1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2022 PHYTEC Messtechnik GmbH
4 * Author: Teresa Remmet <t.remmet@phytec.de>
5 */
6
7/dts-v1/;
8
9#include <dt-bindings/interrupt-controller/irq.h>
10#include <dt-bindings/leds/common.h>
11#include <dt-bindings/phy/phy-imx8-pcie.h>
12#include "imx8mm-phycore-som.dtsi"
13
14/ {
15	model = "PHYTEC phyBOARD-Polis-i.MX8MM RDK";
16	compatible = "phytec,imx8mm-phyboard-polis-rdk",
17		     "phytec,imx8mm-phycore-som", "fsl,imx8mm";
18
19	chosen {
20		stdout-path = &uart3;
21	};
22
23	bt_osc_32k: bt-lp-clock {
24		compatible = "fixed-clock";
25		clock-frequency = <32768>;
26		clock-output-names = "bt_osc_32k";
27		#clock-cells = <0>;
28	};
29
30	can_osc_40m: can-clock {
31		compatible = "fixed-clock";
32		clock-frequency = <40000000>;
33		clock-output-names = "can_osc_40m";
34		#clock-cells = <0>;
35	};
36
37	fan {
38		compatible = "gpio-fan";
39		gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>;
40		gpio-fan,speed-map = <0     0
41				      13000 1>;
42		pinctrl-names = "default";
43		pinctrl-0 = <&pinctrl_fan>;
44		#cooling-cells = <2>;
45	};
46
47	leds {
48		compatible = "gpio-leds";
49		pinctrl-names = "default";
50		pinctrl-0 = <&pinctrl_leds>;
51
52		led-0 {
53			color = <LED_COLOR_ID_RED>;
54			function = LED_FUNCTION_DISK;
55			gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
56			linux,default-trigger = "mmc2";
57		};
58
59		led-1 {
60			color = <LED_COLOR_ID_BLUE>;
61			function = LED_FUNCTION_DISK;
62			gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
63			linux,default-trigger = "mmc1";
64		};
65
66		led-2 {
67			color = <LED_COLOR_ID_GREEN>;
68			function = LED_FUNCTION_CPU;
69			gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
70			linux,default-trigger = "heartbeat";
71		};
72	};
73
74	usdhc1_pwrseq: pwr-seq {
75		compatible = "mmc-pwrseq-simple";
76		post-power-on-delay-ms = <100>;
77		power-off-delay-us = <60>;
78		reset-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
79	};
80
81	reg_can_en: regulator-can-en {
82		compatible = "regulator-fixed";
83		gpio = <&gpio1 9 GPIO_ACTIVE_LOW>;
84		pinctrl-names = "default";
85		pinctrl-0 = <&pinctrl_can_en>;
86		regulator-max-microvolt = <3300000>;
87		regulator-min-microvolt = <3300000>;
88		regulator-name = "CAN_EN";
89		startup-delay-us = <20>;
90	};
91
92	reg_usb_otg1_vbus: regulator-usb-otg1 {
93		compatible = "regulator-fixed";
94		gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
95		enable-active-high;
96		pinctrl-names = "default";
97		pinctrl-0 = <&pinctrl_usbotg1pwrgrp>;
98		regulator-name = "usb_otg1_vbus";
99		regulator-max-microvolt = <5000000>;
100		regulator-min-microvolt = <5000000>;
101	};
102
103	reg_usdhc2_vmmc: regulator-usdhc2 {
104		compatible = "regulator-fixed";
105		gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
106		enable-active-high;
107		off-on-delay-us = <20000>;
108		pinctrl-names = "default";
109		pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
110		regulator-max-microvolt = <3300000>;
111		regulator-min-microvolt = <3300000>;
112		regulator-name = "VSD_3V3";
113	};
114
115	reg_vcc_3v3: regulator-vcc-3v3 {
116		compatible = "regulator-fixed";
117		regulator-max-microvolt = <3300000>;
