1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright 2021 NXP
4 * Copyright 2023 Variscite Ltd.
5 */
6
7 /dts-v1/;
8
9 #include <dt-bindings/leds/common.h>
10 #include "imx93-var-som.dtsi"
11
12 /{
13 model = "Variscite VAR-SOM-MX93 on Symphony evaluation board";
14 compatible = "variscite,var-som-mx93-symphony",
15 "variscite,var-som-mx93", "fsl,imx93";
16
17 aliases {
18 ethernet0 = &eqos;
19 ethernet1 = &fec;
20 };
21
22 chosen {
23 stdout-path = &lpuart1;
24 };
25
26 /*
27 * Needed only for Symphony <= v1.5
28 */
29 reg_fec_phy: regulator-fec-phy {
30 compatible = "regulator-fixed";
31 regulator-name = "fec-phy";
32 regulator-min-microvolt = <1800000>;
33 regulator-max-microvolt = <1800000>;
34 regulator-enable-ramp-delay = <20000>;
35 gpio = <&pca9534 7 GPIO_ACTIVE_HIGH>;
36 enable-active-high;
37 regulator-always-on;
38 };
39
40 reg_usdhc2_vmmc: regulator-usdhc2 {
41 compatible = "regulator-fixed";
42 pinctrl-names = "default";
43 pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
44 regulator-name = "VSD_3V3";
45 regulator-min-microvolt = <3300000>;
46 regulator-max-microvolt = <3300000>;
47 gpio = <&gpio2 18 GPIO_ACTIVE_HIGH>;
48 off-on-delay-us = <20000>;
49 enable-active-high;
50 };
51
52 reg_vref_1v8: regulator-adc-vref {
53 compatible = "regulator-fixed";
54 regulator-name = "vref_1v8";
55 regulator-min-microvolt = <1800000>;
56 regulator-max-microvolt = <1800000>;
57 };
58
59 reserved-memory {
60 #address-cells = <2>;
61 #size-cells = <2>;
62 ranges;
63
64 ethosu_mem: ethosu-region@88000000 {
65 compatible = "shared-dma-pool";
66 reusable;
67 reg = <0x0 0x88000000 0x0 0x8000000>;
68 };
69
70 vdev0vring0: vdev0vring0@87ee0000 {
71 reg = <0 0x87ee0000 0 0x8000>;
72 no-map;
73 };
74
75 vdev0vring1: vdev0vring1@87ee8000 {
76 reg = <0 0x87ee8000 0 0x8000>;
77 no-map;
78 };
79
80 vdev1vring0: vdev1vring0@87ef0000 {
81 reg = <0 0x87ef0000 0 0x8000>;
82 no-map;
83 };
84
85 vdev1vring1: vdev1vring1@87ef8000 {
86 reg = <0 0x87ef8000 0 0x8000>;
87 no-map;
88 };
89
90 rsc_table: rsc-table@2021f000 {
91 reg = <0 0x2021f000 0 0x1000>;
92 no-map;
93 };
94
95 vdevbuffer: vdevbuffer@87f00000 {
96 compatible = "shared-dma-pool";
97 reg = <0 0x87f00000 0 0x100000>;
98 no-map;
99 };
100
101 ele_reserved: ele-reserved@87de0000 {
102 compatible = "shared-dma-pool";
103 reg = <0 0x87de0000 0 0x100000>;
104 no-map;
105 };
106 };
107
108 gpio-keys {
109 compatible = "gpio-keys";
110
111 key-back {
112 label = "Back";
113 gpios = <&pca9534 1 GPIO_ACTIVE_LOW>;
114 linux,code = <KEY_BACK>;
115 };
116
117 key-home {
118 label = "Home";
119 gpios = <&pca9534 2 GPIO_ACTIVE_LOW>;
120 linux,code = <KEY_HOME>;
121 };
122
123 key-menu {
124 label = "Menu";
125 gpios = <&pca9534 3 GPIO_ACTIVE_LOW>;
126 linux,code = <KEY_MENU>;
