summaryrefslogtreecommitdiff
path: root/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
blob: 593c7e43de79f2e5c44648b2b1f987638b7d562d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
/*
 * dts file for Hisilicon HiKey Development Board
 *
 * Copyright (C) 2015, Hisilicon Ltd.
 *
 */

/dts-v1/;
#include "hi6220.dtsi"
#include "hikey-pinctrl.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "HiKey Development Board";
	compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220";

	aliases {
		serial0 = &uart0; /* On board UART0 */
		serial1 = &uart1; /* BT UART */
		serial2 = &uart2; /* LS Expansion UART0 */
		serial3 = &uart3; /* LS Expansion UART1 */
	};

	chosen {
		stdout-path = "serial3:115200n8";
	};

	/*
	 * Reserve below regions from memory node:
	 *
	 *  0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using
	 *  0x06df,f000 - 0x06df,ffff: Mailbox message data
	 *  0x0740,f000 - 0x0740,ffff: MCU firmware section
	 *  0x3e00,0000 - 0x3fff,ffff: OP-TEE
	 */
	memory@0 {
		device_type = "memory";
		reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
		      <0x00000000 0x05f00000 0x00000000 0x00eff000>,
		      <0x00000000 0x06e00000 0x00000000 0x0060f000>,
		      <0x00000000 0x07410000 0x00000000 0x36bf0000>;
	};

	soc {
		spi0: spi@f7106000 {
			status = "ok";
		};

		i2c0: i2c@f7100000 {
			status = "ok";
		};

		i2c1: i2c@f7101000 {
			status = "ok";
		};

		uart1: uart@f7111000 {
			status = "ok";
		};

		uart2: uart@f7112000 {
			status = "ok";
		};

		uart3: uart@f7113000 {
			status = "ok";
		};

		/*
		 * Legend: proper name = the GPIO line is used as GPIO
		 *         NC = not connected (not routed from the SoC)
		 *         "[PER]" = pin is muxed for peripheral (not GPIO)
		 *         "" = no idea, schematic doesn't say, could be
		 *              unrouted (not connected to any external pin)
		 *         LSEC = Low Speed External Connector
		 *         HSEC = High Speed External Connector
		 *
		 * Pin assignments taken from LeMaker and CircuitCo Schematics
		 * Rev A1.
		 *
		 * For the lines routed to the external connectors the
		 * lines are named after the 96Boards CE Specification 1.0,
		 * Appendix "Expansion Connector Signal Description".
		 *
		 * When the 96Board naming of a line and the schematic name of
		 * the same line are in conflict, the 96Board specification
		 * takes precedence, which means that the external UART on the
		 * LSEC is named UART0 while the schematic and SoC names this
		 * UART2. This is only for the informational lines i.e. "[FOO]",
		 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
		 * ones actually used for GPIO.
		 */
		gpio0: gpio@f8011000 {
			gpio-line-names = "PWR_HOLD", "DSI_SEL",
			"USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
			"PWRON_DET", "5V_HUB_EN";
		};

		gpio1: gpio@f8012000 {
			gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
			"WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
		};

		gpio2: gpio@f8013000 {
			gpio-line-names =
				"GPIO-A", /* LSEC Pin 23: GPIO2_0 */
				"GPIO-B", /* LSEC Pin 24: GPIO2_1 */
				"GPIO-C", /* LSEC Pin 25: GPIO2_2 */
				"GPIO-D", /* LSEC Pin 26: GPIO2_3 */
				"GPIO-E", /* LSEC Pin 27: GPIO2_4 */
				"USB_ID_DET", "USB_VBUS_DET",
				"GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
		};

		gpio3: gpio@f8014000 {
			gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
			"WLAN_ACTIVE", "NC", "NC";
		};

		gpio4: gpio@f7020000 {
			gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
			"USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
		};

		gpio5: gpio@f7021000 {
			gpio-line-names = "NC", "NC",
			"[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
			"[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
			"[AUX_SSI1]", "NC",
			"[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
			"[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
		};

		gpio6: gpio@f7022000 {
			gpio-line-names =
			"[SPI0_DIN]", /* Pin 10: SPI0_DI */
			"[SPI0_DOUT]", /* Pin 14: SPI0_DO */
			"[SPI0_CS]", /* Pin 12: SPI0_CS_N */
			"[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
			"NC", "NC", "NC",
			"GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
		};

		gpio7: gpio@f7023000 {
			gpio-line-names = "NC", "NC", "NC", "NC",
			"[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
			"[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
			"NC", "NC";
		};

		gpio8: gpio@f7024000 {
			gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
			"", "", "", "", "", "";
		};

		gpio9: gpio@f7025000 {
			gpio-line-names = "",
			"GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
			"GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
			"NC", "NC", "NC", "NC", "[ISP_CCLK0]";
		};

		gpio10: gpio@f7026000 {
			gpio-line-names = "BOOT_SEL",
			"[ISP_CCLK1]",
			"GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
			"GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
			"NC", "NC",
			"[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
			"[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
		};

		gpio11: gpio@f7027000 {
			gpio-line-names =
			"[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
			"[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
			"", "NC", "NC", "NC", "", "";
		};

