GNU Linux-libre 4.19.264-gnu1
[releases.git] / arch / arm / boot / dts / am437x-cm-t43.dts
1 /*
2  * Copyright (C) 2015 CompuLab, Ltd. - http://www.compulab.co.il/
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 <dt-bindings/pinctrl/am43xx.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/interrupt-controller/irq.h>
14 #include "am4372.dtsi"
15
16 / {
17         model = "CompuLab CM-T43";
18         compatible = "compulab,am437x-cm-t43", "ti,am4372", "ti,am43";
19
20         leds {
21                 compatible = "gpio-leds";
22
23                 ledb {
24                         label = "cm-t43:green";
25                         gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
26                         linux,default-trigger = "heartbeat";
27                 };
28         };
29
30         vmmc_3v3: fixedregulator-v3_3 {
31                 compatible = "regulator-fixed";
32                 regulator-name = "vmmc_3v3";
33                 regulator-min-microvolt = <3300000>;
34                 regulator-max-microvolt = <3300000>;
35                 regulator-always-on;
36                 enable-active-high;
37         };
38 };
39
40 &am43xx_pinmux {
41         pinctrl-names = "default";
42         pinctrl-0 = <&cm_t43_led_pins>;
43
44         cm_t43_led_pins: cm_t43_led_pins {
45                 pinctrl-single,pins = <
46                         AM4372_IOPAD(0xa78, MUX_MODE7)
47                 >;
48         };
49
50         i2c0_pins: i2c0_pins {
51                 pinctrl-single,pins = <
52                         AM4372_IOPAD(0x988, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)  /* i2c0_sda.i2c0_sda */
53                         AM4372_IOPAD(0x98c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)  /* i2c0_scl.i2c0_scl */
54                 >;
55         };
56
57         emmc_pins: emmc_pins {
58                 pinctrl-single,pins = <
59                         AM4372_IOPAD(0x820, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad8.mmc1_dat0 */
60                         AM4372_IOPAD(0x824, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad9.mmc1_dat1 */
61                         AM4372_IOPAD(0x828, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad10.mmc1_dat2 */
62                         AM4372_IOPAD(0x82c, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad11.mmc1_dat3 */
63                         AM4372_IOPAD(0x830, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad12.mmc1_dat4 */
64                         AM4372_IOPAD(0x834, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad13.mmc1_dat5 */
65                         AM4372_IOPAD(0x838, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad14.mmc1_dat6 */
66                         AM4372_IOPAD(0x83c, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad15.mmc1_dat7 */
67                         AM4372_IOPAD(0x880, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */
68                         AM4372_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
69                 >;
70         };
71
72         spi0_pins: pinmux_spi0_pins {
73                 pinctrl-single,pins = <
74                         AM4372_IOPAD(0x950, PIN_INPUT | MUX_MODE0) /* spi0_sclk.spi0_sclk */
75                         AM4372_IOPAD(0x954, PIN_INPUT | MUX_MODE0) /* spi0_d0.spi0_d0 */
76                         AM4372_IOPAD(0x958, PIN_OUTPUT | MUX_MODE0) /* spi0_d1.spi0_d1 */
77                         AM4372_IOPAD(0x95C, PIN_OUTPUT | MUX_MODE0) /* spi0_cs0.spi0_cs0 */
78                 >;
79         };
80
81         nand_flash_x8: nand_flash_x8 {
82                 pinctrl-single,pins = <
83                         AM4372_IOPAD(0x800, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
84                         AM4372_IOPAD(0x804, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
85                         AM4372_IOPAD(0x808, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
86                         AM4372_IOPAD(0x80c, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
87                         AM4372_IOPAD(0x810, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
88                         AM4372_IOPAD(0x814, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
89                         AM4372_IOPAD(0x818, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
90                         AM4372_IOPAD(0x81c, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
91                         AM4372_IOPAD(0x870, PIN_INPUT_PULLUP  | MUX_MODE0)
92                         AM4372_IOPAD(0x874, PIN_OUTPUT_PULLUP | MUX_MODE0)
93                         AM4372_IOPAD(0x87c, PIN_OUTPUT_PULLUP | MUX_MODE0)
94                         AM4372_IOPAD(0x898, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
95                         AM4372_IOPAD(0x894, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
96                         AM4372_IOPAD(0x890, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
97                         AM4372_IOPAD(0x89c, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
98                 >;
99         };
100
101         cpsw_default: cpsw_default {
102                 pinctrl-single,pins = <
103                         /* Slave 1 */
104                         AM4372_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txen.rgmii1_txen */
105                         AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxdv.rgmii1_rxctl */
106                         AM4372_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd1.rgmii1_txd3 */
107                         AM4372_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd0.rgmii1_txd2 */
