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[mirror_ubuntu-hirsute-kernel.git] / arch / arm64 / boot / dts / hisilicon / hi3670-hikey970.dts
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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * dts file for Hisilicon HiKey970 Development Board
4 *
5 * Copyright (C) 2016, Hisilicon Ltd.
6 * Copyright (C) 2018, Linaro Ltd.
7 *
8 */
9
10/dts-v1/;
17611010 11#include <dt-bindings/gpio/gpio.h>
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12
13#include "hi3670.dtsi"
e1881302 14#include "hikey970-pinctrl.dtsi"
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15
16/ {
17 model = "HiKey970";
18 compatible = "hisilicon,hi3670-hikey970", "hisilicon,hi3670";
19
20 aliases {
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21 mshc1 = &dwmmc1;
22 mshc2 = &dwmmc2;
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23 serial0 = &uart0;
24 serial1 = &uart1;
25 serial2 = &uart2;
26 serial3 = &uart3;
27 serial4 = &uart4;
28 serial5 = &uart5;
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29 serial6 = &uart6; /* console UART */
30 };
31
32 chosen {
33 stdout-path = "serial6:115200n8";
34 };
35
36 memory@0 {
37 device_type = "memory";
38 /* expect bootloader to fill in this region */
39 reg = <0x0 0x0 0x0 0x0>;
40 };
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41
42 sd_1v8: regulator-1v8 {
43 compatible = "regulator-fixed";
44 regulator-name = "fixed-1.8V";
45 regulator-min-microvolt = <1800000>;
46 regulator-max-microvolt = <1800000>;
47 regulator-always-on;
48 };
49
50 sd_3v3: regulator-3v3 {
51 compatible = "regulator-fixed";
52 regulator-name = "fixed-3.3V";
53 regulator-min-microvolt = <3300000>;
54 regulator-max-microvolt = <3300000>;
55 regulator-boot-on;
56 regulator-always-on;
57 };
58
59 wlan_en: wlan-en-1-8v {
60 compatible = "regulator-fixed";
61 regulator-name = "wlan-en-regulator";
62 regulator-min-microvolt = <1800000>;
63 regulator-max-microvolt = <1800000>;
64
65 /* GPIO_051_WIFI_EN */
66 gpio = <&gpio6 3 0>;
67
68 /* WLAN card specific delay */
69 startup-delay-us = <70000>;
70 enable-active-high;
71 };
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72};
73
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74/*
75 * Legend: proper name = the GPIO line is used as GPIO
76 * NC = not connected (pin out but not routed from the chip to
77 * anything the board)
78 * "[PER]" = pin is muxed for [peripheral] (not GPIO)
79 * "" = no idea, schematic doesn't say, could be
80 * unrouted (not connected to any external pin)
81 * LSEC = Low Speed External Connector
82 * HSEC = High Speed External Connector
83 *
84 * Line names are taken from "hikey970-schematics.pdf" from HiSilicon.
85 *
86 * For the lines routed to the external connectors the
87 * lines are named after the 96Boards CE Specification 1.0,
88 * Appendix "Expansion Connector Signal Description".
89 *
90 * When the 96Board naming of a line and the schematic name of
91 * the same line are in conflict, the 96Board specification
92 * takes precedence, which means that the external UART on the
93 * LSEC is named UART0 while the schematic and SoC names this
94 * UART2. This is only for the informational lines i.e. "[FOO]",
95 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
96 * ones actually used for GPIO.
