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SubjectRe: [PATCH v1 2/8] dt-bindings: display: bridge: renesas,dsi-csi2-tx: Add r8a779g0
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On 17/11/2022 17:14, Geert Uytterhoeven wrote:
> Hi Tomi,
>
> On Thu, Nov 17, 2022 at 1:26 PM Tomi Valkeinen
> <tomi.valkeinen@ideasonboard.com> wrote:
>> From: Tomi Valkeinen <tomi.valkeinen+renesas@ideasonboard.com>
>>
>> Extend the Renesas DSI display bindings to support the r8a779g0 V4H.
>>
>> Signed-off-by: Tomi Valkeinen <tomi.valkeinen+renesas@ideasonboard.com>
>> ---
>> .../bindings/display/bridge/renesas,dsi-csi2-tx.yaml | 3 ++-
>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.yaml b/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.yaml
>> index afeeb967393d..bc3101f77e5a 100644
>> --- a/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.yaml
>> +++ b/Documentation/devicetree/bindings/display/bridge/renesas,dsi-csi2-tx.yaml
>> @@ -11,13 +11,14 @@ maintainers:
>>
>> description: |
>> This binding describes the MIPI DSI/CSI-2 encoder embedded in the Renesas
>> - R-Car V3U SoC. The encoder can operate in either DSI or CSI-2 mode, with up
>> + R-Car V3U/V4H SoC. The encoder can operate in either DSI or CSI-2 mode, with up
>
> Perhaps "R-Car Gen4 SoCs", so we stay within 80 chars, and don't have
> to update this when the next member of the family is around the block?

Is V3U gen 4? Or do you mean "R-Car V3U and Gen 4 SoCs"?

> Is there anything that might be SoC-specific?
> If not, perhaps the time is ripe for a family-specific compatible value?

At least v3u and v4h DSIs are slightly different. Well, the DSI IP block
itself looks the same, but the PLL and PHY are different.

Tomi

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