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0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003 * at91-sama5d27_som1_ek.dts - Device Tree file for SAMA5D27-SOM1-EK board
0004 *
0005 * Copyright (c) 2017, Microchip Technology Inc.
0006 * 2016 Nicolas Ferre <nicolas.ferre@atmel.com>
0007 * 2017 Cristian Birsan <cristian.birsan@microchip.com>
0008 * 2017 Claudiu Beznea <claudiu.beznea@microchip.com>
0009 */
0010 /dts-v1/;
0011 #include "at91-sama5d27_som1.dtsi"
0012 #include <dt-bindings/mfd/atmel-flexcom.h>
0013 #include <dt-bindings/gpio/gpio.h>
0014 #include <dt-bindings/input/input.h>
0015
0016 / {
0017 model = "Atmel SAMA5D27 SOM1 EK";
0018 compatible = "atmel,sama5d27-som1-ek", "atmel,sama5d27-som1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
0019
0020 aliases {
0021 serial0 = &uart1; /* DBGU */
0022 serial1 = &uart4; /* mikro BUS 1 */
0023 serial2 = &uart2; /* mikro BUS 2 */
0024 i2c1 = &i2c1;
0025 i2c2 = &i2c3;
0026 };
0027
0028 chosen {
0029 stdout-path = "serial0:115200n8";
0030 };
0031
0032 ahb {
0033 usb0: gadget@300000 {
0034 atmel,vbus-gpio = <&pioA PIN_PD20 GPIO_ACTIVE_HIGH>;
0035 pinctrl-names = "default";
0036 pinctrl-0 = <&pinctrl_usba_vbus>;
0037 status = "okay";
0038 };
0039
0040 usb1: ohci@400000 {
0041 num-ports = <3>;
0042 atmel,vbus-gpio = <0 /* &pioA PIN_PD20 GPIO_ACTIVE_HIGH */
0043 &pioA PIN_PA27 GPIO_ACTIVE_HIGH
0044 0
0045 >;
0046 pinctrl-names = "default";
0047 pinctrl-0 = <&pinctrl_usb_default>;
0048 status = "okay";
0049 };
0050
0051 usb2: ehci@500000 {
0052 status = "okay";
0053 };
0054
0055 sdmmc0: sdio-host@a0000000 {
0056 bus-width = <8>;
0057 mmc-ddr-3_3v;
0058 pinctrl-names = "default";
0059 pinctrl-0 = <&pinctrl_sdmmc0_default>;
0060 status = "okay";
0061 };
0062
0063 sdmmc1: sdio-host@b0000000 {
0064 bus-width = <4>;
0065 pinctrl-names = "default";
0066 pinctrl-0 = <&pinctrl_sdmmc1_default>;
0067 status = "okay";
0068 };
0069
0070 apb {
0071 isc: isc@f0008000 {
0072 pinctrl-names = "default";
0073 pinctrl-0 = <&pinctrl_isc_base &pinctrl_isc_data_8bit &pinctrl_isc_data_9_10 &pinctrl_isc_data_11_12>;
0074 };
0075
0076 qspi1: spi@f0024000 {
0077 status = "okay";
0078 };
0079
0080 spi0: spi@f8000000 {
0081 pinctrl-names = "default";
0082 pinctrl-0 = <&pinctrl_spi0_default>;
0083 status = "okay";
0084 };
0085
0086 macb0: ethernet@f8008000 {
0087 status = "okay";
0088 };
0089
0090 tcb0: timer@f800c000 {
0091 timer0: timer@0 {
0092 compatible = "atmel,tcb-timer";
0093 reg = <0>;
0094 };
0095
0096 timer1: timer@1 {
0097 compatible = "atmel,tcb-timer";
0098 reg = <1>;
0099 };
0100 };
0101
0102 uart1: serial@f8020000 {
0103 pinctrl-names = "default";
0104 pinctrl-0 = <&pinctrl_uart1_default>;
