[Letux-kernel] What ist the standard way to define connector type and bus format with device tree?

H. Nikolaus Schaller hns at goldelico.com
Sun Jan 31 11:54:18 CET 2021


> Am 12.01.2021 um 12:41 schrieb H. Nikolaus Schaller <hns at goldelico.com>:
> Hi,
> according to bindings/display/panel/panel-common.yaml
> and by using "panel-simple" as compatible string we
> can define almost all properties of a DSI panel by a
> device tree entry.
> Except the connector type and bus format which can only be
> set by adding the information to the panel-simple tables.
> This leads to big problems because DRM can't match the
> display with any lcd controller. A smaller issue is a
> warning:
> [    0.313431] panel-simple claa070vc01: Specify missing connector_type
> Are we missing some documentation or code that reads
> some "connector-type" and "bus-format" property?
> BR and thanks,
> Nikolaus

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