118		regulator-min-microvolt = <3300000>;
119		regulator-name = "VCC_3V3";
120	};
121};
122
123/* SPI - CAN MCP251XFD */
124&ecspi1 {
125	cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
126	pinctrl-names = "default";
127	pinctrl-0 = <&pinctrl_ecspi1>;
128	status = "okay";
129
130	can0: can@0 {
131		compatible = "microchip,mcp251xfd";
132		clocks = <&can_osc_40m>;
133		interrupt-parent = <&gpio1>;
134		interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
135		pinctrl-names = "default";
136		pinctrl-0 = <&pinctrl_can_int>;
137		reg = <0>;
138		spi-max-frequency = <20000000>;
139		xceiver-supply = <&reg_can_en>;
140	};
141};
142
143&gpio1 {
144	gpio-line-names = "", "LED_RED", "WDOG_INT", "X_RTC_INT",
145		"", "", "", "RESET_ETHPHY",
146		"CAN_nINT", "CAN_EN", "nENABLE_FLATLINK", "",
147		"USB_OTG_VBUS_EN", "", "LED_GREEN", "LED_BLUE";
148};
149
150&gpio2 {
151	gpio-line-names = "", "", "", "",
152		"", "", "BT_REG_ON", "WL_REG_ON",
153		"BT_DEV_WAKE", "BT_HOST_WAKE", "", "",
154		"X_SD2_CD_B", "", "", "",
155		"", "", "", "SD2_RESET_B";
156};
157
158&gpio4 {
159	gpio-line-names = "", "", "", "",
160		"", "", "", "",
161		"FAN", "miniPCIe_nPERST", "", "",
162		"COEX1", "COEX2";
163};
164
165&gpio5 {
166	gpio-line-names = "", "", "", "",
167		"", "", "", "",
168		"", "ECSPI1_SS0";
169};
170
171&i2c4 {
172	clock-frequency = <400000>;
173	pinctrl-names = "default";
174	pinctrl-0 = <&pinctrl_i2c4>;
175};
176
177/* PCIe */
178&pcie0 {
179	assigned-clocks = <&clk IMX8MM_CLK_PCIE1_AUX>,
180			  <&clk IMX8MM_CLK_PCIE1_CTRL>;
181	assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_50M>,
182				 <&clk IMX8MM_SYS_PLL2_250M>;
183	assigned-clock-rates = <10000000>, <250000000>;
184	pinctrl-names = "default";
185	pinctrl-0 = <&pinctrl_pcie>;
186	reset-gpio = <&gpio4 9 GPIO_ACTIVE_LOW>;
187	status = "okay";
188};
189
190&pcie_phy {
191	clocks = <&clk IMX8MM_CLK_PCIE1_PHY>;
192	fsl,clkreq-unsupported;
193	fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_OUTPUT>;
194	fsl,tx-deemph-gen1 = <0x2d>;
195	fsl,tx-deemph-gen2 = <0xf>;
196	status = "okay";
197};
198
199&rv3028 {
200	trickle-resistor-ohms = <3000>;
201};
202
203&snvs_pwrkey {
204	status = "okay";
205};
206
207/* UART - RS232/RS485 */
208&uart1 {
209	assigned-clocks = <&clk IMX8MM_CLK_UART1>;
210	assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_80M>;
211	pinctrl-names = "default";
212	pinctrl-0 = <&pinctrl_uart1>;
213	uart-has-rtscts;
214	status = "okay";
215};
216
217/* UART - Sterling-LWB Bluetooth */
218&uart2 {
219	assigned-clocks = <&clk IMX8MM_CLK_UART2>;
220	assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_80M>;
221	fsl,dte-mode;
222	pinctrl-names = "default";
223	pinctrl-0 = <&pinctrl_uart2_bt>;
224	uart-has-rtscts;
225	status = "okay";
226
227	bluetooth {
228		compatible = "brcm,bcm43438-bt";
229		clocks = <&bt_osc_32k>;
230		clock-names = "lpo";
231		device-wakeup-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>;
232		interrupt-names = "host-wakeup";
233		interrupt-parent = <&gpio2>;
234		interrupts = <9 IRQ_TYPE_EDGE_BOTH>;
235		max-speed = <2000000>;
236		pinctrl-names = "default";
237		pinctrl-0 = <&pinctrl_bt>;
238		shutdown-gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
