Re: [PATCH v2 5/8] dt-bindings: display: vop2: Add rk3576 support

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On Sun, Dec 29, 2024 at 06:49:38PM +0800, Andy Yan wrote:
> 
> 
> Hi Krzysztof,
> 
> At 2024-12-29 18:13:39, "Krzysztof Kozlowski" <krzk@xxxxxxxxxx> wrote:
> >On Sat, Dec 28, 2024 at 08:21:48PM +0800, Andy Yan wrote:
> >> From: Andy Yan <andy.yan@xxxxxxxxxxxxxx>
> >> 
> >> Add vop found on rk3576, the main difference between rk3576 and the
> >> previous vop is that each VP has its own interrupt line.
> >> 
> >> Signed-off-by: Andy Yan <andy.yan@xxxxxxxxxxxxxx>
> >> 
> >> ---
> >> 
> >> Changes in v2:
> >> - describe constraint SOC by SOC, as interrupts of rk3576 is very
> >>   different from others
> >> - Drop Krzysztof's Reviewed-by, as this version changed a lot.
> >> 
> >> Changes in v1:
> >> - ordered by soc name
> >> - Add description for newly added interrupt
> >> 
> >>  .../display/rockchip/rockchip-vop2.yaml       | 70 +++++++++++++++----
> >>  1 file changed, 56 insertions(+), 14 deletions(-)
> >> 
> >> diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml
> >> index 2531726af306..f28cea4a6d82 100644
> >> --- a/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml
> >> +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml
> >> @@ -20,6 +20,7 @@ properties:
> >>      enum:
> >>        - rockchip,rk3566-vop
> >>        - rockchip,rk3568-vop
> >> +      - rockchip,rk3576-vop
> >>        - rockchip,rk3588-vop
> >>  
> >>    reg:
> >> @@ -37,10 +38,22 @@ properties:
> >>        - const: gamma-lut
> >>  
> >>    interrupts:
> >> -    maxItems: 1
> >> -    description:
> >> -      The VOP interrupt is shared by several interrupt sources, such as
> >> -      frame start (VSYNC), line flag and other status interrupts.
> >> +    minItems: 1
> >> +    maxItems: 4
> >> +    items:
> >> +      - description:
> >
> >That's contradictory. min/max say 1-4, but here you list two interrupts.
> 
> There are 4 interrupts on rk3576, and the other SOC only have one.

But you listed two interrupts, so where does the "two" come from?

> I am sorry that I am not familiar with this schema language; I have read many
> other YAML bindings these days and try to write it correctly.
> 
> Maybe I should not list the interrupts-names here(then list the interrupt-name by soc at allOf:  part),
>  like the clocks handles in samsung,usb3-drd-phy.yaml  ?

xxx-names are supposed to be fully synced with xxx, so something needs
to be fixed here. You can of course remove interrupt-names *completely*
(but not partially, because all properties must be defined in top-level).

Best regards,
Krzysztof





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