[PATCH v13 1/3] dt-binding: mt8183: add Mediatek MDP3 dt-bindings

moudy.ho moudy.ho at mediatek.com
Wed Apr 20 19:46:13 PDT 2022


On Wed, 2022-04-20 at 11:19 -0500, Rob Herring wrote:
> On Mon, Apr 18, 2022 at 10:22:11AM +0800, Moudy Ho wrote:
> > This patch adds DT binding documents for Media Data Path 3 (MDP3)
> > a unit in multimedia system combined with several components and
> > used for scaling and color format convert.
> > 
> > Signed-off-by: Moudy Ho <moudy.ho at mediatek.com>
> > ---
> >  .../bindings/media/mediatek,mdp3-rdma.yaml    | 166
> > ++++++++++++++++++
> >  .../bindings/media/mediatek,mdp3-rsz.yaml     |  54 ++++++
> >  .../bindings/media/mediatek,mdp3-wrot.yaml    |  57 ++++++
> >  .../bindings/soc/mediatek/mediatek,ccorr.yaml |  47 +++++
> >  .../bindings/soc/mediatek/mediatek,wdma.yaml  |  58 ++++++
> >  5 files changed, 382 insertions(+)
> >  create mode 100644
> > Documentation/devicetree/bindings/media/mediatek,mdp3-rdma.yaml
> >  create mode 100644
> > Documentation/devicetree/bindings/media/mediatek,mdp3-rsz.yaml
> >  create mode 100644
> > Documentation/devicetree/bindings/media/mediatek,mdp3-wrot.yaml
> >  create mode 100644
> > Documentation/devicetree/bindings/soc/mediatek/mediatek,ccorr.yaml
> >  create mode 100644
> > Documentation/devicetree/bindings/soc/mediatek/mediatek,wdma.yaml
> > 
> > diff --git a/Documentation/devicetree/bindings/media/mediatek,mdp3-
> > rdma.yaml b/Documentation/devicetree/bindings/media/mediatek,mdp3-
> > rdma.yaml
> > new file mode 100644
> > index 000000000000..45b7c075ebf5
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/media/mediatek,mdp3-
> > rdma.yaml
> > @@ -0,0 +1,166 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: 
> > https://urldefense.com/v3/__http://devicetree.org/schemas/media/mediatek,mdp3-rdma.yaml*__;Iw!!CTRNKA9wMg0ARbw!3LSlozK4Ddsy4vjMI70PtpvvS39MTVvDGVME_eBDGj7hhW-DSZsoGdwR90ItVI6F$
> >  
> > +$schema: 
> > https://urldefense.com/v3/__http://devicetree.org/meta-schemas/core.yaml*__;Iw!!CTRNKA9wMg0ARbw!3LSlozK4Ddsy4vjMI70PtpvvS39MTVvDGVME_eBDGj7hhW-DSZsoGdwR96lcJIFE$
> >  
> > +
> > +title: Mediatek Read Direct Memory Access
> > +
> > +maintainers:
> > +  - Matthias Brugger <matthias.bgg at gmail.com>
> > +
> > +description: |
> > +  Mediatek Read Direct Memory Access(RDMA) component used to do
> > read DMA.
> > +  It contains one line buffer to store the sufficient pixel data,
> > and
> > +  must be siblings to the central MMSYS_CONFIG node.
> > +  For a description of the MMSYS_CONFIG binding, see
> > +  Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.ya
> > ml
> > +  for details.
> > +  The 1st RDMA is also used to be a controller node in Media Data
> > Path 3(MDP3)
> > +  that containing MMSYS, MUTEX, GCE and SCP settings.
> > +
> > +properties:
> > +  compatible:
> > +    items:
> > +      # MDP3 controller node
> > +      - const: mediatek,mt8183-mdp3
> > +      - const: mediatek,mt8183-mdp3-rdma
> 
> This *still* makes no sense. I'm not looking at this further.
> 
> Rob

Hi Rob,

Apologize for the misunderstanding with your comments in version 12, I
will recheck and delete the SW related information.

Thanks,
Moudy




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