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Frieder Schrempf199dfd92021-09-29 16:42:42 +02001// SPDX-License-Identifier: GPL-2.0+ OR MIT
2/*
3 * Copyright (C) 2019 Kontron Electronics GmbH
4 */
5
6#include "imx8mm.dtsi"
7
8/ {
9 model = "Kontron i.MX8MM N801X SoM";
10 compatible = "kontron,imx8mm-n801x-som", "fsl,imx8mm";
11
12 memory@40000000 {
13 device_type = "memory";
14 /*
15 * There are multiple SoM flavors with different DDR sizes.
16 * The smallest is 1GB. For larger sizes the bootloader will
17 * update the reg property.
18 */
19 reg = <0x0 0x40000000 0 0x80000000>;
20 };
21
22 chosen {
23 stdout-path = &uart3;
24 };
25};
26
27&A53_0 {
28 cpu-supply = <&reg_vdd_arm>;
29};
30
31&A53_1 {
32 cpu-supply = <&reg_vdd_arm>;
33};
34
35&A53_2 {
36 cpu-supply = <&reg_vdd_arm>;
37};
38
39&A53_3 {
40 cpu-supply = <&reg_vdd_arm>;
41};
42
43&ddrc {
44 operating-points-v2 = <&ddrc_opp_table>;
45
46 ddrc_opp_table: opp-table {
47 compatible = "operating-points-v2";
48
49 opp-25M {
50 opp-hz = /bits/ 64 <25000000>;
51 };
52
53 opp-100M {
54 opp-hz = /bits/ 64 <100000000>;
55 };
56
57 opp-750M {
58 opp-hz = /bits/ 64 <750000000>;
59 };
60 };
61};
62
63&ecspi1 {
64 pinctrl-names = "default";
65 pinctrl-0 = <&pinctrl_ecspi1>;
Frieder Schrempf9c94bcc2022-06-14 15:03:18 +020066 cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
Frieder Schrempf199dfd92021-09-29 16:42:42 +020067 status = "okay";
68
Frieder Schrempf9c94bcc2022-06-14 15:03:18 +020069 flash@0 {
Frieder Schrempf199dfd92021-09-29 16:42:42 +020070 compatible = "mxicy,mx25r1635f", "jedec,spi-nor";
71 spi-max-frequency = <80000000>;
72 reg = <0>;
73 };
74};
75
76&i2c1 {
77 clock-frequency = <400000>;
78 pinctrl-names = "default";
79 pinctrl-0 = <&pinctrl_i2c1>;
80 status = "okay";
81
82 pca9450: pmic@25 {
83 compatible = "nxp,pca9450a";
84 reg = <0x25>;
85 pinctrl-names = "default";
86 pinctrl-0 = <&pinctrl_pmic>;
87 interrupt-parent = <&gpio1>;
88 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
89 sd-vsel-gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
90
91 regulators {
92 reg_vdd_soc: BUCK1 {
93 regulator-name = "buck1";
94 regulator-min-microvolt = <800000>;
95 regulator-max-microvolt = <850000>;
96 regulator-boot-on;
97 regulator-always-on;
98 regulator-ramp-delay = <3125>;
99 nxp,dvs-run-voltage = <850000>;
100 nxp,dvs-standby-voltage = <800000>;
101 };
102
103 reg_vdd_arm: BUCK2 {
104 regulator-name = "buck2";
105 regulator-min-microvolt = <850000>;
106 regulator-max-microvolt = <950000>;
107 regulator-boot-on;
108 regulator-always-on;
109 regulator-ramp-delay = <3125>;
110 nxp,dvs-run-voltage = <950000>;
111 nxp,dvs-standby-voltage = <850000>;
112 };
113
114 reg_vdd_dram: BUCK3 {
115 regulator-name = "buck3";
116 regulator-min-microvolt = <850000>;
117 regulator-max-microvolt = <950000>;
118 regulator-boot-on;
119 regulator-always-on;
120 };
121
122 reg_vdd_3v3: BUCK4 {
123 regulator-name = "buck4";
124 regulator-min-microvolt = <3300000>;
125 regulator-max-microvolt = <3300000>;
126 regulator-boot-on;
127 regulator-always-on;
128 };
129
130 reg_vdd_1v8: BUCK5 {
131 regulator-name = "buck5";
132 regulator-min-microvolt = <1800000>;
133 regulator-max-microvolt = <1800000>;
134 regulator-boot-on;
135 regulator-always-on;
136 };
137
138 reg_nvcc_dram: BUCK6 {
139 regulator-name = "buck6";
140 regulator-min-microvolt = <1100000>;
141 regulator-max-microvolt = <1100000>;
142 regulator-boot-on;
143 regulator-always-on;
144 };
145
146 reg_nvcc_snvs: LDO1 {
147 regulator-name = "ldo1";
148 regulator-min-microvolt = <1800000>;
149 regulator-max-microvolt = <1800000>;
150 regulator-boot-on;
151 regulator-always-on;
152 };
153
154 reg_vdd_snvs: LDO2 {
155 regulator-name = "ldo2";
156 regulator-min-microvolt = <800000>;
Frieder Schrempf9c94bcc2022-06-14 15:03:18 +0200157 regulator-max-microvolt = <900000>;
Frieder Schrempf199dfd92021-09-29 16:42:42 +0200158 regulator-boot-on;
159 regulator-always-on;
160 };
161
162 reg_vdda: LDO3 {
163 regulator-name = "ldo3";
164 regulator-min-microvolt = <1800000>;
165 regulator-max-microvolt = <1800000>;
166 regulator-boot-on;
167 regulator-always-on;
168 };
