linux-kernel - Re: [PATCH v2 07/12] usb: chipidea: add a generic driver

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Message-ID: <20140716004431.GB30419@shlinux1.ap.freescale.net>
Date:	Wed, 16 Jul 2014 08:44:32 +0800
From:	Peter Chen <peter.chen@...escale.com>
To:	Antoine Ténart 
	<antoine.tenart@...e-electrons.com>
CC:	punnaiah choudary kalluri <punnaia@...inx.com>,
	<sebastian.hesselbarth@...il.com>,
	<alexandre.belloni@...e-electrons.com>,
	<thomas.petazzoni@...e-electrons.com>, <zmxu@...vell.com>,
	<jszhang@...vell.com>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-usb@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 07/12] usb: chipidea: add a generic driver

On Tue, Jul 15, 2014 at 05:24:37PM +0200, Antoine Ténart wrote:
> Hi,
> 
> On Thu, Jul 03, 2014 at 08:17:34AM +0530, punnaiah choudary kalluri wrote:
> > Since its a generic driver, support for configuring the dma_mask using
> > dma_coerce_mask_and_coherent would be good.
> > 
> 
> Should I add a DMA mask dt property? Or just not add this and wait for
> someone needing it in his case?
> 

As a dt property, since most of platforms will use it. For PIO mode, the
property can be NULL.

-- 

Best Regards,
Peter Chen
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