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 <dt-bindings/mfd/atmel-flexcom.h>
#include "sama7g5.dtsi"
#include "sama7g5-pinfunc.h"
#include <dt-bindings/pinctrl/at91.h>

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

	aliases {
		serial0 = &uart0;
		i2c0 = &i2c1;
		i2c1 = &i2c8;
	};

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

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

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

	ahb {

		apb {
			sdmmc0: sdio-host@e1204000 {
				bus-width = <8>;
				non-removable;
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_sdmmc0_cmd_data_default
					     &pinctrl_sdmmc0_ck_rstn_ds_cd_default>;
				status = "okay";
			};

			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";
			};
		};
	};
};

&qspi0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_qspi>;
	status = "okay";

	flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <133000000>;
		spi-tx-bus-width = <8>;
		spi-rx-bus-width = <8>;
		m25p,fast-read;

	};
};

&flx1 {
	atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
	status = "okay";
};

&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_flx1_default>;
	status = "okay";
};

&flx8 {
	atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
	status = "okay";

	i2c8: i2c@600 {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_i2c8_default>;
		i2c-analog-filter;
		i2c-digital-filter;
		i2c-digital-filter-width-ns = <35>;
		status = "okay";

		eeprom@52 {
			compatible = "microchip,24aa02e48";
			reg = <0x52>;
			pagesize = <16>;
		};

		eeprom@53 {
			compatible = "microchip,24aa02e48";
			reg = <0x53>;
			pagesize = <16>;
		};
	};
};

&gmac0 {
	#address-cells = <1>;
	#size-cells = <0>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gmac0_default &pinctrl_gmac0_txc_default>;
	phy-mode = "rgmii-id";
	status = "okay";

	ethernet-phy@7 {
		reg = <0x7>;
	};
};

&gmac1 {
	#address-cells = <1>;
	#size-cells = <0>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gmac1_default>;
	phy-mode = "rmii";
	status = "okay";

	ethernet-phy@0 {
		reg = <0x0>;
	};
};

&pinctrl {
	pinctrl_flx1_default: flx1_default {
		pinmux = <PIN_PC9__FLEXCOM1_IO0>,
			 <PIN_PC10__FLEXCOM1_IO1>;
		bias-disable;
	};

	pinctrl_flx3_default: flx3_default {
		pinmux = <PIN_PD16__FLEXCOM3_IO0>,
			 <PIN_PD17__FLEXCOM3_IO1>;
		bias-pull-up;
	};

	pinctrl_i2c8_default: i2c8_default {
		pinmux = <PIN_PC14__FLEXCOM8_IO0>,
			 <PIN_PC13__FLEXCOM8_IO1>;
		bias-disable;
	};

	pinctrl_qspi: qspi {
		pinmux = <PIN_PB12__QSPI0_IO0>,
			 <PIN_PB11__QSPI0_IO1>,
			 <PIN_PB10__QSPI0_IO2>,
			 <PIN_PB9__QSPI0_IO3>,
			 <PIN_PB16__QSPI0_IO4>,
			 <PIN_PB17__QSPI0_IO5>,
			 <PIN_PB18__QSPI0_IO6>,
			 <PIN_PB19__QSPI0_IO7>,
			 <PIN_PB13__QSPI0_CS>,
			 <PIN_PB14__QSPI0_SCK>,
			 <PIN_PB15__QSPI0_SCKN>,
			 <PIN_PB20__QSPI0_DQS>,
			 <PIN_PB21__QSPI0_INT>;
		bias-disable;
		slew-rate = <0>;
		atmel,drive-strength = <ATMEL_PIO_DRVSTR_HI>;
	};

	pinctrl_sdmmc0_cmd_data_default: sdmmc0_cmd_data_default {
		pinmux = <PIN_PA1__SDMMC0_CMD>,
			 <PIN_PA3__SDMMC0_DAT0>,
			 <PIN_PA4__SDMMC0_DAT1>,
			 <PIN_PA5__SDMMC0_DAT2>,
			 <PIN_PA6__SDMMC0_DAT3>,
			 <PIN_PA7__SDMMC0_DAT4>,
			 <PIN_PA8__SDMMC0_DAT5>,
			 <PIN_PA9__SDMMC0_DAT6>,
			 <PIN_PA10__SDMMC0_DAT7>;
		bias-pull-up;
	};

	pinctrl_sdmmc0_ck_rstn_ds_cd_default: sdmmc0_ck_rstn_ds_cd_default {
		pinmux = <PIN_PA0__SDMMC0_CK>,
			 <PIN_PA2__SDMMC0_RSTN>,
			 <PIN_PA11__SDMMC0_DS>,
			 <PIN_PA14__SDMMC0_CD>;
		bias-pull-up;
	};

	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;
	};

	pinctrl_gmac0_default: gmac0_default {
		pinmux = <PIN_PA16__G0_TX0>,
			 <PIN_PA17__G0_TX1>,
			 <PIN_PA26__G0_TX2>,
			 <PIN_PA27__G0_TX3>,
			 <PIN_PA19__G0_RX0>,
			 <PIN_PA20__G0_RX1>,
			 <PIN_PA28__G0_RX2>,
			 <PIN_PA29__G0_RX3>,
			 <PIN_PA15__G0_TXEN>,
			 <PIN_PA30__G0_RXCK>,
			 <PIN_PA18__G0_RXDV>,
			 <PIN_PA22__G0_MDC>,
			 <PIN_PA23__G0_MDIO>,
			 <PIN_PA25__G0_125CK>;
		bias-disable;
	};

	pinctrl_gmac0_txc_default: gmac0_txc_default {
		pinmux = <PIN_PA24__G0_TXCK>;
		bias-pull-up;
	};

	pinctrl_gmac1_default: gmac1_default {
		pinmux = <PIN_PD30__G1_TXCK>,
			 <PIN_PD22__G1_TX0>,
			 <PIN_PD23__G1_TX1>,
			 <PIN_PD21__G1_TXEN>,
			 <PIN_PD25__G1_RX0>,
			 <PIN_PD26__G1_RX1>,
			 <PIN_PD27__G1_RXER>,
			 <PIN_PD24__G1_RXDV>,
			 <PIN_PD28__G1_MDC>,
			 <PIN_PD29__G1_MDIO>;
		bias-disable;
	};
};