[][Refactor mt7986 dts/image to base on nand/nor model]

[Description]
Refactor mt7986 dts/image to base on nand/nor model

[Release-log]
N/A

Change-Id: I3b65a980d5513011fdd860223daff81745e9fa21
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/4641694
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-nor-rfb.dts b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-nor-rfb.dts
new file mode 100644
index 0000000..b273fee
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-nor-rfb.dts
@@ -0,0 +1,11 @@
+/dts-v1/;
+#include "mt7986a-rfb.dtsi"
+/ {
+	model = "MediaTek MT7986a RFB";
+	compatible = "mediatek,mt7986a-nor-rfb";
+};
+
+&wbsys {
+	mediatek,mtd-eeprom = <&factory 0x0000>;
+	status = "okay";
+};