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54a92e1a LV |
1 | /* |
2 | * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License version 2 as | |
6 | * published by the Free Software Foundation. | |
7 | */ | |
8 | ||
9 | /dts-v1/; | |
10 | ||
11 | #include "am4372.dtsi" | |
12 | #include <dt-bindings/pinctrl/am43xx.h> | |
13 | #include <dt-bindings/pwm/pwm.h> | |
14 | #include <dt-bindings/gpio/gpio.h> | |
15 | #include <dt-bindings/input/input.h> | |
16 | ||
17 | / { | |
18 | model = "TI AM437x Industrial Development Kit"; | |
19 | compatible = "ti,am437x-idk-evm","ti,am4372","ti,am43"; | |
20 | ||
21 | chosen { | |
22 | stdout-path = &uart0; | |
23 | tick-timer = &timer2; | |
24 | }; | |
25 | ||
26 | v24_0d: fixed-regulator-v24_0d { | |
27 | compatible = "regulator-fixed"; | |
28 | regulator-name = "V24_0D"; | |
29 | regulator-min-microvolt = <24000000>; | |
30 | regulator-max-microvolt = <24000000>; | |
31 | regulator-always-on; | |
32 | regulator-boot-on; | |
33 | }; | |
34 | ||
35 | v3_3d: fixed-regulator-v3_3d { | |
36 | compatible = "regulator-fixed"; | |
37 | regulator-name = "V3_3D"; | |
38 | regulator-min-microvolt = <3300000>; | |
39 | regulator-max-microvolt = <3300000>; | |
40 | regulator-always-on; | |
41 | regulator-boot-on; | |
42 | vin-supply = <&v24_0d>; | |
43 | }; | |
44 | ||
45 | vdd_corereg: fixed-regulator-vdd_corereg { | |
46 | compatible = "regulator-fixed"; | |
47 | regulator-name = "VDD_COREREG"; | |
48 | regulator-min-microvolt = <1100000>; | |
49 | regulator-max-microvolt = <1100000>; | |
50 | regulator-always-on; | |
51 | regulator-boot-on; | |
52 | vin-supply = <&v24_0d>; | |
53 | }; | |
54 | ||
55 | vdd_core: fixed-regulator-vdd_core { | |
56 | compatible = "regulator-fixed"; | |
57 | regulator-name = "VDD_CORE"; | |
58 | regulator-min-microvolt = <1100000>; | |
59 | regulator-max-microvolt = <1100000>; | |
60 | regulator-always-on; | |
61 | regulator-boot-on; | |
62 | vin-supply = <&vdd_corereg>; | |
63 | }; | |
64 | ||
65 | v1_8dreg: fixed-regulator-v1_8dreg{ | |
66 | compatible = "regulator-fixed"; | |
67 | regulator-name = "V1_8DREG"; | |
68 | regulator-min-microvolt = <1800000>; | |
69 | regulator-max-microvolt = <1800000>; | |
70 | regulator-always-on; | |
71 | regulator-boot-on; | |
72 | vin-supply = <&v24_0d>; | |
73 | }; | |
74 | ||
75 | v1_8d: fixed-regulator-v1_8d{ | |
76 | compatible = "regulator-fixed"; | |
77 | regulator-name = "V1_8D"; | |
78 | regulator-min-microvolt = <1800000>; | |
79 | regulator-max-microvolt = <1800000>; | |
80 | regulator-always-on; | |
81 | regulator-boot-on; | |
82 | vin-supply = <&v1_8dreg>; | |
83 | }; | |
84 | ||
85 | v1_5dreg: fixed-regulator-v1_5dreg{ | |
86 | compatible = "regulator-fixed"; | |
87 | regulator-name = "V1_5DREG"; | |
88 | regulator-min-microvolt = <1500000>; | |
89 | regulator-max-microvolt = <1500000>; | |
90 | regulator-always-on; | |
91 | regulator-boot-on; | |
92 | vin-supply = <&v24_0d>; | |
93 | }; | |
94 | ||
95 | v1_5d: fixed-regulator-v1_5d{ | |
96 | compatible = "regulator-fixed"; | |
97 | regulator-name = "V1_5D"; | |
98 | regulator-min-microvolt = <1500000>; | |
99 | regulator-max-microvolt = <1500000>; | |
100 | regulator-always-on; | |
101 | regulator-boot-on; | |
102 | vin-supply = <&v1_5dreg>; | |
103 | }; | |
104 | ||
105 | gpio_keys: gpio_keys { | |
106 | compatible = "gpio-keys"; | |
107 | pinctrl-names = "default"; | |
108 | pinctrl-0 = <&gpio_keys_pins_default>; | |
109 | #address-cells = <1>; | |
110 | #size-cells = <0>; | |
111 | ||
112 | switch@0 { | |
113 | label = "power-button"; | |
114 | linux,code = <KEY_POWER>; | |
115 | gpios = <&gpio4 2 GPIO_ACTIVE_LOW>; | |
116 | }; | |
117 | }; | |
118 | ||
119 | /* fixed 32k external oscillator clock */ | |
