1/*
2 * Copyright 2013 CompuLab Ltd.
3 *
4 * Author: Valentin Raevsky <valentin@compulab.co.il>
5 *
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
9 * whole.
10 *
11 *  a) This file is free software; you can redistribute it and/or
12 *     modify it under the terms of the GNU General Public License
13 *     version 2 as published by the Free Software Foundation.
14 *
15 *     This file is distributed in the hope that it will be useful,
16 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
17 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 *     GNU General Public License for more details.
19 *
20 * Or, alternatively,
21 *
22 *  b) Permission is hereby granted, free of charge, to any person
23 *     obtaining a copy of this software and associated documentation
24 *     files (the "Software"), to deal in the Software without
25 *     restriction, including without limitation the rights to use,
26 *     copy, modify, merge, publish, distribute, sublicense, and/or
27 *     sell copies of the Software, and to permit persons to whom the
28 *     Software is furnished to do so, subject to the following
29 *     conditions:
30 *
31 *     The above copyright notice and this permission notice shall be
32 *     included in all copies or substantial portions of the Software.
33 *
34 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
35 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
36 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
37 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
38 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
39 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
40 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
41 *     OTHER DEALINGS IN THE SOFTWARE.
42 */
43
44/dts-v1/;
45#include <dt-bindings/gpio/gpio.h>
46#include <dt-bindings/sound/fsl-imx-audmux.h>
47#include "imx6q.dtsi"
48
49/ {
50	model = "CompuLab CM-FX6";
51	compatible = "compulab,cm-fx6", "fsl,imx6q";
52
53	memory@10000000 {
54		device_type = "memory";
55		reg = <0x10000000 0x80000000>;
56	};
57
58	leds {
59		compatible = "gpio-leds";
60
61		heartbeat-led {
62			label = "Heartbeat";
63			gpios = <&gpio2 31 0>;
64			linux,default-trigger = "heartbeat";
65		};
66	};
67
68	awnh387_pwrseq: pwrseq {
69		pinctrl-names = "default";
70		pinctrl-0 = <&pinctrl_pwrseq>;
71		compatible = "mmc-pwrseq-sd8787";
72		powerdown-gpios = <&gpio7 12 GPIO_ACTIVE_HIGH>;
73		reset-gpios = <&gpio6 16 GPIO_ACTIVE_HIGH>;
74	};
75
76	reg_pcie_power_on_gpio: regulator-pcie-power-on-gpio {
77		compatible = "regulator-fixed";
78		regulator-name = "regulator-pcie-power-on-gpio";
79		regulator-min-microvolt = <3300000>;
80		regulator-max-microvolt = <3300000>;
81		gpio = <&gpio2 24 GPIO_ACTIVE_LOW>;
82	};
83
84	reg_usb_h1_vbus: usb_h1_vbus {
85		compatible = "regulator-fixed";
86		regulator-name = "usb_h1_vbus";
87		regulator-min-microvolt = <5000000>;
88		regulator-max-microvolt = <5000000>;
89		gpio = <&gpio7 8 GPIO_ACTIVE_HIGH>;
90		enable-active-high;
91	};
92
93	reg_usb_otg_vbus: usb_otg_vbus {
94		compatible = "regulator-fixed";
95		regulator-name = "usb_otg_vbus";
96		regulator-min-microvolt = <5000000>;
97		regulator-max-microvolt = <5000000>;
98		gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
99		enable-active-high;
100	};
101
102	sound-analog {
103		compatible = "simple-audio-card";
