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authorAntonio Niño Díaz <antonio.ninodiaz@arm.com>2018-11-15 16:36:12 +0100
committerGitHub <noreply@github.com>2018-11-15 16:36:12 +0100
commit0a650ee451a7da61e63b33a28c44f3830474f9c8 (patch)
tree501128d1bdda68e1fcba248f6c2fa5c16dc43c08 /docs
parent35c4b414be0841b7da63ceb1b5eb6ccfed5dc686 (diff)
parent6d5c61de74c6c2356707f041537e3c66def2b1bc (diff)
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Merge pull request #1680 from pbatard/rpi3-runtime-uart
rpi3: add RPI3_RUNTIME_UART build option
Diffstat (limited to 'docs')
-rw-r--r--docs/plat/rpi3.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/docs/plat/rpi3.rst b/docs/plat/rpi3.rst
index db475646b..ea8171fa0 100644
--- a/docs/plat/rpi3.rst
+++ b/docs/plat/rpi3.rst
@@ -231,6 +231,10 @@ The following build options are supported:
``RPI3_DIRECT_LINUX_BOOT=1``. This option allows to specify the location of a
DTB in memory.
+- ``RPI3_RUNTIME_UART``: Indicates whether the UART should be used at runtime
+ or disabled. ``-1`` (default) disables the runtime UART. Any other value
+ enables the default UART (currently UART1) for runtime messages.
+
- ``BL32``: This port can load and run OP-TEE. The OP-TEE image is optional.
Please use the code from `here <https://github.com/OP-TEE/optee_os>`__.
Build the Trusted Firmware with option ``BL32=tee-header_v2.bin