		gpio12: gpio@f7028000 {
			gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
			"[BT_PCM_DO]",
			"NC", "NC", "NC", "NC",
			"GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
		};

		gpio13: gpio@f7029000 {
			gpio-line-names = "[UART0_RX]", "[UART0_TX]",
			"[BT_UART1_CTS]", "[BT_UART1_RTS]",
			"[BT_UART1_RX]", "[BT_UART1_TX]",
			"[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
			"[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
		};

		gpio14: gpio@f702a000 {
			gpio-line-names =
			"[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
			"[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
			"[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
			"[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
			"[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
			"[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
			"[I2C2_SCL]", "[I2C2_SDA]";
		};

		gpio15: gpio@f702b000 {
			gpio-line-names = "", "", "", "", "", "", "NC", "";
		};

		/* GPIO blocks 16 thru 19 do not appear to be routed to pins */

		dwmmc_2: dwmmc2@f723f000 {
			ti,non-removable;
			non-removable;
			/* WL_EN */
			vmmc-supply = <&wlan_en_reg>;

			#address-cells = <0x1>;
			#size-cells = <0x0>;
			wlcore: wlcore@2 {
				compatible = "ti,wl1835";
				reg = <2>;	/* sdio func num */
				/* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
				interrupt-parent = <&gpio1>;
				interrupts = <3 IRQ_TYPE_EDGE_RISING>;
			};
		};

		wlan_en_reg: regulator@1 {
			compatible = "regulator-fixed";
			regulator-name = "wlan-en-regulator";
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <1800000>;
			/* WLAN_EN GPIO */
			gpio = <&gpio0 5 0>;
			/* WLAN card specific delay */
			startup-delay-us = <70000>;
			enable-active-high;
		};
	};

	leds {
		compatible = "gpio-leds";
		user_led4 {
			label = "user_led4";
			gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
			linux,default-trigger = "heartbeat";
		};

		user_led3 {
			label = "user_led3";
			gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
			linux,default-trigger = "mmc0";
		};

		user_led2 {
			label = "user_led2";
			gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
			linux,default-trigger = "mmc1";
		};

		user_led1 {
			label = "user_led1";
			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
			linux,default-trigger = "cpu0";
		};

		wlan_active_led {
			label = "wifi_active";
			gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
			linux,default-trigger = "phy0tx";
			default-state = "off";
		};

		bt_active_led {
			label = "bt_active";
			gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
			linux,default-trigger = "hci0rx";
			default-state = "off";
		};
	};

	pmic: pmic@f8000000 {
		compatible = "hisilicon,hi655x-pmic";
		reg = <0x0 0xf8000000 0x0 0x1000>;
		interrupt-controller;
		#interrupt-cells = <2>;
		pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;

		regulators {
			ldo2: LDO2 {
				regulator-name = "LDO2_2V8";
				regulator-min-microvolt = <2500000>;
				regulator-max-microvolt = <3200000>;
				regulator-enable-ramp-delay = <120>;
			};

			ldo7: LDO7 {
				regulator-name = "LDO7_SDIO";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
				regulator-enable-ramp-delay = <120>;
			};

			ldo10: LDO10 {
				regulator-name = "LDO10_2V85";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3000000>;
				regulator-enable-ramp-delay = <360>;
			};

			ldo13: LDO13 {
				regulator-name = "LDO13_1V8";
				regulator-min-microvolt = <1600000>;
				regulator-max-microvolt = <1950000>;
				regulator-enable-ramp-delay = <120>;
			};

			ldo14: LDO14 {
				regulator-name = "LDO14_2V8";
				regulator-min-microvolt = <2500000>;
				regulator-max-microvolt = <3200000>;
				regulator-enable-ramp-delay = <120>;
			};

			ldo15: LDO15 {
				regulator-name = "LDO15_1V8";
				regulator-min-microvolt = <1600000>;
				regulator-max-microvolt = <1950000>;
				regulator-boot-on;
				regulator-always-on;
				regulator-enable-ramp-delay = <120>;
			};

			ldo17: LDO17 {
				regulator-name = "LDO17_2V5";
				regulator-min-microvolt = <2500000>;
				regulator-max-microvolt = <3200000>;
				regulator-enable-ramp-delay = <120>;
			};

			ldo19: LDO19 {
				regulator-name = "LDO19_3V0";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3000000>;
				regulator-enable-ramp-delay = <360>;
			};

			ldo21: LDO21 {
				regulator-name = "LDO21_1V8";
				regulator-min-microvolt = <1650000>;
				regulator-max-microvolt = <2000000>;
				regulator-always-on;
				regulator-enable-ramp-delay = <120>;
			};

			ldo22: LDO22 {
				regulator-name = "LDO22_1V2";
				regulator-min-microvolt = <900000>;
				regulator-max-microvolt = <1200000>;
				regulator-boot-on;
				regulator-always-on;
				regulator-enable-ramp-delay = <120>;
			};
		};
	};
};

&uart2 {
	label = "LS-UART0";
};
&uart3 {
	label = "LS-UART1";
};