ramips: add JD-Cloud router support

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
Co-authored-by: AmadeusGhost <42570690+AmadeusGhost@users.noreply.github.com>

target/linux/ramips/dts/mt7621_jdcloud_re-sp-01b.dts

@@ -0,0 +1,153 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "mt7621.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	compatible = "jdcloud,re-sp-01b", "mediatek,mt7621-soc";
+	model = "JDCloud RE-SP-01B";
+
+	aliases {
+		led-boot = &led_red;
+		led-failsafe = &led_red;
+		led-running = &led_green;
+		led-upgrade = &led_blue;
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200";
+	};
+
+	keys {
+		compatible = "gpio-keys";
+
+		reset {
+			label = "reset";
+			gpios = <&gpio 18 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_RESTART>;
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		led_red: red {
+			label = "red:sys";
+			gpios = <&gpio 6 GPIO_ACTIVE_LOW>;
+			panic-indicator;
+		};
+
+		led_green: green {
+			label = "green:sys";
+			gpios = <&gpio 8 GPIO_ACTIVE_LOW>;
+		};
+
+		led_blue: blue {
+			label = "blue:sys";
+			gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
+		};
+	};
+};
+
+&sdhci {
+	status = "okay";
+};
+
+&spi0 {
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <50000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "u-boot";
+				reg = <0x0 0x30000>;
+				read-only;
+			};
+
+			partition@30000 {
+				label = "config";
+				reg = <0x30000 0x10000>;
+				read-only;
+			};
+
+			factory: partition@40000 {
+				label = "factory";
+				reg = <0x40000 0x10000>;
+				read-only;
+			};
+
+			partition@50000 {
+				compatible = "denx,uimage";
+				label = "firmware";
+				reg = <0x50000 0x1ab0000>;
+			};
+
+			partition@1b00000 {
+				label = "mini";
+				reg = <0x1b00000 0x400000>;
+				read-only;
+			};
+
+			partition@1f00000 {
+				label = "oem";
+				reg = <0x1f00000 0x100000>;
+				read-only;
+			};
+		};
+	};
+};
+
+&switch0 {
+	ports {
+		port@0 {
+			status = "okay";
+			label = "wan";
+		};
+
+		port@1 {
+			status = "okay";
+			label = "lan1";
+		};
+
+		port@2 {
+			status = "okay";
+			label = "lan2";
+		};
+	};
+};
+
+&pcie {
+	status = "okay";
+};
+
+&pcie0 {
+	wifi@0,0 {
+		reg = <0x0000 0 0 0 0>;
+		mediatek,mtd-eeprom = <&factory 0x0>;
+	};
+};
+
+&pcie1 {
+	wifi@0,0 {
+		reg = <0x0000 0 0 0 0>;
+		mediatek,mtd-eeprom = <&factory 0x8000>;
+		ieee80211-freq-limit = <5000000 6000000>;
+	};
+};
+
+&state_default {
+	gpio {
+		groups = "uart2", "uart3", "wdt";
+		function = "gpio";
+	};
+};

target/linux/ramips/image/mt7621.mk

@@ -782,6 +782,15 @@ define Device/jcg_y2
 endef
 TARGET_DEVICES += jcg_y2
 
+define Device/jdcloud_re-sp-01b
+  IMAGE_SIZE := 27328k
+  DEVICE_VENDOR := JDCloud
+  DEVICE_MODEL := RE-SP-01B
+  DEVICE_PACKAGES := kmod-fs-ext4 kmod-mt7603 kmod-mt7615e \
+	kmod-mt7615-firmware kmod-sdhci-mt7620 kmod-usb3
+endef
+TARGET_DEVICES += jdcloud_re-sp-01b
+
 define Device/lenovo_newifi-d1
   $(Device/dsa-migration)
   $(Device/uimage-lzma-loader)

target/linux/ramips/mt7621/base-files/etc/board.d/02_network

@@ -37,6 +37,7 @@ ramips_setup_interfaces()
 	asiarf,ap7621-nv1|\
 	glinet,gl-mt1300|\
 	jcg,q20|\
+	jdcloud,re-sp-01b|\
 	lenovo,newifi-d1|\
 	mikrotik,routerboard-m33g|\
 	xiaomi,mi-router-3g|\
@@ -140,6 +141,12 @@ ramips_setup_macs()
 	zbtlink,zbt-wg3526-32m)
 		label_mac=$(mtd_get_mac_binary factory 0x4)
 		;;
+	jdcloud,re-sp-01b)
+		local index="$(find_mtd_index "config")"
+		label_mac=$(macaddr_canonicalize $(dd if="/dev/mtd${index}" bs=12 skip=17449 iflag=skip_bytes count=1 2>/dev/null))
+		lan_mac=$label_mac
+		wan_mac=$label_mac
+		;;
 	linksys,e5600|\
 	linksys,ea7300-v1|\
 	linksys,ea7300-v2|\

target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac

@@ -18,6 +18,12 @@ case "$board" in
 		[ "$PHYNBR" = "1" ] && \
 			macaddr_setbit_la "$(mtd_get_mac_binary Factory 0x4)" > /sys${DEVPATH}/macaddress
 		;;
+	jdcloud,re-sp-01b)
+		local index="$(find_mtd_index "config")"
+		local label_mac=$(macaddr_canonicalize $(dd if="/dev/mtd${index}" bs=12 skip=17449 iflag=skip_bytes count=1 2>/dev/null))
+		[ "$PHYNBR" -eq 0 ] && echo $label_mac > /sys${DEVPATH}/macaddress
+		[ "$PHYNBR" -eq 1 ] && macaddr_add $label_mac 0x800000 > /sys${DEVPATH}/macaddress
+		;;
 	linksys,e5600|\
 	linksys,ea7300-v1|\
 	linksys,ea7300-v2|\