linux-kernel - Re: [PATCH v3 2/6] ARM: dts: am437x/am33xx: Fix GPMC dma properties

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Date:	Thu, 10 Mar 2016 14:51:11 +0200
From:	Roger Quadros <rogerq@...com>
To:	Franklin S Cooper Jr <fcooper@...com>, <nsekhar@...com>,
	<dwmw2@...radead.org>, <computersforpeace@...il.com>,
	<tony@...mide.com>, <devicetree@...r.kernel.org>,
	<linux-omap@...r.kernel.org>, <linux-mtd@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 2/6] ARM: dts: am437x/am33xx: Fix GPMC dma properties

On 10/03/16 06:07, Franklin S Cooper Jr wrote:
> Recent patch series that updated the eDMA driver also updated the eDMA
> bindings.
> 
> The following patches forgot to update the DMA bindings for the GPMC node.
> ARM: DTS: am33xx: Use the new DT bindings for the eDMA3
> ARM: DTS: am437x: Use the new DT bindings for the eDMA3

Instead of mentioning the patch subject here use the Fixes: tag.

> 
> This patch corrects this so NAND with DMA prefetch can work.
> 
> Signed-off-by: Franklin S Cooper Jr <fcooper@...com>

Please split this patch in to am33xx.dtsi and am4372.dtsi

> ---
>  arch/arm/boot/dts/am33xx.dtsi | 2 +-
>  arch/arm/boot/dts/am4372.dtsi | 2 +-

what about dm816x.dtsi and dm814x.dtsi?

I suppose sdma based SoCs are not affected like this right?

cheers,
-roger

>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
> index 1fafaad..97471d6 100644
> --- a/arch/arm/boot/dts/am33xx.dtsi
> +++ b/arch/arm/boot/dts/am33xx.dtsi
> @@ -860,7 +860,7 @@
>  			ti,no-idle-on-init;
>  			reg = <0x50000000 0x2000>;
>  			interrupts = <100>;
> -			dmas = <&edma 52>;
> +			dmas = <&edma 52 0>;
>  			dma-names = "rxtx";
>  			gpmc,num-cs = <7>;
>  			gpmc,num-waitpins = <2>;
> diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi
> index 92068fb..2878b04 100644
> --- a/arch/arm/boot/dts/am4372.dtsi
> +++ b/arch/arm/boot/dts/am4372.dtsi
> @@ -884,7 +884,7 @@
>  		gpmc: gpmc@...00000 {
>  			compatible = "ti,am3352-gpmc";
>  			ti,hwmods = "gpmc";
> -			dmas = <&edma 52>;
> +			dmas = <&edma 52 0>;
>  			dma-names = "rxtx";
>  			clocks = <&l3s_gclk>;
>  			clock-names = "fck";
>