u-boot-brain/arch/x86/dts/minnowmax.dts

/*
 * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/dts-v1/;

#include <dt-bindings/gpio/x86-gpio.h>

/include/ "skeleton.dtsi"
/include/ "serial.dtsi"
/include/ "rtc.dtsi"

/ {
	model = "Intel Minnowboard Max";
	compatible = "intel,minnowmax", "intel,baytrail";

	aliases {
		serial0 = &serial;
		spi0 = "/spi";
	};

	config {
		silent_console = <0>;
	};

	pch_pinctrl {
		compatible = "intel,x86-pinctrl";
		io-base = <0x4c>;

		pin_usb_host_en0@0 {
			gpio-offset = <0x80 8>;
			pad-offset = <0x260>;
			mode-gpio;
			output-value = <1>;
			direction = <PIN_OUTPUT>;
		};

		pin_usb_host_en1@0 {
			gpio-offset = <0x80 9>;
			pad-offset = <0x258>;
			mode-gpio;
			output-value = <1>;
			direction = <PIN_OUTPUT>;
		};
	};

	gpioa {
		compatible = "intel,ich6-gpio";
		u-boot,dm-pre-reloc;
		reg = <0 0x20>;
		bank-name = "A";
	};

	gpiob {
		compatible = "intel,ich6-gpio";
		u-boot,dm-pre-reloc;
		reg = <0x20 0x20>;
		bank-name = "B";
	};

	gpioc {
		compatible = "intel,ich6-gpio";
		u-boot,dm-pre-reloc;
		reg = <0x40 0x20>;
		bank-name = "C";
	};

	gpiod {
		compatible = "intel,ich6-gpio";
		u-boot,dm-pre-reloc;
		reg = <0x60 0x20>;
		bank-name = "D";
	};

	gpioe {
		compatible = "intel,ich6-gpio";
		u-boot,dm-pre-reloc;
		reg = <0x80 0x20>;
		bank-name = "E";
	};

	gpiof {
		compatible = "intel,ich6-gpio";
		u-boot,dm-pre-reloc;
		reg = <0xA0 0x20>;
		bank-name = "F";
	};

	chosen {
		stdout-path = "/serial";
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu@0 {
			device_type = "cpu";
			compatible = "intel,baytrail-cpu";
			reg = <0>;
			intel,apic-id = <0>;
		};

		cpu@1 {
			device_type = "cpu";
			compatible = "intel,baytrail-cpu";
			reg = <1>;
			intel,apic-id = <4>;
		};

	};

	pci {
		compatible = "intel,pci-baytrail", "pci-x86";
		#address-cells = <3>;
		#size-cells = <2>;
		u-boot,dm-pre-reloc;
		ranges = <0x02000000 0x0 0xd0000000 0xd0000000 0 0x10000000
			0x42000000 0x0 0xc0000000 0xc0000000 0 0x10000000
			0x01000000 0x0 0x2000 0x2000 0 0xe000>;
	};

	fsp {
		compatible = "intel,baytrail-fsp";
		fsp,mrc-init-tseg-size = <0>;
		fsp,mrc-init-mmio-size = <0x800>;
		fsp,mrc-init-spd-addr1 = <0xa0>;
		fsp,mrc-init-spd-addr2 = <0xa2>;
		fsp,emmc-boot-mode = <2>;
		fsp,enable-sdio;
		fsp,enable-sdcard;
		fsp,enable-hsuart1;
		fsp,enable-spi;
		fsp,enable-sata;
		fsp,sata-mode = <1>;
		fsp,enable-lpe;
		fsp,lpss-sio-enable-pci-mode;
		fsp,enable-dma0;
		fsp,enable-dma1;
		fsp,enable-i2c0;
		fsp,enable-i2c1;
		fsp,enable-i2c2;
		fsp,enable-i2c3;
		fsp,enable-i2c4;
		fsp,enable-i2c5;
		fsp,enable-i2c6;
		fsp,enable-pwm0;
		fsp,enable-pwm1;
		fsp,igd-dvmt50-pre-alloc = <2>;
		fsp,aperture-size = <2>;
		fsp,gtt-size = <2>;
		fsp,serial-debug-port-address = <0x3f8>;
		fsp,serial-debug-port-type = <1>;
		fsp,scc-enable-pci-mode;
		fsp,os-selection = <4>;
		fsp,emmc45-ddr50-enabled;
		fsp,emmc45-retune-timer-value = <8>;
		fsp,enable-igd;
		fsp,enable-memory-down;
		fsp,memory-down-params {
			compatible = "intel,baytrail-fsp-mdp";
			fsp,dram-speed = <1>;
			fsp,dram-type = <1>;
			fsp,dimm-0-enable;
			fsp,dimm-width = <1>;
			fsp,dimm-density = <2>;
			fsp,dimm-bus-width = <3>;
			fsp,dimm-sides = <0>;
			fsp,dimm-tcl = <0xb>;
			fsp,dimm-trpt-rcd = <0xb>;
			fsp,dimm-twr = <0xc>;
			fsp,dimm-twtr = <6>;
			fsp,dimm-trrd = <6>;
			fsp,dimm-trtp = <6>;
			fsp,dimm-tfaw = <0x14>;
		};
	};

	spi {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "intel,ich-spi";
		spi-flash@0 {
			reg = <0>;
			compatible = "stmicro,n25q064a", "spi-flash";
			memory-map = <0xff800000 0x00800000>;
		};
	};

	microcode {
		update@0 {
#include "microcode/m0130673322.dtsi"
		};
	};

};