diff --git a/target/linux/layerscape/base-files/lib/preinit/02_sysinfo_fixup b/target/linux/layerscape/base-files/lib/preinit/02_sysinfo_fixup
new file mode 100644
index 0000000000..1bbd8efbc6
--- /dev/null
+++ b/target/linux/layerscape/base-files/lib/preinit/02_sysinfo_fixup
@@ -0,0 +1,13 @@
+do_sysinfo_layerscape_fixup() {
+	[ -e /tmp/sysinfo/board_name ] || return
+	[ -e /proc/cmdline ] || return
+	cmdline=$(strings /proc/cmdline)
+	case "${cmdline}" in
+		*root=/dev/mmcblk*)
+			board="$(strings /tmp/sysinfo/board_name)-sdboot"
+			echo ${board} > /tmp/sysinfo/board_name
+		;;
+	esac
+}
+
+boot_hook_add preinit_main do_sysinfo_layerscape_fixup