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SubjectRe: [PATCH v1 1/2] dt-bindings: display: bridge: sn65dsi83: Add DSI video mode
On Mon, Apr 03, 2023 at 04:06:22PM -0500, Rob Herring wrote:
> On Thu, Mar 30, 2023 at 12:17:51PM +0200, Francesco Dolcini wrote:
> > From: Francesco Dolcini <francesco.dolcini@toradex.com>
> >
> > SN65DSI8[34] device supports burst video mode and non-burst video mode
> > with sync events or with sync pulses packet transmission as described in
> > the DSI specification.
> >
> > Add property to select the expected mode, this allows for example to
> > select a mode that is compatible with the DSI host interface.
>
> Why does this need to be in DT?

> The source and sink drivers should know what their capabilities are
> and pick the best common one.

Is there a best mode? Isn't this a decision how do we want the 2 peers
to communicate?

For the MIPI-DSI Linux/DRM experts: am I missing something? Is there
another way to have a DSI video sink to ask for a specific mode?

(I copied this from an existing DSI panel binding).

Francesco

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