0105 atmel,use-dma-rx;
0106 atmel,use-dma-tx;
0107 status = "okay";
0108 };
0109
0110 uart2: serial@f8024000 {
0111 pinctrl-names = "default";
0112 pinctrl-0 = <&pinctrl_mikrobus2_uart>;
0113 atmel,use-dma-rx;
0114 atmel,use-dma-tx;
0115 status = "okay";
0116 };
0117
0118 pwm0: pwm@f802c000 {
0119 pinctrl-names = "default";
0120 pinctrl-0 = <&pinctrl_mikrobus1_pwm &pinctrl_mikrobus2_pwm>;
0121 status = "disabled"; /* Conflict with leds. */
0122 };
0123
0124 flx1: flexcom@f8038000 {
0125 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
0126 status = "okay";
0127
0128 i2c3: i2c@600 {
0129 dmas = <0>, <0>;
0130 i2c-analog-filter;
0131 i2c-digital-filter;
0132 i2c-digital-filter-width-ns = <35>;
0133 pinctrl-names = "default", "gpio";
0134 pinctrl-0 = <&pinctrl_mikrobus_i2c>;
0135 pinctrl-1 = <&pinctrl_i2c3_gpio>;
0136 sda-gpios = <&pioA PIN_PA24 GPIO_ACTIVE_HIGH>;
0137 scl-gpios = <&pioA PIN_PA23 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
0138 status = "okay";
0139 };
0140 };
0141
0142 shdwc@f8048010 {
0143 debounce-delay-us = <976>;
0144 atmel,wakeup-rtc-timer;
0145
0146 input@0 {
0147 reg = <0>;
0148 };
0149 };
0150
0151 watchdog@f8048040 {
0152 status = "okay";
0153 };
0154
0155 uart3: serial@fc008000 {
0156 atmel,use-dma-rx;
0157 atmel,use-dma-tx;
0158 pinctrl-names = "default";
0159 pinctrl-0 = <&pinctrl_uart3_default>;
0160 status = "disabled"; /* Conflict with isc. */
0161 };
0162
0163 uart4: serial@fc00c000 {
0164 atmel,use-dma-rx;
0165 atmel,use-dma-tx;
0166 pinctrl-names = "default";
0167 pinctrl-0 = <&pinctrl_mikrobus1_uart>;
0168 status = "okay";
0169 };
0170
0171 flx3: flexcom@fc014000 {
0172 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
0173 status = "disabled";
0174
0175 uart8: serial@200 {
0176 dmas = <0>, <0>;
0177 pinctrl-names = "default";
0178 pinctrl-0 = <&pinctrl_flx3_default>;
0179 status = "disabled"; /* Conflict with isc. */
0180 };
0181
0182 spi5: spi@400 {
0183 dmas = <0>, <0>;
0184 pinctrl-names = "default";
0185 pinctrl-0 = <&pinctrl_flx3_default>;
0186 status = "disabled"; /* Conflict with isc. */
0187 };
0188 };
0189
0190 flx4: flexcom@fc018000 {
0191 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
0192 status = "okay";
0193
0194 uart9: serial@200 {
0195 dmas = <0>, <0>;
0196 pinctrl-names = "default";
0197 pinctrl-0 = <&pinctrl_flx4_default>;
0198 status = "disabled"; /* Conflict with spi6 and i2c6. */
0199 };
0200
0201 spi6: spi@400 {
0202 dmas = <0>, <0>;
0203 pinctrl-names = "default";
0204 pinctrl-0 = <&pinctrl_mikrobus_spi &pinctrl_mikrobus1_spi_cs &pinctrl_mikrobus2_spi_cs>;
0205 status = "okay"; /* Conflict with uart5 and i2c6. */
0206 };
0207
0208 i2c6: i2c@600 {
0209 dmas = <0>, <0>;
