ath79: preliminary support for TP-Link WDR3600 / WDR4300 (AR9344)

target/linux/ath79/base-files/etc/board.d/02_network

@@ -13,6 +13,12 @@ ath79_setup_interfaces()
 		ucidef_set_interface_lan "eth0"
 		;;
 
+	"tplink,tl-wdr3600"|\
+	"tplink,tl-wdr4300")
+		ucidef_add_switch "switch0" \
+			"0@eth0" "2:lan:1" "3:lan:2" "4:lan:3" "5:lan:4" "1:wan"
+		;;
+
 	"tplink,tl-wr1043nd-v1")
 		ucidef_add_switch "switch0" \
 			"1:lan" "2:lan" "3:lan" "4:lan" "0:wan" "5@eth0"

target/linux/ath79/base-files/etc/diag.sh

@@ -2,6 +2,8 @@
 
 . /lib/functions/leds.sh
 
+status_led="$(get_dt_led status)"
+
 get_status_led() {
 	local board=$(board_name)
 	local boardname="${board##*,}"
@@ -23,7 +25,7 @@ get_status_led() {
 }
 
 set_state() {
-	get_status_led
+	[ -z "$status_led" ] && get_status_led
 
 	case "$1" in
 	preinit)

target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom

@@ -50,6 +50,10 @@ case "$FIRMWARE" in
 	"avm,fritz300e")
 		ath9k_eeprom_extract_reverse "urloader" 5441 1088
 		;;
+	"tplink,tl-wdr3600"|\
+	"tplink,tl-wdr4300")
+		ath9k_eeprom_extract "art" 20480 1088
+		;;
 	"ubnt,unifi")
 		ath9k_eeprom_extract "art" 4096 2048
 		;;

target/linux/ath79/dts/ar9344.dtsi

@@ -0,0 +1,32 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "ar934x.dtsi"
+
+/ {
+	compatible = "qca,ar9344";
+};
+
+&apb {
+	pcie: pcie-controller@180c0000 {
+		compatible = "qcom,ar9340-pci", "qcom,ar7240-pci";
+		#address-cells = <3>;
+		#size-cells = <2>;
+		bus-range = <0x0 0x0>;
+		reg = <0x180c0000 0x1000>, /* CRP */
+				<0x180f0000 0x100>, /* CTRL */
+				<0x14000000 0x1000>; /* CFG */
+		reg-names = "crp_base", "ctrl_base", "cfg_base";
+		ranges = <0x2000000 0 0x10000000 0x10000000 0 0x04000000 /* pci memory */
+				0x1000000 0 0x00000000 0x0000000 0 0x000001>; /* io space */
+		interrupt-parent = <&cpuintc>;
+		interrupts = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <1>;
+
+		interrupt-map-mask = <0 0 0 1>;
+		interrupt-map = <0 0 0 0 &pcie 0>;
+
+		status = "disabled";
+	};
+};

target/linux/ath79/dts/ar9344_tl-wdr3600.dts

@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/dts-v1/;
+
+#include "ar9344_tl-wdr4300.dtsi"
+
+/ {
+	model = "TP-Link WDR3600";
+	compatible = "tplink,tl-wdr3600";
+};

target/linux/ath79/dts/ar9344_tl-wdr4300.dts

@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/dts-v1/;
+
+#include "ar9344_tl-wdr4300.dtsi"
+
+/ {
+	model = "TP-Link WDR4300";
+	compatible = "tplink,tl-wdr4300";
+};

