Re: [PATCH v2 2/2] phy: phy-mt65xx-usb3: add support for mt2701 platform

From: chunfeng yun
Date: Wed Apr 13 2016 - 21:59:01 EST


Hi,

On Wed, 2016-04-13 at 19:01 +0530, Kishon Vijay Abraham I wrote:
> Hi,
>
> On Monday 11 April 2016 01:11 PM, Chunfeng Yun wrote:
> > A new compatible string, "mediatek,mt2701-u3phy", is added.
> >
> > Some register settings to avoid RX sensitivity level degradation
> > which may arise on mt8173 platform are separated from other
> > platforms.
> >
> > Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
> > ---
> > drivers/phy/Kconfig | 5 ++-
> > drivers/phy/phy-mt65xx-usb3.c | 77 ++++++++++++++++++++++++++++-------------
> > 2 files changed, 54 insertions(+), 28 deletions(-)
> >
> > diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig
> > index 26566db..3037f28 100644
> > --- a/drivers/phy/Kconfig
> > +++ b/drivers/phy/Kconfig
> > @@ -218,9 +218,8 @@ config PHY_MT65XX_USB3
> > depends on ARCH_MEDIATEK && OF
> > select GENERIC_PHY
> > help
> > - Say 'Y' here to add support for Mediatek USB3.0 PHY driver
> > - for mt65xx SoCs. it supports two usb2.0 ports and
> > - one usb3.0 port.
> > + Say 'Y' here to add support for Mediatek USB3.0 PHY driver,
> > + it supports multiple usb2.0 and usb3.0 ports.
>
> Do you mean this PHY driver support both USB2 and USB3? Then it's not really a
> USB3 PHY driver right?
>
Sorry for my unclear description.

It supports USB3 PHY, and each USB3 PHY in fact includes a USB2 PHY and
a SuperSpeed PHY.

Thanks a lot

> Thanks
> Kishon