0210 pinctrl-names = "default";
0211 pinctrl-0 = <&pinctrl_flx4_default>;
0212 status = "disabled"; /* Conflict with uart5 and spi6. */
0213 };
0214 };
0215
0216 i2c1: i2c@fc028000 {
0217 dmas = <0>, <0>;
0218 i2c-analog-filter;
0219 i2c-digital-filter;
0220 i2c-digital-filter-width-ns = <35>;
0221 pinctrl-names = "default", "gpio";
0222 pinctrl-0 = <&pinctrl_i2c1_default>;
0223 pinctrl-1 = <&pinctrl_i2c1_gpio>;
0224 sda-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_HIGH>;
0225 scl-gpios = <&pioA PIN_PD5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
0226 status = "okay";
0227 };
0228
0229 adc: adc@fc030000 {
0230 vddana-supply = <&vddana>;
0231 vref-supply = <&advref>;
0232 pinctrl-names = "default";
0233 pinctrl-0 = <&pinctrl_mikrobus1_an &pinctrl_mikrobus2_an>;
0234
0235 status = "okay";
0236 };
0237
0238 pinctrl@fc038000 {
0239
0240 pinctrl_can1_default: can1_default {
0241 pinmux = <PIN_PC26__CANTX1>,
0242 <PIN_PC27__CANRX1>;
0243 bias-disable;
0244 };
0245
0246 pinctrl_flx3_default: flx3_default {
0247 pinmux = <PIN_PC20__FLEXCOM3_IO0>,
0248 <PIN_PC19__FLEXCOM3_IO1>,
0249 <PIN_PC18__FLEXCOM3_IO2>,
0250 <PIN_PC21__FLEXCOM3_IO3>,
0251 <PIN_PC22__FLEXCOM3_IO4>;
0252 bias-disable;
0253 };
0254
0255 pinctrl_i2c1_default: i2c1_default {
0256 pinmux = <PIN_PD4__TWD1>,
0257 <PIN_PD5__TWCK1>;
0258 bias-disable;
0259 };
0260
0261 pinctrl_i2c1_gpio: i2c1_gpio {
0262 pinmux = <PIN_PD4__GPIO>,
0263 <PIN_PD5__GPIO>;
0264 bias-disable;
0265 };
0266
0267
0268 pinctrl_isc_base: isc_base {
0269 pinmux = <PIN_PC21__ISC_PCK>,
0270 <PIN_PC22__ISC_VSYNC>,
0271 <PIN_PC23__ISC_HSYNC>,
0272 <PIN_PC24__ISC_MCK>;
0273 bias-disable;
0274 };
0275
0276 pinctrl_isc_data_8bit: isc_data_8bit {
0277 pinmux = <PIN_PC20__ISC_D11>,
0278 <PIN_PC19__ISC_D10>,
0279 <PIN_PC18__ISC_D9>,
0280 <PIN_PC17__ISC_D8>,
0281 <PIN_PC16__ISC_D7>,
0282 <PIN_PC15__ISC_D6>,
0283 <PIN_PC14__ISC_D5>,
0284 <PIN_PC13__ISC_D4>;
0285 bias-disable;
0286 };
0287
0288 pinctrl_isc_data_9_10: isc_data_9_10 {
0289 pinmux = <PIN_PC12__ISC_D3>,
0290 <PIN_PC11__ISC_D2>;
0291 bias-disable;
0292 };
0293
0294 pinctrl_isc_data_11_12: isc_data_11_12 {
0295 pinmux = <PIN_PC10__ISC_D1>,
0296 <PIN_PC9__ISC_D0>;
0297 bias-disable;
0298 };
0299
0300 pinctrl_key_gpio_default: key_gpio_default {
0301 pinmux = <PIN_PA29__GPIO>;
0302 bias-pull-up;
0303 };
0304
0305 pinctrl_led_gpio_default: led_gpio_default {
0306 pinmux = <PIN_PA10__GPIO>,
0307 <PIN_PB1__GPIO>,
0308 <PIN_PA31__GPIO>;
0309 bias-pull-up;
0310 };
0311
0312 pinctrl_sdmmc0_default: sdmmc0_default {
0313 cmd_data {
0314 pinmux = <PIN_PA1__SDMMC0_CMD>,
0315 <PIN_PA2__SDMMC0_DAT0>,
0316 <PIN_PA3__SDMMC0_DAT1>,
0317 <PIN_PA4__SDMMC0_DAT2>,
