Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
[sfrench/cifs-2.6.git] / arch / arm / boot / dts / am437x-idk-evm.dts
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         };
24
25         v24_0d: fixed-regulator-v24_0d {
26                 compatible = "regulator-fixed";
27                 regulator-name = "V24_0D";
28                 regulator-min-microvolt = <24000000>;
29                 regulator-max-microvolt = <24000000>;
30                 regulator-always-on;
31                 regulator-boot-on;
32         };
33
34         v3_3d: fixed-regulator-v3_3d {
35                 compatible = "regulator-fixed";
36                 regulator-name = "V3_3D";
37                 regulator-min-microvolt = <3300000>;
38                 regulator-max-microvolt = <3300000>;
39                 regulator-always-on;
40                 regulator-boot-on;
41                 vin-supply = <&v24_0d>;
42         };
43
44         vdd_corereg: fixed-regulator-vdd_corereg {
45                 compatible = "regulator-fixed";
46                 regulator-name = "VDD_COREREG";
47                 regulator-min-microvolt = <1100000>;
48                 regulator-max-microvolt = <1100000>;
49                 regulator-always-on;
50                 regulator-boot-on;
51                 vin-supply = <&v24_0d>;
52         };
53
54         vdd_core: fixed-regulator-vdd_core {
55                 compatible = "regulator-fixed";
56                 regulator-name = "VDD_CORE";
57                 regulator-min-microvolt = <1100000>;
58                 regulator-max-microvolt = <1100000>;
59                 regulator-always-on;
60                 regulator-boot-on;
61                 vin-supply = <&vdd_corereg>;
62         };
63
64         v1_8dreg: fixed-regulator-v1_8dreg{
65                 compatible = "regulator-fixed";
66                 regulator-name = "V1_8DREG";
67                 regulator-min-microvolt = <1800000>;
68                 regulator-max-microvolt = <1800000>;
69                 regulator-always-on;
70                 regulator-boot-on;
71                 vin-supply = <&v24_0d>;
72         };
73
74         v1_8d: fixed-regulator-v1_8d{
75                 compatible = "regulator-fixed";
76                 regulator-name = "V1_8D";
77                 regulator-min-microvolt = <1800000>;
78                 regulator-max-microvolt = <1800000>;
79                 regulator-always-on;
80                 regulator-boot-on;
81                 vin-supply = <&v1_8dreg>;
82         };
83
84         v1_5dreg: fixed-regulator-v1_5dreg{
85                 compatible = "regulator-fixed";
86                 regulator-name = "V1_5DREG";
87                 regulator-min-microvolt = <1500000>;
88                 regulator-max-microvolt = <1500000>;
89                 regulator-always-on;
90                 regulator-boot-on;
91                 vin-supply = <&v24_0d>;
92         };
93
94         v1_5d: fixed-regulator-v1_5d{
95                 compatible = "regulator-fixed";
96                 regulator-name = "V1_5D";
97                 regulator-min-microvolt = <1500000>;
98                 regulator-max-microvolt = <1500000>;
99                 regulator-always-on;
100                 regulator-boot-on;
101                 vin-supply = <&v1_5dreg>;
102         };
103
104         gpio_keys: gpio_keys {
105                 compatible = "gpio-keys";
106                 pinctrl-names = "default";
107                 pinctrl-0 = <&gpio_keys_pins_default>;
108                 #address-cells = <1>;
109                 #size-cells = <0>;
110
111                 switch0 {
112                         label = "power-button";
113                         linux,code = <KEY_POWER>;
114                         gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;
115                 };
116         };
117
118         /* fixed 32k external oscillator clock */
119         clk_32k_rtc: clk_32k_rtc {
120                 #clock-cells = <0>;
121                 compatible = "fixed-clock";
122                 clock-frequency = <32768>;
123         };
124
125         leds-iio {
126                 status = "disabled";
127                 compatible = "gpio-leds";
128                 led-out0 {
