linux-kernel - Re: [PATCHv2 1/3] phy: Add exynos-simple-phy driver

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Message-ID: <CAPdUM4N+2VXpiFSiWW9gKfbte1zkpDbCOSF+KvEo4T1KLqqwjw@mail.gmail.com>
Date:	Wed, 7 May 2014 16:08:53 +0530
From:	Rahul Sharma <rahul.sharma@...sung.com>
To:	Kishon Vijay Abraham I <kishon@...com>
Cc:	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Andrzej Hajda <a.hajda@...sung.com>,
	Tomasz Stanislawski <t.stanislaws@...sung.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-samsung-soc <linux-samsung-soc@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Rob Herring <robh+dt@...nel.org>,
	Grant Likely <grant.likely@...aro.org>,
	sunil joshi <joshi@...sung.com>
Subject: Re: [PATCHv2 1/3] phy: Add exynos-simple-phy driver

On 5 May 2014 15:14, Kishon Vijay Abraham I <kishon@...com> wrote:
> Hi,
>
> On Wednesday 09 April 2014 03:31 PM, Sylwester Nawrocki wrote:
>> Hi,
>>
>> On 09/04/14 11:12, Rahul Sharma wrote:
>>> Idea looks good. How about keeping compatible which is independent
>>> of SoC, something like "samsung,exynos-simple-phy" and provide Reg
>>> and Bit through phy provider node. This way we can avoid SoC specific
>>> hardcoding in phy driver and don't need to look into dt bindings for
>>> each new SoC.
>>
>> I believe it is a not recommended approach.
>
> Why not? We should try to avoid hard coding in the driver code. Moreover by
> avoiding hardcoding we can make it a generic driver for single bit PHYs.
>

+1.

@Tomasz, any plans to consider this approach for simple phy driver?

Regards,
Rahul Sharma.

> Cheers
> Kishon
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