Re: [PATCH v12 1/1] serial: core: Start managing serial controllers to enable runtime PM

[Tony Lindgren]

* Tony Lindgren <tony@xxxxxxxxxxx> [231003 12:15]:
> Hi,
> 
> * Maximilian Luz <luzmaximilian@xxxxxxxxx> [231003 11:57]:
> > A bad workaround is to disable runtime PM, e.g. via
> > 
> >   echo on > /sys/bus/serial-base/devices/dw-apb-uart.4:0/dw-apb-uart.4:0.0/power/control
> 
> If the touchscreen controller driver(s) are using serdev they are
> children of the dw-apb-uart.4:0.0 and can use runtime PM calls to
> block the parent device from idling as necessary. The hierarchy
> unless changed using ignore_children.

Sorry about all the typos, I meant "the hierarchy works unless changed"
above. The rest of the typos are easier to decipher probably :)

Regards,

Tony