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// SPDX-License-Identifier: GPL-2.0-only OR MIT
/*
* Copyright (C) 2025 PHYTEC Messtechnik GmbH
* Authors:
* Wadim Egorov <w.egorov@phytec.de>
* Daniel Schultz <d.schultz@phytec.de>
*
* GPIO, SPI and UART examples for the X27 expansion connector.
*/
/dts-v1/;
/plugin/;
#include "k3-pinctrl.h"
&{/} {
aliases {
serial5 = "/bus@f4000/serial@2830000";
};
};
&main_pmx0 {
main_gpio1_exp_header_gpio_pins_default: main-gpio1-exp-header-gpio-pins-default {
pinctrl-single,pins = <
AM64X_IOPAD(0x0220, PIN_INPUT, 7) /* (D14) SPI1_CS1.GPIO1_48 */
>;
};
main_spi1_pins_default: main-spi1-pins-default {
pinctrl-single,pins = <
AM64X_IOPAD(0x0224, PIN_INPUT, 0) /* (C14) SPI1_CLK */
AM64X_IOPAD(0x021C, PIN_OUTPUT, 0) /* (B14) SPI1_CS0 */
AM64X_IOPAD(0x0228, PIN_OUTPUT, 0) /* (B15) SPI1_D0 */
AM64X_IOPAD(0x022C, PIN_INPUT, 0) /* (A15) SPI1_D1 */
>;
};
main_uart3_pins_default: main-uart3-pins-default {
pinctrl-single,pins = <
AM64X_IOPAD(0x0048, PIN_INPUT, 2) /* (U20) GPMC0_AD3.UART3_RXD */
AM64X_IOPAD(0x004c, PIN_OUTPUT, 2) /* (U18) GPMC0_AD4.UART3_TXD */
>;
};
};
&main_gpio1 {
pinctrl-names = "default";
pinctrl-0 = <&main_gpio1_exp_header_gpio_pins_default>;
status = "okay";
};
&main_spi1 {
pinctrl-names = "default";
pinctrl-0 = <&main_spi1_pins_default>;
ti,pindir-d0-out-d1-in = <1>;
status = "okay";
};
&main_uart3 {
pinctrl-names = "default";
pinctrl-0 = <&main_uart3_pins_default>;
status = "okay";
};
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