97 */
98&gpio0 {
99 /* GPIO_000-GPIO_007 */
100 gpio-line-names =
101 "",
102 "TP901", /* TEST_MODE connected to TP901 */
103 "",
104 "GPIO_003_USB_HUB_RESET_N",
105 "NC",
106 "[AP_GPS_REF_CLK]",
107 "[I2C3_SCL]",
108 "[I2C3_SDA]";
109};
110
111&gpio1 {
112 /* GPIO_008-GPIO_015 */
113 gpio-line-names =
114 "[UART0_CTS]", /* LSEC pin 3: GPIO_008_UART2_CTS_N */
115 "[UART0_RTS]", /* LSEC pin 9: GPIO_009_UART2_RTS_N */
116 "[UART0_TXD]", /* LSEC pin 5: GPIO_010_UART2_TXD */
117 "[UART0_RXD]", /* LSEC pin 7: GPIO_011_UART2_RXD */
118 "[USER_LED5]",
119 "GPIO-I", /* LSEC pin 31: GPIO_013_CAM0_RST_N */
120 "[USER_LED3]",
121 "[USER_LED4]";
122};
123
124&gpio2 {
125 /* GPIO_016-GPIO_023 */
126 gpio-line-names =
127 "GPIO-G", /* LSEC pin 29: GPIO_016_LCD_TE0 */
128 "[CSI0_MCLK]", /* HSEC pin 15: ISP_CCLK0_MCAM */
129 "[CSI1_MCLK]", /* HSEC pin 17: ISP_CCLK1_SCAM */
130 "GPIO_019_BT_ACTIVE",
131 "[I2C2_SCL]", /* HSEC pin 32: ISP_SCL0 */
132 "[I2C2_SDA]", /* HSEC pin 34: ISP_SDA0 */
133 "[I2C3_SCL]", /* HSEC pin 36: ISP_SCL1 */
134 "[I2C3_SDA]"; /* HSEC pin 38: ISP_SDA1 */
135};
136
137&gpio3 {
138 /* GPIO_024-GPIO_031 */
139 gpio-line-names =
140 "GPIO_024_WIFI_ACTIVE",
141 "GPIO_025_PERST_M.2",
142 "[I2C4_SCL]",
143 "[I2C4_SDA]",
144 "NC",
145 "GPIO-H", /* LSEC pin 30: GPIO_029_LCD_RST_N */
146 "[USER_LED1]",
147 "GPIO-L"; /* LSEC pin 34: GPIO_031 */
148};
149
150&gpio4 {
151 /* GPIO_032-GPIO_039 */
152 gpio-line-names =
153 "GPIO-K", /* LSEC pin 33: GPIO_032_CAM1_RST_N */
154 "GPIO_033_PMU1_EN",
155 "GPIO_034_USBSW_SEL",
156 /*
157 * These two pins should be used for SD(IO) data according
158 * to the 96boards specification but seems to be repurposed
159 * for UART 0. They are however named according to the spec.
160 */
161 "[SD_DAT1]", /* HSEC pin 3: GPIO_035_UART0_RXD */
162 "[SD_DAT2]", /* HSEC pin 5: GPIO_036_UART0_TXD */
163 "[UART1_RXD]", /* LSEC pin 13: DEBUG_UART6_RXD */
164 "[UART1_TXD]", /* LSEC pin 11: DEBUG_UART6_TXD */
165 "[SOC_GPS_UART3_CTS_N]"; /* TP2304 */
166};
167
168&gpio5 {
169 /* GPIO_040-GPIO_047 */
170 gpio-line-names =
171 "[SOC_GPS_UART3_RTS_N]", /* TP2302 */
172 "[SOC_GPS_UART3_RXD]", /* TP2303 */
173 "[SOC_GPS_UART3_TXD]", /* TP2305 */
174 "[SOC_BT_UART4_CTS_N]",
175 "[SOC_BT_UART4_RTS_N]",
176 "[SOC_BT_UART4_RXD]",
177 "[SOC_BT_UART4_TXD]",
178 "NC";
179};
180
181&gpio6 {
182 /* GPIO_048-GPIO_055 */
183 gpio-line-names =
184 "NC",
185 "GPIO_049_USER_LED6",
186 "GPIO_050_CAN_RST",
187 "GPIO_051_WIFI_EN",
188 "GPIO-D", /* LSEC pin 26 */
189 "GPIO-J", /* LSEC pin 32 */
190 "GPIO_054_BT_EN",
191 "[GPIO_055_SEL]";
192};
193
194&gpio7 {
195 /* GPIO_056-GPIO_063 */
196 gpio-line-names =
197 "[PCIE_PERST_L]", "NC", "NC", "NC", "NC", "NC", "NC", "NC";
198};
199
200&gpio8 {
201 /* GPIO_064-GPIO_071 */
202 gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC";
203};
204
205&gpio9 {