104		simple-audio-card,name = "On-board analog audio";
105		simple-audio-card,widgets =
106			"Headphone", "Headphone Jack",
107			"Line", "Line Out",
108			"Microphone", "Mic Jack",
109			"Line", "Line In";
110		simple-audio-card,routing =
111			"Headphone Jack", "RHPOUT",
112			"Headphone Jack", "LHPOUT",
113			"MICIN", "Mic Bias",
114			"Mic Bias", "Mic Jack";
115		simple-audio-card,format = "i2s";
116		simple-audio-card,bitclock-master = <&sound_master>;
117		simple-audio-card,frame-master = <&sound_master>;
118		simple-audio-card,bitclock-inversion;
119
120		sound_master: simple-audio-card,cpu {
121			sound-dai = <&ssi2>;
122			system-clock-frequency = <2822400>;
123		};
124
125		simple-audio-card,codec {
126			sound-dai = <&wm8731>;
127		};
128	};
129
130	sound-spdif {
131		compatible = "fsl,imx-audio-spdif";
132		model = "imx-spdif";
133		spdif-controller = <&spdif>;
134		spdif-out;
135		spdif-in;
136	};
137};
138
139&audmux {
140	pinctrl-names = "default";
141	pinctrl-0 = <&pinctrl_audmux>;
142	status = "okay";
143
144	mux-ssi2 {
145		fsl,audmux-port = <1>;
146		fsl,port-config = <
147			(IMX_AUDMUX_V2_PTCR_RCLKDIR |
148			IMX_AUDMUX_V2_PTCR_RCSEL(3 | 0x8) |
149			IMX_AUDMUX_V2_PTCR_TCLKDIR |
150			IMX_AUDMUX_V2_PTCR_TCSEL(3))
151			IMX_AUDMUX_V2_PDCR_RXDSEL(3)
152		>;
153	};
154
155	mux-audmux4 {
156		fsl,audmux-port = <3>;
157		fsl,port-config = <
158			(IMX_AUDMUX_V2_PTCR_TFSDIR |
159			IMX_AUDMUX_V2_PTCR_TFSEL(1) |
160			IMX_AUDMUX_V2_PTCR_RCLKDIR |
161			IMX_AUDMUX_V2_PTCR_RCSEL(1 | 0x8) |
162			IMX_AUDMUX_V2_PTCR_TCLKDIR |
163			IMX_AUDMUX_V2_PTCR_TCSEL(1))
164			IMX_AUDMUX_V2_PDCR_RXDSEL(1)
165		>;
166	};
167};
168
169&cpu0 {
170	/*
171	 * Although the imx6q fuse indicates that 1.2GHz operation is possible,
172	 * the module behaves unstable at this frequency. Hence, remove the
173	 * 1.2GHz operation point here.
174	 */
175	operating-points = <
176		/* kHz	uV */
177		996000	1250000
178		852000	1250000
179		792000	1175000
180		396000	975000
181	>;
182	fsl,soc-operating-points = <
183		/* ARM kHz	SOC-PU uV */
184		996000		1250000
185		852000		1250000
186		792000		1175000
187		396000		1175000
188	>;
189};
190
191&cpu1 {
192	/*
193	 * Although the imx6q fuse indicates that 1.2GHz operation is possible,
194	 * the module behaves unstable at this frequency. Hence, remove the
195	 * 1.2GHz operation point here.
196	 */
197	operating-points = <
198		/* kHz	uV */
199		996000	1250000
200		852000	1250000
201		792000	1175000
202		396000	975000
203	>;
204	fsl,soc-operating-points = <
205		/* ARM kHz	SOC-PU uV */
206		996000		1250000
207		852000		1250000
208		792000		1175000
209		396000		1175000
210	>;
211};
212
213&cpu2 {
214	/*
215	 * Although the imx6q fuse indicates that 1.2GHz operation is possible,
216	 * the module behaves unstable at this frequency. Hence, remove the
217	 * 1.2GHz operation point here.
218	 */
219	operating-points = <
220		/* kHz	uV */
221		996000	1250000
222		852000	1250000
223		792000	1175000
224		396000	975000
225	>;
226	fsl,soc-operating-points = <
227		/* ARM kHz	SOC-PU uV */
228		996000		1250000
229		852000		1250000
230		792000		1175000
231		396000		1175000
232	>;
233};
234
235&cpu3 {
236	/*
237	 * Although the imx6q fuse indicates that 1.2GHz operation is possible,
238	 * the module behaves unstable at this frequency. Hence, remove the
239	 * 1.2GHz operation point here.
