linux-kernel - Re: [PATCH v6 0/9] Generic PHY Framework

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Date:	Tue, 28 May 2013 12:05:45 +0530
From:	Kishon Vijay Abraham I <kishon@...com>
To:	Kishon Vijay Abraham I <kishon@...com>
CC:	<grant.likely@...aro.org>, <tony@...mide.com>, <balbi@...com>,
	<arnd@...db.de>, <swarren@...dia.com>,
	<sylvester.nawrocki@...il.com>, <gregkh@...uxfoundation.org>,
	<akpm@...ux-foundation.org>, <linux-kernel@...r.kernel.org>,
	<linux-omap@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-usb@...r.kernel.org>, <rob.herring@...xeda.com>,
	<rob@...dley.net>, <b-cousson@...com>, <linux@....linux.org.uk>,
	<benoit.cousson@...aro.org>, <mchehab@...hat.com>,
	<cesarb@...arb.net>, <davem@...emloft.net>, <rnayak@...com>,
	<shawn.guo@...aro.org>, <santosh.shilimkar@...com>,
	<devicetree-discuss@...ts.ozlabs.org>, <linux-doc@...r.kernel.org>,
	<nsekhar@...com>
Subject: Re: [PATCH v6 0/9] Generic PHY Framework

Hi,

On Tuesday 21 May 2013 10:31 AM, Kishon Vijay Abraham I wrote:
> Hi,
>
> On Monday 29 April 2013 03:33 PM, Kishon Vijay Abraham I wrote:
>> Added a generic PHY framework that provides a set of APIs for the PHY
>> drivers
>> to create/destroy a PHY and APIs for the PHY users to obtain a
>> reference to
>> the PHY with or without using phandle.
>>
>> This framework will be of use only to devices that uses external PHY (PHY
>> functionality is not embedded within the controller).
>>
>> The intention of creating this framework is to bring the phy drivers
>> spread
>> all over the Linux kernel to drivers/phy to increase code re-use and to
>> increase code maintainability.
>>
>> Comments to make PHY as bus wasn't done because PHY devices can be
>> part of
>> other bus and making a same device attached to multiple bus leads to bad
>> design.
>>
>> If the PHY driver has to send notification on connect/disconnect, the PHY
>> driver should make use of the extcon framework. Using this susbsystem
>> to use extcon framwork will have to be analysed.
>>
>> Making omap-usb2 and twl4030 to use this framework is provided as a
>> sample.
>>
>> This patch series is developed on linux-next tree.
>
> Any comments on this patch series?

Ping..

This series is needed for usb3 phy/sata phy and can also be used by 
certain video phys. I think it's important to get this in.

Thanks
Kishon
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