Re: [PATCH] extcon: Add support for qcom SPMI PMIC USB id detection hardware

From: Stephen Boyd
Date: Tue Jun 28 2016 - 18:01:39 EST


Quoting Roger Quadros (2016-06-28 02:13:57)
> On 28/06/16 11:47, Stephen Boyd wrote:
> >
> > Sorry I must have confused you. There are two modules in the PMIC that
> > are doing detection here. The charger module is detecting the VBUS event
> > and this misc module is detecting the ID pin. I'm not sure why they're
> > two different blocks, but it is what it is in the hardware.
> >
> OK. Can the MISC block do anything else other than USB ID?

Yes.

> Does the USB ID interrupt come on a different line than the charger interrupt?

Yes.

>
> It would be more like MISC block interrupt than USB ID interrupt right?

There are two interrupts going to two different hw blocks inside the
PMIC.