129                         label = "out0";
130                         gpios = <&tpic2810 0 GPIO_ACTIVE_HIGH>;
131                         default-state = "off";
132                 };
133
134                 led-out1 {
135                         label = "out1";
136                         gpios = <&tpic2810 1 GPIO_ACTIVE_HIGH>;
137                         default-state = "off";
138                 };
139
140                 led-out2 {
141                         label = "out2";
142                         gpios = <&tpic2810 2 GPIO_ACTIVE_HIGH>;
143                         default-state = "off";
144                 };
145
146                 led-out3 {
147                         label = "out3";
148                         gpios = <&tpic2810 3 GPIO_ACTIVE_HIGH>;
149                         default-state = "off";
150                 };
151
152                 led-out4 {
153                         label = "out4";
154                         gpios = <&tpic2810 4 GPIO_ACTIVE_HIGH>;
155                         default-state = "off";
156                 };
157
158                 led-out5 {
159                         label = "out5";
160                         gpios = <&tpic2810 5 GPIO_ACTIVE_HIGH>;
161                         default-state = "off";
162                 };
163
164                 led-out6 {
165                         label = "out6";
166                         gpios = <&tpic2810 6 GPIO_ACTIVE_HIGH>;
167                         default-state = "off";
168                 };
169
170                 led-out7 {
171                         label = "out7";
172                         gpios = <&tpic2810 7 GPIO_ACTIVE_HIGH>;
173                         default-state = "off";
174                 };
175         };
176 };
177
178 &am43xx_pinmux {
179         gpio_keys_pins_default: gpio_keys_pins_default {
180                 pinctrl-single,pins = <
181                         AM4372_IOPAD(0x9b8, PIN_INPUT | MUX_MODE7)      /* cam0_field.gpio4_2 */
182                 >;
183         };
184
185         i2c0_pins_default: i2c0_pins_default {
186                 pinctrl-single,pins = <
187                         AM4372_IOPAD(0x988, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */
188                         AM4372_IOPAD(0x98c, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_scl.i2c0_scl */
189                 >;
190         };
191
192         i2c0_pins_sleep: i2c0_pins_sleep {
193                 pinctrl-single,pins = <
194                         AM4372_IOPAD(0x988, PIN_INPUT_PULLDOWN | MUX_MODE7)
195                         AM4372_IOPAD(0x98c, PIN_INPUT_PULLDOWN | MUX_MODE7)
196                 >;
197         };
198
199         i2c2_pins_default: i2c2_pins_default {
200                 pinctrl-single,pins = <
201                         AM4372_IOPAD(0x9e8, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data1.i2c2_scl */
202                         AM4372_IOPAD(0x9ec, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data0.i2c2_sda */
203                 >;
204         };
205
206         i2c2_pins_sleep: i2c2_pins_sleep {
207                 pinctrl-single,pins = <
208                         AM4372_IOPAD(0x9e8, PIN_INPUT_PULLDOWN | MUX_MODE7)
209                         AM4372_IOPAD(0x9ec, PIN_INPUT_PULLDOWN | MUX_MODE7)
210                 >;
211         };
212
213         mmc1_pins_default: pinmux_mmc1_pins_default {
214                 pinctrl-single,pins = <
215                         AM4372_IOPAD(0x900, PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */
216                         AM4372_IOPAD(0x904, PIN_INPUT | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
217                         AM4372_IOPAD(0x9f0, PIN_INPUT | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
218                         AM4372_IOPAD(0x9f4, PIN_INPUT | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
219                         AM4372_IOPAD(0x9f8, PIN_INPUT | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
220                         AM4372_IOPAD(0x9fc, PIN_INPUT | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
221                         AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
222                 >;