239		vddio-supply = <&reg_vcc_3v3>;
240	};
241};
242
243/* UART - console */
244&uart3 {
245	pinctrl-names = "default";
246	pinctrl-0 = <&pinctrl_uart3>;
247	status = "okay";
248};
249
250/* USB */
251&usbotg1 {
252	adp-disable;
253	dr_mode = "otg";
254	over-current-active-low;
255	samsung,picophy-pre-emp-curr-control = <3>;
256	samsung,picophy-dc-vol-level-adjust = <7>;
257	srp-disable;
258	vbus-supply = <&reg_usb_otg1_vbus>;
259	status = "okay";
260};
261
262&usbotg2 {
263	disable-over-current;
264	dr_mode = "host";
265	samsung,picophy-pre-emp-curr-control = <3>;
266	samsung,picophy-dc-vol-level-adjust = <7>;
267	status = "okay";
268};
269
270/* SDIO - Sterling-LWB Wifi */
271&usdhc1 {
272	assigned-clocks = <&clk IMX8MM_CLK_USDHC1>;
273	assigned-clock-rates = <200000000>;
274	bus-width = <4>;
275	mmc-pwrseq = <&usdhc1_pwrseq>;
276	non-removable;
277	no-1-8-v;
278	pinctrl-names = "default";
279	pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_wlan>;
280	#address-cells = <1>;
281	#size-cells = <0>;
282	status = "okay";
283
284	brcmf: wifi@1 {
285		compatible = "brcm,bcm4329-fmac";
286		reg = <1>;
287	};
288};
289
290/* SD-Card */
291&usdhc2 {
292	assigned-clocks = <&clk IMX8MM_CLK_USDHC2>;
293	assigned-clock-rates = <200000000>;
294	bus-width = <4>;
295	cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
296	disable-wp;
297	pinctrl-names = "default", "state_100mhz", "state_200mhz";
298	pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
299	pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
300	pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
301	vmmc-supply = <&reg_usdhc2_vmmc>;
302	vqmmc-supply = <&reg_nvcc_sd2>;
303	status = "okay";
304};
305
306&iomuxc {
307	pinctrl_bt: btgrp {
308		fsl,pins = <
309			MX8MM_IOMUXC_SD1_DATA4_GPIO2_IO6	0x00
310			MX8MM_IOMUXC_SD1_DATA6_GPIO2_IO8	0x00
311			MX8MM_IOMUXC_SD1_DATA7_GPIO2_IO9	0x00
312		>;
313	};
314
315	pinctrl_can_en: can-engrp {
316		fsl,pins = <
317			MX8MM_IOMUXC_GPIO1_IO09_GPIO1_IO9	0x00
318		>;
319	};
320
321	pinctrl_can_int: can-intgrp {
322		fsl,pins = <
323			MX8MM_IOMUXC_GPIO1_IO08_GPIO1_IO8	0x00
324		>;
325	};
326
327	pinctrl_ecspi1: ecspi1grp {
328		fsl,pins = <
329			MX8MM_IOMUXC_ECSPI1_MISO_ECSPI1_MISO	0x80
330			MX8MM_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI	0x80
331			MX8MM_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK	0x80
332			MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9	0x00
333		>;
334	};
335
336	pinctrl_fan: fan0grp {
337		fsl,pins = <
338			MX8MM_IOMUXC_SAI1_RXD6_GPIO4_IO8	0x16
339		>;
340	};
341
342	pinctrl_i2c4: i2c4grp {
343		fsl,pins = <
344			MX8MM_IOMUXC_I2C4_SCL_I2C4_SCL		0x400001c2
345			MX8MM_IOMUXC_I2C4_SDA_I2C4_SDA		0x400001c2
346		>;
347	};
348
349	pinctrl_leds: leds1grp {
350		fsl,pins = <
351			MX8MM_IOMUXC_GPIO1_IO01_GPIO1_IO1	0x16
352			MX8MM_IOMUXC_GPIO1_IO14_GPIO1_IO14	0x16
353			MX8MM_IOMUXC_GPIO1_IO15_GPIO1_IO15	0x16
354		>;
355	};
356
357	pinctrl_pcie: pciegrp {
358		fsl,pins = <
359			MX8MM_IOMUXC_SAI1_RXD7_GPIO4_IO9	0x00
360			MX8MM_IOMUXC_SAI1_TXD0_GPIO4_IO12	0x12
361			MX8MM_IOMUXC_SAI1_TXD7_GPIO4_IO19	0x12
362		>;
363	};
364
365	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
366		fsl,pins = <
