linux-kernel - Re: [PATCH v3 1/3] dt-bindings:drm/bridge:anx7625:add HDCP support flag and swing reg

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Date:   Tue, 26 Jan 2021 18:22:28 +0800
From:   Xin Ji <xji@...logixsemi.com>
To:     Rob Herring <robh@...nel.org>
Cc:     David Airlie <airlied@...ux.ie>,
        Nicolas Boichat <drinkcat@...gle.com>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Daniel Vetter <daniel@...ll.ch>,
        Sam Ravnborg <sam@...nborg.org>,
        Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
        Maxime Ripard <mripard@...nel.org>,
        Mark Brown <broonie@...nel.org>,
        Ricardo Cañuelo 
        <ricardo.canuelo@...labora.com>, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org, Sheng Pan <span@...logixsemi.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/3] dt-bindings:drm/bridge:anx7625:add HDCP support
 flag and swing reg

Hi Rob, thanks for the comments, I'll fix the issue on the next serial.
Thanks,
Xin

On Mon, Jan 25, 2021 at 09:41:43AM -0600, Rob Herring wrote:
> On Mon, Jan 25, 2021 at 07:12:21PM +0800, Xin Ji wrote:
> > Add 'bus-type' and 'data-lanes' define for port0, add HDCP support
> > flag and DP tx lane0 and lane1 swing register array define.
> > 
> > Signed-off-by: Xin Ji <xji@...logixsemi.com>
> > ---
> >  .../bindings/display/bridge/analogix,anx7625.yaml  | 57 ++++++++++++++++++++--
> >  1 file changed, 54 insertions(+), 3 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml
> > index 60585a4..3b1cbe0 100644
> > --- a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml
> > +++ b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml
> > @@ -34,23 +34,69 @@ properties:
> >      description: used for reset chip control, RESET_N pin B7.
> >      maxItems: 1
> >  
> > +  analogix,lane0-swing:
> > +    $ref: /schemas/types.yaml#/definitions/uint32-array
> > +    description:
> > +      an array of swing register setting for DP tx lane0 PHY, please don't
> > +      add this property, or contact vendor.
> > +
> > +  analogix,lane1-swing:
> > +    $ref: /schemas/types.yaml#/definitions/uint32-array
> > +    description:
> > +      an array of swing register setting for DP tx lane1 PHY, please don't
> > +      add this property, or contact vendor.
> > +
> > +  analogix,hdcp-support:
> > +    $ref: /schemas/types.yaml#/definitions/uint32
> > +    description: indicate the DP tx HDCP support or not.
> 
> Sounds like a boolean.
OK, I'll change it to boolean.
> 
> > +
> >    ports:
> >      type: object
> > +    additionalProperties: false
> >  
> >      properties:
> >        port@0:
> >          type: object
> >          description:
> > -          Video port for MIPI DSI input.
> > +          Video port for MIPI input.
> 
> You're going to need to rebase this one drm-misc-next which uses the 
> graph schema now.
OK, I'll rebase it.
> 
> > +
> > +        properties:
> > +          endpoint:
> > +            type: object
> > +            additionalProperties: false
> > +
> > +            # Properties described in
> > +            # Documentation/devicetree/bindings/media/video-interfaces.txt
> > +            properties:
> > +              remote-endpoint: true
> > +              bus-type: true
> > +              data-lanes: true
> > +
> > +            required:
> > +              - remote-endpoint
> > +
> > +        required:
> > +          - endpoint
> >  
> >        port@1:
> >          type: object
> >          description:
> >            Video port for panel or connector.
> >  
> > +        properties:
> > +          endpoint:
> > +            type: object
> > +            additionalProperties: false
> > +
> > +            required:
> > +              - remote-endpoint
> > +
> > +        required:
> > +          - endpoint
> > +
> >      required:
> > -        - port@0
> > -        - port@1
> > +      - port@0
> > +      - port@1
> >  
> >  required:
> >    - compatible
> > @@ -73,6 +119,10 @@ examples:
> >              enable-gpios = <&pio 45 GPIO_ACTIVE_HIGH>;
> >              reset-gpios = <&pio 73 GPIO_ACTIVE_HIGH>;
> >  
> > +            analogix,lane0-swing = <0x14 0x54 0x64 0x74 0x29 0x7b 0x77 0x5b>;
> > +            analogix,lane1-swing = <0x14 0x54 0x64 0x74 0x29 0x7b 0x77 0x5b>;
> > +            analogix,hdcp-support = <0>;
> > +
> >              ports {
> >                  #address-cells = <1>;
> >                  #size-cells = <0>;
> > @@ -81,6 +131,7 @@ examples:
> >                      reg = <0>;
> >                      anx7625_in: endpoint {
> >                          remote-endpoint = <&mipi_dsi>;
> > +                        bus-type = <5>;
> >                      };
> >                  };
> >  
> > -- 
> > 2.7.4
> >