108                         AM4372_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd1.rgmii1_txd1 */
109                         AM4372_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd0.rgmii1_txd0 */
110                         AM4372_IOPAD(0x92c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txclk.rmii1_tclk */
111                         AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxclk.rmii1_rclk */
112                         AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd1.rgmii1_rxd3 */
113                         AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd0.rgmii1_rxd2 */
114                         AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd1.rgmii1_rxd1 */
115                         AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd0.rgmii1_rxd0 */
116                         AM4372_IOPAD(0xa74, MUX_MODE3)
117                         /* Slave 2 */
118                         AM4372_IOPAD(0x840, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a0.txen */
119                         AM4372_IOPAD(0x844, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a1.rxctl */
120                         AM4372_IOPAD(0x848, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a2.txd3 */
121                         AM4372_IOPAD(0x84c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a3.txd2 */
122                         AM4372_IOPAD(0x850, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a4.txd1 */
123                         AM4372_IOPAD(0x854, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a5.txd0 */
124                         AM4372_IOPAD(0x858, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a6.tclk */
125                         AM4372_IOPAD(0x85c, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a7.rclk */
126                         AM4372_IOPAD(0x860, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a8.rxd3 */
127                         AM4372_IOPAD(0x864, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a9.rxd2 */
128                         AM4372_IOPAD(0x868, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a10.rxd1 */
129                         AM4372_IOPAD(0x86c, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a11.rxd0 */
130                         AM4372_IOPAD(0xa38, MUX_MODE7)
131                 >;
132         };
133
134         davinci_mdio_default: davinci_mdio_default {
135                 pinctrl-single,pins = <
136                         /* MDIO */
137                         AM4372_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)       /* mdio_data.mdio_data */
138                         AM4372_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)                      /* mdio_clk.mdio_clk */
139                 >;
140         };
141 };
142
143 &gpmc {
144         status = "okay";
145         pinctrl-names = "default";
146         pinctrl-0 = <&nand_flash_x8>;
147         ranges = <0 0 0x08000000 0x1000000>;
148         nand@0,0 {
149                 compatible = "ti,omap2-nand";
150                 reg = <0 0 4>;          /* CS0, offset 0, IO size 4 */
151                 interrupt-parent = <&gpmc>;
152                 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
153                              <1 IRQ_TYPE_NONE>; /* termcount */
154                 ti,nand-ecc-opt = "bch8";
155                 ti,elm-id = <&elm>;
156
157                 nand-bus-width = <8>;
158                 gpmc,device-width = <1>;
159                 gpmc,sync-clk-ps = <0>;
160                 gpmc,cs-on-ns = <0>;
161                 gpmc,cs-rd-off-ns = <44>;
162                 gpmc,cs-wr-off-ns = <44>;
163                 gpmc,adv-on-ns = <6>;
164                 gpmc,adv-rd-off-ns = <34>;
165                 gpmc,adv-wr-off-ns = <44>;
166                 gpmc,we-on-ns = <0>;
167                 gpmc,we-off-ns = <40>;
168                 gpmc,oe-on-ns = <0>;
169                 gpmc,oe-off-ns = <54>;
170                 gpmc,access-ns = <64>;
171                 gpmc,rd-cycle-ns = <82>;
172                 gpmc,wr-cycle-ns = <82>;
173                 gpmc,bus-turnaround-ns = <0>;
174                 gpmc,cycle2cycle-delay-ns = <0>;
175                 gpmc,clk-activation-ns = <0>;
176                 gpmc,wr-access-ns = <40>;
177                 gpmc,wr-data-mux-bus-ns = <0>;
178
179                 #address-cells = <1>;
180                 #size-cells = <1>;
181                 /* MTD partition table */
182                 partition@0 {
183                         label = "kernel";
184                         reg = <0x0 0x00980000>;
185                 };
186                 partition@980000 {
187                         label = "dtb";
188                         reg = <0x00980000 0x00080000>;
189                 };
190                 partition@a00000 {
191                         label = "rootfs";
192                         reg = <0x00a00000 0x0>;
193                 };
194         };
195 };
196
197 &i2c0 {
198         status = "okay";
199         pinctrl-names = "default";
200         pinctrl-0 = <&i2c0_pins>;
201         clock-frequency = <100000>;
202
203         tps65218: tps65218@24 {
204                 compatible = "ti,tps65218";
205                 reg = <0x24>;
206                 interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; /* NMIn */
207                 interrupt-parent = <&gic>;
208                 interrupt-controller;
209                 #interrupt-cells = <2>;
210
211                 dcdc1: regulator-dcdc1 {
212                         regulator-name = "vdd_core";
213                         regulator-min-microvolt = <912000>;
214                         regulator-max-microvolt = <1144000>;