367			MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19	0x40
368		>;
369	};
370
371	pinctrl_uart1: uart1grp {
372		fsl,pins = <
373			MX8MM_IOMUXC_SAI2_RXC_UART1_DCE_RX	0x00
374			MX8MM_IOMUXC_SAI2_RXD0_UART1_DCE_RTS_B	0x00
375			MX8MM_IOMUXC_SAI2_RXFS_UART1_DCE_TX	0x00
376			MX8MM_IOMUXC_SAI2_TXFS_UART1_DCE_CTS_B	0x00
377		>;
378	};
379
380	pinctrl_uart2_bt: uart2btgrp {
381		fsl,pins = <
382			MX8MM_IOMUXC_SAI3_RXC_UART2_DTE_RTS_B	0x00
383			MX8MM_IOMUXC_SAI3_RXD_UART2_DTE_CTS_B	0x00
384			MX8MM_IOMUXC_SAI3_TXC_UART2_DTE_RX	0x00
385			MX8MM_IOMUXC_SAI3_TXFS_UART2_DTE_TX	0x00
386		>;
387	};
388
389	pinctrl_uart3: uart3grp {
390		fsl,pins = <
391			MX8MM_IOMUXC_UART3_RXD_UART3_DCE_RX	0x40
392			MX8MM_IOMUXC_UART3_TXD_UART3_DCE_TX	0x40
393		>;
394	};
395
396	pinctrl_usbotg1pwrgrp: usbotg1pwrgrp {
397		fsl,pins = <
398			MX8MM_IOMUXC_GPIO1_IO12_GPIO1_IO12	0x00
399		>;
400	};
401
402	pinctrl_usdhc1: usdhc1grp {
403		fsl,pins = <
404			MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK		0x182
405			MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD		0xc6
406			MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0	0xc6
407			MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1	0xc6
408			MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2	0xc6
409			MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3	0xc6
410		>;
411	};
412
413	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
414		fsl,pins = <
415			MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12	0x40
416		>;
417	};
418
419	pinctrl_usdhc2: usdhc2grp {
420		fsl,pins = <
421			MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
422			MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK		0x192
423			MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d2
424			MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d2
425			MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d2
426			MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d2
427			MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d2
428		>;
429	};
430
431	pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
432		fsl,pins = <
433			MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
434			MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK		0x194
435			MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d4
436			MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d4
437			MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d4
438			MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d4
439			MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d4
440		>;
441	};
442
443	pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
444		fsl,pins = <
445			MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
446			MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK		0x196
447			MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d6
448			MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d6
449			MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d6
450			MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d6
451			MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d6
452		>;
453	};
454
455	pinctrl_wlan: wlangrp {
456		fsl,pins = <
457			MX8MM_IOMUXC_SD1_DATA5_GPIO2_IO7	0x00
458		>;
459	};
460};
461