From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
To: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
Cc: Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>,
Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
Ian Campbell
<ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
Stephen Warren <swarren-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
treding-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
pdeschrijver-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org,
linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH V2 3/3] ARM: tegra: document use of standard DMA DT bindings
Date: Mon, 25 Nov 2013 23:07:55 +0100 [thread overview]
Message-ID: <11843948.6MmkNU7Gku@wuerfel> (raw)
In-Reply-To: <1385417161-5542-4-git-send-email-swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
On Monday 25 November 2013 15:06:01 Stephen Warren wrote:
> See ../reset/reset.txt for details.
> - reset-names : Must include the following entries:
> - dma
> +- #iommu-cells : Must be <1>. This dictates the length of DMA specifiers in
> + client nodes' dmas properties. The specifier represents the DMA request
> + select value for the peripheral. For more details, consult the Tegra TRM's
> + documentation of the APB DMA channel control register REQ_SEL field.
>
> Examples:
>
> @@ -36,4 +40,5 @@ apbdma: dma@6000a000 {
> clocks = <&tegra_car 34>;
> resets = <&tegra_car 34>;
> reset-names = "dma";
> + #iommu-cells = <1>;
s/iommu-cells/dma-cells/
Arnd
next prev parent reply other threads:[~2013-11-25 22:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-25 22:05 [PATCH V2 0/3] ARM: tegra: use common reset and DMA bindings Stephen Warren
[not found] ` <1385417161-5542-1-git-send-email-swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2013-11-25 22:05 ` [PATCH V2 1/3] ARM: tegra: add missing clock documentation to DT bindings Stephen Warren
2013-11-25 22:06 ` [PATCH V2 2/3] ARM: tegra: document reset properties in " Stephen Warren
2013-11-25 22:06 ` [PATCH V2 3/3] ARM: tegra: document use of standard DMA " Stephen Warren
[not found] ` <1385417161-5542-4-git-send-email-swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2013-11-25 22:07 ` Arnd Bergmann [this message]
2013-11-25 22:25 ` Stephen Warren
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