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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_NONE>; /* 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};