240	 */
241	operating-points = <
242		/* kHz	uV */
243		996000	1250000
244		852000	1250000
245		792000	1175000
246		396000	975000
247	>;
248	fsl,soc-operating-points = <
249		/* ARM kHz	SOC-PU uV */
250		996000		1250000
251		852000		1250000
252		792000		1175000
253		396000		1175000
254	>;
255};
256
257&ecspi1 {
258	cs-gpios = <&gpio2 30 GPIO_ACTIVE_LOW>, <&gpio3 19 GPIO_ACTIVE_LOW>;
259	pinctrl-names = "default";
260	pinctrl-0 = <&pinctrl_ecspi1>;
261	status = "okay";
262
263	flash@0 {
264		#address-cells = <1>;
265		#size-cells = <1>;
266		compatible = "st,m25p", "jedec,spi-nor";
267		spi-max-frequency = <20000000>;
268		reg = <0>;
269	};
270};
271
272&fec {
273	pinctrl-names = "default";
274	pinctrl-0 = <&pinctrl_enet>;
275	phy-mode = "rgmii";
276	status = "okay";
277};
278
279&gpmi {
280	pinctrl-names = "default";
281	pinctrl-0 = <&pinctrl_gpmi_nand>;
282	status = "okay";
283};
284
285&i2c3 {
286	pinctrl-names = "default";
287	pinctrl-0 = <&pinctrl_i2c3>;
288	status = "okay";
289	clock-frequency = <100000>;
290
291	eeprom@50 {
292		compatible = "atmel,24c02";
293		reg = <0x50>;
294		pagesize = <16>;
295	};
296
297	wm8731: codec@1a {
298		#sound-dai-cells = <0>;
299		compatible = "wlf,wm8731";
300		reg = <0x1a>;
301	};
302};
303
304&iomuxc {
305	pinctrl_audmux: audmuxgrp {
306		fsl,pins = <
307			MX6QDL_PAD_SD2_CMD__AUD4_RXC   0x17059
308			MX6QDL_PAD_SD2_DAT0__AUD4_RXD  0x17059
309			MX6QDL_PAD_SD2_DAT3__AUD4_TXC  0x17059
310			MX6QDL_PAD_SD2_DAT2__AUD4_TXD  0x17059
311			MX6QDL_PAD_SD2_DAT1__AUD4_TXFS 0x17059
312		>;
313	};
314
315	pinctrl_ecspi1: ecspi1grp {
316		fsl,pins = <
317			MX6QDL_PAD_EIM_D16__ECSPI1_SCLK	0x100b1
318			MX6QDL_PAD_EIM_D17__ECSPI1_MISO	0x100b1
319			MX6QDL_PAD_EIM_D18__ECSPI1_MOSI	0x100b1
320			MX6QDL_PAD_EIM_EB2__GPIO2_IO30	0x100b1
321			MX6QDL_PAD_EIM_D19__GPIO3_IO19	0x100b1
322		>;
323	};
324
325	pinctrl_enet: enetgrp {
326		fsl,pins = <
327			MX6QDL_PAD_RGMII_RXC__RGMII_RXC		0x1b030
328			MX6QDL_PAD_RGMII_RD0__RGMII_RD0		0x1b030
329			MX6QDL_PAD_RGMII_RD1__RGMII_RD1		0x1b030
330			MX6QDL_PAD_RGMII_RD2__RGMII_RD2		0x1b030
331			MX6QDL_PAD_RGMII_RD3__RGMII_RD3		0x1b030
332			MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL	0x1b030
333			MX6QDL_PAD_RGMII_TXC__RGMII_TXC		0x1b030
334			MX6QDL_PAD_RGMII_TD0__RGMII_TD0		0x1b030
335			MX6QDL_PAD_RGMII_TD1__RGMII_TD1		0x1b030
336			MX6QDL_PAD_RGMII_TD2__RGMII_TD2		0x1b030
337			MX6QDL_PAD_RGMII_TD3__RGMII_TD3		0x1b030
338			MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL	0x1b030
339			MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK	0x1b0b0
340			MX6QDL_PAD_ENET_MDIO__ENET_MDIO		0x1b0b0
341			MX6QDL_PAD_ENET_MDC__ENET_MDC		0x1b0b0
342		>;
343	};
344
345	pinctrl_gpmi_nand: gpminandgrp {
346		fsl,pins = <
347			MX6QDL_PAD_NANDF_CLE__NAND_CLE		0xb0b1
348			MX6QDL_PAD_NANDF_ALE__NAND_ALE		0xb0b1
349			MX6QDL_PAD_NANDF_WP_B__NAND_WP_B	0xb0b1
350			MX6QDL_PAD_NANDF_RB0__NAND_READY_B	0xb000
351			MX6QDL_PAD_NANDF_CS0__NAND_CE0_B	0xb0b1
352			MX6QDL_PAD_NANDF_CS1__NAND_CE1_B	0xb0b1
353			MX6QDL_PAD_SD4_CMD__NAND_RE_B		0xb0b1
354			MX6QDL_PAD_SD4_CLK__NAND_WE_B		0xb0b1
355			MX6QDL_PAD_NANDF_D0__NAND_DATA00	0xb0b1
356			MX6QDL_PAD_NANDF_D1__NAND_DATA01	0xb0b1
357			MX6QDL_PAD_NANDF_D2__NAND_DATA02	0xb0b1
