1// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
2/*
3 * Copyright 2020-2021 TQ-Systems GmbH
4 */
5
6#include <dt-bindings/phy/phy-imx8-pcie.h>
7#include "imx8mm.dtsi"
8
9/ {
10	model = "TQ-Systems GmbH i.MX8MM TQMa8MxML";
11	compatible = "tq,imx8mm-tqma8mqml", "fsl,imx8mm";
12
13	memory@40000000 {
14		device_type = "memory";
15		/*  our minimum RAM config will be 1024 MiB */
16		reg = <0x00000000 0x40000000 0 0x40000000>;
17	};
18
19	/* e-MMC IO, needed for HS modes */
20	reg_vcc1v8: regulator-vcc1v8 {
21		compatible = "regulator-fixed";
22		regulator-name = "TQMA8MXML_VCC1V8";
23		regulator-min-microvolt = <1800000>;
24		regulator-max-microvolt = <1800000>;
25	};
26
27	/* identical to buck4_reg, but should never change */
28	reg_vcc3v3: regulator-vcc3v3 {
29		compatible = "regulator-fixed";
30		regulator-name = "TQMA8MXML_VCC3V3";
31		regulator-min-microvolt = <3300000>;
32		regulator-max-microvolt = <3300000>;
33	};
34
35	reserved-memory {
36		#address-cells = <2>;
37		#size-cells = <2>;
38		ranges;
39
40		/* global autoconfigured region for contiguous allocations */
41		linux,cma {
42			compatible = "shared-dma-pool";
43			reusable;
44			/* 640 MiB */
45			size = <0 0x28000000>;
46			/*  1024 - 128 MiB, our minimum RAM config will be 1024 MiB */
47			alloc-ranges = <0 0x40000000 0 0x78000000>;
48			linux,cma-default;
49		};
50	};
51};
52
53&A53_0 {
54	cpu-supply = <&buck2_reg>;
55};
56
57&flexspi {
58	pinctrl-names = "default";
59	pinctrl-0 = <&pinctrl_flexspi>;
60	status = "okay";
61
62	flash0: flash@0 {
63		compatible = "jedec,spi-nor";
64		reg = <0>;
65		#address-cells = <1>;
66		#size-cells = <1>;
67		spi-max-frequency = <84000000>;
68		spi-tx-bus-width = <1>;
69		spi-rx-bus-width = <4>;
70	};
71};
72
73&gpu_2d {
74	status = "okay";
75};
76
77&gpu_3d {
78	status = "okay";
79};
80
81&i2c1 {
82	clock-frequency = <100000>;
83	pinctrl-names = "default", "gpio";
84	pinctrl-0 = <&pinctrl_i2c1>;
85	pinctrl-1 = <&pinctrl_i2c1_gpio>;
86	scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
87	sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
88	status = "okay";
89
90	sensor0: temperature-sensor@1b {
91		compatible = "nxp,se97b", "jedec,jc-42.4-temp";
92		reg = <0x1b>;
93	};
94
95	pca9450: pmic@25 {
96		compatible = "nxp,pca9450a";
97		reg = <0x25>;
98
99		/* PMIC PCA9450 PMIC_nINT GPIO1_IO08 */
100		pinctrl-0 = <&pinctrl_pmic>;
101		pinctrl-names = "default";
102		interrupt-parent = <&gpio1>;
103		interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
104
105		regulators {
106			/* V_0V85_SOC: 0.85 */
107			buck1_reg: BUCK1 {
108				regulator-name = "BUCK1";
109				regulator-min-microvolt = <850000>;
110				regulator-max-microvolt = <850000>;
111				regulator-boot-on;
112				regulator-always-on;
113				regulator-ramp-delay = <3125>;
114			};
115
116			/* VDD_ARM */
117			buck2_reg: BUCK2 {
118				regulator-name = "BUCK2";
119				regulator-min-microvolt = <850000>;
120				regulator-max-microvolt = <1000000>;
121				regulator-boot-on;
122				regulator-always-on;
123				nxp,dvs-run-voltage = <950000>;
124				nxp,dvs-standby-voltage = <850000>;
125				regulator-ramp-delay = <3125>;
126			};
127
128			/* V_0V85_GPU / DRAM / VPU */
129			buck3_reg: BUCK3 {
130				regulator-name = "BUCK3";
131				regulator-min-microvolt = <850000>;
132				regulator-max-microvolt = <950000>;
133				regulator-boot-on;
134				regulator-always-on;
135				regulator-ramp-delay = <3125>;
136			};
137
138			/* VCC3V3 -> VMMC, ... must not be changed */
139			buck4_reg: BUCK4 {
140				regulator-name = "BUCK4";
141				regulator-min-microvolt = <3300000>;
142				regulator-max-microvolt = <3300000>;
143				regulator-boot-on;
144				regulator-always-on;
145			};
146
147			/* V_1V8 -> VQMMC, SPI-NOR, ... must not be changed */
148			buck5_reg: BUCK5 {
149				regulator-name = "BUCK5";
150				regulator-min-microvolt = <1800000>;
151				regulator-max-microvolt = <1800000>;
152				regulator-boot-on;
153				regulator-always-on;
154			};
155
156			/* V_1V1 -> RAM, ... must not be changed */
157			buck6_reg: BUCK6 {
158				regulator-name = "BUCK6";
159				regulator-min-microvolt = <1100000>;
160				regulator-max-microvolt = <1100000>;
161				regulator-boot-on;
162				regulator-always-on;
163			};
164
165			/* V_1V8_SNVS */
166			ldo1_reg: LDO1 {
167				regulator-name = "LDO1";
168				regulator-min-microvolt = <1800000>;
169				regulator-max-microvolt = <1800000>;
170				regulator-boot-on;
171				regulator-always-on;
172			};
173
174			/* V_0V8_SNVS */
175			ldo2_reg: LDO2 {
176				regulator-name = "LDO2";
177				regulator-min-microvolt = <800000>;
178				regulator-max-microvolt = <850000>;
179				regulator-boot-on;
180				regulator-always-on;
181			};
182
183			/* V_1V8_ANA */
184			ldo3_reg: LDO3 {
185				regulator-name = "LDO3";
186				regulator-min-microvolt = <1800000>;
187				regulator-max-microvolt = <1800000>;
188				regulator-boot-on;
189				regulator-always-on;
190			};
191
192			/* V_0V9_MIPI */
193			ldo4_reg: LDO4 {
194				regulator-name = "LDO4";
195				regulator-min-microvolt = <900000>;
196				regulator-max-microvolt = <900000>;
197				regulator-boot-on;
198				regulator-always-on;
199			};
200
201			/* VCC SD IO - switched using SD2 VSELECT */
202			ldo5_reg: LDO5 {
203				regulator-name = "LDO5";
204				regulator-min-microvolt = <1800000>;
