wic: Fix image generation for i.MX with SPL and U-Boot

Some boards expects a specific binary name.
Example : Pico i.MX7D required the u-boot-dtb.img file (instead of u-boot.img).

Signed-off-by: Joris Offouga <offougajoris@gmail.com>

1 files changed, 19 insertions, 0 deletions

diff --git a/wic/imx-uboot-spl.wks.in b/wic/imx-uboot-spl.wks.in
new file mode 100644
index 000000000..db2f89ddb
--- /dev/null
+++ b/wic/imx-uboot-spl.wks.in
@@ -0,0 +1,19 @@
+# short-description: Create SD card image with a boot partition
+# long-description:
+# Create an image that can be written onto a SD card using dd for use
+# with i.MX SoC family.
+# It uses SPL and u-boot
+#
+# The disk layout used is:
+#  - ----- --------- --------------
+# | | SPL | u-boot  |    rootfs    |
+#  - ----- --------- --------------
+# ^ ^     ^         ^              ^
+# | |     |         |              |
+# 0 1kiB  69kiB   4MiB + rootfs + IMAGE_EXTRA_SPACE (default 10MiB)
+#
+part SPL --source rawcopy --sourceparams="file=SPL" --ondisk mmcblk --no-table --align 1
+part u-boot --source rawcopy --sourceparams="file=${UBOOT_BINARY}" --ondisk mmcblk --no-table --align 69
+part / --source rootfs --ondisk mmcblk --fstype=ext4 --label root --align 4096
+
+bootloader --ptable msdos