			linux,default-trigger = "cpu0";
301		};
302
303		wlan_active_led {
304			label = "wifi_active";
305			gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
306			linux,default-trigger = "phy0tx";
307			default-state = "off";
308		};
309
310		bt_active_led {
311			label = "bt_active";
312			gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
313			linux,default-trigger = "hci0rx";
314			default-state = "off";
315		};
316	};
317
318	pmic: pmic@f8000000 {
319		compatible = "hisilicon,hi655x-pmic";
320		reg = <0x0 0xf8000000 0x0 0x1000>;
321		interrupt-controller;
322		#interrupt-cells = <2>;
323		pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
324
325		regulators {
326			ldo2: LDO2 {
327				regulator-name = "LDO2_2V8";
328				regulator-min-microvolt = <2500000>;
329				regulator-max-microvolt = <3200000>;
330				regulator-enable-ramp-delay = <120>;
331			};
332
333			ldo7: LDO7 {
334				regulator-name = "LDO7_SDIO";
335				regulator-min-microvolt = <1800000>;
336				regulator-max-microvolt = <3300000>;
337				regulator-enable-ramp-delay = <120>;
338			};
339
340			ldo10: LDO10 {
341				regulator-name = "LDO10_2V85";
342				regulator-min-microvolt = <1800000>;
343				regulator-max-microvolt = <3000000>;
344				regulator-enable-ramp-delay = <360>;
345			};
346
347			ldo13: LDO13 {
348				regulator-name = "LDO13_1V8";
349				regulator-min-microvolt = <1600000>;
350				regulator-max-microvolt = <1950000>;
351				regulator-enable-ramp-delay = <120>;
352			};
353
354			ldo14: LDO14 {
355				regulator-name = "LDO14_2V8";
356				regulator-min-microvolt = <2500000>;
357				regulator-max-microvolt = <3200000>;
358				regulator-enable-ramp-delay = <120>;
359			};
360
361			ldo15: LDO15 {
362				regulator-name = "LDO15_1V8";
363				regulator-min-microvolt = <1600000>;
364				regulator-max-microvolt = <1950000>;
365				regulator-boot-on;
366				regulator-always-on;
367				regulator-enable-ramp-delay = <120>;
368			};
369
370			ldo17: LDO17 {
371				regulator-name = "LDO17_2V5";
372				regulator-min-microvolt = <2500000>;
373				regulator-max-microvolt = <3200000>;
374				regulator-enable-ramp-delay = <120>;
375			};
376
377			ldo19: LDO19 {
378				regulator-name = "LDO19_3V0";
379				regulator-min-microvolt = <1800000>;
380				regulator-max-microvolt = <3000000>;
381				regulator-enable-ramp-delay = <360>;
382			};
383
384			ldo21: LDO21 {
385				regulator-name = "LDO21_1V8";
386				regulator-min-microvolt = <1650000>;
387				regulator-max-microvolt = <2000000>;
388				regulator-always-on;
389				regulator-enable-ramp-delay = <120>;
390			};
391
392			ldo22: LDO22 {
393				regulator-name = "LDO22_1V2";
394				regulator-min-microvolt = <900000>;
395				regulator-max-microvolt = <1200000>;
396				regulator-boot-on;
397				regulator-always-on;
398				regulator-enable-ramp-delay = <120>;
399			};
400		};
401	};
402};
403
404&uart2 {
405	label = "LS-UART0";
406};
407&uart3 {
408	label = "LS-UART1";
409};
410
411&ade {
412	status = "ok";
413};
414
415&dsi {
416	status = "ok";
417
418	ports {
419		/* 1 for output port */
420		port@1 {
421			reg = <1>;
422
423			dsi_out0: endpoint@0 {
424				remote-endpoint = <&adv7533_in>;
425			};
426		};
427	};
428};
429
430&i2c2 {
431	#address-cells = <1>;
432	#size-cells = <0>;
433	status = "ok";
434
435	adv7533: adv7533@39 {
436		compatible = "adi,adv7533";
437		reg = <0x39>;
438		interrupt-parent = <&gpio1>;
439		interrupts = <1 2>;
440		pd-gpio = <&gpio0 4 0>;
441		adi,dsi-lanes = <4>;
442
443		port {
444			adv7533_in: endpoint {
445				remote-endpoint = <&dsi_out0>;
446			};
447		};
448	};
449};
450