223         };
224
225         mmc1_pins_sleep: pinmux_mmc1_pins_sleep {
226                 pinctrl-single,pins = <
227                         AM4372_IOPAD(0x900, PIN_INPUT_PULLDOWN | MUX_MODE7)
228                         AM4372_IOPAD(0x904, PIN_INPUT_PULLDOWN | MUX_MODE7)
229                         AM4372_IOPAD(0x9f0, PIN_INPUT_PULLDOWN | MUX_MODE7)
230                         AM4372_IOPAD(0x9f4, PIN_INPUT_PULLDOWN | MUX_MODE7)
231                         AM4372_IOPAD(0x9f8, PIN_INPUT_PULLDOWN | MUX_MODE7)
232                         AM4372_IOPAD(0x9fc, PIN_INPUT_PULLDOWN | MUX_MODE7)
233                         AM4372_IOPAD(0x960, PIN_INPUT_PULLDOWN | MUX_MODE7)
234                 >;
235         };
236
237         spi1_pins_default: spi1_pins_default {
238                 pinctrl-single,pins = <
239                         AM4372_IOPAD(0x908, PIN_INPUT | MUX_MODE2)      /* mii1_col.spi1_sclk */
240                         AM4372_IOPAD(0x910, PIN_INPUT | MUX_MODE2)      /* mii1_rx_er.spi1_d1 */
241                         AM4372_IOPAD(0x944, PIN_OUTPUT | MUX_MODE2)     /* rmii1_ref_clk.spi1_cs0 */
242                         AM4372_IOPAD(0x90c, PIN_OUTPUT | MUX_MODE7)     /* mii1_crs.gpio3_1 */
243                 >;
244         };
245
246         spi1_pins_sleep: spi1_pins_sleep {
247                 pinctrl-single,pins = <
248                         AM4372_IOPAD(0x908, PIN_INPUT_PULLDOWN | MUX_MODE7)
249                         AM4372_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)
250                         AM4372_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE7)
251                         AM4372_IOPAD(0x90c, PIN_INPUT_PULLDOWN | MUX_MODE7)
252                 >;
253         };
254
255         ecap0_pins_default: backlight_pins_default {
256                 pinctrl-single,pins = <
257                         AM4372_IOPAD(0x964, PIN_OUTPUT | MUX_MODE0) /* ecap0_in_pwm0_out.ecap0_in_pwm0_out */
258                 >;
259         };
260
261         cpsw_default: cpsw_default {
262                 pinctrl-single,pins = <
263                         AM4372_IOPAD(0x92c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txclk.rgmii1_tclk */
264                         AM4372_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txen.rgmii1_tctl */
265                         AM4372_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd0.rgmii1_td0 */
266                         AM4372_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd1.rgmii1_td1 */
267                         AM4372_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd0.rgmii1_td2 */
268                         AM4372_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd1.rgmii1_td3 */
269                         AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxclk.rmii1_rclk */
270                         AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxdv.rgmii1_rctl */
271                         AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd0.rgmii1_rd0 */
272                         AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd1.rgmii1_rd1 */
273                         AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd0.rgmii1_rd2 */
274                         AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd1.rgmii1_rd3 */
275                 >;
276         };
277
278         cpsw_sleep: cpsw_sleep {
279                 pinctrl-single,pins = <
280                         AM4372_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7)
281                         AM4372_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)
282                         AM4372_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)
283                         AM4372_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)
284                         AM4372_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7)
285                         AM4372_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7)
286                         AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7)
287                         AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)
288                         AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7)
