linux-kernel - Re: [PATCH 11/13] arm: dts: dra7: add DMA properties for UART

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Message-ID: <20141104190001.GE24112@csclub.uwaterloo.ca>
Date:	Tue, 4 Nov 2014 14:00:01 -0500
From:	"Lennart Sorensen" <lsorense@...lub.uwaterloo.ca>
To:	Javier Martinez Canillas <javier@...hile0.org>
Cc:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	linux-serial@...r.kernel.org,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Tony Lindgren <tony@...mide.com>, Felipe Balbi <balbi@...com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: Re: [PATCH 11/13] arm: dts: dra7: add DMA properties for UART

On Tue, Nov 04, 2014 at 07:32:07PM +0100, Javier Martinez Canillas wrote:
> Hello,
> 
> On Tue, Nov 4, 2014 at 6:21 PM, Lennart Sorensen
> <lsorense@...lub.uwaterloo.ca> wrote:
> >> Mind sharing the manual with me? Mine does not mention DMA channels for
> >> UART7-10. If you are able to test 7+8 (and it works) could you please
> >> make patch which with for the remaining four devices?
> >
> > Well the file I have is called AM572x_ES1.1_NDA_TRM_vT.pdf, so I am not
> > sure who I am allowed to share that file with.  Might be simpler to just
> > ask TI for the latest version.
> >
> > How I hate NDAs.
> >
> 
> I saw today an announcement about a public AM572x Silicon Revision 1.1
> TRM [0] that has just made available by TI. I'm not familiar with this
> SoC so I don't know if that has the information you want but I thought
> it was worth to mention in case it did.
> 
> Best regards,
> Javier
> 
> [0]: http://www.ti.com/lit/ug/spruhz6/spruhz6.pdf

That's the right one.

Page 3622 has the dma channels for uart 7 through 10, but it still needs
the updated crossbar dma driver to work.

-- 
Len Sorensen
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