linux-kernel - RE: [PATCH v8 6/9] ARM: dts: add AM33XX EDMA support

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Date:	Wed, 6 Mar 2013 04:19:58 +0000
From:	"Kumar, Anil" <anilkumar.v@...com>
To:	"Porter, Matt" <mporter@...com>, Tony Lindgren <tony@...mide.com>,
	"Nori, Sekhar" <nsekhar@...com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	"Cousson, Benoit" <b-cousson@...com>,
	Russell King <linux@....linux.org.uk>,
	Rob Landley <rob@...dley.net>
CC:	Linux DaVinci Kernel List 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	Arnd Bergmann <arnd@...db.de>,
	Linux Documentation List <linux-doc@...r.kernel.org>,
	Devicetree Discuss <devicetree-discuss@...ts.ozlabs.org>,
	Linux MMC List <linux-mmc@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Rob Herring <rob.herring@...xeda.com>,
	Linux SPI Devel List 
	<spi-devel-general@...ts.sourceforge.net>,
	Linux OMAP List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>
Subject: RE: [PATCH v8 6/9] ARM: dts: add AM33XX EDMA support

Hi,

On Wed, Mar 06, 2013 at 02:23:12, Porter, Matt wrote:
> Adds AM33XX EDMA support to the am33xx.dtsi as documented in
> Documentation/devicetree/bindings/dma/ti-edma.txt
> 
> Signed-off-by: Matt Porter <mporter@...com>
> ---
>  arch/arm/boot/dts/am33xx.dtsi |   20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
> index 0957645..aaf44122 100644
> --- a/arch/arm/boot/dts/am33xx.dtsi
> +++ b/arch/arm/boot/dts/am33xx.dtsi
> @@ -87,6 +87,26 @@
>  			reg = <0x48200000 0x1000>;
>  		};
>  
> +		edma: edma@...00000 {
> +			compatible = "ti,edma3";
> +			ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2";
> +			reg =	<0x49000000 0x10000>,
> +				<0x44e10f90 0x10>;
> +			interrupt-parent = <&intc>;

Is it really need of "interrupt-parent = <&intc>" here ?
as this property is already with root node.  
I am taking reference of 3.9-rc1

Thanks,
Anil

> +			interrupts = <12 13 14>;
> +			#dma-cells = <1>;
> +			dma-channels = <64>;
> +			ti,edma-regions = <4>;
> +			ti,edma-slots = <256>;
> +			ti,edma-queue-tc-map = <0 0
> +						1 1
> +						2 2>;
> +			ti,edma-queue-priority-map = <0 0
> +						      1 1
> +						      2 2>;
> +			ti,edma-default-queue = <0>;
> +		};
> +
>  		gpio1: gpio@...07000 {
>  			compatible = "ti,omap4-gpio";
>  			ti,hwmods = "gpio1";
> -- 
> 1.7.9.5
> 
> _______________________________________________
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