289                         AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)
290                         AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7)
291                         AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7)
292                 >;
293         };
294
295         davinci_mdio_default: davinci_mdio_default {
296                 pinctrl-single,pins = <
297                         /* MDIO */
298                         AM4372_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)       /* mdio_data.mdio_data */
299                         AM4372_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)                      /* mdio_clk.mdio_clk */
300                 >;
301         };
302
303         davinci_mdio_sleep: davinci_mdio_sleep {
304                 pinctrl-single,pins = <
305                         /* MDIO reset value */
306                         AM4372_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7)
307                         AM4372_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7)
308                 >;
309         };
310
311         qspi_pins_default: qspi_pins_default {
312                 pinctrl-single,pins = <
313                         AM4372_IOPAD(0x87c, PIN_OUTPUT_PULLUP | MUX_MODE3)      /* gpmc_csn0.qspi_csn */
314                         AM4372_IOPAD(0x888, PIN_OUTPUT | MUX_MODE2)             /* gpmc_csn3.qspi_clk */
315                         AM4372_IOPAD(0x890, PIN_INPUT_PULLUP | MUX_MODE3)       /* gpmc_advn_ale.qspi_d0 */
316                         AM4372_IOPAD(0x894, PIN_INPUT_PULLUP | MUX_MODE3)       /* gpmc_oen_ren.qspi_d1 */
317                         AM4372_IOPAD(0x898, PIN_INPUT_PULLUP | MUX_MODE3)       /* gpmc_wen.qspi_d2 */
318                         AM4372_IOPAD(0x89c, PIN_INPUT_PULLUP | MUX_MODE3)       /* gpmc_be0n_cle.qspi_d3 */
319                 >;
320         };
321
322         qspi_pins_sleep: qspi_pins_sleep{
323                 pinctrl-single,pins = <
324                         AM4372_IOPAD(0x87c, PIN_INPUT_PULLDOWN | MUX_MODE7)
325                         AM4372_IOPAD(0x888, PIN_INPUT_PULLDOWN | MUX_MODE7)
326                         AM4372_IOPAD(0x890, PIN_INPUT_PULLDOWN | MUX_MODE7)
327                         AM4372_IOPAD(0x894, PIN_INPUT_PULLDOWN | MUX_MODE7)
328                         AM4372_IOPAD(0x898, PIN_INPUT_PULLDOWN | MUX_MODE7)
329                         AM4372_IOPAD(0x89c, PIN_INPUT_PULLDOWN | MUX_MODE7)
330                 >;
331         };
332 };
333
334 &i2c0 {
335         status = "okay";
336         pinctrl-names = "default", "sleep";
337         pinctrl-0 = <&i2c0_pins_default>;
338         pinctrl-1 = <&i2c0_pins_sleep>;
339         clock-frequency = <400000>;
340
341         at24@50 {
342                 compatible = "atmel,24c256";
343                 pagesize = <64>;
344                 reg = <0x50>;
345         };
346
347         tps: tps62362@60 {
348                 compatible = "ti,tps62362";
349                 reg = <0x60>;
350                 regulator-name = "VDD_MPU";
351                 regulator-min-microvolt = <950000>;
352                 regulator-max-microvolt = <1330000>;
353                 regulator-boot-on;
354                 regulator-always-on;
355                 ti,vsel0-state-high;
356                 ti,vsel1-state-high;
357                 vin-supply = <&v3_3d>;
358         };
359 };
360
361 &i2c2 {
362         status = "okay";
363         pinctrl-names = "default", "sleep";
364         pinctrl-0 = <&i2c2_pins_default>;
365         pinctrl-1 = <&i2c2_pins_sleep>;
366         clock-frequency = <100000>;
367
368         tpic2810: tpic2810@60 {
369                 compatible = "ti,tpic2810";
370                 reg = <0x60>;
371                 gpio-controller;
372                 #gpio-cells = <2>;
373         };
374 };
375
376 &spi1 {
377         status = "okay";
378         pinctrl-names = "default", "sleep";
379         pinctrl-0 = <&spi1_pins_default>;
380         pinctrl-1 = <&spi1_pins_sleep>;
381         ti,pindir-d0-out-d1-in;
382
383         sn65hvs882: sn65hvs882@0 {
384                 compatible = "pisosr-gpio";
385                 gpio-controller;
386                 #gpio-cells = <2>;
