u-boot/arch/arm/dts/sama7g5ek.dts

// SPDX-License-Identifier: GPL-2.0+ OR MIT
/*
 * sama7g5ek.dts - Device Tree file for SAMA7G5 EK
 *		   SAMA7G5 Evaluation Kit
 *
 *  Copyright (c) 2020, Microchip Technology Inc.
 *                2020, Eugen Hristev <eugen.hristev@microchip.com>
 *		  2020, Claudiu Beznea <claudiu.beznea@microchip.com>
 */
/dts-v1/;
#include "sama7g5.dtsi"
#include "sama7g5-pinfunc.h"

/ {
	model = "Microchip SAMA7G5 Evaluation Kit";
	compatible = "microchip,sama7g5ek", "microchip,sama7g54", "microchip,sama7g5", "microchip,sama7";

	aliases {
		serial0 = &uart0;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	clocks {
		slow_xtal: slow_xtal {
			clock-frequency = <32768>;
		};

		main_xtal: main_xtal {
			clock-frequency = <24000000>;
		};
	};

	ahb {

		apb {
			sdmmc1: sdio-host@e1208000 {
				bus-width = <4>;
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_sdmmc1_cmd_data_default
					     &pinctrl_sdmmc1_ck_cd_rstn_vddsel_default>;
				status = "okay";
			};

			uart0: serial@e1824200 {
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_flx3_default>;
				status = "okay";
			};
		};
	};
};

&pinctrl {
	pinctrl_flx3_default: flx3_default {
		pinmux = <PIN_PD16__FLEXCOM3_IO0>,
			 <PIN_PD17__FLEXCOM3_IO1>;
		bias-disable;
	};

	pinctrl_sdmmc1_cmd_data_default: sdmmc1_cmd_data_default {
		pinmux = <PIN_PB29__SDMMC1_CMD>,
			 <PIN_PB31__SDMMC1_DAT0>,
			 <PIN_PC0__SDMMC1_DAT1>,
			 <PIN_PC1__SDMMC1_DAT2>,
			 <PIN_PC2__SDMMC1_DAT3>;
		bias-pull-up;
	};

	pinctrl_sdmmc1_ck_cd_rstn_vddsel_default: sdmmc1_ck_cd_rstn_vddsel_default {
		pinmux = <PIN_PB30__SDMMC1_CK>,
			 <PIN_PB28__SDMMC1_RSTN>,
			 <PIN_PC5__SDMMC1_1V8SEL>,
			 <PIN_PC4__SDMMC1_CD>;
		bias-pull-up;
	};
};