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-rw-r--r--Documentation/boards/stm32mp.rst6
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/boards/stm32mp.rst b/Documentation/boards/stm32mp.rst
index 4cdd281a9e..813117a04f 100644
--- a/Documentation/boards/stm32mp.rst
+++ b/Documentation/boards/stm32mp.rst
@@ -164,9 +164,13 @@ normal barebox functionality like creating a DFU-gadget in barebox,
Fastboot/USB mass storage ... etc.
The FIP image containing barebox can be generated as described in
-137::ref:`stm32mp_fip`. Upstream TF-A doesn't support DFU for
+:ref:`stm32mp_fip`. Upstream TF-A doesn't support DFU for
SSBLs using the legacy stm32image format.
+DFU mode can be forced via :ref:`reboot_mode` from a booted system with::
+
+ tamp.reboot_mode.next=serial reset -w
+
Boot source selection
---------------------