206 /* GPIO_072-GPIO_079 */
207 gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC";
208};
209
210&gpio10 {
211 /* GPIO_080-GPIO_087 */
212 gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC";
213};
214
215&gpio11 {
216 /* GPIO_088-GPIO_095 */
217 gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC";
218};
219
220&gpio12 {
221 /* GPIO_096-GPIO_103 */
222 gpio-line-names = "NC", "", "", "", "", "", "", "";
223};
224
225&gpio13 {
226 /* GPIO_104-GPIO_111 */
227 gpio-line-names = "", "", "", "", "", "", "", "";
228};
229
230&gpio14 {
231 /* GPIO_112-GPIO_119 */
232 gpio-line-names = "", "", "", "", "", "", "", "";
233};
234
235&gpio15 {
236 /* GPIO_120-GPIO_127 */
237 gpio-line-names = "", "", "", "", "", "", "", "";
238};
239
240&gpio16 {
241 /* GPIO_128-GPIO_135 */
242 gpio-line-names =
243 "[WL_SDIO_CLK]",
244 "[WL_SDIO_CMD]",
245 "[WL_SDIO_DATA0]",
246 "[WL_SDIO_DATA1]",
247 "[WL_SDIO_DATA2]",
248 "[WL_SDIO_DATA3]",
249 "[ETH_ISOLATE]",
250 "NC";
251};
252
253&gpio17 {
254 /* GPIO_136-GPIO_143 */
255 gpio-line-names =
256 "[MINI1CLK_EN]", "NC", "", "", "", "", "", "";
257};
258
259&gpio18 {
260 /* GPIO_144-GPIO_151 */
261 gpio-line-names =
262 "[SPI1_SCLK]", /* HSEC pin 9: GPIO_144_SPI3_CLK */
263 "[SPI1_DIN]", /* HSEC pin 11: GPIO_145_SPI3_DI */
264 "[SPI1_DOUT]", /* HSEC pin 1: GPIO_146_SPI3_DO */
265 "[SPI1_CS]", /* HSEC pin 7: GPIO_147_SPI3_CS0_N */
266 "[POWER_INT_N]",
267 "[CDMA_GPS_SYNC]",
268 "GPIO_150_PEX_INTA",
269 "GPIO_151_CAN_INT";
270};
271
272&gpio19 {
273 /* GPIO_152-GPIO_159 */
274 gpio-line-names = "", "", "", "", "", "", "", "";
275};
276
277&gpio20 {
278 /* GPIO_160-GPIO_167 */
279 gpio-line-names =
280 "[SD_CLK]",
281 "[SD_CMD]",
282 "[SD_DATA0]",
283 "[SD_DATA1]",
284 "[SD_DATA2]",
285 "[SD_DATA3]",
286 "GPIO_166_ETHCLK_EN",
287 "GPIO_167_USER_LED2";
288};
289
290&gpio21 {
291 /* GPIO_168-GPIO_175 */
292 gpio-line-names =
293 "GPIO_168_GPS_EN",
294 "GPIO-C", /* LSEC pin 25: GPIO_169_USIM1_CLK */
295 "GPIO-E", /* LSEC pin 27: GPIO_170_USIM1_RST */
296 "GPIO-B", /* LSEC pin 24: GPIO_171_USIM1_DATA */
297 "", "", "", "", "";
298};
299
300&gpio22 {
301 /* GPIO_176-GPIO_183 */
302 gpio-line-names =
303 "[PMU_PWR_HOLD]",
304 "GPIO_177_WL_WAKEUP_AP",
305 "[JTAG_TCK]",
306 "[JTAG_TMS]",
307 "[JTAG_TDI]",
308 "[JTAG_TMS]",
309 "GPIO_182_FATAL_ERR",
310 "NC";
311};
312
313&gpio23 {
314 /* GPIO_184-GPIO_191 */
315 gpio-line-names =
316 "GPIO_184_JTAG_SEL",
317 "GPIO-F", /* LSEC pin 28: GPIO_185_LCD_BL_PWM */
318 "[I2C0_SCL]", /* LSEC pin 15: GPIO_186_I2C0_SCL */
319 "[I2C0_SDA]", /* LSEC pin 17: GPIO_187_I2C0_SDA */
320 "[GPIO_188_I2C1_SCL]", /* Actual SoC I2C1_SCL */
321 "[GPIO_189_I2C1_SDA]", /* Actual SoC I2C1_SDA */
322 "[I2C1_SCL]", /* LSEC pin 19: GPIO_190_I2C2_SCL */
323 "[I2C2_SDA]"; /* LSEC pin 21: GPIO_191_I2C2_SDA */
324};
325
326&gpio24 {
327 /* GPIO_192-GPIO_199 */
328 gpio-line-names =
