[PATCH v2 3/3] dt-bindings: display: panel: mipi-dbi-spi: Add io-supply

[Noralf Trønnes]

Den 01.12.2022 17.02, skrev Otto Pflüger:
> Add documentation for the new io-supply property, which specifies the
> regulator for the I/O voltage supply on platforms where the panel
> panel power and I/O supplies are separate.
> 
> Signed-off-by: Otto Pflüger <otto.pflueger at abscue.de>
> ---

Reviewed-by: Noralf Trønnes <noralf at tronnes.org>