1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 /*
3 * Device Tree Source for the RZ/{G2L,V2L} SMARC SOM common parts
4 *
5 * Copyright (C) 2021 Renesas Electronics Corp.
6 */
7
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/interrupt-controller/irqc-rzg2l.h>
10 #include <dt-bindings/pinctrl/rzg2l-pinctrl.h>
11
12 /* SW1[2] should be at position 2/OFF to enable 64 GB eMMC */
13 #define EMMC 1
14
15 /*
16 * To enable uSD card on CN3,
17 * SW1[2] should be at position 3/ON.
18 * Disable eMMC by setting "#define EMMC 0" above.
19 */
20 #define SDHI (!EMMC)
21
22 / {
23 aliases {
24 ethernet0 = ð0;
25 ethernet1 = ð1;
26 };
27
28 chosen {
29 bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
30 };
31
32 memory@48000000 {
33 device_type = "memory";
34 /* first 128MB is reserved for secure area. */
35 reg = <0x0 0x48000000 0x0 0x78000000>;
36 };
37
38 reg_1p8v: regulator-1p8v {
39 compatible = "regulator-fixed";
40 regulator-name = "fixed-1.8V";
41 regulator-min-microvolt = <1800000>;
42 regulator-max-microvolt = <1800000>;
43 regulator-boot-on;
44 regulator-always-on;
45 };
46
47 reg_3p3v: regulator-3p3v {
48 compatible = "regulator-fixed";
49 regulator-name = "fixed-3.3V";
50 regulator-min-microvolt = <3300000>;
51 regulator-max-microvolt = <3300000>;
52 regulator-boot-on;
53 regulator-always-on;
54 };
55
56 reg_1p1v: regulator-vdd-core {
57 compatible = "regulator-fixed";
58 regulator-name = "fixed-1.1V";
59 regulator-min-microvolt = <1100000>;
60 regulator-max-microvolt = <1100000>;
61 regulator-boot-on;
62 regulator-always-on;
63 };
64
65 vccq_sdhi0: regulator-vccq-sdhi0 {
66 compatible = "regulator-gpio";
67
68 regulator-name = "SDHI0 VccQ";
69 regulator-min-microvolt = <1800000>;
70 regulator-max-microvolt = <3300000>;
71 states = <3300000 1>, <1800000 0>;
72 regulator-boot-on;
73 gpios = <&pinctrl RZG2L_GPIO(39, 0) GPIO_ACTIVE_HIGH>;
74 regulator-always-on;
75 };
76
77 /* 32.768kHz crystal */
78 x2: x2-clock {
79 compatible = "fixed-clock";
80 #clock-cells = <0>;
81 clock-frequency = <32768>;
82 };
83 };
84
85 &adc {
86 pinctrl-0 = <&adc_pins>;
87 pinctrl-names = "default";
88 status = "okay";
89
90 /delete-node/ channel@6;
91 /delete-node/ channel@7;
92 };
93
94 ð0 {
95 pinctrl-0 = <ð0_pins>;
96 pinctrl-names = "default";
97 phy-handle = <&phy0>;
98 phy-mode = "rgmii-id";
99 status = "okay";
100
101 phy0: ethernet-phy@7 {
102 compatible = "ethernet-phy-id0022.1640",
103 "ethernet-phy-ieee802.3-c22";
104 reg = <7>;
105 interrupt-parent = <&irqc>;
106 interrupts = <RZG2L_IRQ2 IRQ_TYPE_LEVEL_LOW>;
107 rxc-skew-psec = <2400>;
108 txc-skew-psec = <2400>;
109 rxdv-skew-psec = <0>;
110 txen-skew-psec = <0>;
111 rxd0-skew-psec = <0>;
112 rxd1-skew-psec = <0>;
113 rxd2-skew-psec = <0>;
114 rxd3-skew-psec = <0>;
115 txd0-skew-psec = <0>;
116 txd1-skew-psec = <0>;
117 txd2-skew-psec = <0>;
118 txd3-skew-psec = <0>;
119 };
120 };
121
122 ð1 {
123 pinctrl-0 = <ð1_pins>;
124 pinctrl-names = "default";
125 phy-handle = <&phy1>;
126 phy-mode = "rgmii-id";
127 status = "okay";
128
129 phy1: ethernet-phy@7 {
130 compatible = "ethernet-phy-id0022.1640",
131 "ethernet-phy-ieee802.3-c22";
132 reg = <7>;
133 interrupt-parent = <&irqc>;
134 interrupts = <RZG2L_IRQ3 IRQ_TYPE_LEVEL_LOW>;
135 rxc-skew-psec = <2400>;
136 txc-skew-psec = <2400>;
137 rxdv-skew-psec = <0>;
138 txen-skew-psec = <0>;