205				regulator-max-microvolt = <3300000>;
206			};
207		};
208	};
209
210
211	pcf85063: rtc@51 {
212		compatible = "nxp,pcf85063a";
213		reg = <0x51>;
214		quartz-load-femtofarads = <7000>;
215	};
216
217	eeprom1: eeprom@53 {
218		compatible = "nxp,se97b", "atmel,24c02";
219		read-only;
220		reg = <0x53>;
221		pagesize = <16>;
222	};
223
224	eeprom0: eeprom@57 {
225		compatible = "atmel,24c64";
226		reg = <0x57>;
227		pagesize = <32>;
228	};
229};
230
231&pcie_phy {
232	fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
233	fsl,clkreq-unsupported;
234};
235
236&usdhc3 {
237	pinctrl-names = "default", "state_100mhz", "state_200mhz";
238	pinctrl-0 = <&pinctrl_usdhc3>;
239	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
240	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
241	bus-width = <8>;
242	non-removable;
243	no-sd;
244	no-sdio;
245	vmmc-supply = <&reg_vcc3v3>;
246	vqmmc-supply = <&reg_vcc1v8>;
247	status = "okay";
248};
249
250/*
251 * Attention:
252 * wdog reset is routed to PMIC, PMIC must be preconfigured to force POR
253 * without LDO for SNVS. GPIO1_IO02 must not be used as GPIO.
254 */
255&wdog1 {
256	pinctrl-names = "default";
257	pinctrl-0 = <&pinctrl_wdog>;
258	fsl,ext-reset-output;
259	status = "okay";
260};
261
262&iomuxc {
263	pinctrl_flexspi: flexspigrp {
264		fsl,pins = <MX8MM_IOMUXC_NAND_ALE_QSPI_A_SCLK		0x82>,
265			   <MX8MM_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B	0x82>,
266			   <MX8MM_IOMUXC_NAND_DATA00_QSPI_A_DATA0	0x82>,
267			   <MX8MM_IOMUXC_NAND_DATA01_QSPI_A_DATA1	0x82>,
268			   <MX8MM_IOMUXC_NAND_DATA02_QSPI_A_DATA2	0x82>,
269			   <MX8MM_IOMUXC_NAND_DATA03_QSPI_A_DATA3	0x82>;
270	};
271
272	pinctrl_i2c1: i2c1grp {
273		fsl,pins = <MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL		0x40000004>,
274			   <MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA		0x40000004>;
275	};
276
277	pinctrl_i2c1_gpio: i2c1gpiogrp {
278		fsl,pins = <MX8MM_IOMUXC_I2C1_SCL_GPIO5_IO14		0x40000004>,
279			   <MX8MM_IOMUXC_I2C1_SDA_GPIO5_IO15		0x40000004>;
280	};
281
282	pinctrl_pmic: pmicgrp {
283		fsl,pins = <MX8MM_IOMUXC_GPIO1_IO08_GPIO1_IO8		0x94>;
284	};
285
286	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
287		fsl,pins = <MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19		0x84>;
288	};
289
290	pinctrl_usdhc3: usdhc3grp {
291		fsl,pins = <MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK		0x1d4>,
292			   <MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d2>,
293			   <MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d4>,
294			   <MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d4>,
295			   <MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d4>,
296			   <MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d4>,
297			   <MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4>,
298			   <MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d4>,
299			   <MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d4>,
300			   <MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4>,
301			   <MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x84>,
302			   /* option USDHC3_RESET_B not defined, only in RM */
303			   <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16	0x84>;
304	};
305
306	pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
307		fsl,pins = <MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK		0x1d2>,
308			   <MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d2>,
309			   <MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d4>,
310			   <MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d4>,
311			   <MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d4>,
312			   <MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d4>,
313			   <MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4>,
314			   <MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d4>,
315			   <MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d4>,
316			   <MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4>,
317			   <MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x84>,
318			   /* option USDHC3_RESET_B not defined, only in RM */
319			   <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16	0x84>;
320	};
321
322	pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
323		fsl,pins = <MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK		0x1d6>,
324			   <MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD		0x1d2>,
325			   <MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d4>,
326			   <MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d4>,
327			   <MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d4>,
328			   <MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d4>,
329			   <MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4		0x1d4>,
330			   <MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d4>,
331			   <MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d4>,
332			   <MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7		0x1d4>,
333			   <MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x84>,
334			   /* option USDHC3_RESET_B not defined, only in RM */
335			   <MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16	0x84>;
336	};
337
338	pinctrl_wdog: wdoggrp {
339		fsl,pins = <MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B	0x84>;
340	};
341};
342