xref: /linux/arch/arm/boot/dts/ti/omap/am335x-cm-t335.dts (revision 2f98e686ef59b5d19af5847d755798e2031bee3a)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * am335x-cm-t335.dts - Device Tree file for Compulab CM-T335
4 *
5 * Copyright (C) 2014 - 2015 CompuLab Ltd. - http://www.compulab.co.il/
6 */
7
8/dts-v1/;
9
10#include "am33xx.dtsi"
11#include <dt-bindings/interrupt-controller/irq.h>
12
13/ {
14	model = "CompuLab CM-T335";
15	compatible = "compulab,cm-t335", "ti,am33xx";
16
17	memory@80000000 {
18		device_type = "memory";
19		reg = <0x80000000 0x8000000>;	/* 128 MB */
20	};
21
22	leds {
23		compatible = "gpio-leds";
24		pinctrl-names = "default";
25		pinctrl-0 = <&gpio_led_pins>;
26		led0 {
27			label = "cm_t335:green";
28			gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;	/* gpio2_0 */
29			linux,default-trigger = "heartbeat";
30		};
31	};
32
33	/* regulator for mmc */
34	vmmc_fixed: fixedregulator0 {
35		compatible = "regulator-fixed";
36		regulator-name = "vmmc_fixed";
37		regulator-min-microvolt = <3300000>;
38		regulator-max-microvolt = <3300000>;
39	};
40
41	/* Regulator for WiFi */
42	vwlan_fixed: fixedregulator2 {
43		compatible = "regulator-fixed";
44		regulator-name = "vwlan_fixed";
45		gpio = <&gpio0 20 GPIO_ACTIVE_HIGH>; /* gpio0_20 */
46		enable-active-high;
47	};
48
49	backlight {
50		compatible = "pwm-backlight";
51		pwms = <&ecap0 0 50000 0>;
52		brightness-levels = <0 51 53 56 62 75 101 152 255>;
53		default-brightness-level = <8>;
54	};
55
56	sound {
57		compatible = "simple-audio-card";
58		simple-audio-card,name = "cm-t335";
59
60		simple-audio-card,widgets =
61			"Microphone", "Mic Jack",
62			"Line", "Line In",
63			"Headphone", "Headphone Jack";
64
65		simple-audio-card,routing =
66			"Headphone Jack", "LHPOUT",
67			"Headphone Jack", "RHPOUT",
68			"LLINEIN", "Line In",
69			"RLINEIN", "Line In",
70			"MICIN", "Mic Jack";
71
72		simple-audio-card,format = "i2s";
73		simple-audio-card,bitclock-master = <&sound_master>;
74		simple-audio-card,frame-master = <&sound_master>;
75
76		simple-audio-card,cpu {
77			sound-dai = <&mcasp1>;
78		};
79
80		sound_master: simple-audio-card,codec {
81			sound-dai = <&tlv320aic23>;
82			system-clock-frequency = <12000000>;
83		};
84	};
85};
86
87&am33xx_pinmux {
88	pinctrl-names = "default";
89	pinctrl-0 = <&bluetooth_pins>;
90
91	i2c0_pins: i2c0-pins {
92		pinctrl-single,pins = <
93			AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
94			AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
95		>;
96	};
97
98	i2c1_pins: i2c1-pins {
99		pinctrl-single,pins = <
100			/* uart0_ctsn.i2c1_sda */
101			AM33XX_PADCONF(AM335X_PIN_UART0_CTSN, PIN_INPUT_PULLUP, MUX_MODE2)
102			/* uart0_rtsn.i2c1_scl */
103			AM33XX_PADCONF(AM335X_PIN_UART0_RTSN, PIN_INPUT_PULLUP, MUX_MODE2)
104		>;
105	};
106
107	gpio_led_pins: gpio-led-pins {
108		pinctrl-single,pins = <
109			/* gpmc_csn3.gpio2_0 */
110			AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_OUTPUT, MUX_MODE7)
111		>;
112	};
113
114	nandflash_pins: nandflash-pins {
115		pinctrl-single,pins = <
116			AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE0)
117			AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE0)
118			AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE0)
119			AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE0)
120			AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE0)
121			AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE0)
122			AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE0)
123			AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE0)
124			AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE0)
125			/* gpmc_wpn.gpio0_31 */
126			AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_INPUT_PULLUP, MUX_MODE7)
127			AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_OUTPUT, MUX_MODE0)