0318 <PIN_PA5__SDMMC0_DAT3>,
0319 <PIN_PA6__SDMMC0_DAT4>,
0320 <PIN_PA7__SDMMC0_DAT5>,
0321 <PIN_PA8__SDMMC0_DAT6>,
0322 <PIN_PA9__SDMMC0_DAT7>;
0323 bias-disable;
0324 };
0325
0326 ck_cd_vddsel {
0327 pinmux = <PIN_PA0__SDMMC0_CK>,
0328 <PIN_PA11__SDMMC0_VDDSEL>,
0329 <PIN_PA13__SDMMC0_CD>;
0330 bias-disable;
0331 };
0332 };
0333
0334 pinctrl_sdmmc1_default: sdmmc1_default {
0335 cmd_data {
0336 pinmux = <PIN_PA28__SDMMC1_CMD>,
0337 <PIN_PA18__SDMMC1_DAT0>,
0338 <PIN_PA19__SDMMC1_DAT1>,
0339 <PIN_PA20__SDMMC1_DAT2>,
0340 <PIN_PA21__SDMMC1_DAT3>;
0341 bias-disable;
0342 };
0343
0344 conf-ck_cd {
0345 pinmux = <PIN_PA22__SDMMC1_CK>,
0346 <PIN_PA30__SDMMC1_CD>;
0347 bias-disable;
0348 };
0349 };
0350
0351 pinctrl_spi0_default: spi0_default {
0352 pinmux = <PIN_PA14__SPI0_SPCK>,
0353 <PIN_PA15__SPI0_MOSI>,
0354 <PIN_PA16__SPI0_MISO>,
0355 <PIN_PA17__SPI0_NPCS0>;
0356 bias-disable;
0357 };
0358
0359 pinctrl_uart1_default: uart1_default {
0360 pinmux = <PIN_PD2__URXD1>,
0361 <PIN_PD3__UTXD1>;
0362 bias-disable;
0363 };
0364
0365 pinctrl_uart3_default: uart3_default {
0366 pinmux = <PIN_PC12__URXD3>,
0367 <PIN_PC13__UTXD3>;
0368 bias-disable;
0369 };
0370
0371 pinctrl_usb_default: usb_default {
0372 pinmux = <PIN_PA27__GPIO>,
0373 <PIN_PD19__GPIO>;
0374 bias-disable;
0375 };
0376
0377 pinctrl_usba_vbus: usba_vbus {
0378 pinmux = <PIN_PD20__GPIO>;
0379 bias-disable;
0380 };
0381
0382 pinctrl_mikrobus1_an: mikrobus1_an {
0383 pinmux = <PIN_PD25__GPIO>;
0384 bias-disable;
0385 };
0386
0387 pinctrl_mikrobus2_an: mikrobus2_an {
0388 pinmux = <PIN_PD26__GPIO>;
0389 bias-disable;
0390 };
0391
0392 pinctrl_mikrobus1_rst: mikrobus1_rst {
0393 pinmux = <PIN_PB2__GPIO>;
0394 bias-disable;
0395 };
0396
0397 pinctrl_mikrobus2_rst: mikrobus2_rst {
0398 pinmux = <PIN_PA26__GPIO>;
0399 bias-disable;
0400 };
0401
0402 pinctrl_mikrobus1_spi_cs: mikrobus1_spi_cs {
0403 pinmux = <PIN_PD0__FLEXCOM4_IO4>;
0404 bias-disable;
0405 };
0406
0407 pinctrl_mikrobus2_spi_cs: mikrobus2_spi_cs {
0408 pinmux = <PIN_PC31__FLEXCOM4_IO3>;
0409 bias-disable;
0410 };
0411
0412 pinctrl_mikrobus_spi: mikrobus_spi {
0413 pinmux = <PIN_PC28__FLEXCOM4_IO0>,
0414 <PIN_PC29__FLEXCOM4_IO1>,
0415 <PIN_PC30__FLEXCOM4_IO2>;
0416 bias-disable;
0417 };
0418
0419 pinctrl_mikrobus1_pwm: mikrobus1_pwm {
0420 pinmux = <PIN_PB1__PWML1>;
0421 bias-disable;
0422 };
0423
0424 pinctrl_mikrobus2_pwm: mikrobus2_pwm {
0425 pinmux = <PIN_PA31__PWML0>;
0426 bias-disable;
0427 };
0428
0429 pinctrl_mikrobus1_int: mikrobus1_int {
0430 pinmux = <PIN_PB0__GPIO>;
0431 bias-disable;
0432 };
0433
0434 pinctrl_mikrobus2_int: mikrobus2_int {
0435 pinmux = <PIN_PA25__GPIO>;
0436 bias-disable;
0437 };
0438
