[PATCH v1 15/17] dt-bindings: display: mediatek: dpi: Add compatible for MediaTek MT8195
Krzysztof Kozlowski
krzysztof.kozlowski at linaro.org
Sun Sep 25 23:38:21 PDT 2022
On 26/09/2022 07:24, Chen-Yu Tsai wrote:
> On Thu, Sep 22, 2022 at 3:20 PM Krzysztof Kozlowski
> <krzysztof.kozlowski at linaro.org> wrote:
>>
>> On 19/09/2022 18:56, Guillaume Ranquet wrote:
>>> Add dt-binding documentation of dpi for MediaTek MT8195 SoC.
>>>
>>> Signed-off-by: Guillaume Ranquet <granquet at baylibre.com>
>>>
>>> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
>>> index 5bb23e97cf33..2c7ecef54986 100644
>>> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
>>> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
>>> @@ -24,6 +24,7 @@ properties:
>>> - mediatek,mt8183-dpi
>>> - mediatek,mt8186-dpi
>>> - mediatek,mt8192-dpi
>>> + - mediatek,mt8195-dpi
>>> - mediatek,mt8195-dp-intf
>>
>> Aren't these the same?
>
> *-dpi are MIPI DPI (as in parallel data with DDR modes) encoders.
> *-dp-intf are Display Port encoder.
>
> Totally distinguishable. :)
>
> The hardware blocks seem similar upon cursory comparison of the register
> tables, with the base layout being the same, and sharing registers for
> basic settings such as the display timings.
>
> The DPI ones have some extra registers, presumably to control the signals
> or output width. The DP one has some registers of its own that only make
> sense for Display Port.
OK.
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
Best regards,
Krzysztof
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