139 rxd0-skew-psec = <0>;
140 rxd1-skew-psec = <0>;
141 rxd2-skew-psec = <0>;
142 rxd3-skew-psec = <0>;
143 txd0-skew-psec = <0>;
144 txd1-skew-psec = <0>;
145 txd2-skew-psec = <0>;
146 txd3-skew-psec = <0>;
147 };
148 };
149
150 &extal_clk {
151 clock-frequency = <24000000>;
152 };
153
154 &gpu {
155 mali-supply = <®_1p1v>;
156 };
157
158 &i2c3 {
159 raa215300: pmic@12 {
160 compatible = "renesas,raa215300";
161 reg = <0x12>, <0x6f>;
162 reg-names = "main", "rtc";
163
164 clocks = <&x2>;
165 clock-names = "xin";
166 };
167 };
168
169 &ostm1 {
170 status = "okay";
171 };
172
173 &ostm2 {
174 status = "okay";
175 };
176
177 &pinctrl {
178 adc_pins: adc {
179 pinmux = <RZG2L_PORT_PINMUX(9, 0, 2)>; /* ADC_TRG */
180 };
181
182 eth0_pins: eth0 {
183 txc {
184 pinmux = <RZG2L_PORT_PINMUX(20, 0, 1)>; /* ET0_TXC */
185 power-source = <1800>;
186 output-enable;
187 };
188
189 mux {
190 pinmux = <RZG2L_PORT_PINMUX(28, 1, 1)>, /* ET0_LINKSTA */
191 <RZG2L_PORT_PINMUX(27, 1, 1)>, /* ET0_MDC */
192 <RZG2L_PORT_PINMUX(28, 0, 1)>, /* ET0_MDIO */
193 <RZG2L_PORT_PINMUX(20, 1, 1)>, /* ET0_TX_CTL */
194 <RZG2L_PORT_PINMUX(20, 2, 1)>, /* ET0_TXD0 */
195 <RZG2L_PORT_PINMUX(21, 0, 1)>, /* ET0_TXD1 */
196 <RZG2L_PORT_PINMUX(21, 1, 1)>, /* ET0_TXD2 */
197 <RZG2L_PORT_PINMUX(22, 0, 1)>, /* ET0_TXD3 */
198 <RZG2L_PORT_PINMUX(24, 0, 1)>, /* ET0_RXC */
199 <RZG2L_PORT_PINMUX(24, 1, 1)>, /* ET0_RX_CTL */
200 <RZG2L_PORT_PINMUX(25, 0, 1)>, /* ET0_RXD0 */
201 <RZG2L_PORT_PINMUX(25, 1, 1)>, /* ET0_RXD1 */
202 <RZG2L_PORT_PINMUX(26, 0, 1)>, /* ET0_RXD2 */
203 <RZG2L_PORT_PINMUX(26, 1, 1)>; /* ET0_RXD3 */
204 power-source = <1800>;
205 };
206
207 irq {
208 pinmux = <RZG2L_PORT_PINMUX(1, 0, 1)>; /* IRQ2 */
209 };
210 };
211
212 eth1_pins: eth1 {
213 txc {
214 pinmux = <RZG2L_PORT_PINMUX(29, 0, 1)>; /* ET1_TXC */
215 power-source = <1800>;
216 output-enable;
217 };
218
219 mux {
220 pinmux = <RZG2L_PORT_PINMUX(37, 2, 1)>, /* ET1_LINKSTA */
221 <RZG2L_PORT_PINMUX(37, 0, 1)>, /* ET1_MDC */
222 <RZG2L_PORT_PINMUX(37, 1, 1)>, /* ET1_MDIO */
223 <RZG2L_PORT_PINMUX(29, 1, 1)>, /* ET1_TX_CTL */
224 <RZG2L_PORT_PINMUX(30, 0, 1)>, /* ET1_TXD0 */
225 <RZG2L_PORT_PINMUX(30, 1, 1)>, /* ET1_TXD1 */
226 <RZG2L_PORT_PINMUX(31, 0, 1)>, /* ET1_TXD2 */
227 <RZG2L_PORT_PINMUX(31, 1, 1)>, /* ET1_TXD3 */
228 <RZG2L_PORT_PINMUX(33, 1, 1)>, /* ET1_RXC */
229 <RZG2L_PORT_PINMUX(34, 0, 1)>, /* ET1_RX_CTL */
230 <RZG2L_PORT_PINMUX(34, 1, 1)>, /* ET1_RXD0 */
231 <RZG2L_PORT_PINMUX(35, 0, 1)>, /* ET1_RXD1 */
232 <RZG2L_PORT_PINMUX(35, 1, 1)>, /* ET1_RXD2 */
233 <RZG2L_PORT_PINMUX(36, 0, 1)>; /* ET1_RXD3 */
234 power-source = <1800>;
235 };
236
237 irq {
238 pinmux = <RZG2L_PORT_PINMUX(1, 1, 1)>; /* IRQ3 */
239 };
240 };
241
242 gpio-sd0-pwr-en-hog {
243 gpio-hog;
244 gpios = <RZG2L_GPIO(4, 1) GPIO_ACTIVE_HIGH>;
245 output-high;
246 line-name = "gpio_sd0_pwr_en";
247 };
248
249 qspi0_pins: qspi0 {
250 qspi0-data {
251 pins = "QSPI0_IO0", "QSPI0_IO1", "QSPI0_IO2", "QSPI0_IO3";
252 power-source = <1800>;
253 };
254
255 qspi0-ctrl {
256 pins = "QSPI0_SPCLK", "QSPI0_SSL", "QSPI_RESET#";
257 power-source = <1800>;
258 };
259 };
260
261 /*
262 * SD0 device selection is XOR between GPIO_SD0_DEV_SEL and SW1[2]
263 * The below switch logic can be used to select the device between
264 * eMMC and microSD, after setting GPIO_SD0_DEV_SEL to high in DT.
265 * SW1[2] should be at position 2/OFF to enable 64 GB eMMC
266 * SW1[2] should be at position 3/ON to enable uSD card CN3
267 */
268 sd0-dev-sel-hog {
269 gpio-hog;
270 gpios = <RZG2L_GPIO(41, 1) GPIO_ACTIVE_HIGH>;
271 output-high;
272 line-name = "sd0_dev_sel";
273 };
274
275 sdhi0_emmc_pins: sd0emmc {
276 sd0_emmc_data {
277 pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3",
278 "SD0_DATA4", "SD0_DATA5", "SD0_DATA6", "SD0_DATA7";
279 power-source = <1800>;
280 };
281
282 sd0_emmc_ctrl {
283 pins = "SD0_CLK", "SD0_CMD";
284 power-source = <1800>;
285 };
286
287 sd0_emmc_rst {
288 pins = "SD0_RST#";
289 power-source = <1800>;
290 };
291 };
292
293 sdhi0_pins: sd0 {
294 sd0_data {
295 pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3";
296 power-source = <3300>;
297 };
298
299 sd0_ctrl {
300 pins = "SD0_CLK", "SD0_CMD";
301 power-source = <3300>;
302 };
303
304 sd0_mux {
305 pinmux = <RZG2L_PORT_PINMUX(47, 0, 2)>; /* SD0_CD */
306 };
307 };
308
309 sdhi0_pins_uhs: sd0_uhs {
310 sd0_data_uhs {
311 pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3";
312 power-source = <1800>;
313 };
314
315 sd0_ctrl_uhs {
316 pins = "SD0_CLK", "SD0_CMD";
317 power-source = <1800>;
318 };
319
320 sd0_mux_uhs {
321 pinmux = <RZG2L_PORT_PINMUX(47, 0, 2)>; /* SD0_CD */
322 };
323 };
324 };
325
326 &sbc {
327 pinctrl-0 = <&qspi0_pins>;
328 pinctrl-names = "default";
329 status = "okay";
330
331 flash@0 {
332 compatible = "micron,mt25qu512a", "jedec,spi-nor";
333 reg = <0>;
334 m25p,fast-read;
335 spi-max-frequency = <50000000>;
336 spi-rx-bus-width = <4>;
337 spi-tx-bus-width = <4>;
338
339 partitions {
340 compatible = "fixed-partitions";
341 #address-cells = <1>;
342 #size-cells = <1>;
343
344 boot@0 {
345 reg = <0x00000000 0x2000000>;
346 read-only;
347 };
348 user@2000000 {
349 reg = <0x2000000 0x2000000>;
350 };
351 };
352 };
353 };
354
355 #if SDHI
356 &sdhi0 {
357 pinctrl-0 = <&sdhi0_pins>;
358 pinctrl-1 = <&sdhi0_pins_uhs>;
359 pinctrl-names = "default", "state_uhs";
360
361 vmmc-supply = <®_3p3v>;
362 vqmmc-supply = <&vccq_sdhi0>;
363 bus-width = <4>;
364 sd-uhs-sdr50;
365 sd-uhs-sdr104;
366 status = "okay";
367 };
368 #endif
369
370 #if EMMC
371 &sdhi0 {
372 pinctrl-0 = <&sdhi0_emmc_pins>;
373 pinctrl-1 = <&sdhi0_emmc_pins>;
374 pinctrl-names = "default", "state_uhs";
375
376 vmmc-supply = <®_3p3v>;
377 vqmmc-supply = <®_1p8v>;
378 bus-width = <8>;
379 mmc-hs200-1_8v;
380 non-removable;
381 fixed-emmc-driver-type = <1>;
382 status = "okay";
383 };
384 #endif
385
386 &wdt0 {
387 status = "okay";
388 timeout-sec = <60>;
389 };
390
391 &wdt1 {
392 status = "okay";
393 timeout-sec = <60>;
394 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.