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		reg = <0 0 0>;
150		ti,nand-ecc-opt = "bch8";
151		ti,elm-id = <&elm>;
152
153		nand-bus-width = <8>;
154		gpmc,device-width = <1>;
155		gpmc,sync-clk-ps = <0>;
156		gpmc,cs-on-ns = <0>;
157		gpmc,cs-rd-off-ns = <44>;
158		gpmc,cs-wr-off-ns = <44>;
159		gpmc,adv-on-ns = <6>;
160		gpmc,adv-rd-off-ns = <34>;
161		gpmc,adv-wr-off-ns = <44>;
162		gpmc,we-on-ns = <0>;
163		gpmc,we-off-ns = <40>;
164		gpmc,oe-on-ns = <0>;
165		gpmc,oe-off-ns = <54>;
166		gpmc,access-ns = <64>;
167		gpmc,rd-cycle-ns = <82>;
168		gpmc,wr-cycle-ns = <82>;
169		gpmc,wait-on-read = "true";
170		gpmc,wait-on-write = "true";
171		gpmc,bus-turnaround-ns = <0>;
172		gpmc,cycle2cycle-delay-ns = <0>;
173		gpmc,clk-activation-ns = <0>;
174		gpmc,wait-monitoring-ns = <0>;
175		gpmc,wr-access-ns = <40>;
176		gpmc,wr-data-mux-bus-ns = <0>;
177
178		gpmc,wait-pin = <0>;
179
180		#address-cells = <1>;
181		#size-cells = <1>;
182		/* MTD partition table */
183		partition@0 {
184			label = "kernel";
185			reg = <0x0 0x00980000>;
186		};
187		partition@980000 {
188			label = "dtb";
189			reg = <0x00980000 0x00080000>;
190		};
191		partition@a00000 {
192			label = "rootfs";
193			reg = <0x00a00000 0x0>;
194		};
195	};
196};
197
198&i2c0 {
199	status = "okay";
200	pinctrl-names = "default";
201	pinctrl-0 = <&i2c0_pins>;
202	clock-frequency = <100000>;
203
204	tps65218: tps65218@24 {
205		compatible = "ti,tps65218";
206		reg = <0x24>;
207		interrupts = <GIC_SPI 7 IRQ_TYPE_NONE>; /* NMIn */
208		interrupt-parent = <&gic>;
209		interrupt-controller;
210		#interrupt-cells = <2>;
211
212		dcdc1: regulator-dcdc1 {
213			compatible = "ti,tps65218-dcdc1";
214			regulator-name = "vdd_core";
215			regulator-min-microvolt = <912000>;
216			regulator-max-microvolt = <1144000>;
217			regulator-boot-on;
218			regulator-always-on;
219		};
220
221		dcdc2: regulator-dcdc2 {
222			compatible = "ti,tps65218-dcdc2";
223			regulator-name = "vdd_mpu";
224			regulator-min-microvolt = <912000>;
225			regulator-max-microvolt = <1378000>;
226			regulator-boot-on;
227			regulator-always-on;
228		};
229
230		dcdc3: regulator-dcdc3 {
231			compatible = "ti,tps65218-dcdc3";
232			regulator-name = "vdcdc3";
233			regulator-suspend-enable;
234			regulator-min-microvolt = <1500000>;
235			regulator-max-microvolt = <1500000>;
236			regulator-boot-on;
237			regulator-always-on;
238		};
239
240		dcdc5: regulator-dcdc5 {
241			compatible = "ti,tps65218-dcdc5";
242			regulator-name = "v1_0bat";
243			regulator-min-microvolt = <1000000>;
244			regulator-max-microvolt = <1000000>;
245			regulator-boot-on;
246			regulator-always-on;
247		};
248
249		dcdc6: regulator-dcdc6 {
250			compatible = "ti,tps65218-dcdc6";
251			regulator-name = "v1_8bat";
252			regulator-min-microvolt = <1800000>;
253			regulator-max-microvolt = <1800000>;
254			regulator-boot-on;
255			regulator-always-on;
256		};
257
258		ldo1: regulator-ldo1 {
