[PATCH 1/2] dt-bindings: display: mediatek: ovl: Modify rules for MT8195/MT8188
Jason-JH Lin (林睿祥)
Jason-JH.Lin at mediatek.com
Fri Dec 13 06:22:47 UTC 2024
Hi Pin-yen,
Thanks for the reviews.
On Fri, 2024-12-13 at 11:41 +0800, Pin-yen Lin wrote:
> External email : Please do not click links or open attachments until
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>
> Hi Jason,
>
> On Thu, Dec 12, 2024 at 11:33 PM Jason-JH.Lin <
> jason-jh.lin at mediatek.com> wrote:
> >
> > From: Hsiao Chien Sung <shawn.sung at mediatek.com>
> >
> > Modify rules for both MT8195 and MT8188.
> > Hardware capabilities include color formats and AFBC are
> > changed since MT8195, stop using the settings of MT8183.
> >
> > Acked-by: Rob Herring <robh at kernel.org>
> > Reviewed-by: AngeloGioacchino Del Regno <
> > angelogioacchino.delregno at collabora.com>
> > Signed-off-by: Hsiao Chien Sung <shawn.sung at mediatek.com>
> > Signed-off-by: Jason-JH.Lin <jason-jh.lin at mediatek.com>
> > Reviewed-by: CK Hu <ck.hu at mediatek.com>
> > ---
> > .../bindings/display/mediatek/mediatek,ovl.yaml | 8 +++-
> > ----
> > 1 file changed, 3 insertions(+), 5 deletions(-)
> >
> > diff --git
> > a/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.y
> > aml
> > b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.y
> > aml
> > index 9ea796a033b2..0ace12bbb623 100644
> > ---
> > a/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.y
> > aml
> > +++
> > b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.y
> > aml
> > @@ -36,16 +36,14 @@ properties:
> > - enum:
> > - mediatek,mt6795-disp-ovl
> > - const: mediatek,mt8173-disp-ovl
> > - - items:
> > - - enum:
> > - - mediatek,mt8188-disp-ovl
> > - - mediatek,mt8195-disp-ovl
> > - - const: mediatek,mt8183-disp-ovl
>
> This breaks the schema check for mt8195.dtsi, which is currently
> using
> `compatible = "mediatek,mt8195-disp-ovl", "mediatek,mt8183-disp-
> ovl";`
>
> IIUC this is supposed to be a RESEND of [1], which actually added a
> binding for "mediatek,mt8195-disp-ovl". However [1] still breaks
> mt8195.dtsi because it only allows `compatible =
> "mediatek,mt8195-disp-ovl"` But not `compatible =
> "mediatek,mt8195-disp-ovl", "mediatek,mt8183-disp-ovl"`.
>
Yes, I lost the "mediatek,mt8195-disp-ovl" in [1] at the beginning of
compatible property.
I'll add it to the next version.
> If "mediatek,mt8183-disp-ovl" is a reasonable fallback for
> "mediatek,mt8195-disp-ovl", please keep a binding like:
>
> - items:
> - const: mediatek,mt8195-disp-ovl
> - const: mediatek,mt8183-disp-ovl
>
> Or, fix mt8195.dtsi instead in the same series.
Yes, I think the OVL in mt8195.dtsi should remove the "mediatek,mt8183-
disp-ovl" because it's not compatible anymore.
I'll add that path in the same series.
Regards,
Jason-JH.Lin
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