120 | clk_32k_rtc: clk_32k_rtc { | |
121 | #clock-cells = <0>; | |
122 | compatible = "fixed-clock"; | |
123 | clock-frequency = <32768>; | |
124 | }; | |
125 | }; | |
126 | ||
127 | &am43xx_pinmux { | |
128 | gpio_keys_pins_default: gpio_keys_pins_default { | |
129 | pinctrl-single,pins = < | |
130 | AM4372_IOPAD(0x9b8, PIN_INPUT | MUX_MODE7) /* cam0_field.gpio4_2 */ | |
131 | >; | |
132 | }; | |
133 | ||
134 | i2c0_pins_default: i2c0_pins_default { | |
135 | pinctrl-single,pins = < | |
136 | AM4372_IOPAD(0x988, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */ | |
137 | AM4372_IOPAD(0x98c, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_scl.i2c0_scl */ | |
138 | >; | |
139 | }; | |
140 | ||
141 | i2c0_pins_sleep: i2c0_pins_sleep { | |
142 | pinctrl-single,pins = < | |
143 | AM4372_IOPAD(0x988, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
144 | AM4372_IOPAD(0x98c, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
145 | >; | |
146 | }; | |
147 | ||
148 | i2c2_pins_default: i2c2_pins_default { | |
149 | pinctrl-single,pins = < | |
150 | AM4372_IOPAD(0x9e8, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data1.i2c2_scl */ | |
151 | AM4372_IOPAD(0x9ec, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data0.i2c2_sda */ | |
152 | >; | |
153 | }; | |
154 | ||
155 | i2c2_pins_sleep: i2c2_pins_sleep { | |
156 | pinctrl-single,pins = < | |
157 | AM4372_IOPAD(0x9e8, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
158 | AM4372_IOPAD(0x9ec, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
159 | >; | |
160 | }; | |
161 | ||
162 | mmc1_pins_default: pinmux_mmc1_pins_default { | |
163 | pinctrl-single,pins = < | |
164 | AM4372_IOPAD(0x900, PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */ | |
165 | AM4372_IOPAD(0x904, PIN_INPUT | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */ | |
166 | AM4372_IOPAD(0x9f0, PIN_INPUT | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */ | |
167 | AM4372_IOPAD(0x9f4, PIN_INPUT | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */ | |
168 | AM4372_IOPAD(0x9f8, PIN_INPUT | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */ | |
169 | AM4372_IOPAD(0x9fc, PIN_INPUT | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */ | |
170 | AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */ | |
171 | >; | |
172 | }; | |
173 | ||
174 | mmc1_pins_sleep: pinmux_mmc1_pins_sleep { | |
175 | pinctrl-single,pins = < | |
176 | AM4372_IOPAD(0x900, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
177 | AM4372_IOPAD(0x904, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
178 | AM4372_IOPAD(0x9f0, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
179 | AM4372_IOPAD(0x9f4, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
180 | AM4372_IOPAD(0x9f8, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
181 | AM4372_IOPAD(0x9fc, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
182 | AM4372_IOPAD(0x960, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
183 | >; | |
184 | }; | |
185 | ||
186 | ecap0_pins_default: backlight_pins_default { | |
187 | pinctrl-single,pins = < | |
188 | AM4372_IOPAD(0x964, PIN_OUTPUT | MUX_MODE0) /* ecap0_in_pwm0_out.ecap0_in_pwm0_out */ | |
189 | >; | |
190 | }; | |
191 | ||
192 | cpsw_default: cpsw_default { | |
193 | pinctrl-single,pins = < | |
194 | AM4372_IOPAD(0x92c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txclk.rgmii1_tclk */ | |
195 | AM4372_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txen.rgmii1_tctl */ | |
196 | AM4372_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td0 */ | |
197 | AM4372_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td1 */ | |
198 | AM4372_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td2 */ | |
