doc: board/qualcomm: Replace buildman build instructions

This command does not work as described in this doc, so replace it with
a regular make with qcom_defconfig, as already used for other
defconfigs.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Reviewed-by: Casey Connolly <casey.connolly@linaro.org>
Link: https://lore.kernel.org/r/20250611-qualcomm-doc-update-v1-2-5cf8cd94974d@fairphone.com
Signed-off-by: Casey Connolly <casey.connolly@linaro.org>

diff --git a/doc/board/qualcomm/board.rst b/doc/board/qualcomm/board.rst
index 64427ba5be793978f54dd51c2b24e55fcd78ea8f..23159f2091daa0def4cd005c9e413aed6de7d4a7 100644 (file)
--- a/doc/board/qualcomm/board.rst
+++ b/doc/board/qualcomm/board.rst
@@ -23,10 +23,7 @@ Installation
 ------------
 Build
 ^^^^^
-
-       $ ./tools/buildman/buildman -o .output qcom
-
-This will build ``.output/u-boot-nodtb.bin`` using the ``qcom_defconfig``.
+We will build ``u-boot-nodtb.bin`` from the u-boot source tree.
 
 Generate FIT image (optional)
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -81,9 +78,10 @@ Steps:
 
 - Build u-boot
 
-As above::
+Use the following commands::
 
-       ./tools/buildman/buildman -o .output qcom
+       make CROSS_COMPILE=aarch64-linux-gnu- O=.output qcom_defconfig
+       make CROSS_COMPILE=aarch64-linux-gnu- O=.output -j$(nproc)
 
 Or for db410c (and other boards not supported by the generic target)::