Re: [PATCH v4 0/4] Add support for RZ/G2UL Display Unit

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Hi Biju,

On Thu, Aug 22, 2024 at 05:23:13PM +0100, Biju Das wrote:
> This patch series aims to add support for RZ/G2UL DU.
> 
> The LCD controller is composed of Frame Compression Processor (FCPVD),
> Video Signal Processor (VSPD), and Display Unit (DU).
> 
> The output of LCDC is connected display parallel interface (DPI) and
> supports a maximum resolution of WXGA along with 2 RPFs to support the
> blending of two picture layers and raster operations (ROPs)
> 
> It is similar to LCDC IP on RZ/G2L SoCs, but does not have DSI interface.
> 
> v3->v4:
>  * Restored the ports property for RZ/G2UL and described port@0 for the
>    DPI interface in bindings patch.
>  * Restored tags from Geert and Conor as the change is trivial
>    (Replaced port 1->0 from v2).
>  * Used "&" instead of "==" in rzg2l_du_start_stop() for scalability.
>  * Restored port variable in struct rzg2l_du_output_routing
>  * Updated rzg2l_du_encoders_init() to handle port based on hardware indices.
>  * Restored ports property in du node and used port@0 for connected
>    DPI interface.
> v2->v3:
>  * Split patch series based on subsystem from DU patch series [1].
>  * Replaced ports->port property for RZ/G2UL as it supports only DPI
>    and retained ports property for RZ/{G2L,V2L} as it supports both DSI
>    and DPI output interface.
>  * Added missing blank line before example.
>  * Dropped tags from Conor and Geert as there are new changes in bindings
>  * Avoided the line break in rzg2l_du_start_stop() for rstate.
>  * Replaced port->du_output in  struct rzg2l_du_output_routing and
>    dropped using the port number to indicate the output type in
>    rzg2l_du_encoders_init().
>  * Updated rzg2l_du_r9a07g043u_info and rzg2l_du_r9a07g044_info.
> 
>  [1] https://lore.kernel.org/all/20240709135152.185042-1-biju.das.jz@xxxxxxxxxxxxxx/
> v1->v2:
>  * Updated cover letter header "DU IP->Display Unit".
>  * Updated commit description related to non ABI breakage for patch#3.
>  * Added Ack from Conor for binding patches.
> 
> Biju Das (4):
>   dt-bindings: display: renesas,rzg2l-du: Document RZ/G2UL DU bindings
>   drm: renesas: rz-du: Add RZ/G2UL DU Support

The first two patches look good to me. Do you have access to drm-misc,
will you push them yourself, or do you expect a maintainer to pick them
up ?

>   arm64: dts: renesas: r9a07g043u: Add DU node
>   arm64: dts: renesas: r9a07g043u11-smarc: Enable DU
> 
>  .../bindings/display/renesas,rzg2l-du.yaml    |  32 ++++-
>  arch/arm64/boot/dts/renesas/r9a07g043u.dtsi   |  25 ++++
>  .../boot/dts/renesas/r9a07g043u11-smarc.dts   | 111 ++++++++++++++++++
>  drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c |   8 +-
>  drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c  |  11 ++
>  drivers/gpu/drm/renesas/rz-du/rzg2l_du_kms.c  |   3 +-
>  6 files changed, 185 insertions(+), 5 deletions(-)

-- 
Regards,

Laurent Pinchart




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