From: peter.griffin@linaro.org (Peter Griffin)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/3] Add picoPHY usb phy driver found on stih407 family SoC's
Date: Mon, 8 Sep 2014 16:53:31 +0100 [thread overview]
Message-ID: <20140908155331.GA7620@griffinp-ThinkPad-X1-Carbon-2nd> (raw)
In-Reply-To: <540DC9F6.8090306@ti.com>
Hi Kishon,
> On Wednesday 03 September 2014 03:57 PM, Peter Griffin wrote:
> > This series adds support for the picoPHY usb phy which is used by the usb2
> > and usb3 host controllers when controlling usb2/1.1 devices. It is found on
> > stih407 family SoC's from the consumer electronics devision of STMicroelectronics.
>
> So miphy28lp is the PHY controller for USB3 device controller and picoPHY is
> the PHY controller for USB3 host controller?
No, miphy28lp is the usb3 phy and picoPHY is the usb2 phy.
With a usb2 host controller only picoPHY is used. With the usb3 host controller both usb2 and usb3 phys
are used depending on what type of device is plugged in.
Hope that clarifies things,
regards,
Peter.
next prev parent reply other threads:[~2014-09-08 15:53 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-03 10:27 [PATCH 0/3] Add picoPHY usb phy driver found on stih407 family SoC's Peter Griffin
2014-09-03 10:27 ` [PATCH 1/3] phy: phy-stih407-usb: Add usb picoPHY driver found on stih407 SoC family Peter Griffin
2014-09-03 10:27 ` [PATCH 2/3] phy: phy-stih407-usb: Add dt documentation for USB picophy " Peter Griffin
2014-09-08 15:30 ` Kishon Vijay Abraham I
2014-09-09 7:34 ` Peter Griffin
2014-09-03 10:27 ` [PATCH 3/3] MAINTAINERS: Add phy-stih407-usb.c file to ARCH/STI architecture Peter Griffin
2014-09-08 15:23 ` [PATCH 0/3] Add picoPHY usb phy driver found on stih407 family SoC's Kishon Vijay Abraham I
2014-09-08 15:53 ` Peter Griffin [this message]
2014-09-10 8:38 ` Kishon Vijay Abraham I
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