From 577e95fce5470b855c6e46540fe041b2de80aa1e Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Wed, 2 Sep 2020 04:46:11 +0300
Subject: kflash: Add argument to select which partitions to flash

The --partitions argument can be used to select which partitions to
flash. By default kflash will flash all partitions defined in the
platform file.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 kflash.sh | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/kflash.sh b/kflash.sh
index 92ca9dd..448006f 100755
--- a/kflash.sh
+++ b/kflash.sh
@@ -18,6 +18,7 @@ fi
 #
 
 dry_run=0
+partitions=
 silent=0
 sudo=sudo
 
@@ -30,6 +31,10 @@ while [[ $# != 0 ]] ; do
 			dry_run=1
 			sudo=echo
 			;;
+		--partitions)
+			partitions=($1)
+			shift
+			;;
 		--silent)
 			silent=1
 			;;
@@ -112,7 +117,11 @@ fi
 # Validate the partition names and paths
 #
 
-for part_name in ${!flash_parts[@]} ; do
+if [[ ! $partitions ]] ; then
+	partitions=(${!flash_parts[@]})
+fi
+
+for part_name in ${partitions[@]} ; do
 	case $part_name in
 	dt|kernel|modules)
 		;;
@@ -228,7 +237,7 @@ fi
 # Flash
 #
 
-for part_name in ${!flash_parts[@]} ; do
+for part_name in ${partitions[@]} ; do
 	IFS=";" read -ra flash_part <<< "${flash_parts[$part_name]}"
 	part_idx=${flash_part[0]}
 
@@ -278,7 +287,7 @@ flash_fs() {
 	${sudo} umount "$flash_mount_point"
 }
 
-for part_name in ${!flash_parts[@]} ; do
+for part_name in ${partitions[@]} ; do
 	IFS=";" read -ra flash_part <<< "${flash_parts[$part_name]}"
 	part_idx=${flash_part[0]}
 	part_path=${flash_part[2]}
-- 
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