doc: board: samsung: exynos-mobile: add DEVICE_TREE make flag in build

Since there is only one internal device tree allowed in U-Boot, the
DEVICE_TREE flag is required for building images for various devices.
Document it in the build guide.

Signed-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Kaustabh Chakraborty
2026-02-03 18:38:44 +05:30
committed by Minkyu Kang
parent 743b91bab7
commit ac93c4534f

View File

@@ -25,12 +25,13 @@ If a cross-compiler is required, install it and set it up like so:
export CROSS_COMPILE=aarch64-linux-gnu-
Then, run the following commands to build U-Boot:
Then, run the following commands to build U-Boot (replace ``<dtb>`` with the
upstream DTB path for the target device):
.. prompt:: bash $
make O=.output exynos-mobile_defconfig
make O=.output -j$(nproc)
make DEVICE_TREE=<dtb> O=.output -j$(nproc)
If successful, the U-Boot binary will be present in ``.output/u-boot.bin``.