Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/scripts/dtc/dtx_diff b/scripts/dtc/dtx_diff
index 8c4fbad..00fd473 100755
--- a/scripts/dtc/dtx_diff
+++ b/scripts/dtc/dtx_diff
@@ -1,10 +1,8 @@
 #! /bin/bash
+# SPDX-License-Identifier: GPL-2.0-only
 
 # Copyright (C) 2015 Frank Rowand
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
 
 
 usage() {
@@ -21,6 +19,7 @@
         diff DTx_1 and DTx_2
 
 
+      --annotate    synonym for -T
        -f           print full dts in diff (--unified=99999)
        -h           synonym for --help
        -help        synonym for --help
@@ -28,6 +27,7 @@
        -s SRCTREE   linux kernel source tree is at path SRCTREE
                         (default is current directory)
        -S           linux kernel source tree is at root of current git repo
+       -T           Annotate output .dts with input source file and line (-T -T for more details)
        -u           unsorted, do not sort DTx
 
 
@@ -174,6 +174,7 @@
 
 # -----  start of script
 
+annotate=""
 cmd_diff=0
 diff_flags="-u"
 dtx_file_1=""
@@ -208,6 +209,14 @@
 		shift
 		;;
 
+	-T | --annotate )
+		if [ "${annotate}"  = "" ] ; then
+			annotate="-T"
+		elif [ "${annotate}"  = "-T" ] ; then
+			annotate="-T -T"
+		fi
+		shift
+		;;
 	-u )
 		dtc_sort=""
 		shift
@@ -327,7 +336,7 @@
 DTC="\
 	${DTC}                                     \
 	-i ${srctree}/scripts/dtc/include-prefixes \
-	-O dts -qq -f ${dtc_sort} -o -"
+	-O dts -qq -f ${dtc_sort} ${annotate} -o -"
 
 
 # -----  do the diff or decompile