ipq806x/base-files: Add support for Archer C2600

Signed-off-by: Ash Benz <ash.benz@bk.ru>

target/linux/ipq806x/base-files/lib/ipq806x.sh

@@ -17,6 +17,9 @@ ipq806x_board_detect() {
 	*"AP148")
 		name="ap148"
 		;;
+	*"C2600")
+		name="c2600"
+		;;
 	*"D7800")
 		name="d7800"
 		;;

target/linux/ipq806x/base-files/lib/upgrade/platform.sh

@@ -12,6 +12,14 @@ platform_check_image() {
 		nand_do_platform_check $board $1
 		return $?;
 		;;
+	c2600)
+		local magic_long="$(get_magic_long "$1")"
+		[ "$magic_long" != "27051956" ] && {
+			echo "Invalid image, bad magic: $magic_long"
+			return 1
+		}
+		return 0;
+		;;
 	*)
 		return 1;
 	esac
@@ -29,4 +37,14 @@ platform_pre_upgrade() {
 	esac
 }
 
-# use default for platform_do_upgrade()
+platform_do_upgrade() {
+	local board=$(ipq806x_board_name)
+
+	case "$board" in
+	c2600)
+		PART_NAME="os-image:rootfs"
+		MTD_CONFIG_ARGS="-s 0x200000"
+		default_do_upgrade "$ARGV"
+		;;
+	esac
+}