linux-kernel - Re: [PATCH v9 01/22] dt-bindings: mediatek,dpi: Add DP

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Date:   Tue, 29 Mar 2022 12:42:38 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Guillaume Ranquet <granquet@...libre.com>, airlied@...ux.ie,
        angelogioacchino.delregno@...labora.com, chunfeng.yun@...iatek.com,
        chunkuang.hu@...nel.org, ck.hu@...iatek.com, daniel@...ll.ch,
        deller@....de, jitao.shi@...iatek.com, kishon@...com,
        krzk+dt@...nel.org, maarten.lankhorst@...ux.intel.com,
        mripard@...nel.org, p.zabel@...gutronix.de, robh+dt@...nel.org,
        tzimmermann@...e.de, vkoul@...nel.org
Cc:     devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org, linux-fbdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        linux-phy@...ts.infradead.org, markyacoub@...gle.com,
        Markus Schneider-Pargmann <msp@...libre.com>,
        Rob Herring <robh@...nel.org>
Subject: Re: [PATCH v9 01/22] dt-bindings: mediatek,dpi: Add DP_INTF
 compatible



On 28/03/2022 00:39, Guillaume Ranquet wrote:
> From: Markus Schneider-Pargmann <msp@...libre.com>
> 
> DP_INTF is similar to DPI but does not have the exact same feature set
> or register layouts.
> 
> DP_INTF is the sink of the display pipeline that is connected to the
> DisplayPort controller and encoder unit. It takes the same clocks as
> DPI.
> 
> Signed-off-by: Markus Schneider-Pargmann <msp@...libre.com>
> Signed-off-by: Guillaume Ranquet <granquet@...libre.com>
> Reviewed-by: Rob Herring <robh@...nel.org>

Reviewed-by: Matthias Brugger <matthias.bgg@...il.com>

> ---
>   .../bindings/display/mediatek/mediatek,dpi.yaml       | 11 ++++++-----
>   1 file changed, 6 insertions(+), 5 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
> index dd2896a40ff0..2dba80ad3b18 100644
> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
> @@ -4,16 +4,16 @@
>   $id: http://devicetree.org/schemas/display/mediatek/mediatek,dpi.yaml#
>   $schema: http://devicetree.org/meta-schemas/core.yaml#
>   
> -title: mediatek DPI Controller Device Tree Bindings
> +title: mediatek DPI/DP_INTF Controller
>   
>   maintainers:
>     - CK Hu <ck.hu@...iatek.com>
>     - Jitao shi <jitao.shi@...iatek.com>
>   
>   description: |
> -  The Mediatek DPI function block is a sink of the display subsystem and
> -  provides 8-bit RGB/YUV444 or 8/10/10-bit YUV422 pixel data on a parallel
> -  output bus.
> +  The Mediatek DPI and DP_INTF function blocks are a sink of the display
> +  subsystem and provides 8-bit RGB/YUV444 or 8/10/10-bit YUV422 pixel data on a
> +  parallel output bus.
>   
>   properties:
>     compatible:
> @@ -23,6 +23,7 @@ properties:
>         - mediatek,mt8173-dpi
>         - mediatek,mt8183-dpi
>         - mediatek,mt8192-dpi
> +      - mediatek,mt8195-dpintf
>   
>     reg:
>       maxItems: 1
> @@ -54,7 +55,7 @@ properties:
>       $ref: /schemas/graph.yaml#/properties/port
>       description:
>         Output port node. This port should be connected to the input port of an
> -      attached HDMI or LVDS encoder chip.
> +      attached HDMI, LVDS or DisplayPort encoder chip.
>   
>   required:
>     - compatible