Re: [Gta04-owner] [PATCH 2/3] TTY: add support for tty_slave devices.

[NeilBrown]

On Wed, 25 Mar 2015 12:30:00 -0400 Peter Hurley <peter@xxxxxxxxxxxxxxxxxx>
wrote:

> On 03/18/2015 01:58 AM, NeilBrown wrote:
> 
> > + * A "tty-slave" is a device permanently attached to a particularly
> > + * tty, typically wired to a UART.
> 
> Why "permanently"?
> Is that a limitation of the implementation or design?
> 

The slave is described in devicetree - that only happens for permanently
attached devices, doesn't it?

I guess that with device-tree overlays and 'capes' for boards you could have
a device attached to the uart "for this power session" rather than
"permanently", but I think it is a rather subtle distinction.

Did you have something else in mind?

NeilBrown

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