Initial commit

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

@@ -0,0 +1,29 @@
+platform_do_upgrade() {                 
+	default_do_upgrade "$ARGV"                                               
+}                                                                                
+
+PART_NAME=firmware
+
+platform_check_image() {                                                         
+	local board=$(board_name)                                                
+	local magic="$(get_magic_long "$1")"                                     
+
+	[ "$#" -gt 1 ] && return 1                                               
+
+	case "$board" in                                                       
+	bananapi,bpi-r2)                                                       
+		[ "$magic" != "27051956" ] && {   
+			echo "Invalid image type."
+			return 1                                     
+		}                                                    
+		return 0                                             
+		;;                                                   
+
+	*)                                                           
+		echo "Sysupgrade is not supported on your board yet."
+		return 1                                             
+		;;                                
+	esac                                      
+
+	return 0                                                                                         
+}