[u-boot-test-hooks] writer: Add imx_raw variant

[Tom Rini]

When flashing the SD card for an imx platform, we need to use
u-boot-with-spl.imx at an offset of 1024 bytes in to the device.

Signed-off-by: Tom Rini <trini at konsulko.com>
---
 bin/writer.imx_raw | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100755 bin/writer.imx_raw

diff --git a/bin/writer.imx_raw b/bin/writer.imx_raw
new file mode 100755
index 000000000000..4708bab3ca28
--- /dev/null
+++ b/bin/writer.imx_raw
@@ -0,0 +1,39 @@
+# Copyright 2021 Konsulko Group, All rights reserved.
+# Based on writer.sunxi_raw which is
+# Copyright 2019 Google LLC. All rights reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+# DEALINGS IN THE SOFTWARE.
+
+# Writes raw imx images to the board
+
+# Args:
+#  $1: Device path of the sdcard when board is off (e.g. /dev/sdcard0)
+#  $2: U-Boot build directory
+
+set -e
+
+device=$1
+build=$2
+
+echo "Writing to ${device} from build at ${build}"
+
+# At least partially zero out the previous image
+dd if=/dev/zero of=$device bs=1k seek=1 count=128
+dd if=${build}/u-boot-with-spl.imx of=$device bs=1024 seek=1
+sync $device
-- 
2.25.1