Messages in this thread | | | Date | Tue, 22 Sep 2015 16:04:24 +0200 | From | Maxime Ripard <> | Subject | Re: [linux-sunxi] Re: [PATCH 5/5] ARM: sun5i: Add C.H.I.P DTS |
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On Tue, Sep 22, 2015 at 03:01:58PM +0200, Hans de Goede wrote: > >In short, this is not about "power supply" but VBUS detection. IIRC, > >if no VBUS detection method is provided, the phy driver just waits a > >period of time after an ID pin change and then considers VBUS invalid. > > Right, but that is a hack for boards with no / broken vbus detection > (or vbus control), we really want to use vbus-det where available, > so I agree that a TODO comment here would be good.
What's so special in our SoCs that makes that we can't just rely on the ID pin ? (which seems to be working just fine here)
Other SoCs don't need to rely on such a hack as well.
Maxime
-- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com [unhandled content-type:application/pgp-signature] | |