diff --git a/target/linux/arc770/base-files/etc/board.d/02_network b/target/linux/arc770/base-files/etc/board.d/02_network
index 3f53293700..7f1d619076 100755
--- a/target/linux/arc770/base-files/etc/board.d/02_network
+++ b/target/linux/arc770/base-files/etc/board.d/02_network
@@ -8,7 +8,7 @@
 board_config_update
 
 case "$(board_name)" in
-"arc-sdp"*)
+"snps,axs101")
 	ucidef_set_interface_lan "eth0" "dhcp"
 	;;
 esac
diff --git a/target/linux/arc770/base-files/lib/arc.sh b/target/linux/arc770/base-files/lib/arc.sh
deleted file mode 100644
index 3ad0b33678..0000000000
--- a/target/linux/arc770/base-files/lib/arc.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#
-# Copyright (C) 2015 OpenWrt.org
-#
-
-# defaults
-ARC_BOARD_NAME="generic"
-ARC_BOARD_MODEL="Generic ARC board"
-
-arc_board_detect() {
-	local board
-	local model
-	local compatible
-
-	[ -e "/tmp/sysinfo/" ] || mkdir -p "/tmp/sysinfo/"
-
-	model="$( cat /proc/device-tree/model )"
-	compatible="$( cat /proc/device-tree/compatible )"
-
-	case "$compatible" in
-	"snps,axs101""snps,arc-sdp")
-		board="arc-sdp";
-		;;
-	"snps,nsim")
-		board="arc-nsim";
-		;;
-	esac
-
-	if [ "$board" != "" ]; then
-		ARC_BOARD_NAME="$board"
-	fi
-
-	if [ "$model" != "" ]; then
-		ARC_BOARD_MODEL="$model"
-	fi
-
-	echo "$ARC_BOARD_NAME" > /tmp/sysinfo/board_name
-	echo "$ARC_BOARD_MODEL" > /tmp/sysinfo/model
-	echo "Detected $ARC_BOARD_NAME // $ARC_BOARD_MODEL"
-}
diff --git a/target/linux/arc770/base-files/lib/preinit/01_preinit_arc.sh b/target/linux/arc770/base-files/lib/preinit/01_preinit_arc.sh
deleted file mode 100644
index c5cd905828..0000000000
--- a/target/linux/arc770/base-files/lib/preinit/01_preinit_arc.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-do_arc() {
-	. /lib/arc.sh
-
-	arc_board_detect
-}
-
-boot_hook_add preinit_main do_arc