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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