199 | AM4372_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td3 */ | |
200 | AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxclk.rmii1_rclk */ | |
201 | AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */ | |
202 | AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rd0 */ | |
203 | AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rd1 */ | |
204 | AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rd2 */ | |
205 | AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rd3 */ | |
206 | >; | |
207 | }; | |
208 | ||
209 | cpsw_sleep: cpsw_sleep { | |
210 | pinctrl-single,pins = < | |
211 | AM4372_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
212 | AM4372_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
213 | AM4372_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
214 | AM4372_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
215 | AM4372_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
216 | AM4372_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
217 | AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
218 | AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
219 | AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
220 | AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
221 | AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
222 | AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
223 | >; | |
224 | }; | |
225 | ||
226 | davinci_mdio_default: davinci_mdio_default { | |
227 | pinctrl-single,pins = < | |
228 | /* MDIO */ | |
229 | AM4372_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ | |
230 | AM4372_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */ | |
231 | >; | |
232 | }; | |
233 | ||
234 | davinci_mdio_sleep: davinci_mdio_sleep { | |
235 | pinctrl-single,pins = < | |
236 | /* MDIO reset value */ | |
237 | AM4372_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
238 | AM4372_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
239 | >; | |
240 | }; | |
241 | ||
242 | qspi_pins_default: qspi_pins_default { | |
243 | pinctrl-single,pins = < | |
244 | AM4372_IOPAD(0x87c, PIN_OUTPUT_PULLUP | MUX_MODE3) /* gpmc_csn0.qspi_csn */ | |
245 | AM4372_IOPAD(0x888, PIN_OUTPUT | MUX_MODE2) /* gpmc_csn3.qspi_clk */ | |
246 | AM4372_IOPAD(0x890, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_advn_ale.qspi_d0 */ | |
247 | AM4372_IOPAD(0x894, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_oen_ren.qspi_d1 */ | |
248 | AM4372_IOPAD(0x898, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_wen.qspi_d2 */ | |
249 | AM4372_IOPAD(0x89c, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_be0n_cle.qspi_d3 */ | |
250 | >; | |
251 | }; | |
252 | ||
253 | qspi_pins_sleep: qspi_pins_sleep{ | |
254 | pinctrl-single,pins = < | |
255 | AM4372_IOPAD(0x87c, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
256 | AM4372_IOPAD(0x888, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
257 | AM4372_IOPAD(0x890, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
258 | AM4372_IOPAD(0x894, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
259 | AM4372_IOPAD(0x898, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
260 | AM4372_IOPAD(0x89c, PIN_INPUT_PULLDOWN | MUX_MODE7) | |
261 | >; | |
262 | }; | |
263 | }; | |
264 | ||
265 | &i2c0 { | |
266 | status = "okay"; | |
267 | pinctrl-names = "default", "sleep"; | |
268 | pinctrl-0 = <&i2c0_pins_default>; | |
269 | pinctrl-1 = <&i2c0_pins_sleep>; | |
270 | clock-frequency = <400000>; | |
271 | ||
272 | at24@50 { | |
273 | compatible = "at24,24c256"; | |
274 | pagesize = <64>; | |
275 | reg = <0x50>; | |
276 | }; | |
277 | ||
278 | tps: tps62362@60 { | |
279 | compatible = "ti,tps62362"; | |
280 | reg = <0x60>; | |