215                         regulator-boot-on;
216                         regulator-always-on;
217                 };
218
219                 dcdc2: regulator-dcdc2 {
220                         regulator-name = "vdd_mpu";
221                         regulator-min-microvolt = <912000>;
222                         regulator-max-microvolt = <1378000>;
223                         regulator-boot-on;
224                         regulator-always-on;
225                 };
226
227                 dcdc3: regulator-dcdc3 {
228                         regulator-name = "vdcdc3";
229                         regulator-suspend-enable;
230                         regulator-min-microvolt = <1500000>;
231                         regulator-max-microvolt = <1500000>;
232                         regulator-boot-on;
233                         regulator-always-on;
234                 };
235
236                 dcdc5: regulator-dcdc5 {
237                         regulator-name = "v1_0bat";
238                         regulator-min-microvolt = <1000000>;
239                         regulator-max-microvolt = <1000000>;
240                         regulator-boot-on;
241                         regulator-always-on;
242                 };
243
244                 dcdc6: regulator-dcdc6 {
245                         regulator-name = "v1_8bat";
246                         regulator-min-microvolt = <1800000>;
247                         regulator-max-microvolt = <1800000>;
248                         regulator-boot-on;
249                         regulator-always-on;
250                 };
251
252                 ldo1: regulator-ldo1 {
253                         regulator-min-microvolt = <1800000>;
254                         regulator-max-microvolt = <1800000>;
255                         regulator-boot-on;
256                         regulator-always-on;
257                 };
258         };
259
260         eeprom_module: at24@50 {
261                 compatible = "atmel,24c02";
262                 reg = <0x50>;
263                 pagesize = <16>;
264         };
265 };
266
267 &gpio0 {
268         status = "okay";
269 };
270
271 &gpio1 {
272         status = "okay";
273 };
274
275 &gpio2 {
276         status = "okay";
277 };
278
279 &gpio3 {
280         status = "okay";
281 };
282
283 &gpio4 {
284         status = "okay";
285 };
286
287 &gpio5 {
288         status = "okay";
289 };
290
291 &mmc2 {
292         status = "okay";
293         pinctrl-names = "default";
294         pinctrl-0 = <&emmc_pins>;
295         vmmc-supply = <&vmmc_3v3>;
296         bus-width = <8>;
297         ti,non-removable;
298 };
299
300 &spi0 {
301         status = "okay";
302         pinctrl-names = "default";
303         pinctrl-0 = <&spi0_pins>;
304         dmas = <&edma 16 0
305                 &edma 17 0>;
306         dma-names = "tx0", "rx0";
307
308         flash: w25q64cvzpig@0 {
309                 #address-cells = <1>;
310                 #size-cells = <1>;
311                 compatible = "jedec,spi-nor";
312                 reg = <0>;
313                 spi-max-frequency = <20000000>;
314                 partition@0 {
315                         label = "uboot";
316                         reg = <0x0 0xc0000>;
317                 };
318
319                 partition@c0000 {
320                         label = "uboot environment";
321                         reg = <0xc0000 0x40000>;
322                 };
323
324                 partition@100000 {
325                         label = "reserved";
326                         reg = <0x100000 0x100000>;
327                 };
328         };
329 };
330
331 &mac {
332         pinctrl-names = "default";
333         pinctrl-0 = <&cpsw_default>;
334         dual_emac = <1>;
335         status = "okay";
336 };
337
338 &davinci_mdio {
339         pinctrl-names = "default";
340         pinctrl-0 = <&davinci_mdio_default>;
341         status = "okay";
342 };
343
344 &cpsw_emac0 {
345         phy_id = <&davinci_mdio>, <0>;
346         phy-mode = "rgmii-txid";
347         dual_emac_res_vlan = <1>;
348 };
349
350 &cpsw_emac1 {
351         phy_id = <&davinci_mdio>, <1>;
352         phy-mode = "rgmii-txid";
353         dual_emac_res_vlan = <2>;
354 };
355
356 &dwc3_1 {
357         status = "okay";
358 };
359
360 &usb2_phy1 {
361         status = "okay";
362 };
363
364 &usb1 {
365         dr_mode = "host";
366         status = "okay";
367 };
368
369 &dwc3_2 {
370         status = "okay";
371 };
372
373 &usb2_phy2 {
374         status = "okay";
375 };
376
377 &usb2 {
378         dr_mode = "host";
379         status = "okay";
380         interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
381                      <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
382                      <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
383         interrupt-names = "peripheral", "host", "otg";
384 };
385
386 &elm {
387         status = "okay";
388 };
389
390 &uart0 {
391         status = "okay";
392 };
393
394 &tscadc {
395         status = "okay";
396         tsc {
397                 ti,wires = <4>;
398                 ti,x-plate-resistance = <200>;
399                 ti,coordiante-readouts = <5>;
400                 ti,wire-config = <0x00 0x11 0x22 0x33>;
401         };
402
403         adc {
404                 ti,adc-channels = <4 5 6 7>;
405         };
406 };
407
408 &cpu {
409         cpu0-supply = <&dcdc2>;
410         operating-points = <1000000 1330000>,
411                            <800000 1260000>,
412                            <720000 1200000>,
413                            <600000 1100000>,
414                            <300000 950000>;
415 };