u-boot/arch/arm/dts/ca-presidio-engboard.dts

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2020, Cortina Access Inc.
 */

/dts-v1/;

/ {
   #address-cells = <2>;
   #size-cells = <1>;

	mmc0: mmc@f4400000 {
		compatible = "cortina,ca-mmc";
		reg = <0x0 0xf4400000 0x1000>;
		bus-width = <4>;
		sd_dll_ctrl = <0xf43200e8>;
		io_drv_ctrl = <0xf432004c>;
	};

	gpio0: gpio-controller@0xf4329280  {
		compatible = "cortina,ca-gpio";
		reg = <0x0 0xf4329280 0x24>;
		gpio-controller;
		#gpio-cells = <2>;
		status = "okay";
	};
	gpio1: gpio-controller@0xf43292a4  {
		compatible = "cortina,ca-gpio";
		reg = <0x0 0xf43292a4 0x24>;
		gpio-controller;
		#gpio-cells = <2>;
		status = "disabled";
	};

	watchdog: watchdog@0xf432901c {
		compatible = "cortina,ca-wdt";
		reg = <0x0 0xf432901c 0x34>,
		      <0x0 0xf4320020 0x04>;
		status = "okay";
	};

	uart0: serial@0xf4329148  {
		u-boot,dm-pre-reloc;
		compatible = "cortina,ca-uart";
		reg = <0x0 0xf4329148 0x30>;
		status = "okay";
	};

	i2c: i2c@f4329120 {
		compatible = "cortina,ca-i2c";
		reg = <0x0 0xf4329120 0x28>;
		clock-frequency = <400000>;
	};

	nand: nand-controller@f4324000 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "cortina,ca-nand";
		reg = <0 0xf4324000 0x3b0>, /* NAND controller */
		      <0 0xf7001000 0xb4>, /* DMA_GLOBAL */
		      <0 0xf7001a00 0x80>; /* DMA channel0 for FLASH */
		status = "okay";
		nand-ecc-mode = "hw";
		nand-ecc-strength = <16>;
		nand-ecc-step-size = <1024>;    /* Must be 1024 */
		nand_flash_base_addr = <0xe0000000>;
	};

	sflash: sflash-controller@f4324000 {
		#address-cells = <2>;
		#size-cells = <1>;
		compatible = "cortina,ca-sflash";
		reg = <0x0 0xf4324000 0x50>;
		reg-names = "sflash-regs";
		flash@0 {
			compatible = "jedec,spi-nor";
			spi-rx-bus-width = <1>;
			spi-max-frequency = <108000000>;
		};
	};

	leds: led-controller@f43200f0 {
		compatible = "cortina,ca-leds";
		reg = <0x0 0xf43200f0 0x40>;

		cortina,blink-rate1 = <256>;
		cortina,blink-rate2 = <512>;

		led@0 {
			pin = <0>;
			active-low;
			blink-sel =<0>;
			port = <0>;
			off-event = <0>;
			label = "led0";
		};

		led@1 {
			pin = <1>;
			active-low;
			blink-sel =<1>;
			label = "led1";
		};

		led@2 {
			pin = <2>;
			active-low;
			label = "led2";
		};

	};
};