On Sun, Mar 21, 2021 at 02:00:38PM +0200, Laurent Pinchart wrote:
> Hi Xin,
>
> Thank you for the patch.
>
> On Fri, Mar 19, 2021 at 02:32:39PM +0800, Xin Ji wrote:
> > Add 'bus-type' and 'data-lanes' define for port0. Define DP tx lane0,
> > lane1 swing register array define, and audio enable flag.
> >
> > Signed-off-by: Xin Ji <xji@xxxxxxxxxxxxxxxx>
> > ---
> > .../display/bridge/analogix,anx7625.yaml | 58 ++++++++++++++++++-
> > 1 file changed, 57 insertions(+), 1 deletion(-)
> >
> > diff --git a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml
> > index c789784efe30..3f54d5876982 100644
> > --- a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml
> > +++ b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml
> > @@ -34,6 +34,26 @@ properties:
> > description: used for reset chip control, RESET_N pin B7.
> > maxItems: 1
> >
> > + analogix,lane0-swing:
> > + $ref: /schemas/types.yaml#/definitions/uint32-array
> > + minItems: 1
> > + maxItems: 20
> > + description:
> > + an array of swing register setting for DP tx lane0 PHY, please don't
> > + add this property, or contact vendor.
>
> DT properties need to be documented. Contacting the vendor doesn't count
> as documentation I'm afraid.
Hi Laurent Pinchart, thanks for your comment. For the DP phy swing
setting, it is hard to describe in here, needs to refer the anx7625
datasheet and programming guide. Basically, no need to change the DP phy
swing setting.
Thanks,
Xin
>
> > +
> > + analogix,lane1-swing:
> > + $ref: /schemas/types.yaml#/definitions/uint32-array
> > + minItems: 1
> > + maxItems: 20
> > + description:
> > + an array of swing register setting for DP tx lane1 PHY, please don't
> > + add this property, or contact vendor.
> > +
> > + analogix,audio-enable:
> > + type: boolean
> > + description: let the driver enable audio HDMI codec function or not.
> > +
> > ports:
> > $ref: /schemas/graph.yaml#/properties/ports
> >
> > @@ -41,13 +61,43 @@ properties:
> > port@0:
> > $ref: /schemas/graph.yaml#/properties/port
> > description:
> > - Video port for MIPI DSI input.
> > + MIPI DSI/DPI input.
> > +
> > + properties:
> > + endpoint:
> > + $ref: /schemas/media/video-interfaces.yaml#
> > + type: object
> > + additionalProperties: false
> > +
> > + properties:
> > + remote-endpoint: true
> > + bus-type: true
> > + data-lanes: true
> > +
> > + required:
> > + - remote-endpoint
> > +
> > + required:
> > + - endpoint
> > +
> >
> > port@1:
> > $ref: /schemas/graph.yaml#/properties/port
> > description:
> > Video port for panel or connector.
> >
> > + properties:
> > + endpoint:
> > + $ref: /schemas/media/video-interfaces.yaml#
> > + type: object
> > + additionalProperties: false
> > +
> > + properties:
> > + remote-endpoint: true
> > +
> > + required:
> > + - remote-endpoint
> > +
> > required:
> > - port@0
> > - port@1
> > @@ -73,6 +123,10 @@ examples:
> > enable-gpios = <&pio 45 GPIO_ACTIVE_HIGH>;
> > reset-gpios = <&pio 73 GPIO_ACTIVE_HIGH>;
> >
> > + analogix,audio-enable;
> > + analogix,lane0-swing = <0x14 0x54 0x64 0x74 0x29 0x7b 0x77 0x5b>;
> > + analogix,lane1-swing = <0x14 0x54 0x64 0x74 0x29 0x7b 0x77 0x5b>;
> > +
> > ports {
> > #address-cells = <1>;
> > #size-cells = <0>;
> > @@ -81,6 +135,8 @@ examples:
> > reg = <0>;
> > anx7625_in: endpoint {
> > remote-endpoint = <&mipi_dsi>;
> > + bus-type = <5>;
> > + data-lanes = <0 1 2 3>;
> > };
> > };
> >
>
> --
> Regards,
>
> Laurent Pinchart
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