259			compatible = "ti,tps65218-ldo1";
260			regulator-min-microvolt = <1800000>;
261			regulator-max-microvolt = <1800000>;
262			regulator-boot-on;
263			regulator-always-on;
264		};
265	};
266
267	eeprom_module: at24@50 {
268		compatible = "atmel,24c02";
269		reg = <0x50>;
270		pagesize = <16>;
271	};
272};
273
274&gpio0 {
275	status = "okay";
276};
277
278&gpio1 {
279	status = "okay";
280};
281
282&gpio2 {
283	status = "okay";
284};
285
286&gpio3 {
287	status = "okay";
288};
289
290&gpio4 {
291	status = "okay";
292};
293
294&gpio5 {
295	status = "okay";
296};
297
298&mmc2 {
299	status = "okay";
300	pinctrl-names = "default";
301	pinctrl-0 = <&emmc_pins>;
302	vmmc-supply = <&vmmc_3v3>;
303	bus-width = <8>;
304	ti,non-removable;
305};
306
307&spi0 {
308	status = "okay";
309	pinctrl-names = "default";
310	pinctrl-0 = <&spi0_pins>;
311	dmas = <&edma 16
312		&edma 17>;
313	dma-names = "tx0", "rx0";
314
315	flash: w25q64cvzpig@0 {
316		#address-cells = <1>;
317		#size-cells = <1>;
318		compatible = "jedec,spi-nor";
319		reg = <0>;
320		spi-max-frequency = <20000000>;
321		partition@0 {
322			label = "uboot";
323			reg = <0x0 0xc0000>;
324		};
325
326		partition@c0000 {
327			label = "uboot environment";
328			reg = <0xc0000 0x40000>;
329		};
330
331		partition@100000 {
332			label = "reserved";
333			reg = <0x100000 0x100000>;
334		};
335	};
336};
337
338&mac {
339	pinctrl-names = "default";
340	pinctrl-0 = <&cpsw_default>;
341	dual_emac = <1>;
342	status = "okay";
343};
344
345&davinci_mdio {
346	pinctrl-names = "default";
347	pinctrl-0 = <&davinci_mdio_default>;
348	status = "okay";
349};
350
351&cpsw_emac0 {
352	phy_id = <&davinci_mdio>, <0>;
353	phy-mode = "rgmii-txid";
354	dual_emac_res_vlan = <1>;
355};
356
357&cpsw_emac1 {
358	phy_id = <&davinci_mdio>, <1>;
359	phy-mode = "rgmii-txid";
360	dual_emac_res_vlan = <2>;
361};
362
363&dwc3_1 {
364	status = "okay";
365};
366
367&usb2_phy1 {
368	status = "okay";
369};
370
371&usb1 {
372	dr_mode = "host";
373	status = "okay";
374};
375
376&dwc3_2 {
377	status = "okay";
378};
379
380&usb2_phy2 {
381	status = "okay";
382};
383
384&usb2 {
385	dr_mode = "host";
386	status = "okay";
387	interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
388		     <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
389		     <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
390	interrupt-names = "peripheral", "host", "otg";
391};
392
393&elm {
394	status = "okay";
395};
396
397&uart0 {
398	status = "okay";
399};
400
401&tscadc {
402	status = "okay";
403	tsc {
404		ti,wires = <4>;
405		ti,x-plate-resistance = <200>;
406		ti,coordiante-readouts = <5>;
407		ti,wire-config = <0x00 0x11 0x22 0x33>;
408	};
409
410	adc {
411		ti,adc-channels = <4 5 6 7>;
412	};
413};
414
415&cpu {
416	cpu0-supply = <&dcdc2>;
417	operating-points = <1000000 1330000>,
418			   <800000 1260000>,
419			   <720000 1200000>,
420			   <600000 1100000>,
421			   <300000 950000>;
422};
423