ath79: support Ubiquiti Bullet M XW modded with 16MB Flash

Signed-off-by: Lech Perczak <lech.perczak@gmail.com>

target/linux/ath79/dts/ar9342_ubnt_bullet-m-xw-16m.dts

@@ -0,0 +1,46 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "ar9342_ubnt_bullet-m-xw.dts"
+
+/ {
+	model = "Ubiquiti Nanostation Loco M (XW) (16M)";
+};
+
+
+&spi {
+	status = "okay";
+
+	flash@0 {
+		partitions {
+			partition@50000 {
+				reg = <0x050000 0xf60000>;
+			};
+
+			/delete-node/ partition@7b0000;
+			partition@fb0000 {
+				label = "cfg";
+				reg = <0xfb0000 0x040000>;
+				read-only;
+			};
+
+			/delete-node/ partition@7f0000;
+			art: partition@ff0000 {
+				label = "art";
+				reg = <0xff0000 0x010000>;
+				read-only;
+
+				compatible = "nvmem-cells";
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				macaddr_art_0: macaddr@0 {
+					reg = <0x0 0x6>;
+				};
+
+				calibration_art_1000: calibration@1000 {
+					reg = <0x1000 0x440>;
+				};
+			};
+		};
+	};
+};

target/linux/ath79/image/generic-ubnt.mk

@@ -36,6 +36,15 @@ define Device/ubnt_bullet-m-xw
 endef
 TARGET_DEVICES += ubnt_bullet-m-xw
 
+define Device/ubnt_bullet-m-xw-16m
+  $(Device/ubnt_bullet-m-xw)
+  DEVICE_VARIANT := XW (16M)
+  DEVICE_ALT0_VARIANT := XW (16M)
+  SUPPORTED_DEVICES += ubnt,bullet-m-xw
+  IMAGE_SIZE := 15960k
+endef
+TARGET_DEVICES += ubnt_bullet-m-xw-16m
+
 define Device/ubnt_edgeswitch-5xp
   $(Device/ubnt-sw)
   DEVICE_MODEL := EdgeSwitch 5XP