1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
2 /*
3 * Copyright 2021-2022 TQ-Systems GmbH
4 * Author: Alexander Stein <alexander.stein@tq-group.com>
5 */
6
7 #include "imx8mp.dtsi"
8
9 / {
10 model = "TQ-Systems i.MX8MPlus TQMa8MPxL";
11 compatible = "tq,imx8mp-tqma8mpql", "fsl,imx8mp";
12
13 memory@40000000 {
14 device_type = "memory";
15 reg = <0x0 0x40000000 0 0x80000000>;
16 };
17
18 /* identical to buck4_reg, but should never change */
19 reg_vcc3v3: regulator-vcc3v3 {
20 compatible = "regulator-fixed";
21 regulator-name = "VCC3V3";
22 regulator-min-microvolt = <3300000>;
23 regulator-max-microvolt = <3300000>;
24 regulator-always-on;
25 };
26
27 /* e-MMC IO, needed for HS modes */
28 reg_vcc1v8: regulator-vcc1v8 {
29 compatible = "regulator-fixed";
30 regulator-name = "VCC1V8";
31 regulator-min-microvolt = <1800000>;
32 regulator-max-microvolt = <1800000>;
33 regulator-always-on;
34 };
35 };
36
37 &A53_0 {
38 cpu-supply = <&buck2_reg>;
39 };
40
41 &flexspi {
42 pinctrl-names = "default";
43 pinctrl-0 = <&pinctrl_flexspi0>;
44 status = "okay";
45
46 flash0: flash@0 {
47 reg = <0>;
48 #address-cells = <1>;
49 #size-cells = <1>;
50 compatible = "jedec,spi-nor";
51 spi-max-frequency = <80000000>;
52 spi-tx-bus-width = <1>;
53 spi-rx-bus-width = <4>;
54 };
55 };
56
57 &i2c1 {
58 clock-frequency = <384000>;
59 pinctrl-names = "default", "gpio";
60 pinctrl-0 = <&pinctrl_i2c1>;
61 pinctrl-1 = <&pinctrl_i2c1_gpio>;
62 scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
63 sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
64 status = "okay";
65
66 /* NXP SE97BTP with temperature sensor + eeprom */
67 se97: temperature-sensor-eeprom@1b {
68 compatible = "nxp,se97", "jedec,jc-42.4-temp";
69 reg = <0x1b>;
70 };
71
72 pmic: pmic@25 {
73 reg = <0x25>;
74 compatible = "nxp,pca9450c";
75
76 /* PMIC PCA9450 PMIC_nINT GPIO1_IO08 */
77 pinctrl-0 = <&pinctrl_pmic>;
78 pinctrl-names = "default";
79 interrupt-parent = <&gpio1>;
80 interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
81
82 regulators {
83 /* V_0V85_SOC: 0.85 .. 0.95 */
84 buck1_reg: BUCK1 {
85 regulator-name = "BUCK1";
86 regulator-min-microvolt = <850000>;
87 regulator-max-microvolt = <950000>;
88 regulator-boot-on;
89 regulator-always-on;
90 regulator-ramp-delay = <3125>;
91 };
92
93 /* VDD_ARM */
94 buck2_reg: BUCK2 {
95 regulator-name = "BUCK2";
96 regulator-min-microvolt = <850000>;
97 regulator-max-microvolt = <1000000>;
98 regulator-boot-on;
99 regulator-always-on;
100 nxp,dvs-run-voltage = <950000>;
101 nxp,dvs-standby-voltage = <850000>;
102 regulator-ramp-delay = <3125>;
103 };
104
105 /* VCC3V3 -> VMMC, ... must not be changed */
106 buck4_reg: BUCK4 {
107 regulator-name = "BUCK4";
108 regulator-min-microvolt = <3300000>;
109 regulator-max-microvolt = <3300000>;
110 regulator-boot-on;
111 regulator-always-on;
112 };
113
114 /* V_1V8 -> VQMMC, SPI-NOR, ... must not be changed */
115 buck5_reg: BUCK5 {
116 regulator-name = "BUCK5";
117 regulator-min-microvolt = <1800000>;
118 regulator-max-microvolt = <1800000>;
119 regulator-boot-on;
120 regulator-always-on;
121 };
122
123 /* V_1V1 -> RAM, ... must not be changed */
124 buck6_reg: BUCK6 {
125 regulator-name = "BUCK6";
126 regulator-min-microvolt = <1100000>;
127 regulator-max-microvolt = <1100000>;
128 regulator-boot-on;
129 regulator-always-on;
130 };
131
132 /* V_1V8_SNVS */
133 ldo1_reg: LDO1 {
134 regulator-name = "LDO1";
135 regulator-min-microvolt = <1800000>;
136 regulator-max-microvolt = <1800000>;
137 regulator-boot-on;
138 regulator-always-on;
139 };
140
141 /* V_1V8_ANA */
142 ldo3_reg: LDO3 {
143 regulator-name = "LDO3";
144 regulator-min-microvolt = <1800000>;
145 regulator-max-microvolt = <1800000>;
146 regulator-boot-on;
147 regulator-always-on;
148 };
149
150 /* unused */
151 ldo4_reg: LDO4 {
152 regulator-name = "LDO4";
153 regulator-min-microvolt = <800000>;
154 regulator-max-microvolt = <3300000>;
155 };
156
157 /* VCC SD IO - switched using SD2 VSELECT */
158 ldo5_reg: LDO5 {
159 regulator-name = "LDO5";
160 regulator-min-microvolt = <1800000>;
161 regulator-max-microvolt = <3300000>;
162 };
163 };
164 };
165
166 pcf85063: rtc@51 {
167 compatible = "nxp,pcf85063a";
168 reg = <0x51>;
169 };
170
171 at24c02: eeprom@53 {
172 compatible = "nxp,se97b", "atmel,24c02";
173 read-only;
174 reg = <0x53>;
175 pagesize = <16>;
