linux-kernel - Re: [PATCH] usb: ohci-exynos: Add facility to use phy provided by the generic phy framework

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Message-ID: <CAFp+6iG8moJdpq2kLsG_yJysJpk7BZ9EJw9=i=AmpCxsCQjefQ@mail.gmail.com>
Date:	Wed, 23 Apr 2014 13:10:20 +0530
From:	Vivek Gautam <gautam.vivek@...sung.com>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	Linux USB Mailing List <linux-usb@...r.kernel.org>,
	"linux-samsung-soc@...r.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>, linux-doc@...r.kernel.org,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Greg KH <gregkh@...uxfoundation.org>,
	Kukjin Kim <kgene.kim@...sung.com>,
	"robh+dt" <robh+dt@...nel.org>, Jingoo Han <jg1.han@...sung.com>
Subject: Re: [PATCH] usb: ohci-exynos: Add facility to use phy provided by the
 generic phy framework

Hi,

On Tue, Apr 22, 2014 at 11:29 PM, Alan Stern <stern@...land.harvard.edu> wrote:
> On Tue, 22 Apr 2014, Vivek Gautam wrote:
>
>> On Thu, Apr 10, 2014 at 6:54 PM, Vivek Gautam <gautam.vivek@...sung.com> wrote:
>> > Add support to consume phy provided by Generic phy framework.
>> > Keeping the support for older usb-phy intact right now, in order
>> > to prevent any functionality break in absence of relevant
>> > device tree side change for ohci-exynos.
>> > Once we move to new phy in the device nodes for ohci, we can
>> > remove the support for older phys.
>>
>> Any comments on this please.
>> I think whatever the approach we follow, that can be common to both
>> ehci-exynos[1], and ohci-exynos, since
>> both are needed to move to the new generic phy framework, keeping
>> support for older usb-phy
>> so as to have smooth transition, in order to avoid any regression.
>
> I lost my copies of the ehci-exynos patch, but probably the same
> comments apply as for the ohci-exynos patch.

Ok, i will be reworking on the ehci-exynos patch also (which was
earlier posted by Kamil [1]),
after addressing the review comments on that, and will post the same.

[1] [PATCH v6 8/8] usb: ehci-exynos: Change to use phy provided by the
generic phy framework
https://lkml.org/lkml/2014/1/29/298
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