ipq807x: enable dual boot on EdgeCore devices

Signed-off-by: John Crispin <john@phrozen.org>

feeds/ipq807x/ipq807x/base-files/etc/init.d/bootcount

@@ -7,10 +7,8 @@ boot() {
 	edgecore,eap101|\
 	edgecore,eap102)
 		avail=$(fw_printenv -n upgrade_available)
-		[ ${avail} -eq 0 ] || {
+		[ ${avail} -eq 0 ] && fw_setenv upgrade_available 1
 		fw_setenv bootcount 0
-			fw_setenv upgrade_available 0
-		}
 		;;
 	esac
 }

feeds/ipq807x/ipq807x/base-files/lib/upgrade/platform.sh

@@ -1,5 +1,8 @@
 . /lib/functions/system.sh
 
+RAMFS_COPY_BIN='fw_printenv fw_setenv'
+RAMFS_COPY_DATA='/etc/fw_env.config /var/lock/fw_printenv.lock'
+
 qca_do_upgrade() {
         local tar_file="$1"
 
@@ -80,12 +83,25 @@ platform_do_upgrade() {
 	tplink,ex227)	
 		nand_upgrade_tar "$1"
 		;;
-	edgecore,eap106|\
+	edgecore,eap106)
-	edgecore,eap102|\
-	edgecore,eap101)
 		CI_UBIPART="rootfs1"
 		[ "$(find_mtd_chardev rootfs)" ] && CI_UBIPART="rootfs"
 		nand_upgrade_tar "$1"
 		;;
+	edgecore,eap101|\
+	edgecore,eap102)
+		if [ "$(find_mtd_chardev rootfs)" ]; then
+			CI_UBIPART="rootfs"
+		else
+			if grep -q rootfs1 /proc/cmdline; then
+				CI_UBIPART="rootfs2"
+				fw_setenv active 2 || exit 1
+			else
+				CI_UBIPART="rootfs1"
+				fw_setenv active 1 || exit 1
+			fi
+		fi
+		nand_upgrade_tar "$1"
+		;;
 	esac
 }