Re: [PATCH RFC v2 5/7] pinctrl: Delete PIN_CONFIG_OUTPUT_IMPEDANCE_OHMS support

Cristian Marussi
2025-08-21T11:41:31Z

On Sun, Jul 20, 2025 at 02:39:09PM -0500, Dan Carpenter wrote:
> The argument for PIN_CONFIG_OUTPUT_IMPEDANCE_OHMS is supposed to
> be expressed in terms of ohms. But the pinctrl-scmi driver was
> implementing it the same as PIN_CONFIG_OUTPUT and writing either a
> zero or one to the pin.
>
> The SCMI protocol doesn't have an support configuration type so just
> delete this code instead of fixing it.

Wouldn't this risk to break any deployed system which already happen to
misuse this ? I am thinking especially of the guys who have actively
developed this driver and the related SCMI server, like EPAM and NXP ?

+CC Peng@NXP

Thanks,
Cristian