From 7e77aa188a7a7c4391856a9e5ef5ef58f769e679 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sun, 9 Aug 2015 13:02:38 +0200
Subject: [PATCH] ARM: qcom: add Netgear Nighthawk X4 R7500 device tree

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
---
 arch/arm/boot/dts/Makefile               |   1 +
 arch/arm/boot/dts/qcom-ipq8064-r7500.dts | 370 +++++++++++++++++++++++++++++++
 2 files changed, 371 insertions(+)
 create mode 100644 arch/arm/boot/dts/qcom-ipq8064-r7500.dts

--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -361,6 +361,7 @@ dtb-$(CONFIG_ARCH_QCOM) += \
 	qcom-apq8084-mtp.dtb \
 	qcom-ipq8064-ap148.dtb \
 	qcom-ipq8064-db149.dtb \
+	qcom-ipq8064-r7500.dtb \
 	qcom-msm8660-surf.dtb \
 	qcom-msm8960-cdp.dtb \
 	qcom-msm8974-sony-xperia-honami.dtb
--- /dev/null
+++ b/arch/arm/boot/dts/qcom-ipq8064-r7500.dts
@@ -0,0 +1,342 @@
+#include "qcom-ipq8064-v1.0.dtsi"
+
+#include <dt-bindings/input/input.h>
+
+/ {
+	model = "Netgear Nighthawk X4 R7500";
+	compatible = "netgear,r7500", "qcom,ipq8064";
+
+	memory@0 {
+		reg = <0x42000000 0xe000000>;
+		device_type = "memory";
+	};
+
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+		rsvd@41200000 {
+			reg = <0x41200000 0x300000>;
+			no-map;
+		};
+	};
+
+	aliases {
+		serial0 = &uart4;
+		mdio-gpio0 = &mdio0;
+	};
+
+	chosen {
+		bootargs = "rootfstype=squashfs noinitrd";
+		linux,stdout-path = "serial0:115200n8";
+	};
+
+	soc {
+		pinmux@800000 {
+			i2c4_pins: i2c4_pinmux {
+				pins = "gpio12", "gpio13";
+				function = "gsbi4";
+				bias-disable;
+			};
+
+			nand_pins: nand_pins {
+				mux {
+					pins = "gpio34", "gpio35", "gpio36",
+					       "gpio37", "gpio38", "gpio39",
+					       "gpio40", "gpio41", "gpio42",
+					       "gpio43", "gpio44", "gpio45",
+					       "gpio46", "gpio47";
+					function = "nand";
+					drive-strength = <10>;
+					bias-disable;
+				};
+				pullups {
+					pins = "gpio39";
+					bias-pull-up;
+				};
+				hold {
+					pins = "gpio40", "gpio41", "gpio42",
+					       "gpio43", "gpio44", "gpio45",
+					       "gpio46", "gpio47";
+					bias-bus-hold;
+				};
+			};
+
+			mdio0_pins: mdio0_pins {
+				mux {
+					pins = "gpio0", "gpio1";
+					function = "gpio";
+					drive-strength = <8>;
+					bias-disable;
+				};
+			};
+
+			rgmii2_pins: rgmii2_pins {
+				mux {
+					pins = "gpio27", "gpio28", "gpio29", "gpio30", "gpio31", "gpio32",
+					       "gpio51", "gpio52", "gpio59", "gpio60", "gpio61", "gpio62" ;
+					function = "rgmii2";
+					drive-strength = <8>;
+					bias-disable;
+				};
+			};
+		};
+
+		gsbi@16300000 {
+			qcom,mode = <GSBI_PROT_I2C_UART>;
+			status = "ok";
+			serial@16340000 {
+				status = "ok";
+			};
+			/*
+			 * The i2c device on gsbi4 should not be enabled.
+			 * On ipq806x designs gsbi4 i2c is meant for exclusive
+			 * RPM usage. Turning this on in kernel manifests as
+			 * i2c failure for the RPM.