128			AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_OUTPUT, MUX_MODE0)
129			AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_OUTPUT, MUX_MODE0)
130			AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_OUTPUT, MUX_MODE0)
131			AM33XX_PADCONF(AM335X_PIN_GPMC_BEN0_CLE, PIN_OUTPUT, MUX_MODE0)
132		>;
133	};
134
135	uart0_pins: uart0-pins {
136		pinctrl-single,pins = <
137			AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
138			AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
139		>;
140	};
141
142	uart1_pins: uart1-pins {
143		pinctrl-single,pins = <
144			AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT, MUX_MODE0)
145			AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
146			AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
147			AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
148		>;
149	};
150
151	dcan0_pins: dcan0-pins {
152		pinctrl-single,pins = <
153			/* uart1_ctsn.dcan0_tx */
154			AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_OUTPUT, MUX_MODE2)
155			/* uart1_rtsn.dcan0_rx */
156			AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_INPUT, MUX_MODE2)
157		>;
158	};
159
160	dcan1_pins: dcan1-pins {
161		pinctrl-single,pins = <
162			/* uart1_rxd.dcan1_tx */
163			AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_OUTPUT, MUX_MODE2)
164			/* uart1_txd.dcan1_rx */
165			AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_INPUT, MUX_MODE2)
166		>;
167	};
168
169	ecap0_pins: ecap0-pins {
170		pinctrl-single,pins = <
171			AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, 0x0, MUX_MODE0)
172		>;
173	};
174
175	cpsw_default: cpsw-default-pins {
176		pinctrl-single,pins = <
177			/* Slave 1 */
178			/* mii1_tx_en.rgmii1_tctl */
179			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE2)
180			/* mii1_rxdv.rgmii1_rctl */
181			AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE2)
182			/* mii1_txd3.rgmii1_td3 */
183			AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE2)
184			/* mii1_txd2.rgmii1_td2 */
185			AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE2)
186			/* mii1_txd1.rgmii1_td1 */
187			AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE2)
188			/* mii1_txd0.rgmii1_td0 */
189			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE2)
190			/* mii1_txclk.rgmii1_tclk */
191			AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_OUTPUT_PULLDOWN, MUX_MODE2)
192			/* mii1_rxclk.rgmii1_rclk */
193			AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE2)
194			/* mii1_rxd3.rgmii1_rd3 */
195			AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLDOWN, MUX_MODE2)
196			/* mii1_rxd2.rgmii1_rd2 */
197			AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLDOWN, MUX_MODE2)
198			/* mii1_rxd1.rgmii1_rd1 */
199			AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE2)
200			/* mii1_rxd0.rgmii1_rd0 */
201			AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE2)
202		>;
203	};
204
205	cpsw_sleep: cpsw-sleep-pins {
206		pinctrl-single,pins = <
207			/* Slave 1 reset value */
208			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_INPUT_PULLDOWN, MUX_MODE7)
209			AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE7)
210			AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
211			AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
212			AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
213			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
214			AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
215			AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
216			AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
217			AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
218			AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
219			AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
220		>;