target/linux/ath79/dts/ar9344_tl-wdr4300.dtsi

@@ -0,0 +1,240 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+#include "ar9344.dtsi"
+
+/ {
+	model = "TP-Link WDR4300";
+	compatible = "tplink,tl-wdr4300";
+
+	aliases {
+		led-status = &system;
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x8000000>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		usb1 {
+			label = "tp-link:green:usb1";
+			gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+			trigger-sources = <&hub_port1>;
+			linux,default-trigger = "usbport";
+		};
+
+		usb2 {
+			label = "tp-link:green:usb2";
+			gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+			trigger-sources = <&hub_port2>;
+			linux,default-trigger = "usbport";
+		};
+
+		wlan2g {
+			label = "tp-link:green:wlan2g";
+			gpios = <&gpio 13 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+			linux,default-trigger = "phy0tpt";
+		};
+
+		system: system {
+			label = "tp-link:green:system";
+			gpios = <&gpio 14 GPIO_ACTIVE_LOW>;
+			default-state = "on";
+		};
+
+		qss {
+			label = "tp-link:green:qss";
+			gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+	};
+
+	ath9k-leds {
+		compatible = "gpio-leds";
+
+		wlan5g {
+			label = "tp-link:green:wlan5g";
+			gpios = <&ath9k 0 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+			linux,default-trigger = "phy1tpt";
+		};
+	};
+
+	keys {
+		compatible = "gpio-keys-polled";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		poll-interval = <20>;
+
+		button@0 {
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
+			debounce-interval = <60>;
+		};
+
+		button@1 {
+			label = "wifi";
+			linux,code = <KEY_RFKILL>;
+			linux,input-type = <EV_SW>;
+			gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+			debounce-interval = <60>;
+		};
+	};
+
+	gpio-export {
+		compatible = "gpio-export";
+		#size-cells = <0>;
+
+		gpio_usb1_power {
+			gpio-export,name = "tp-link:power:usb1";
+			gpio-export,output = <1>;
+			gpios = <&gpio 22 GPIO_ACTIVE_HIGH>;
+		};
+
+		gpio_usb2_power {
+			gpio-export,name = "tp-link:power:usb2";
+			gpio-export,output = <1>;
+			gpios = <&gpio 21 GPIO_ACTIVE_HIGH>;
+		};
+
+		gpio_ext_lna0 {
+			gpio-export,name = "tp-link:ext:lna0";
+			gpio-export,output = <1>;
+			gpios = <&gpio 18 GPIO_ACTIVE_HIGH>;
+		};
+
+		gpio_ext_lna1 {
+			gpio-export,name = "tp-link:ext:lna1";
+			gpio-export,output = <1>;
+			gpios = <&gpio 19 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&ref {
+	clock-frequency = <40000000>;
+};
+
+&uart {
+	status = "okay";
+};
+
+&gpio {
+	status = "okay";
+};
+
+&spi {
+	num-cs = <1>;
+
+	status = "okay";
+
+	flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <25000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			uboot: partition@0 {
+				label = "u-boot";
+				reg = <0x000000 0x020000>;
+				read-only;
+			};
+
+			partition@20000 {
+				label = "firmware";
+				reg = <0x020000 0x7d0000>;
+			};
+
+			partition@7f0000 {
+				label = "art";
+				reg = <0x7f0000 0x010000>;
+				read-only;
+			};
+		};
+	};
+};
+
+&usb {
+	status = "okay";
+
+	port@1 {
+		reg = <1>;
+		#trigger-source-cells = <0>;
+
+		hub_port1: port@1 {
+			reg = <1>;
+			#trigger-source-cells = <0>;
+		};
+
+		hub_port2: port@2 {
+			reg = <2>;
+			#trigger-source-cells = <0>;
+		};
+	};
+};
+
+&usb_phy {
+	status = "okay";
+};
+
+&pcie {
+	status = "okay";
+
+	ath9k: wifi@168c,0033 {
+		compatible = "pci168c,0033";
+		reg = <0x0000 0 0 0 0>;
+		mtd-mac-address = <&uboot 0x1fc00>;
+		qca,no-eeprom;
+		#gpio-cells = <2>;
+		gpio-controller;
+	};
+};
+
+&mdio0 {
+	status = "okay";
+
+	phy-mask = <0>;
+
+	phy0: ethernet-phy@0 {
+		reg = <0>;
+		phy-mode = "rgmii";
+
+		qca,ar8327-initvals = <
+			0x04 0x07600000 /* PORT0 PAD MODE CTRL */
+			0x10 0x80000080 /* POWER_ON_STRIP */
+			0x50 0xc737c737 /* LED_CTRL0 */
+			0x54 0x00000000 /* LED_CTRL1 */
+			0x58 0x00000000 /* LED_CTRL2 */
+			0x5c 0x0030c300 /* LED_CTRL3 */
+			0x7c 0x0000007e /* PORT0_STATUS */
+			>;
+	};
+};
+
+&eth0 {
+	status = "okay";
+
+	/* default for ar934x, except for 1000M */
+	pll-data = <0x06000000 0x00000101 0x00001616>;
+
+	mtd-mac-address = <&uboot 0x1fc00>;
+	mtd-mac-address-increment = <(-2)>;
+
+	phy-mode = "rgmii";
+	phy-handle = <&phy0>;
+};