358			MX6QDL_PAD_NANDF_D3__NAND_DATA03	0xb0b1
359			MX6QDL_PAD_NANDF_D4__NAND_DATA04	0xb0b1
360			MX6QDL_PAD_NANDF_D5__NAND_DATA05	0xb0b1
361			MX6QDL_PAD_NANDF_D6__NAND_DATA06	0xb0b1
362			MX6QDL_PAD_NANDF_D7__NAND_DATA07	0xb0b1
363			MX6QDL_PAD_SD4_DAT0__NAND_DQS		0x00b1
364		>;
365	};
366
367	pinctrl_i2c3: i2c3grp {
368		fsl,pins = <
369			MX6QDL_PAD_GPIO_3__I2C3_SCL	0x4001b8b1
370			MX6QDL_PAD_GPIO_6__I2C3_SDA	0x4001b8b1
371		>;
372	};
373
374	pinctrl_pcie: pciegrp {
375		fsl,pins = <
376			MX6QDL_PAD_ENET_RXD1__GPIO1_IO26	0x1b0b1
377			MX6QDL_PAD_EIM_CS1__GPIO2_IO24	0x1b0b1
378		>;
379	};
380
381	pinctrl_pwrseq: pwrseqgrp {
382		fsl,pins = <
383			MX6QDL_PAD_GPIO_17__GPIO7_IO12		0x1b0b0
384			MX6QDL_PAD_NANDF_CS3__GPIO6_IO16	0x1b0b0
385		>;
386	};
387
388	pinctrl_spdif: spdifgrp {
389		fsl,pins = <
390			MX6QDL_PAD_GPIO_16__SPDIF_IN  0x1b0b0
391			MX6QDL_PAD_GPIO_19__SPDIF_OUT 0x1b0b0
392		>;
393	};
394
395	pinctrl_uart4: uart4grp {
396		fsl,pins = <
397			MX6QDL_PAD_KEY_COL0__UART4_TX_DATA	0x1b0b1
398			MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA	0x1b0b1
399		>;
400	};
401
402	pinctrl_usbh1: usbh1grp {
403		fsl,pins = <
404			MX6QDL_PAD_SD3_RST__GPIO7_IO08	0x1b0b1
405		>;
406	};
407
408	pinctrl_usbotg: usbotggrp {
409		fsl,pins = <
410			MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID	0x17059
411			MX6QDL_PAD_EIM_D22__GPIO3_IO22	0x130b0
412		>;
413	};
414
415	pinctrl_usdhc1: usdhc1grp {
416		fsl,pins = <
417			MX6QDL_PAD_SD1_CMD__SD1_CMD	0x17071
418			MX6QDL_PAD_SD1_CLK__SD1_CLK	0x10071
419			MX6QDL_PAD_SD1_DAT0__SD1_DATA0	0x17071
420			MX6QDL_PAD_SD1_DAT1__SD1_DATA1	0x17071
421			MX6QDL_PAD_SD1_DAT2__SD1_DATA2	0x17071
422			MX6QDL_PAD_SD1_DAT3__SD1_DATA3	0x17071
423		>;
424	};
425};
426
427&pcie {
428	pinctrl-names = "default";
429	pinctrl-0 = <&pinctrl_pcie>;
430	reset-gpio = <&gpio1 26 GPIO_ACTIVE_LOW>;
431	vpcie-supply = <&reg_pcie_power_on_gpio>;
432	status = "okay";
433};
434
435&sata {
436	status = "okay";
437};
438
439&snvs_poweroff {
440	status = "okay";
441};
442
443&spdif {
444	pinctrl-names = "default";
445	pinctrl-0 = <&pinctrl_spdif>;
446	status = "okay";
447};
448
449&ssi2 {
450	assigned-clocks = <&clks IMX6QDL_CLK_SSI2_SEL>,
451			<&clks IMX6QDL_CLK_PLL4_AUDIO_DIV>;
452	assigned-clock-parents = <&clks IMX6QDL_CLK_PLL4_AUDIO_DIV>;
453	assigned-clock-rates = <0>, <786432000>;
454	status = "okay";
455};
456
457&uart4 {
458	pinctrl-names = "default";
459	pinctrl-0 = <&pinctrl_uart4>;
460	status = "okay";
461};
462
463&usbh1 {
464	vbus-supply = <&reg_usb_h1_vbus>;
465	pinctrl-names = "default";
466	pinctrl-0 = <&pinctrl_usbh1>;
467	status = "okay";
468};
469
470&usbotg {
471	vbus-supply = <&reg_usb_otg_vbus>;
472	pinctrl-names = "default";
473	pinctrl-0 = <&pinctrl_usbotg>;
474	dr_mode = "otg";
475	status = "okay";
476};
477
478&usdhc1 {
479	pinctrl-names = "default";
480	pinctrl-0 = <&pinctrl_usdhc1>;
481	mmc-pwrseq = <&awnh387_pwrseq>;
482	non-removable;
483	/*
484	 * If the OS probes the Bluetooth AMP function advertised on this bus
485	 * but the firmware in place does not support it, the WiFi/BT module
486	 * gets unresponsive.
487	 * Users who configured their OS properly can enable this node to gain
488	 * WiFi and/or plain Bluetooth support.
489	 */
490	status = "disabled";
491};
492