169
170 reg_vdd_phy: LDO4 {
171 regulator-name = "ldo4";
172 regulator-min-microvolt = <900000>;
173 regulator-max-microvolt = <900000>;
174 regulator-boot-on;
175 regulator-always-on;
176 };
177
178 reg_nvcc_sd: LDO5 {
179 regulator-name = "ldo5";
180 regulator-min-microvolt = <1800000>;
181 regulator-max-microvolt = <3300000>;
182 };
183 };
184 };
185};
186
187&uart3 { /* console */
188 pinctrl-names = "default";
189 pinctrl-0 = <&pinctrl_uart3>;
190 status = "okay";
191};
192
193&usdhc1 {
194 pinctrl-names = "default", "state_100mhz", "state_200mhz";
195 pinctrl-0 = <&pinctrl_usdhc1>;
196 pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
197 pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
198 vmmc-supply = <&reg_vdd_3v3>;
199 vqmmc-supply = <&reg_vdd_1v8>;
200 bus-width = <8>;
201 non-removable;
202 status = "okay";
203};
204
205&wdog1 {
206 pinctrl-names = "default";
207 pinctrl-0 = <&pinctrl_wdog>;
208 fsl,ext-reset-output;
209 status = "okay";
210};
211
212&iomuxc {
213 pinctrl_ecspi1: ecspi1grp {
214 fsl,pins = <
215 MX8MM_IOMUXC_ECSPI1_MISO_ECSPI1_MISO 0x82
216 MX8MM_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI 0x82
217 MX8MM_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK 0x82
218 MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x19
219 >;
220 };
221
222 pinctrl_i2c1: i2c1grp {
223 fsl,pins = <
224 MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c3
225 MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c3
226 >;
227 };
228
229 pinctrl_pmic: pmicgrp {
230 fsl,pins = <
231 MX8MM_IOMUXC_GPIO1_IO00_GPIO1_IO0 0x141
232 MX8MM_IOMUXC_GPIO1_IO04_GPIO1_IO4 0x141
233 >;
234 };
235
236 pinctrl_uart3: uart3grp {
237 fsl,pins = <
238 MX8MM_IOMUXC_UART3_RXD_UART3_DCE_RX 0x140
239 MX8MM_IOMUXC_UART3_TXD_UART3_DCE_TX 0x140
240 >;
241 };
242
243 pinctrl_usdhc1: usdhc1grp {
244 fsl,pins = <
245 MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x190
246 MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d0
247 MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d0
248 MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d0
249 MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d0
250 MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d0
251 MX8MM_IOMUXC_SD1_DATA4_USDHC1_DATA4 0x1d0
252 MX8MM_IOMUXC_SD1_DATA5_USDHC1_DATA5 0x1d0
253 MX8MM_IOMUXC_SD1_DATA6_USDHC1_DATA6 0x1d0
254 MX8MM_IOMUXC_SD1_DATA7_USDHC1_DATA7 0x1d0
255 MX8MM_IOMUXC_SD1_RESET_B_USDHC1_RESET_B 0x019
256 MX8MM_IOMUXC_SD1_STROBE_USDHC1_STROBE 0x190
257 >;
258 };
259
260 pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
261 fsl,pins = <
262 MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x194
263 MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d4
264 MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d4
265 MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d4
266 MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d4
267 MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d4
268 MX8MM_IOMUXC_SD1_DATA4_USDHC1_DATA4 0x1d4
269 MX8MM_IOMUXC_SD1_DATA5_USDHC1_DATA5 0x1d4
270 MX8MM_IOMUXC_SD1_DATA6_USDHC1_DATA6 0x1d4
271 MX8MM_IOMUXC_SD1_DATA7_USDHC1_DATA7 0x1d4
272 MX8MM_IOMUXC_SD1_RESET_B_USDHC1_RESET_B 0x019
273 MX8MM_IOMUXC_SD1_STROBE_USDHC1_STROBE 0x194
274 >;
275 };
276
277 pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
278 fsl,pins = <
279 MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x196
280 MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d6
281 MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d6
282 MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d6
283 MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d6
284 MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d6
285 MX8MM_IOMUXC_SD1_DATA4_USDHC1_DATA4 0x1d6
286 MX8MM_IOMUXC_SD1_DATA5_USDHC1_DATA5 0x1d6
287 MX8MM_IOMUXC_SD1_DATA6_USDHC1_DATA6 0x1d6
288 MX8MM_IOMUXC_SD1_DATA7_USDHC1_DATA7 0x1d6
289 MX8MM_IOMUXC_SD1_RESET_B_USDHC1_RESET_B 0x019
290 MX8MM_IOMUXC_SD1_STROBE_USDHC1_STROBE 0x196
291 >;
292 };
293
294 pinctrl_wdog: wdoggrp {
295 fsl,pins = <
296 MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0xc6
297 >;
298 };
299};