linux-kernel - Re: [PATCH v2 2/3] dt-bindings: display: panel: add fannal,c3004

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Date:   Tue, 6 Jun 2023 11:53:20 +0200
From:   Paulo Pavacic <pavacic.p@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     neil.armstrong@...aro.org, sam@...nborg.org, airlied@...il.com,
        daniel@...ll.ch, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v2 2/3] dt-bindings: display: panel: add fannal,c3004

Hello Krzysztof,

uto, 6. lip 2023. u 09:10 Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> napisao je:
>
> On 05/06/2023 17:35, Paulo Pavacic wrote:
> > Added fannal to vendor-prefixes and dt bindings for Fannal C3004.
> > Fannal C3004 is a 480x800 MIPI DSI Panel which requires
> > DCS initialization sequences with certain delays between certain
> > commands.
>
>
> > +    #include <dt-bindings/gpio/gpio.h>
> > +    dsi {
> > +        #address-cells = <1>;
> > +        #size-cells = <0>;
> > +        panel@0 {
> > +            compatible = "fannal,c3004";
> > +            reg = <0>;
> > +            pinctrl-0 = <&pinctrl_mipi_dsi_rst>;
> > +            pinctrl-names = "default";
> > +            reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
> > +            vdd-supply = <&reg1>;
> > +            vddio-supply = <&reg2>;
> > +            width-mm = <93>;
> > +            height-mm = <56>;
> > +            panel-timing {
> > +                clock-frequency = <27000000>;
> > +                hactive = <480>;
> > +                vactive = <800>;
> > +                hfront-porch = <30>;
> > +                hback-porch = <30>;
> > +                hsync-len = <8>;
> > +                vback-porch = <30>;
> > +                vfront-porch = <30>;
> > +                vsync-len = <8>;
> > +            };
> > +        };
> > +    };
>
>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
>
> > +...
> > diff --git a/MAINTAINERS b/MAINTAINERS
> > index 5c22c828ab46..62374c8424b9 100644
> > --- a/MAINTAINERS
> > +++ b/MAINTAINERS
> > @@ -6427,6 +6427,12 @@ T:     git git://anongit.freedesktop.org/drm/drm-misc
> >  F:   Documentation/devicetree/bindings/display/panel/ebbg,ft8719.yaml
> >  F:   drivers/gpu/drm/panel/panel-ebbg-ft8719.c
> >
> > +DRM DRIVER FOR FANNAL C3004373132019A
> > +M:   Paulo Pavacic <pavacic.p@...il.com>
> > +S:   Maintained
> > +C:   matrix:r/mipi-dsi-bringup:matrix.org
>
> I don't think we have chat channels for individual, small drivers. Add a
> channel for entire subsystem.
Okay I will add matrix:r/linux-drm:matrix.org
>
> Best regards,
> Krzysztof
>

Best regards,
Paulo