387
388                 load-gpios = <&gpio3 1 GPIO_ACTIVE_LOW>;
389
390                 reg = <0>;
391                 spi-max-frequency = <1000000>;
392                 spi-cpol;
393         };
394 };
395
396 &epwmss0 {
397         status = "okay";
398 };
399
400 &ecap0 {
401         status = "okay";
402         pinctrl-names = "default";
403         pinctrl-0 = <&ecap0_pins_default>;
404 };
405
406 &gpio0 {
407         status = "okay";
408 };
409
410 &gpio1 {
411         status = "okay";
412 };
413
414 &gpio3 {
415         status = "okay";
416 };
417
418 &gpio4 {
419         status = "okay";
420 };
421
422 &gpio5 {
423         status = "okay";
424 };
425
426 &mmc1 {
427         status = "okay";
428         pinctrl-names = "default", "sleep";
429         pinctrl-0 = <&mmc1_pins_default>;
430         pinctrl-1 = <&mmc1_pins_sleep>;
431         vmmc-supply = <&v3_3d>;
432         bus-width = <4>;
433         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
434 };
435
436 &qspi {
437         status = "okay";
438         pinctrl-names = "default", "sleep";
439         pinctrl-0 = <&qspi_pins_default>;
440         pinctrl-1 = <&qspi_pins_sleep>;
441
442         spi-max-frequency = <48000000>;
443         m25p80@0 {
444                 compatible = "mx66l51235l";
445                 spi-max-frequency = <48000000>;
446                 reg = <0>;
447                 spi-cpol;
448                 spi-cpha;
449                 spi-tx-bus-width = <1>;
450                 spi-rx-bus-width = <4>;
451                 #address-cells = <1>;
452                 #size-cells = <1>;
453
454                 /*
455                  * MTD partition table.  The ROM checks the first 512KiB for a
456                  * valid file to boot(XIP).
457                  */
458                 partition@0 {
459                         label = "QSPI.U_BOOT";
460                         reg = <0x00000000 0x000080000>;
461                 };
462                 partition@1 {
463                         label = "QSPI.U_BOOT.backup";
464                         reg = <0x00080000 0x00080000>;
465                 };
466                 partition@2 {
467                         label = "QSPI.U-BOOT-SPL_OS";
468                         reg = <0x00100000 0x00010000>;
469                 };
470                 partition@3 {
471                         label = "QSPI.U_BOOT_ENV";
472                         reg = <0x00110000 0x00010000>;
473                 };
474                 partition@4 {
475                         label = "QSPI.U-BOOT-ENV.backup";
476                         reg = <0x00120000 0x00010000>;
477                 };
478                 partition@5 {
479                         label = "QSPI.KERNEL";
480                         reg = <0x00130000 0x0800000>;
481                 };
482                 partition@6 {
483                         label = "QSPI.FILESYSTEM";
484                         reg = <0x00930000 0x36D0000>;
485                 };
486         };
487 };
488
489 &mac {
490         slaves = <1>;
491         pinctrl-names = "default", "sleep";
492         pinctrl-0 = <&cpsw_default>;
493         pinctrl-1 = <&cpsw_sleep>;
494         status = "okay";
495 };
496
497 &davinci_mdio {
498         pinctrl-names = "default", "sleep";
499         pinctrl-0 = <&davinci_mdio_default>;
500         pinctrl-1 = <&davinci_mdio_sleep>;
501         status = "okay";
502
503         ethphy0: ethernet-phy@0 {
504                 reg = <0>;
505         };
506 };
507
508 &cpsw_emac0 {
509         phy-handle = <&ethphy0>;
510         phy-mode = "rgmii";
511 };
512
513 &rtc {
514         clocks = <&clk_32k_rtc>, <&clk_32768_ck>;
515         clock-names = "ext-clk", "int-clk";
516         status = "okay";
517 };
518
519 &wdt {
520         status = "okay";
521 };
522
523 &cpu {
524         cpu0-supply = <&tps>;
525 };
526
527 &cpu0_opp_table {
528         /*
529          * Supply voltage supervisor on board will not allow opp50 so
530          * disable it and set opp100 as suspend OPP.
531          */
532         opp50@300000000 {
533                 status = "disabled";
534         };
535
536         opp100@600000000 {
537                 opp-suspend;
538         };
539 };