From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] Question about DWC3 USB controller driver
Date: Tue, 28 Jul 2015 17:55:40 +0200 [thread overview]
Message-ID: <201507281755.40647.marex@denx.de> (raw)
In-Reply-To: <CAK7LNATygqvaLaQxAhdbUGXtrFjZRRSF4HQy86kSnqRdYTvn8A@mail.gmail.com>
On Tuesday, July 28, 2015 at 05:48:49 PM, Masahiro Yamada wrote:
> Hi Marek,
Hi!
> 2015-07-28 2:03 GMT+09:00 Marek Vasut <marex@denx.de>:
> > On Monday, July 27, 2015 at 05:37:52 PM, Masahiro Yamada wrote:
> >> Hi Marek, other USB guys,
> >
> > Hi!
> >
> >> I noticed commit dc9cdf859e11de (usb: dwc3: Add DWC3 controller driver
> >> support) was pulled into the mainline a few days ago.
> >>
> >>
> >> Now we have two drivers with similar names.
> >>
> >>
> >> - drivers/usb/dwc3/
> >> - drivers/usb/host/xhci-dwc3.c
> >>
> >>
> >> Are they the same hardware, or completely different ones?
> >
> > dwc3 is the USB gadget, drivers/usb/host/xhci-dwc3 is the USB host.
> > I believe the host part should be merged into drivers/usb/xhci-dwc3
> > eventually.
>
> In my understanding, Synopsys' DWC3 is dual role core.
>
>
> In Linux, both host and gadget are supported,
> but drivers/usb/dwc3/host.c is missing from U-Boot.
>
> I think merging into a single directory drivers/usb/dwc3
> is the right thing.
Correct. Someone would have to backport the host part of drivers/usb/dwc3
from mainline for that purpose though .
Best regards,
Marek Vasut
prev parent reply other threads:[~2015-07-28 15:55 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-27 15:37 [U-Boot] Question about DWC3 USB controller driver Masahiro Yamada
2015-07-27 17:03 ` Marek Vasut
2015-07-28 15:48 ` Masahiro Yamada
2015-07-28 15:55 ` Marek Vasut [this message]
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