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authorHans Verkuil <hans.verkuil@cisco.com>2017-06-09 14:54:00 -0300
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-06-20 06:57:11 -0300
commitaf15e32fc9b1fd805d72b54524198612ac628b4d (patch)
tree730bd5b1493d239cd2d56da3f0fe90ba6d2468d0
parentd0703944c19c423fa4fa047795147e786553ff1c (diff)
[media] dt-bindings: add media/cec.txt
Document common HDMI CEC bindings. Add this to the MAINTAINERS file as well. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Acked-by: Benjamin Gaignard <benjamin.gaignard@linaro.org> Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
-rw-r--r--Documentation/devicetree/bindings/media/cec.txt8
-rw-r--r--MAINTAINERS1
2 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/media/cec.txt b/Documentation/devicetree/bindings/media/cec.txt
new file mode 100644
index 000000000000..22d7aae3d3d7
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/cec.txt
@@ -0,0 +1,8 @@
+Common bindings for HDMI CEC adapters
+
+- hdmi-phandle: phandle to the HDMI controller.
+
+- needs-hpd: if present the CEC support is only available when the HPD
+ is high. Some boards only let the CEC pin through if the HPD is high,
+ for example if there is a level converter that uses the HPD to power
+ up or down.
diff --git a/MAINTAINERS b/MAINTAINERS
index 053c3bdd1fe5..4ac340d189a3 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3137,6 +3137,7 @@ F: include/media/cec.h
F: include/media/cec-notifier.h
F: include/uapi/linux/cec.h
F: include/uapi/linux/cec-funcs.h
+F: Documentation/devicetree/bindings/media/cec.txt
CELL BROADBAND ENGINE ARCHITECTURE
M: Arnd Bergmann <arnd@arndb.de>