ramips: mt7621: Add new device AsiaRF AP7621-NV1

SoC:    Mediatek MT7621A
CPU:    4x 880Mhz
Cache:  32 KB I-Cache and 32 KB D-Cach
        256 KB L2 Cache (shared by Dual-Core)
RAM:    DDR3 512MB 16bits BUS
FLASH:  16MB
Switch: Mediatek Gigabit Switch (2 x LAN, 1 x WAN)
POE:    (1x PD, 2x PSE)
USB:    1x 3.0
PCI:    3x Mini PCIe (3 USB2.0 + 2 x UIM interface)
GPS:    Quectel L70B
SIM:    2 Slots
BTN:    Reset
LED:    - Power
        - Ethernet
        - Wifi
        - USB
UART:  UART is present as Pads with throughholes on the PCB.
       They are located on left side.
       3.3V - RX - GND - TX / 57600-8N1
       3.3V is the square pad

Installation
------------
The stock image is a modified openwrt and can be overflashed via sysupgrade -F

Signed-off-by: Daniel Danzberger <daniel@dd-wrt.com>
[merge conflict in mt7621.mk]
Signed-off-by: Petr Štetiar <ynezz@true.cz>

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

@@ -226,6 +226,9 @@ ramips_setup_interfaces()
 	asiarf,ap7621-001)
 		ucidef_add_switch "switch0" "0:lan" "4:wan" "6@eth0"
 		;;
+	asiarf,ap7621-nv1)
+		ucidef_add_switch "switch0" "0:wan" "2:lan" "3:lan" "6@eth0"
+		;;
 	asiarf,awapn2403)
 		ucidef_add_switch "switch0" \
 			"0:lan" "1:wan" "6@eth0"

target/linux/ramips/dts/mt7621_asiarf_ap7621-001.dts

 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
 
 /dts-v1/;
-#include "mt7621.dtsi"
-
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/input/input.h>
+#include "mt7621_asiarf_ap7621.dtsi"
 
 / {
 	compatible = "asiarf,ap7621-001", "mediatek,mt7621-soc";
 	model = "AsiaRF AP7621-001";
-
-	chosen {
-		bootargs = "console=ttyS0,57600";
-	};
-
-	keys {
-		compatible = "gpio-keys";
-
-		reset {
-			label = "reset";
-			gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
-			linux,code = <KEY_RESTART>;
-		};
-	};
-
-	leds {
-		compatible = "gpio-leds";
-
-		wlan1 {
-			label = "ap7621-001:orange:wlan1";
-			gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
-		};
-
-		wlan0 {
-			label = "ap7621-001:orange:wlan0";
-			gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
-		};
-	};
-};
-
-&sdhci {
-	status = "okay";
-};
-
-&spi0 {
-	status = "okay";
-
-	flash@0 {
-		compatible = "jedec,spi-nor";
-		reg = <0>;
-		spi-max-frequency = <40000000>;
-
-		partitions {
-			compatible = "fixed-partitions";
-			#address-cells = <1>;
-			#size-cells = <1>;
-
-			partition@0 {
-				label = "u-boot";
-				reg = <0x0 0x30000>;
-				read-only;
-			};
-
-			partition@30000 {
-				label = "u-boot-env";
-				reg = <0x30000 0x2000>;
-			};
-
-			partition@32000 {
-				label = "2860";
-				reg = <0x32000 0x4000>;
-			};
-
-			partition@36000 {
-				label = "rtdev";
-				reg = <0x36000 0x2000>;
-			};
-
-			partition@38000 {
-				label = "Reserve";
-				reg = <0x38000 0x8000>;
-			};
-
-			factory: partition@40000 {
-				label = "factory";
-				reg = <0x40000 0x10000>;
-				read-only;
-			};
-
-			partition@50000 {
-				label = "firmware";
-				reg = <0x50000 0xfa0000>;
-				compatible = "denx,uimage";
-			};
-
-			partition@ff0000 {
-				label = "nvram";
-				reg = <0xff0000 0x10000>;
-				read-only;
-			};
-		};
-	};
 };
-
-&pcie {
-	status = "okay";
-};
-
-&ethernet {
-	mtd-mac-address = <&factory 0xe000>;
-	mediatek,portmap = "llllw";
-};
-
-&pinctrl {
-	state_default: pinctrl0 {
-		gpio {
-			ralink,group = "wdt", "jtag";
-			ralink,function = "gpio";
-		};
-	};
-};
-

target/linux/ramips/dts/mt7621_asiarf_ap7621-nv1.dts

+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+/dts-v1/;
+#include "mt7621_asiarf_ap7621.dtsi"
+
+/ {
+	compatible = "asiarf,ap7621-nv1", "mediatek,mt7621-soc";
+	model = "AsiaRF AP7621-NV1";
+};

target/linux/ramips/dts/mt7621_asiarf_ap7621.dtsi

+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+/dts-v1/;
+#include "mt7621.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	chosen {
+		bootargs = "console=ttyS0,57600";
+	};
+
+	keys {
+		compatible = "gpio-keys";
+
+		reset {
+			label = "reset";
+			gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_RESTART>;
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		wlan1 {
+			label = "ap7621-001:orange:wlan1";
+			gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
+		};
+
+		wlan0 {
+			label = "ap7621-001:orange:wlan0";
+			gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
+		};
+	};
+};
+
+&sdhci {
+	status = "okay";
+};
+
+&spi0 {
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <40000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "u-boot";
+				reg = <0x0 0x30000>;
+				read-only;
+			};
+
+			partition@30000 {
+				label = "u-boot-env";
+				reg = <0x30000 0x2000>;
+			};
+
+			partition@32000 {
+				label = "2860";
+				reg = <0x32000 0x4000>;
+			};
+
+			partition@36000 {
+				label = "rtdev";
+				reg = <0x36000 0x2000>;
+			};
+
+			partition@38000 {
+				label = "Reserve";
+				reg = <0x38000 0x8000>;
+			};
+
+			factory: partition@40000 {
+				label = "factory";
+				reg = <0x40000 0x10000>;
+				read-only;
+			};
+
+			partition@50000 {
+				label = "firmware";
+				reg = <0x50000 0xfa0000>;
+				compatible = "denx,uimage";
+			};
+
+			partition@ff0000 {
+				label = "nvram";
+				reg = <0xff0000 0x10000>;
+				read-only;
+			};
+		};
+	};
+};
+
+&pcie {
+	status = "okay";
+};
+
+&ethernet {
+	mtd-mac-address = <&factory 0xe000>;
+	mediatek,portmap = "llllw";
+};
+
+&pinctrl {
+	state_default: pinctrl0 {
+		gpio {
+			ralink,group = "wdt", "jtag";
+			ralink,function = "gpio";
+		};
+	};
+};
+

target/linux/ramips/image/mt7621.mk

@@ -125,6 +125,16 @@ define Device/asiarf_ap7621-001
 endef
 TARGET_DEVICES += asiarf_ap7621-001
 
+define Device/asiarf_ap7621-nv1
+  MTK_SOC := mt7621
+  IMAGE_SIZE := 16000k
+  DEVICE_VENDOR := AsiaRF
+  DEVICE_MODEL := AP7621-NV1
+  DEVICE_PACKAGES := \
+	kmod-sdhci-mt7620 kmod-mt76x2 kmod-usb3
+endef
+TARGET_DEVICES += asiarf_ap7621-nv1
+
 define Device/asus_rt-ac57u
   MTK_SOC := mt7621
   DEVICE_VENDOR := ASUS