281 | regulator-name = "VDD_MPU"; | |
282 | regulator-min-microvolt = <950000>; | |
283 | regulator-max-microvolt = <1330000>; | |
284 | regulator-boot-on; | |
285 | regulator-always-on; | |
286 | ti,vsel0-state-high; | |
287 | ti,vsel1-state-high; | |
288 | vin-supply = <&v3_3d>; | |
289 | }; | |
290 | }; | |
291 | ||
292 | &i2c2 { | |
293 | status = "okay"; | |
294 | pinctrl-names = "default", "sleep"; | |
295 | pinctrl-0 = <&i2c2_pins_default>; | |
296 | pinctrl-1 = <&i2c2_pins_sleep>; | |
297 | clock-frequency = <100000>; | |
298 | }; | |
299 | ||
300 | &epwmss0 { | |
301 | status = "okay"; | |
302 | }; | |
303 | ||
304 | &ecap0 { | |
305 | status = "okay"; | |
306 | pinctrl-names = "default"; | |
307 | pinctrl-0 = <&ecap0_pins_default>; | |
308 | }; | |
309 | ||
310 | &gpio0 { | |
311 | status = "okay"; | |
312 | }; | |
313 | ||
314 | &gpio1 { | |
315 | status = "okay"; | |
316 | }; | |
317 | ||
318 | &gpio4 { | |
319 | status = "okay"; | |
320 | }; | |
321 | ||
322 | &gpio5 { | |
323 | status = "okay"; | |
324 | }; | |
325 | ||
326 | &mmc1 { | |
327 | status = "okay"; | |
328 | pinctrl-names = "default", "sleep"; | |
329 | pinctrl-0 = <&mmc1_pins_default>; | |
330 | pinctrl-1 = <&mmc1_pins_sleep>; | |
331 | vmmc-supply = <&v3_3d>; | |
332 | bus-width = <4>; | |
333 | cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; | |
334 | }; | |
335 | ||
336 | &qspi { | |
337 | status = "okay"; | |
338 | pinctrl-names = "default", "sleep"; | |
339 | pinctrl-0 = <&qspi_pins_default>; | |
340 | pinctrl-1 = <&qspi_pins_sleep>; | |
341 | ||
342 | spi-max-frequency = <48000000>; | |
343 | m25p80@0 { | |
f06e1588 | 344 | compatible = "mx66l51235l", "spi-flash"; |
54a92e1a LV |
345 | spi-max-frequency = <48000000>; |
346 | reg = <0>; | |
347 | spi-cpol; | |
348 | spi-cpha; | |
349 | spi-tx-bus-width = <1>; | |
350 | spi-rx-bus-width = <4>; | |
351 | #address-cells = <1>; | |
352 | #size-cells = <1>; | |
353 | ||
354 | /* | |
355 | * MTD partition table. The ROM checks the first 512KiB for a | |
356 | * valid file to boot(XIP). | |
357 | */ | |
358 | partition@0 { | |
359 | label = "QSPI.U_BOOT"; | |
360 | reg = <0x00000000 0x000080000>; | |
361 | }; | |
362 | partition@1 { | |
363 | label = "QSPI.U_BOOT.backup"; | |
364 | reg = <0x00080000 0x00080000>; | |
365 | }; | |
366 | partition@2 { | |
367 | label = "QSPI.U-BOOT-SPL_OS"; | |
368 | reg = <0x00100000 0x00010000>; | |
369 | }; | |
370 | partition@3 { | |
371 | label = "QSPI.U_BOOT_ENV"; | |
372 | reg = <0x00110000 0x00010000>; | |
373 | }; | |
374 | partition@4 { | |
375 | label = "QSPI.U-BOOT-ENV.backup"; | |
376 | reg = <0x00120000 0x00010000>; | |
377 | }; | |
378 | partition@5 { | |
379 | label = "QSPI.KERNEL"; | |
380 | reg = <0x00130000 0x0800000>; | |
381 | }; | |
382 | partition@6 { | |
383 | label = "QSPI.FILESYSTEM"; | |
384 | reg = <0x00930000 0x36D0000>; | |
385 | }; | |
386 | }; | |
387 | }; | |
388 | ||
389 | &mac { | |
390 | pinctrl-names = "default", "sleep"; | |
391 | pinctrl-0 = <&cpsw_default>; | |
392 | pinctrl-1 = <&cpsw_sleep>; | |
393 | status = "okay"; | |
394 | }; | |
395 | ||
396 | &davinci_mdio { | |
397 | pinctrl-names = "default", "sleep"; | |
398 | pinctrl-0 = <&davinci_mdio_default>; | |
399 | pinctrl-1 = <&davinci_mdio_sleep>; | |
400 | status = "okay"; | |
401 | }; | |
402 | ||
403 | &cpsw_emac0 { | |
404 | phy_id = <&davinci_mdio>, <0>; | |
405 | phy-mode = "rgmii"; | |
406 | }; | |
407 | ||
408 | &rtc { | |
409 | clocks = <&clk_32k_rtc>, <&clk_32768_ck>; | |
410 | clock-names = "ext-clk", "int-clk"; | |
411 | status = "okay"; | |
412 | }; | |
413 | ||
414 | &wdt { | |
415 | status = "okay"; | |
416 | }; | |
417 | ||
418 | &cpu { | |
419 | cpu0-supply = <&tps>; | |
420 | }; |