ath79: add support for Qihoo C301

Specifications:
- SoC: AR9344
- RAM: 128MB
- Flash: 2 * 16MB (MX25L12845)
- Ethernet: 2 * FE LAN & 1 * FE WAN
- WiFi: 2.4G: AR9344 5G: QCA9882

Flash instruction:
1. Hold reset and power up the router
2. Set your IP to 192.168.1.x
3. Open 192.168.1.1 and upload the generated *factory* firmware

Signed-off-by: Chuanhong Guo <gch981213@gmail.com>

1 files changed, 236 insertions, 0 deletions

diff --git a/target/linux/ath79/dts/ar9344_qihoo_c301.dts b/target/linux/ath79/dts/ar9344_qihoo_c301.dts
new file mode 100644
index 0000000000..746c7f588e
--- /dev/null
+++ b/target/linux/ath79/dts/ar9344_qihoo_c301.dts
@@ -0,0 +1,236 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+#include "ar9344.dtsi"
+
+/ {
+	model = "Qihoo 360 C301";
+	compatible = "qihoo,c301";
+
+	aliases {
+		led-boot = &led_wlan_g;
+		led-failsafe = &led_wlan_o;
+		led-upgrade = &led_wlan_o;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&jtag_disable_pins>;
+
+		led_wlan_g: wlan_g {
+			label = "c301:green:wlan";
+			gpios = <&gpio 0 GPIO_ACTIVE_LOW>;
+		};
+
+		led_wlan_o: wlan_o {
+			label = "c301:orange:wlan";
+			gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "phy1tpt";
+		};
+	};
+
+	keys {
+		compatible = "gpio-keys";
+
+		reset {
+			linux,code = <KEY_RESTART>;
+			gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
+			debounce-interval = <60>;
+		};
+	};
+
+	reg_eth_led_vbus {
+		compatible = "regulator-fixed";
+		regulator-name = "eth_led_vbus";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		gpio = <&gpio 18 GPIO_ACTIVE_LOW>;
+	};
+
+	reg_usb_vbus {
+		compatible = "regulator-fixed";
+		regulator-name = "usb_vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		enable-active-high;
+		regulator-always-on;
+		gpio = <&gpio 19 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+&pinmux {
+	pmx_spi_cs1: pinmux_spi_cs1 {
+		pinctrl-single,bits = <0xc 0x07 0xff>;
+	};
+
+	pmx_led_switch: pinmux_led_switch {
+		pinctrl-single,bits = <0x0 0x2b2a2d00 0xffffff00>;
+	};
+};
+
+&ref {
+	clock-frequency = <40000000>;
+};
+
+&uart {
+	status = "okay";
+};
+
+&gpio {
+	status = "okay";
+
+	gpio_ext_lna0 {
+		gpio-hog;
+		gpios = <14 0>;
+		output-high;
+		line-name = "c301:ext:lna0";
+	};
+
+	gpio_ext_lna1 {
+		gpio-hog;
+		gpios = <15 0>;
+		output-high;
+		line-name = "c301:ext:lna1";
+	};
+};
+
+&builtin_switch {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pmx_led_switch>;
+};
+
+&spi {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pmx_spi_cs1>;
+	status = "okay";
+
+	num-cs = <2>;
+	cs-gpios= <0>, <0>;
+
+	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 = <0x0 0x40000>;
+				read-only;
+			};
+
+			partition@40000 {
+				label = "u-boot-env";
+				reg = <0x40000 0x10000>;
+				read-only;
+			};
+
+			partition@50000 {
+				label = "devdata";
+				reg = <0x50000 0x10000>;
+				read-only;
+			};
+
+			partition@60000 {
+				label = "devconf";
+				reg = <0x60000 0x10000>;
+				read-only;
+			};
+
+			partition@70000 {
+				compatible = "seama";
+				label = "firmware";
+				reg = <0x70000 0xf60000>;
+			};
+
+			partition@fd0000 {
+				label = "warm_start";
+				reg = <0xfd0000 0x10000>;
+				read-only;
+			};
+
+			partition@fe0000 {
+				label = "action_image_config";
+				reg = <0xfe0000 0x10000>;
+			};
+
+			partition@ff0000 {
+				label = "radiocfg";
+				reg = <0xff0000 0x10000>;
+				read-only;
+			};
+		};
+	};
+
+	flash@1 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "jedec,spi-nor";
+		reg = <1>;
+		spi-max-frequency = <25000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "firmware2";
+				reg = <0x0 0xf00000>;
+			};
+
+			partition@f00000 {
+				label = "privatedata";
+				reg = <0xf00000 0x100000>;
+				read-only;
+			};
+		};
+	};
+};
+
+&usb {
+	status = "okay";
+};
+
+&usb_phy {
+	status = "okay";
+};
+
+&pcie {
+	status = "okay";
+
+	wifi@0,0 {
+		compatible = "qcom,ath10k";
+		reg = <0 0 0 0 0>;
+	};
+};
+
+&wmac {
+	status = "okay";
+	qca,no-eeprom;
+};
+
+&eth1 {
+	status = "okay";
+	gmac-config {
+		device = <&gmac>;
+		switch-phy-swap = <1>;
+		switch-only-mode = <1>;
+	};
+};
+
+&eth0 {
+	status = "okay";
+	phy-handle = <&swphy0>;
+};