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>

9 files changed, 283 insertions, 0 deletions

diff --git a/package/boot/uboot-envtools/files/ath79 b/package/boot/uboot-envtools/files/ath79
index 069d7be06b..cc11725242 100644
--- a/package/boot/uboot-envtools/files/ath79
+++ b/package/boot/uboot-envtools/files/ath79
@@ -29,6 +29,9 @@ openmesh,om5p-ac-v2|\
 yuncore,a770)
 	ubootenv_add_uci_config "/dev/mtd1" "0x0" "0x10000" "0x10000"
 	;;
+qihoo,c301)
+	ubootenv_add_uci_config "/dev/mtd9" "0x0" "0x10000" "0x10000"
+	;;
 esac
 
 config_load ubootenv
diff --git a/target/linux/ath79/base-files/etc/board.d/01_leds b/target/linux/ath79/base-files/etc/board.d/01_leds
index 46b3e51193..ecfb7b0694 100755
--- a/target/linux/ath79/base-files/etc/board.d/01_leds
+++ b/target/linux/ath79/base-files/etc/board.d/01_leds
@@ -104,6 +104,9 @@ pcs,cr3000)
 	ucidef_set_led_switch "lan3" "LAN3" "pcs:blue:lan3" "switch0" "0x10"
 	ucidef_set_led_switch "lan4" "LAN4" "pcs:blue:lan4" "switch0" "0x02"
 	;;
+qihoo,c301)
+	ucidef_set_led_wlan "wlan" "WLAN" "$boardname:green:wlan" "phy0tpt"
+	;;
 tplink,archer-a7-v5|\
 tplink,archer-c7-v4|\
 tplink,archer-c7-v5)
diff --git a/target/linux/ath79/base-files/etc/board.d/02_network b/target/linux/ath79/base-files/etc/board.d/02_network
index 85e57c6eb5..f7cac3e300 100755
--- a/target/linux/ath79/base-files/etc/board.d/02_network
+++ b/target/linux/ath79/base-files/etc/board.d/02_network
@@ -184,6 +184,11 @@ ath79_setup_interfaces()
 		ucidef_add_switch "switch0" \
 			"0@eth0" "3:lan:1" "5:lan:2" "4:wan"
 		;;
+	qihoo,c301)
+		ucidef_set_interface_wan "eth1"
+		ucidef_add_switch "switch0" \
+			"0@eth0" "2:lan" "3:lan"
+		;;
 	rosinson,wr818)
 		ucidef_add_switch "switch0" \
 			"0@eth0" "1:lan" "2:lan" "3:wan"
@@ -328,6 +333,10 @@ ath79_setup_macs()
 		lan_mac=$(k2t_get_mac "lan_mac")
 		wan_mac=$(k2t_get_mac "wan_mac")
 		;;
+	qihoo,c301)
+		lan_mac=$(mtd_get_mac_ascii devdata lanmac)
+		wan_mac=$(mtd_get_mac_ascii devdata wanmac)
+		;;
 	rosinson,wr818)
 		wan_mac=$(mtd_get_mac_binary factory 0)
 		lan_mac=$(macaddr_setbit_la "$wan_mac")
diff --git a/target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom b/target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
index 5a20b84344..f049dbd46a 100644
--- a/target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
+++ b/target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
@@ -127,6 +127,10 @@ case "$FIRMWARE" in
 		ath9k_eeprom_extract "art" 4096 1088
 		ath9k_patch_fw_mac $(mtd_get_mac_text board_data 1664) 2
 		;;
+	qihoo,c301)
+		ath9k_eeprom_extract "radiocfg" 4096 1088
+		ath9k_patch_fw_mac $(mtd_get_mac_ascii devdata "wlan24mac") 2
+		;;
 	*)
 		ath9k_eeprom_die "board $board is not supported yet"
 		;;
diff --git a/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata b/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
index 06a48e2258..149d744eb8 100644
--- a/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
+++ b/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
@@ -138,6 +138,10 @@ case "$FIRMWARE" in
 		ath10kcal_extract "art" 20480 2116
 		ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +16)
 		;;
+	qihoo,c301)
+		ath10kcal_extract "radiocfg" 20480 2116
+		ath10kcal_patch_mac_crc $(mtd_get_mac_ascii devdata wlan5mac)
+		;;
 	tplink,archer-a7-v5|\
 	tplink,archer-c2-v3|\
 	tplink,archer-c7-v4|\
diff --git a/target/linux/ath79/base-files/etc/init.d/bootcount b/target/linux/ath79/base-files/etc/init.d/bootcount
new file mode 100755
index 0000000000..b71fbf9a69
--- /dev/null
+++ b/target/linux/ath79/base-files/etc/init.d/bootcount
@@ -0,0 +1,11 @@
+#!/bin/sh /etc/rc.common
+START=99
+
+boot() {
+	case $(board_name) in
+	qihoo,c301)
+		local n=$(fw_printenv activeregion | cut -d = -f 2)
+		fw_setenv "image${n}trynum" 0
+		;;
+	esac
+}
diff --git a/target/linux/ath79/config-4.19 b/target/linux/ath79/config-4.19
index 6cdbb968c3..3843702a38 100644
--- a/target/linux/ath79/config-4.19
+++ b/target/linux/ath79/config-4.19
@@ -167,6 +167,7 @@ CONFIG_MTD_PARSER_CYBERTAN=y
 CONFIG_MTD_PHYSMAP=y
 CONFIG_MTD_SPI_NOR=y
 CONFIG_MTD_SPLIT_LZMA_FW=y
+CONFIG_MTD_SPLIT_SEAMA_FW=y
 CONFIG_MTD_SPLIT_TPLINK_FW=y
 CONFIG_MTD_SPLIT_UIMAGE_FW=y
 CONFIG_MTD_TPLINK_PARTS=y
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>;
+};
diff --git a/target/linux/ath79/image/generic.mk b/target/linux/ath79/image/generic.mk
index 0836751e2a..4662383541 100644
--- a/target/linux/ath79/image/generic.mk
+++ b/target/linux/ath79/image/generic.mk
@@ -728,6 +728,18 @@ define Device/phicomm_k2t
 endef
 TARGET_DEVICES += phicomm_k2t
 
+define Device/qihoo_c301
+  $(Device/seama)
+  ATH_SOC := ar9344
+  DEVICE_VENDOR := Qihoo
+  DEVICE_MODEL := C301
+  DEVICE_PACKAGES := kmod-usb2 kmod-ath10k-ct ath10k-firmware-qca988x-ct uboot-envtools
+  IMAGE_SIZE := 15744k
+  SEAMA_SIGNATURE := wrgac26_qihoo360_360rg
+  SUPPORTED_DEVICES += qihoo-c301
+endef
+TARGET_DEVICES += qihoo_c301
+
 define Device/rosinson_wr818
   ATH_SOC := qca9563
   DEVICE_VENDOR := Rosinson