221	};
222
223	davinci_mdio_default: davinci-mdio-default-pins {
224		pinctrl-single,pins = <
225			AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
226			AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
227		>;
228	};
229
230	davinci_mdio_sleep: davinci-mdio-sleep-pins {
231		pinctrl-single,pins = <
232			/* MDIO reset value */
233			AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLDOWN, MUX_MODE7)
234			AM33XX_PADCONF(AM335X_PIN_MDC, PIN_INPUT_PULLDOWN, MUX_MODE7)
235		>;
236	};
237
238	mmc1_pins: mmc1-pins {
239		pinctrl-single,pins = <
240			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
241			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
242			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
243			AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
244			AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
245			AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
246		>;
247	};
248
249	spi0_pins: spi0-pins {
250		pinctrl-single,pins = <
251			AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT, MUX_MODE0)
252			AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_OUTPUT_PULLUP, MUX_MODE0)
253			AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT, MUX_MODE0)
254			AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_OUTPUT, MUX_MODE0)
255			AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_OUTPUT, MUX_MODE0)
256		>;
257	};
258
259	/* wl1271 bluetooth */
260	bluetooth_pins: bluetooth-pins {
261		pinctrl-single,pins = <
262			/* XDMA_EVENT_INTR0.gpio0_19 - bluetooth enable */
263			AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR0, PIN_OUTPUT_PULLUP, MUX_MODE7)
264		>;
265	};
266
267	/* TLV320AIC23B codec */
268	mcasp1_pins: mcasp1-pins {
269		pinctrl-single,pins = <
270			/* MII1_CRS.mcasp1_aclkx */
271			AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLDOWN, MUX_MODE4)
272			/* MII1_RX_ER.mcasp1_fsx */
273			AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLDOWN, MUX_MODE4)
274			/* MII1_COL.mcasp1_axr2 */
275			AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_INPUT_PULLDOWN, MUX_MODE4)
276			/* RMII1_REF_CLK.mcasp1_axr3 */
277			AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE4)
278		>;
279	};
280
281	/* wl1271 WiFi */
282	wifi_pins: wifi-pins {
283		pinctrl-single,pins = <
284			/* EMU1.gpio3_8 - WiFi IRQ */
285			AM33XX_PADCONF(AM335X_PIN_EMU1, PIN_INPUT_PULLUP, MUX_MODE7)
286			/* XDMA_EVENT_INTR1.gpio0_20 - WiFi enable */
287			AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_OUTPUT, MUX_MODE7)
288		>;
289	};
290};
291
292&uart0 {
293	pinctrl-names = "default";
294	pinctrl-0 = <&uart0_pins>;
295
296	status = "okay";
297};
298
299/* WLS1271 bluetooth */
300&uart1 {
301	pinctrl-names = "default";
302	pinctrl-0 = <&uart1_pins>;
303
304status = "okay";
305};
306
307&i2c0 {
308	pinctrl-names = "default";
309	pinctrl-0 = <&i2c0_pins>;
310
311	status = "okay";
312	clock-frequency = <400000>;
313	/* CM-T335 board EEPROM */
314	eeprom: 24c02@50 {
315		compatible = "atmel,24c02";
316		reg = <0x50>;
317		pagesize = <16>;
318	};
319	/* Real Time Clock */
320	ext_rtc: em3027@56 {
321		compatible = "emmicro,em3027";
322		reg = <0x56>;
323	};
324	/* Audio codec */
325	tlv320aic23: codec@1a {
326		compatible = "ti,tlv320aic23";
327		reg = <0x1a>;
328		#sound-dai-cells = <0>;
329		status = "okay";
330	};
331};
332
333&epwmss0 {
334	status = "okay";
335
336	ecap0: pwm@100 {
337		status = "okay";
338		pinctrl-names = "default";
339		pinctrl-0 = <&ecap0_pins>;
340	};
341};
342
343&gpmc {
344	status = "okay";
345	pinctrl-names = "default";
346	pinctrl-0 = <&nandflash_pins>;
347	ranges = <0 0 0x08000000 0x10000000>;	/* CS0: NAND */
348	nand@0,0 {
349		compatible = "ti,omap2-nand";
350		reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
351		interrupt-parent = <&gpmc>;
