[PATCH] arm64: dts: n5x: add qspi, usb, and ethernet support

[Dinh Nguyen <dinguyen@kernel.org>]

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

Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
---
 .../boot/dts/intel/socfpga_n5x_socdk.dts      | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)

diff --git a/arch/arm64/boot/dts/intel/socfpga_n5x_socdk.dts b/arch/arm64/boot/dts/intel/socfpga_n5x_socdk.dts
index 01f1307ce4ac..f3c1310dae0a 100644
--- a/arch/arm64/boot/dts/intel/socfpga_n5x_socdk.dts
+++ b/arch/arm64/boot/dts/intel/socfpga_n5x_socdk.dts
@@ -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";
 };
-- 
2.25.1