Commit f4c35356 authored by Dinh Nguyen's avatar Dinh Nguyen
Browse files

arm64: dts: n5x: add qspi, usb, and ethernet support 



Populate the N5X board dts file with support for QSPI, USB, and
ethernet.

Signed-off-by: default avatarDinh Nguyen <dinguyen@kernel.org>
parent fa55b7dc

arch/arm64/boot/dts/intel/socfpga_n5x_socdk.dts

+71 −0
Original line number Diff line number Diff line
@@ -29,6 +29,36 @@ &clkmgr { 
	compatible = "intel,easic-n5x-clkmgr";

};



&gmac0 {

	status = "okay";

	phy-mode = "rgmii";

	phy-handle = <&phy0>;



	max-frame-size = <9000>;



	mdio0 {

		#address-cells = <1>;

		#size-cells = <0>;

		compatible = "snps,dwmac-mdio";

		phy0: ethernet-phy@0 {

			reg = <4>;



			txd0-skew-ps = <0>; /* -420ps */

			txd1-skew-ps = <0>; /* -420ps */

			txd2-skew-ps = <0>; /* -420ps */

			txd3-skew-ps = <0>; /* -420ps */

			rxd0-skew-ps = <420>; /* 0ps */

			rxd1-skew-ps = <420>; /* 0ps */

			rxd2-skew-ps = <420>; /* 0ps */

			rxd3-skew-ps = <420>; /* 0ps */

			txen-skew-ps = <0>; /* -420ps */

			txc-skew-ps = <900>; /* 0ps */

			rxdv-skew-ps = <420>; /* 0ps */

			rxc-skew-ps = <1680>; /* 780ps */

		};

	};

};



&mmc {

	status = "okay";

	cap-sd-highspeed;
@@ -40,10 +70,51 @@ &osc1 { 
	clock-frequency = <25000000>;

};



&qspi {

	status = "okay";

	flash@0 {

		#address-cells = <1>;

		#size-cells = <1>;

		compatible = "micron,mt25qu02g", "jedec,spi-nor";

		reg = <0>;

		spi-max-frequency = <100000000>;



		m25p,fast-read;

		cdns,page-size = <256>;

		cdns,block-size = <16>;

		cdns,read-delay = <2>;

		cdns,tshsl-ns = <50>;

		cdns,tsd2d-ns = <50>;

		cdns,tchsh-ns = <4>;

		cdns,tslch-ns = <4>;



		partitions {

			compatible = "fixed-partitions";

			#address-cells = <1>;

			#size-cells = <1>;



			qspi_boot: partition@0 {

				label = "Boot and fpga data";

				reg = <0x0 0x03FE0000>;

			};



			qspi_rootfs: partition@3FE0000 {

				label = "Root Filesystem - JFFS2";

				reg = <0x03FE0000 0x0C020000>;

			};

		};

	};

};



&uart0 {

	status = "okay";

};



&usb0 {

	status = "okay";

	disable-over-current;

};



&watchdog0 {

	status = "okay";

};