linux-kernel - RE: [PATCH v3 0/6] mmc: dw_mmc: add support for device tree based instantiation

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Message-id: <195201cd6600$7cb089f0$76119dd0$%kim@samsung.com>
Date:	Fri, 20 Jul 2012 07:47:34 +0900
From:	Kukjin Kim <kgene.kim@...sung.com>
To:	'Thomas Abraham' <thomas.abraham@...aro.org>,
	'Jaehoon Chung' <jh80.chung@...sung.com>
Cc:	linux-mmc@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	cjb@...top.org, grant.likely@...retlab.ca, rob.herring@...xeda.com,
	linux-samsung-soc@...r.kernel.org, patches@...aro.org
Subject: RE: [PATCH v3 0/6] mmc: dw_mmc: add support for device tree based
 instantiation

Thomas Abraham wrote:
> 
> On 19 July 2012 20:58, Jaehoon Chung <jh80.chung@...sung.com> wrote:
> > Hi Thomas,
> >
> > I think not good that added the samsung specific code into dw_mmc-
> pltfm.c
> > How about separating to dw-mmc-exynos.c?
> 
> I am not sure of this. The only samsung specific code in
> dw_mmc-pltfm.c file is the data for of_device_id instances. The clock
> lookup added into this file in the 3rd patch does not cause any harm
> on non-samsung SoC's which might not define those clocks (on clock
> lookup failure, there are only warning printed, the driver's probe
> does not fail.
> 
I agree with Thomas' opinion, in addition, the dw_mmc-pltfm.c file can
support that, so adding dw-mmc-exynos.c is not needed now.

> I would prefer not to add separate file for Exynos SoC's for now.
> Splitting into different files will need to defined new callbacks
> which I fell is not really required.
> 
Yes.

Thanks.

Best regards,
Kgene.
--
Kukjin Kim <kgene.kim@...sung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.

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