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-rw-r--r--doc/board/siemens/iot2050.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/board/siemens/iot2050.rst b/doc/board/siemens/iot2050.rst
index cb49a0e36bf..efe94a448a9 100644
--- a/doc/board/siemens/iot2050.rst
+++ b/doc/board/siemens/iot2050.rst
@@ -27,6 +27,10 @@ The following binaries from that source need to be present in the build folder:
- seboot_pg1.bin
- seboot_pg2.bin
+When using the watchdog, a related firmware for the R5 core(s) is needed, e.g.
+https://github.com/siemens/k3-rti-wdt. The name and location of the image is
+configured via CONFIG_WDT_K3_RTI_FW_FILE.
+
For building an image containing the OTP key provisioning data, below binary
needs to be present in the build folder: