diff mbox

[1/2] dt-bindings: add media/cec.txt

Message ID 20170609175401.40204-2-hverkuil@xs4all.nl (mailing list archive)
State New, archived
Headers show

Commit Message

Hans Verkuil June 9, 2017, 5:54 p.m. UTC
From: Hans Verkuil <hans.verkuil@cisco.com>

Document common HDMI CEC bindings. Add this to the MAINTAINERS file
as well.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Andrzej Hajda <a.hajda@samsung.com>
Cc: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: devicetree@vger.kernel.org
---
 Documentation/devicetree/bindings/media/cec.txt | 8 ++++++++
 MAINTAINERS                                     | 1 +
 2 files changed, 9 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/cec.txt

Comments

Benjamin Gaignard June 12, 2017, 12:50 p.m. UTC | #1
2017-06-09 19:54 GMT+02:00 Hans Verkuil <hverkuil@xs4all.nl>:
> From: Hans Verkuil <hans.verkuil@cisco.com>
>
> Document common HDMI CEC bindings. Add this to the MAINTAINERS file
> as well.
>
> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
> Cc: Krzysztof Kozlowski <krzk@kernel.org>
> Cc: Andrzej Hajda <a.hajda@samsung.com>
> Cc: Benjamin Gaignard <benjamin.gaignard@linaro.org>
> Cc: devicetree@vger.kernel.org
> ---
>  Documentation/devicetree/bindings/media/cec.txt | 8 ++++++++
>  MAINTAINERS                                     | 1 +
>  2 files changed, 9 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/cec.txt
>
> 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>
> --
> 2.11.0
>

Looks good for me

Acked-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
On 06/09/2017 07:54 PM, Hans Verkuil wrote:
> From: Hans Verkuil <hans.verkuil@cisco.com>
> 
> Document common HDMI CEC bindings. Add this to the MAINTAINERS file
> as well.
> 
> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>

Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>

> ---
>   Documentation/devicetree/bindings/media/cec.txt | 8 ++++++++
>   MAINTAINERS                                     | 1 +
>   2 files changed, 9 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/media/cec.txt
> 
> 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.

For a common property I would rather make it "hdmi-controller", this
"-phandle" part feels like appending "_pointer" to variable names in C code.
But since you are just rearranging existing documentation and Rob agrees with
that I have no objections.

> +- 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
--
Regards,
Sylwester
Rob Herring June 12, 2017, 2:36 p.m. UTC | #3
On Fri, Jun 9, 2017 at 12:54 PM, Hans Verkuil <hverkuil@xs4all.nl> wrote:
> From: Hans Verkuil <hans.verkuil@cisco.com>
>
> Document common HDMI CEC bindings. Add this to the MAINTAINERS file
> as well.
>
> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
> Cc: Krzysztof Kozlowski <krzk@kernel.org>
> Cc: Andrzej Hajda <a.hajda@samsung.com>
> Cc: Benjamin Gaignard <benjamin.gaignard@linaro.org>
> Cc: devicetree@vger.kernel.org
> ---
>  Documentation/devicetree/bindings/media/cec.txt | 8 ++++++++
>  MAINTAINERS                                     | 1 +
>  2 files changed, 9 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/cec.txt

Reviewed-by: Rob Herring <robh@kernel.org>

Thanks for doing this.

Rob
diff mbox

Patch

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>