127 };
128 };
129
130 leds {
131 compatible = "gpio-leds";
132
133 led-0 {
134 function = LED_FUNCTION_STATUS;
135 color = <LED_COLOR_ID_GREEN>;
136 gpios = <&pca9534 0 GPIO_ACTIVE_HIGH>;
137 linux,default-trigger = "heartbeat";
138 };
139 };
140 };
141
142 /* Use external instead of internal RTC*/
143 &bbnsm_rtc {
144 status = "disabled";
145 };
146
147 &eqos {
148 mdio {
149 ethphy1: ethernet-phy@5 {
150 compatible = "ethernet-phy-ieee802.3-c22";
151 reg = <5>;
152 qca,disable-smarteee;
153 eee-broken-1000t;
154 reset-gpios = <&pca9534 5 GPIO_ACTIVE_LOW>;
155 reset-assert-us = <10000>;
156 reset-deassert-us = <20000>;
157 vddio-supply = <&vddio1>;
158
159 vddio1: vddio-regulator {
160 regulator-min-microvolt = <1800000>;
161 regulator-max-microvolt = <1800000>;
162 };
163 };
164 };
165 };
166
167 &fec {
168 pinctrl-names = "default";
169 pinctrl-0 = <&pinctrl_fec>;
170 phy-mode = "rgmii";
171 phy-handle = <ðphy1>;
172 phy-supply = <®_fec_phy>;
173 status = "okay";
174 };
175
176 &flexcan1 {
177 pinctrl-names = "default";
178 pinctrl-0 = <&pinctrl_flexcan1>;
179 status = "okay";
180 };
181
182 &lpi2c1 {
183 clock-frequency = <400000>;
184 pinctrl-names = "default", "sleep", "gpio";
185 pinctrl-0 = <&pinctrl_lpi2c1>;
186 pinctrl-1 = <&pinctrl_lpi2c1_gpio>;
187 pinctrl-2 = <&pinctrl_lpi2c1_gpio>;
188 scl-gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>;
189 sda-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
190 status = "okay";
191
192 /* DS1337 RTC module */
193 rtc@68 {
194 compatible = "dallas,ds1337";
195 reg = <0x68>;
196 };
197 };
198
199 &lpi2c5 {
200 clock-frequency = <400000>;
201 pinctrl-names = "default", "sleep", "gpio";
202 pinctrl-0 = <&pinctrl_lpi2c5>;
203 pinctrl-1 = <&pinctrl_lpi2c5_gpio>;
204 pinctrl-2 = <&pinctrl_lpi2c5_gpio>;
205 scl-gpios = <&gpio2 23 GPIO_ACTIVE_HIGH>;
206 sda-gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>;
207 status = "okay";
208
209 pca9534: gpio@20 {
210 compatible = "nxp,pca9534";
211 reg = <0x20>;
212 gpio-controller;
213 pinctrl-names = "default";
214 pinctrl-0 = <&pinctrl_pca9534>;
215 interrupt-parent = <&gpio3>;
216 interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
217 #gpio-cells = <2>;
218 wakeup-source;
219 };
220 };
221
222 /* Console */
223 &lpuart1 {
224 pinctrl-names = "default";
225 pinctrl-0 = <&pinctrl_uart1>;
226 status = "okay";
227 };
228
229 /* J18.7, J18.9 */
230 &lpuart6 {
231 pinctrl-names = "default";
232 pinctrl-0 = <&pinctrl_uart6>;
233 status = "okay";
234 };
235
236 /* SD */
237 &usdhc2 {
238 pinctrl-names = "default", "state_100mhz", "state_200mhz";
239 pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
240 pinctrl-1 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
241 pinctrl-2 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
