linux-kernel - Re: [PATCH] dt/documentation: add specification of dma bus information

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Date:	Mon, 9 Jun 2014 10:06:12 +0800
From:	Shawn Guo <shawn.guo@...escale.com>
To:	Santosh Shilimkar <santosh.shilimkar@...com>
CC:	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<devicetree@...r.kernel.org>, <grygorii.strashko@...com>,
	<linux@....linux.org.uk>, Arnd Bergmann <arnd@...db.de>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>
Subject: Re: [PATCH] dt/documentation: add specification of dma bus
 information

On Thu, Jun 05, 2014 at 11:22:00AM -0400, Santosh Shilimkar wrote:
> Recently we introduced the generic device tree infrastructure for couple of DMA
> bus parameter, dma-ranges and dma-coherent. Update the documentation so that
> its useful for future users.
> 
> The "dma-ranges" property is intended to be used for describing the
> configuration of DMA bus RAM addresses and its offset w.r.t CPU addresses.
> 
> The "dma-coherent" property is intended to be used for identifying devices
> supported coherent DMA operations.
> 
> Cc: Arnd Bergmann <arnd@...db.de>
> Cc: Grant Likely <grant.likely@...aro.org>
> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: Pawel Moll <pawel.moll@....com>
> Cc: Mark Rutland <mark.rutland@....com>
> Cc: Ian Campbell <ijc+devicetree@...lion.org.uk>
> Cc: Shawn Guo <shawn.guo@...escale.com>
> Cc: Kumar Gala <galak@...eaurora.org>
> Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>
> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@...com>

Thanks for the documentation.  I think it's definitely useful for future
users of the binding.

Acked-by: Shawn Guo <shawn.guo@...escale.com>
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