kernel/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi


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/ {
	soc {
		flash: flash@08000000 {
			#address-cells = <1>;
			#size-cells = <1>;
			compatible = "cfi-flash";
			reg = <0x08000000 0x00400000>;
			bank-width = <2>;
			device-width = <2>;
			partition@0x0 {
				label = "boot loader area";
				reg = <0x00000000 0x003f0000>;
			};
			partition@0x3f0000 {
				label = "boot environment";
				reg = <0x003f0000 0x00010000>;
			};
		};
	};
};