242 cd-gpios = <&gpio3 00 GPIO_ACTIVE_LOW>;
243 vmmc-supply = <®_usdhc2_vmmc>;
244 bus-width = <4>;
245 status = "okay";
246 no-sdio;
247 no-mmc;
248 };
249
250 /* Watchdog */
251 &wdog3 {
252 status = "okay";
253 };
254
255 &iomuxc {
256 pinctrl_fec: fecgrp {
257 fsl,pins = <
258 MX93_PAD_ENET2_RD0__ENET1_RGMII_RD0 0x57e
259 MX93_PAD_ENET2_RD1__ENET1_RGMII_RD1 0x57e
260 MX93_PAD_ENET2_RD2__ENET1_RGMII_RD2 0x57e
261 MX93_PAD_ENET2_RD3__ENET1_RGMII_RD3 0x57e
262 MX93_PAD_ENET2_RXC__ENET1_RGMII_RXC 0x5fe
263 MX93_PAD_ENET2_RX_CTL__ENET1_RGMII_RX_CTL 0x57e
264 MX93_PAD_ENET2_TD0__ENET1_RGMII_TD0 0x57e
265 MX93_PAD_ENET2_TD1__ENET1_RGMII_TD1 0x57e
266 MX93_PAD_ENET2_TD2__ENET1_RGMII_TD2 0x57e
267 MX93_PAD_ENET2_TD3__ENET1_RGMII_TD3 0x57e
268 MX93_PAD_ENET2_TXC__ENET1_RGMII_TXC 0x5fe
269 MX93_PAD_ENET2_TX_CTL__ENET1_RGMII_TX_CTL 0x57e
270 >;
271 };
272
273 pinctrl_flexcan1: flexcan1grp {
274 fsl,pins = <
275 MX93_PAD_PDM_CLK__CAN1_TX 0x139e
276 MX93_PAD_PDM_BIT_STREAM0__CAN1_RX 0x139e
277 >;
278 };
279
280 pinctrl_lpi2c1: lpi2c1grp {
281 fsl,pins = <
282 MX93_PAD_I2C1_SCL__LPI2C1_SCL 0x40000b9e
283 MX93_PAD_I2C1_SDA__LPI2C1_SDA 0x40000b9e
284 >;
285 };
286
287 pinctrl_lpi2c1_gpio: lpi2c1gpiogrp {
288 fsl,pins = <
289 MX93_PAD_I2C1_SCL__GPIO1_IO00 0x31e
290 MX93_PAD_I2C1_SDA__GPIO1_IO01 0x31e
291 >;
292 };
293
294 pinctrl_lpi2c5: lpi2c5grp {
295 fsl,pins = <
296 MX93_PAD_GPIO_IO23__LPI2C5_SCL 0x40000b9e
297 MX93_PAD_GPIO_IO22__LPI2C5_SDA 0x40000b9e
298 >;
299 };
300
301 pinctrl_lpi2c5_gpio: lpi2c5gpiogrp {
302 fsl,pins = <
303 MX93_PAD_GPIO_IO23__GPIO2_IO23 0x31e
304 MX93_PAD_GPIO_IO22__GPIO2_IO22 0x31e
305 >;
306 };
307
308 pinctrl_pca9534: pca9534grp {
309 fsl,pins = <
310 MX93_PAD_CCM_CLKO1__GPIO3_IO26 0x31e
311 >;
312 };
313
314 pinctrl_uart1: uart1grp {
315 fsl,pins = <
316 MX93_PAD_UART1_RXD__LPUART1_RX 0x31e
317 MX93_PAD_UART1_TXD__LPUART1_TX 0x31e
318 >;
319 };
320
321 pinctrl_uart6: uart6grp {
322 fsl,pins = <
323 MX93_PAD_GPIO_IO05__LPUART6_RX 0x31e
324 MX93_PAD_GPIO_IO04__LPUART6_TX 0x31e
325 >;
326 };
327
328 pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
329 fsl,pins = <
330 MX93_PAD_GPIO_IO18__GPIO2_IO18 0x31e
331 >;
332 };
333
334 pinctrl_usdhc2: usdhc2grp {
335 fsl,pins = <
336 MX93_PAD_SD2_CLK__USDHC2_CLK 0x15fe
337 MX93_PAD_SD2_CMD__USDHC2_CMD 0x13fe
338 MX93_PAD_SD2_DATA0__USDHC2_DATA0 0x13fe
339 MX93_PAD_SD2_DATA1__USDHC2_DATA1 0x13fe
340 MX93_PAD_SD2_DATA2__USDHC2_DATA2 0x13fe
341 MX93_PAD_SD2_DATA3__USDHC2_DATA3 0x13fe
342 MX93_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e
343 >;
344 };
345
346 pinctrl_usdhc2_gpio: usdhc2gpiogrp {
347 fsl,pins = <
348 MX93_PAD_SD2_CD_B__GPIO3_IO00 0x31e
349 >;
350 };
351 };
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