| Message ID | 20231012084037.19376-16-moudy.ho@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | introduce more MDP3 components in MT8195 | expand |
On 12/10/2023 10:40, Moudy Ho wrote: > Add compatible string and GCE property for MT8195 SPLIT, of > which is operated by MDP3. > > Signed-off-by: Moudy Ho <moudy.ho@mediatek.com> > +allOf: > + - if: > + properties: > + compatible: > + contains: > + const: mediatek,mt8195-mdp3-split > + > + then: > + required: > + - mediatek,gce-client-reg else: mediatek,gce-client-reg: false > + > additionalProperties: false > > examples: Best regards, Krzysztof
Il 13/10/23 08:52, Krzysztof Kozlowski ha scritto: > On 12/10/2023 10:40, Moudy Ho wrote: >> Add compatible string and GCE property for MT8195 SPLIT, of >> which is operated by MDP3. >> >> Signed-off-by: Moudy Ho <moudy.ho@mediatek.com> > > >> +allOf: >> + - if: >> + properties: >> + compatible: >> + contains: >> + const: mediatek,mt8195-mdp3-split >> + >> + then: >> + required: >> + - mediatek,gce-client-reg > > else: > mediatek,gce-client-reg: false > > Technically, all of the display components do support GCE, using it is a matter of preference, so disallowing gce-client-reg on anything that is not mt8195-mdp3-split is *technically* wrong, as much as not having that from the beginning was also technically wrong... :-) P.S.: The driver for the display split component doesn't use GCE yet, only mdp3 for now, but again, it's the driver - while the HW is actually capable of using that Cheers, Angelo >> + >> additionalProperties: false >> >> examples: > > Best regards, > Krzysztof >
On 16/10/2023 10:01, AngeloGioacchino Del Regno wrote: > Il 13/10/23 08:52, Krzysztof Kozlowski ha scritto: >> On 12/10/2023 10:40, Moudy Ho wrote: >>> Add compatible string and GCE property for MT8195 SPLIT, of >>> which is operated by MDP3. >>> >>> Signed-off-by: Moudy Ho <moudy.ho@mediatek.com> >> >> >>> +allOf: >>> + - if: >>> + properties: >>> + compatible: >>> + contains: >>> + const: mediatek,mt8195-mdp3-split >>> + >>> + then: >>> + required: >>> + - mediatek,gce-client-reg >> >> else: >> mediatek,gce-client-reg: false >> >> > > Technically, all of the display components do support GCE, using it is > a matter of preference, so disallowing gce-client-reg on anything that > is not mt8195-mdp3-split is *technically* wrong, as much as not having > that from the beginning was also technically wrong... :-) > > P.S.: The driver for the display split component doesn't use GCE yet, > only mdp3 for now, but again, it's the driver - while the HW is actually > capable of using that Hm, fine with me then. Best regards, Krzysztof
On 12/10/2023 10:40, Moudy Ho wrote: > Add compatible string and GCE property for MT8195 SPLIT, of > which is operated by MDP3. > > Signed-off-by: Moudy Ho <moudy.ho@mediatek.com> > --- After feedback from Angelo: Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Best regards, Krzysztof
Il 16/10/23 18:21, Krzysztof Kozlowski ha scritto: > On 12/10/2023 10:40, Moudy Ho wrote: >> Add compatible string and GCE property for MT8195 SPLIT, of >> which is operated by MDP3. >> >> Signed-off-by: Moudy Ho <moudy.ho@mediatek.com> >> --- > > After feedback from Angelo: > > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> > Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,split.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,split.yaml index a8a5c9608598..e4affc854f3d 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,split.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,split.yaml @@ -23,6 +23,7 @@ properties: oneOf: - enum: - mediatek,mt8173-disp-split + - mediatek,mt8195-mdp3-split - items: - const: mediatek,mt6795-disp-split - const: mediatek,mt8173-disp-split @@ -38,6 +39,21 @@ properties: the power controller specified by phandle. See Documentation/devicetree/bindings/power/power-domain.yaml for details. + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + items: + - description: phandle of GCE + - description: GCE subsys id + - description: register offset + - description: register size + maxItems: 1 + clocks: items: - description: SPLIT Clock @@ -48,6 +64,17 @@ required: - power-domains - clocks +allOf: + - if: + properties: + compatible: + contains: + const: mediatek,mt8195-mdp3-split + + then: + required: + - mediatek,gce-client-reg + additionalProperties: false examples:
Add compatible string and GCE property for MT8195 SPLIT, of which is operated by MDP3. Signed-off-by: Moudy Ho <moudy.ho@mediatek.com> --- .../display/mediatek/mediatek,split.yaml | 27 +++++++++++++++++++ 1 file changed, 27 insertions(+)