On Mon, Sep 11, 2017 at 02:29:49PM +0200, Hans Verkuil wrote: > From: Hans Verkuil <hans.verkuil@xxxxxxxxx> > > This documents the binding for the Tegra CEC module. > > Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx> > Acked-by: Rob Herring <robh@xxxxxxxxxx> > --- > .../devicetree/bindings/media/tegra-cec.txt | 27 ++++++++++++++++++++++ > 1 file changed, 27 insertions(+) > create mode 100644 Documentation/devicetree/bindings/media/tegra-cec.txt > > diff --git a/Documentation/devicetree/bindings/media/tegra-cec.txt b/Documentation/devicetree/bindings/media/tegra-cec.txt > new file mode 100644 > index 000000000000..c503f06f3b84 > --- /dev/null > +++ b/Documentation/devicetree/bindings/media/tegra-cec.txt > @@ -0,0 +1,27 @@ > +* Tegra HDMI CEC hardware > + > +The HDMI CEC module is present in Tegra SoCs and its purpose is to > +handle communication between HDMI connected devices over the CEC bus. > + > +Required properties: > + - compatible : value should be one of the following: > + "nvidia,tegra114-cec" > + "nvidia,tegra124-cec" > + "nvidia,tegra210-cec" > + - reg : Physical base address of the IP registers and length of memory > + mapped region. > + - interrupts : HDMI CEC interrupt number to the CPU. > + - clocks : from common clock binding: handle to HDMI CEC clock. > + - clock-names : from common clock binding: must contain "cec", > + corresponding to the entry in the clocks property. > + - hdmi-phandle : phandle to the HDMI controller, see also cec.txt. I don't understand the need for the -phandle suffix. I would've probably just gone with "hdmi", or "hdmi-controller". But I see that this is already pretty standardized, so... Acked-by: Thierry Reding <treding@xxxxxxxxxx>
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