+			 */
+		};
+
+		sata-phy@1b400000 {
+			status = "ok";
+		};
+
+		sata@29000000 {
+			status = "ok";
+		};
+
+		phy@100f8800 {		/* USB3 port 1 HS phy */
+			status = "ok";
+		};
+
+		phy@100f8830 {		/* USB3 port 1 SS phy */
+			status = "ok";
+		};
+
+		phy@110f8800 {		/* USB3 port 0 HS phy */
+			status = "ok";
+		};
+
+		phy@110f8830 {		/* USB3 port 0 SS phy */
+			status = "ok";
+		};
+
+		usb30@0 {
+			status = "ok";
+		};
+
+		usb30@1 {
+			status = "ok";
+		};
+
+		pcie0: pci@1b500000 {
+			status = "ok";
+		};
+
+		pcie1: pci@1b700000 {
+			status = "ok";
+		};
+
+		nand@1ac00000 {
+			status = "ok";
+
+			pinctrl-0 = <&nand_pins>;
+			pinctrl-names = "default";
+
+			nand-ecc-strength = <4>;
+			nand-bus-width = <8>;
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			qcadata@0 {
+				label = "qcadata";
+				reg = <0x0000000 0x0c80000>;
+				read-only;
+			};
+
+			APPSBL@c80000 {
+				label = "APPSBL";
+				reg = <0x0c80000 0x0500000>;
+				read-only;
+			};
+
+			APPSBLENV@1180000 {
+				label = "APPSBLENV";
+				reg = <0x1180000 0x0080000>;
+				read-only;
+			};
+
+			art: art@1200000 {
+				label = "art";
+				reg = <0x1200000 0x0140000>;
+				read-only;
+			};
+
+			kernel@1340000 {
+				label = "kernel";
+				reg = <0x1340000 0x0200000>;
+			};
+
+			ubi@1540000 {
+				label = "ubi";
+				reg = <0x1540000 0x1800000>;
+			};
+
+			netgear@2d40000 {
+				label = "netgear";
+				reg = <0x2d40000 0x0c00000>;
+				read-only;
+			};
+
+			reserve@3940000 {
+				label = "reserve";
+				reg = <0x3940000 0x46c0000>;
+				read-only;
+			};
+
+			firmware@1340000 {
+				label = "firmware";
+				reg = <0x1340000 0x1a00000>;
+			};
+
+		};
+
+		mdio0: mdio {
+			compatible = "virtual,mdio-gpio";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			gpios = <&qcom_pinmux 1 0 &qcom_pinmux 0 0>;
+			pinctrl-0 = <&mdio0_pins>;
+			pinctrl-names = "default";
+
+			phy0: ethernet-phy@0 {
+				device_type = "ethernet-phy";
+				reg = <0>;
+				qca,ar8327-initvals = <
+					0x00004 0x7600000   /* PAD0_MODE */
+					0x00008 0x1000000   /* PAD5_MODE */
+					0x0000c 0x80        /* PAD6_MODE */
+					0x000e4 0xaa545     /* MAC_POWER_SEL */
+					0x000e0 0xc74164de  /* SGMII_CTRL */
+					0x0007c 0x4e        /* PORT0_STATUS */
+					0x00094 0x4e        /* PORT6_STATUS */
+					>;
+			};
+
+			phy4: ethernet-phy@4 {
+				device_type = "ethernet-phy";
+				reg = <4>;
+			};
+		};
+
+		gmac1: ethernet@37200000 {
+			status = "ok";
+			phy-mode = "rgmii";
+			qcom,id = <1>;
+
+			pinctrl-0 = <&rgmii2_pins>;
+			pinctrl-names = "default";
+
+			mtd-mac-address = <&art 6>;
+
+			fixed-link {
+				speed = <1000>;
+				full-duplex;
+			};
+		};
+
+		gmac2: ethernet@37400000 {
+			status = "ok";
+			phy-mode = "sgmii";
+			qcom,id = <2>;
+
+			mtd-mac-address = <&art 0>;
+
+			fixed-link {
+				speed = <1000>;
+				full-duplex;
+			};
+		};
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		wifi {
+			label = "wifi";
+			gpios = <&qcom_pinmux 6 1>;
+			linux,code = <KEY_WLAN>;
+		};
+
+		reset {
+			label = "reset";
+			gpios = <&qcom_pinmux 54 1>;
+			linux,code = <KEY_RESTART>;
+		};
+
+		wps {
+			label = "wps";
+			gpios = <&qcom_pinmux 65 1>;
+			linux,code = <KEY_WPS_BUTTON>;
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+
+		usb1 {
+			label = "r7500:amber:usb1";
+			gpios = <&qcom_pinmux 7 0>;
+		};
+
+		usb3 {
+			label = "r7500:amber:usb3";
+			gpios = <&qcom_pinmux 8 0>;
+		};
+
+		status {
+			label = "r7500:amber:status";
+			gpios = <&qcom_pinmux 9 0>;
+		};
+
+		internet {
+			label = "r7500:white:internet";
+			gpios = <&qcom_pinmux 22 0>;
+		};
+
+		wan {
+			label = "r7500:white:wan";
+			gpios = <&qcom_pinmux 23 0>;
+		};
+
+		wps {
+			label = "r7500:white:wps";
+			gpios = <&qcom_pinmux 24 0>;
+		};
+
+		esata {
+			label = "r7500:white:esata";
+			gpios = <&qcom_pinmux 26 0>;
+		};
+
+		power {
+			label = "r7500:white:power";
+			gpios = <&qcom_pinmux 53 0>;
+			default-state = "on";
+		};
+
+		rfkill {
+			label = "r7500:white:rfkill";
+			gpios = <&qcom_pinmux 64 0>;
+		};
+
+		wifi5g {
+			label = "r7500:white:wifi5g";
+			gpios = <&qcom_pinmux 67 0>;
+		};
+	};
+};
+
+&adm_dma {
+	status = "ok";
+};