176 vcc-supply = <®_vcc3v3>;
177 };
178
179 m24c64: eeprom@57 {
180 compatible = "atmel,24c64";
181 reg = <0x57>;
182 pagesize = <32>;
183 vcc-supply = <®_vcc3v3>;
184 };
185 };
186
187 &usdhc3 {
188 pinctrl-names = "default", "state_100mhz", "state_200mhz";
189 pinctrl-0 = <&pinctrl_usdhc3>;
190 pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
191 pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
192 bus-width = <8>;
193 non-removable;
194 no-sd;
195 no-sdio;
196 vmmc-supply = <®_vcc3v3>;
197 vqmmc-supply = <®_vcc1v8>;
198 status = "okay";
199 };
200
201 &wdog1 {
202 pinctrl-names = "default";
203 pinctrl-0 = <&pinctrl_wdog>;
204 fsl,ext-reset-output;
205 status = "okay";
206 };
207
208 &iomuxc {
209 pinctrl_flexspi0: flexspi0grp {
210 fsl,pins = <MX8MP_IOMUXC_NAND_ALE__FLEXSPI_A_SCLK 0x142>,
211 <MX8MP_IOMUXC_NAND_CE0_B__FLEXSPI_A_SS0_B 0x82>,
212 <MX8MP_IOMUXC_NAND_DATA00__FLEXSPI_A_DATA00 0x82>,
213 <MX8MP_IOMUXC_NAND_DATA01__FLEXSPI_A_DATA01 0x82>,
214 <MX8MP_IOMUXC_NAND_DATA02__FLEXSPI_A_DATA02 0x82>,
215 <MX8MP_IOMUXC_NAND_DATA03__FLEXSPI_A_DATA03 0x82>;
216 };
217
218 pinctrl_i2c1: i2c1grp {
219 fsl,pins = <MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL 0x400001e2>,
220 <MX8MP_IOMUXC_I2C1_SDA__I2C1_SDA 0x400001e2>;
221 };
222
223 pinctrl_i2c1_gpio: i2c1-gpiogrp {
224 fsl,pins = <MX8MP_IOMUXC_I2C1_SCL__GPIO5_IO14 0x400001e2>,
225 <MX8MP_IOMUXC_I2C1_SDA__GPIO5_IO15 0x400001e2>;
226 };
227
228 pinctrl_pmic: pmicirqgrp {
229 fsl,pins = <MX8MP_IOMUXC_GPIO1_IO08__GPIO1_IO08 0x1c0>;
230 };
231
232 pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
233 fsl,pins = <MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19 0x10>;
234 };
235
236 pinctrl_usdhc3: usdhc3grp {
237 fsl,pins = <MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x194>,
238 <MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d4>,
239 <MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d4>,
240 <MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d4>,
241 <MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d4>,
242 <MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d4>,
243 <MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d4>,
244 <MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d4>,
245 <MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d4>,
246 <MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d4>,
247 <MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x84>,
248 <MX8MP_IOMUXC_NAND_READY_B__USDHC3_RESET_B 0x84>;
249 };
250
251 pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
252 fsl,pins = <MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x194>,
253 <MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d4>,
254 <MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d4>,
255 <MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d4>,
256 <MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d4>,
257 <MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d4>,
258 <MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d4>,
259 <MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d4>,
260 <MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d4>,
261 <MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d4>,
262 <MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x84>,
263 <MX8MP_IOMUXC_NAND_READY_B__USDHC3_RESET_B 0x84>;
264 };
265
266 pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
267 fsl,pins = <MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x194>,
268 <MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d4>,
269 <MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d4>,
270 <MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d4>,
271 <MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d4>,
272 <MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d4>,
273 <MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d4>,
274 <MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d4>,
275 <MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d4>,
276 <MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d4>,
277 <MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x84>,
278 <MX8MP_IOMUXC_NAND_READY_B__USDHC3_RESET_B 0x84>;
279 };
280
281 pinctrl_wdog: wdoggrp {
282 fsl,pins = <MX8MP_IOMUXC_GPIO1_IO02__WDOG1_WDOG_B 0x1c4>;
283 };
284 };
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