329 "[SD_LED]",
330 "NC",
331 "[PCM_DI]", /* LSEC pin 22: GPIO_194_I2S0_DI */
332 "[PCM_DO]", /* LSEC pin 20: GPIO_195_I2S0_DO */
333 "[PCM_CLK]", /* LSEC pin 18: GPIO_196_I2S0_XCLK */
334 "[PCM_FS]", /* LSEC pin 16: GPIO_197_I2S0_XFS */
335 "",
336 "[I2S2_DO]";
337};
338
339&gpio25 {
340 /* GPIO_200-GPIO_207 */
341 gpio-line-names =
342 "[I2S2_XCLK]",
343 "[I2S2_XFS]",
344 "GPIO_202_PERST_ETH",
345 "GPIO_203_PWRON_DET",
346 "GPIO_204_PMU1_IRQ_N",
347 "GPIO_205_SD_DET",
348 "GPIO_206_GPS_MOTION_INT",
349 "GPIO_207_HDMI_SEL";
350};
351
352&gpio26 {
353 /* GPIO_208-GPIO_215 */
354 gpio-line-names =
355 "GPIO-A", /* LSEC pin 23: GPIO_208_WAKEUP_SOC */
356 "GPIO_209_VBUS_TYPEC",
357 "NC",
358 "NC",
359 "NC",
360 "[SPI0_SCLK]", /* LSEC pin 8: GPIO_213_SPI2_CLK */
361 "[SPI0_DIN]", /* LSEC pin 10: GPIO_214_SPI2_DI */
362 "[SPI0_DOUT]"; /* LSEC pin 14: GPIO_215_SPI2_DO */
363};
364
365&gpio27 {
366 /* GPIO_216-GPIO_223 */
367 gpio-line-names =
368 "[SPI0_CS]", /* LSEC pin 12: GPIO_216_SPI2_CS0_N */
369 "GPIO_217_HDMI_PD",
370 "GPIO_218_GPS_WAKEUP_AP",
371 "GPIO_219_M.2CLK_EN",
372 "GPIO_220_PERST_MINI",
373 "GPIO_221_CC_INT",
374 "[PCIE_CLKREQ_L]",
375 "NC";
376};
377
378&gpio28 {
379 /* GPIO_224-GPIO_231 */
380 gpio-line-names =
381 "[PMU0_INT]",
382 "[SPMI_DATA]",
383 "[SPMI_CLK]",
384 "[CAN_SPI_CLK]",
385 "[CAN_SPI_DI]",
386 "[CAN_SPI_DO]",
387 "[CAN_SPI_CS]",
388 "GPIO_231_HDMI_INT";
389};
390
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391&dwmmc1 {
392 bus-width = <0x4>;
393 sd-uhs-sdr12;
394 sd-uhs-sdr25;
395 sd-uhs-sdr50;
396 sd-uhs-sdr104;
397 cap-sd-highspeed;
398 disable-wp;
399 cd-inverted;
400 cd-gpios = <&gpio25 5 GPIO_ACTIVE_HIGH>;
401 pinctrl-names = "default";
402 pinctrl-0 = <&sd_pmx_func
403 &sd_clk_cfg_func
404 &sd_cfg_func>;
405 vmmc-supply = <&sd_3v3>;
406 vqmmc-supply = <&sd_1v8>;
407 status = "okay";
408};
409
410&dwmmc2 { /* WIFI */
411 bus-width = <0x4>;
412 non-removable;
413 broken-cd;
414 cap-power-off-card;
415 pinctrl-names = "default";
416 pinctrl-0 = <&sdio_pmx_func
417 &sdio_clk_cfg_func
418 &sdio_cfg_func>;
419 /* WL_EN */
420 vmmc-supply = <&wlan_en>;
421 status = "ok";
422
423 wlcore: wlcore@2 {
424 compatible = "ti,wl1837";
425 reg = <2>; /* sdio func num */
426 /* WL_IRQ, GPIO_177_WL_WAKEUP_AP */
427 interrupt-parent = <&gpio22>;
428 interrupts = <1 IRQ_TYPE_EDGE_RISING>;
429 };
430};
431
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432&uart0 {
433 /* On High speed expansion header */
434 label = "HS-UART0";
435 status = "okay";
436};
437
438&uart2 {
439 /* On Low speed expansion header */
440 label = "LS-UART0";
441 status = "okay";
442};
443
5510ee99 444&uart6 {
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445 /* On Low speed expansion header */
446 label = "LS-UART1";
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447 status = "okay";
448};