352		interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
353			     <1 IRQ_TYPE_NONE>;	/* termcount */
354		rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
355		ti,nand-ecc-opt = "bch8";
356		ti,elm-id = <&elm>;
357		nand-bus-width = <8>;
358		gpmc,device-width = <1>;
359		gpmc,sync-clk-ps = <0>;
360		gpmc,cs-on-ns = <0>;
361		gpmc,cs-rd-off-ns = <44>;
362		gpmc,cs-wr-off-ns = <44>;
363		gpmc,adv-on-ns = <6>;
364		gpmc,adv-rd-off-ns = <34>;
365		gpmc,adv-wr-off-ns = <44>;
366		gpmc,we-on-ns = <0>;
367		gpmc,we-off-ns = <40>;
368		gpmc,oe-on-ns = <0>;
369		gpmc,oe-off-ns = <54>;
370		gpmc,access-ns = <64>;
371		gpmc,rd-cycle-ns = <82>;
372		gpmc,wr-cycle-ns = <82>;
373		gpmc,bus-turnaround-ns = <0>;
374		gpmc,cycle2cycle-delay-ns = <0>;
375		gpmc,clk-activation-ns = <0>;
376		gpmc,wr-access-ns = <40>;
377		gpmc,wr-data-mux-bus-ns = <0>;
378		/* MTD partition table */
379		#address-cells = <1>;
380		#size-cells = <1>;
381		partition@0 {
382			label = "spl";
383			reg = <0x00000000 0x00200000>;
384		};
385		partition@1 {
386			label = "uboot";
387			reg = <0x00200000 0x00100000>;
388		};
389		partition@2 {
390			label = "uboot environment";
391			reg = <0x00300000 0x00100000>;
392		};
393		partition@3 {
394			label = "dtb";
395			reg = <0x00400000 0x00100000>;
396		};
397		partition@4 {
398			label = "splash";
399			reg = <0x00500000 0x00400000>;
400		};
401		partition@5 {
402			label = "linux";
403			reg = <0x00900000 0x00600000>;
404		};
405		partition@6 {
406			label = "rootfs";
407			reg = <0x00F00000 0>;
408		};
409	};
410};
411
412&elm {
413	status = "okay";
414};
415
416&mac_sw {
417	pinctrl-names = "default", "sleep";
418	pinctrl-0 = <&cpsw_default>;
419	pinctrl-1 = <&cpsw_sleep>;
420	status = "okay";
421};
422
423&davinci_mdio_sw {
424	pinctrl-names = "default", "sleep";
425	pinctrl-0 = <&davinci_mdio_default>;
426	pinctrl-1 = <&davinci_mdio_sleep>;
427
428	ethphy0: ethernet-phy@0 {
429		reg = <0>;
430	};
431};
432
433&cpsw_port1 {
434	phy-handle = <&ethphy0>;
435	phy-mode = "rgmii-txid";
436	ti,dual-emac-pvid = <1>;
437};
438
439&cpsw_port2 {
440	status = "disabled";
441};
442
443&mmc1 {
444	status = "okay";
445	vmmc-supply = <&vmmc_fixed>;
446	bus-width = <4>;
447	pinctrl-names = "default";
448	pinctrl-0 = <&mmc1_pins>;
449};
450
451&dcan0 {
452	status = "okay";
453	pinctrl-names = "default";
454	pinctrl-0 = <&dcan0_pins>;
455};
456
457&dcan1 {
458	status = "okay";
459	pinctrl-names = "default";
460	pinctrl-0 = <&dcan1_pins>;
461};
462
463/* Touschscreen and analog digital converter */
464&tscadc {
465	status = "okay";
466	tsc {
467		ti,wires = <4>;
468		ti,x-plate-resistance = <200>;
469		ti,coordinate-readouts = <5>;
470		ti,wire-config = <0x01 0x10 0x23 0x32>;
471		ti,charge-delay = <0x400>;
472	};
473
474	adc {
475		ti,adc-channels = <4 5 6 7>;
476	};
477};
478
479/* CPU audio */
480&mcasp1 {
481		pinctrl-names = "default";
482		pinctrl-0 = <&mcasp1_pins>;
483
484		op-mode = <0>;          /* MCASP_IIS_MODE */
485		tdm-slots = <2>;
486		/* 16 serializers */
487		num-serializer = <16>;
488		serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
489			0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0
490		>;
491		tx-num-evt = <1>;
492		rx-num-evt = <1>;
493
494		#sound-dai-cells = <0>;
495		status = "okay";
496};
497
498&spi0 {
499	status = "okay";
500	pinctrl-names = "default";
501	pinctrl-0 = <&spi0_pins>;
502	ti,pindir-d0-out-d1-in;
503	/* WLS1271 WiFi */
504	wlcore: wlcore@1 {
505		compatible = "ti,wl1271";
506		pinctrl-names = "default";
507		pinctrl-0 = <&wifi_pins>;
508		reg = <1>;
509		spi-max-frequency = <48000000>;
510		clock-xtal;
511		ref-clock-frequency = <38400000>;
512		interrupt-parent = <&gpio3>;
513		interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
514		vwlan-supply = <&vwlan_fixed>;
515	};
516};
517