[PATCH 11/14] dt-bindings: media: i2c: Add A83T MIPI CSI-2 bindings documentation

[Paul Kocialkowski]

Hi,

On Mon 26 Oct 20, 17:56, Maxime Ripard wrote:
> On Fri, Oct 23, 2020 at 07:45:43PM +0200, Paul Kocialkowski wrote:
> > This introduces YAML bindings documentation for the A83T MIPI CSI-2
> > controller.
> > 
> > Signed-off-by: Paul Kocialkowski <paul.kocialkowski at bootlin.com>
> 
> What is the difference with the a31/v3s one?

It's a different controller, not a variation of the A31 one.
I'll rework the commit log to make this clearer.

> > ---
> >  .../media/allwinner,sun8i-a83t-mipi-csi2.yaml | 158 ++++++++++++++++++
> >  1 file changed, 158 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-mipi-csi2.yaml
> > 
> > diff --git a/Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-mipi-csi2.yaml
> > new file mode 100644
> > index 000000000000..2384ae4e7be0
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-mipi-csi2.yaml
> > @@ -0,0 +1,158 @@
> > +# SPDX-License-Identifier: GPL-2.0
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/media/allwinner,sun8i-a83t-mipi-csi2.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Allwinner A83T MIPI CSI-2 Device Tree Bindings
> > +
> > +maintainers:
> > +  - Paul Kocialkowski <paul.kocialkowski at bootlin.com>
> > +
> > +properties:
> > +  compatible:
> > +    const: allwinner,sun8i-a83t-mipi-csi2
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  interrupts:
> > +    maxItems: 1
> > +
> > +  clocks:
> > +    items:
> > +      - description: Bus Clock
> > +      - description: Module Clock
> > +      - description: MIPI-specific Clock
> > +      - description: Misc CSI Clock
> > +
> > +  clock-names:
> > +    items:
> > +      - const: bus
> > +      - const: mod
> > +      - const: mipi
> > +      - const: misc
> 
> If it's only due to the clock, it's soemething you can deal with in the
> first schema, there's no need to duplicate them.

It's a completely different controller so I don't think it makes sense to
have a single schema for both. Even if the bindings look similar.

Paul

-- 
Paul Kocialkowski, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com
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