0439 pinctrl_mikrobus1_uart: mikrobus1_uart {
0440 pinmux = <PIN_PB3__URXD4>,
0441 <PIN_PB4__UTXD4>;
0442 bias-disable;
0443 };
0444
0445 pinctrl_mikrobus2_uart: mikrobus2_uart {
0446 pinmux = <PIN_PD23__URXD2>,
0447 <PIN_PD24__UTXD2>;
0448 bias-disable;
0449 };
0450
0451 pinctrl_mikrobus_i2c: mikrobus1_i2c {
0452 pinmux = <PIN_PA24__FLEXCOM1_IO0>,
0453 <PIN_PA23__FLEXCOM1_IO1>;
0454 bias-disable;
0455 };
0456
0457 pinctrl_i2c3_gpio: i2c3_gpio {
0458 pinmux = <PIN_PA24__GPIO>,
0459 <PIN_PA23__GPIO>;
0460 bias-disable;
0461 };
0462
0463 pinctrl_flx4_default: flx4_uart_default {
0464 pinmux = <PIN_PC28__FLEXCOM4_IO0>,
0465 <PIN_PC29__FLEXCOM4_IO1>,
0466 <PIN_PC30__FLEXCOM4_IO2>,
0467 <PIN_PC31__FLEXCOM4_IO3>,
0468 <PIN_PD0__FLEXCOM4_IO4>;
0469 bias-disable;
0470 };
0471 };
0472
0473 can1: can@fc050000 {
0474 pinctrl-names = "default";
0475 pinctrl-0 = <&pinctrl_can1_default>;
0476 status = "okay";
0477 };
0478 };
0479 };
0480
0481 gpio-keys {
0482 compatible = "gpio-keys";
0483
0484 pinctrl-names = "default";
0485 pinctrl-0 = <&pinctrl_key_gpio_default>;
0486
0487 button {
0488 label = "USER";
0489 gpios = <&pioA PIN_PA29 GPIO_ACTIVE_LOW>;
0490 linux,code = <KEY_PROG1>;
0491 wakeup-source;
0492 };
0493 };
0494
0495 leds {
0496 compatible = "gpio-leds";
0497 pinctrl-names = "default";
0498 pinctrl-0 = <&pinctrl_led_gpio_default>;
0499 status = "okay"; /* Conflict with pwm0. */
0500
0501 red {
0502 label = "red";
0503 gpios = <&pioA PIN_PA10 GPIO_ACTIVE_HIGH>;
0504 };
0505
0506 green {
0507 label = "green";
0508 gpios = <&pioA PIN_PB1 GPIO_ACTIVE_HIGH>;
0509 };
0510
0511 blue {
0512 label = "blue";
0513 gpios = <&pioA PIN_PA31 GPIO_ACTIVE_HIGH>;
0514 linux,default-trigger = "heartbeat";
0515 };
0516 };
0517
0518 vddin_3v3: fixed-regulator-vddin_3v3 {
0519 compatible = "regulator-fixed";
0520
0521 regulator-name = "VDDIN_3V3";
0522 regulator-min-microvolt = <3300000>;
0523 regulator-max-microvolt = <3300000>;
0524 regulator-always-on;
0525 regulator-boot-on;
0526 status = "okay";
0527 };
0528
0529 vddana: fixed-regulator-vddana {
0530 compatible = "regulator-fixed";
0531
0532 regulator-name = "VDDANA";
0533 regulator-min-microvolt = <3300000>;
0534 regulator-max-microvolt = <3300000>;
0535 regulator-always-on;
0536 regulator-boot-on;
0537 vin-supply = <&vddin_3v3>;
0538 status = "okay";
0539 };
0540
0541 advref: fixed-regulator-advref {
0542 compatible = "regulator-fixed";
0543
0544 regulator-name = "advref";
0545 regulator-min-microvolt = <3300000>;
0546 regulator-max-microvolt = <3300000>;
0547 regulator-always-on;
0548 regulator-boot-on;
0549 vin-supply = <&vddana>;
0550 status = "okay";
0551 };
0552 };
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