linux-kernel - Re: [PATCH] ARM: at91/DT: add NAND + DMA property

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Date:	Wed, 12 Feb 2014 12:30:06 +0100
From:	Boris BREZILLON <b.brezillon@...rkiz.com>
To:	Nicolas Ferre <nicolas.ferre@...el.com>,
	linux-arm-kernel@...ts.infradead.org, Josh Wu <josh.wu@...el.com>,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: at91/DT: add NAND + DMA property

On 12/02/2014 12:06, Nicolas Ferre wrote:
> Add the "atmel,nand-has-dma" property to NAND node for SoC that
> can use the DMA to perform NAND accesses.
> Use of this property was added in 1b7192658a08f70df0f290634fd7cd2ecb629fc9
> (mtd: atmel_nand: add a new dt binding item for nand dma support).
>
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
Acked-by: Boris BREZILLON <b.brezillon@...rkiz.com>
> ---
>   arch/arm/boot/dts/at91sam9g45.dtsi | 1 +
>   arch/arm/boot/dts/at91sam9n12.dtsi | 1 +
>   arch/arm/boot/dts/at91sam9x5.dtsi  | 1 +
>   arch/arm/boot/dts/sama5d3.dtsi     | 1 +
>   4 files changed, 4 insertions(+)
>
> diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
> index cbcc058b26b4..9b6683f252cf 100644
> --- a/arch/arm/boot/dts/at91sam9g45.dtsi
> +++ b/arch/arm/boot/dts/at91sam9g45.dtsi
> @@ -817,6 +817,7 @@
>   			      >;
>   			atmel,nand-addr-offset = <21>;
>   			atmel,nand-cmd-offset = <22>;
> +			atmel,nand-has-dma;
>   			pinctrl-names = "default";
>   			pinctrl-0 = <&pinctrl_nand>;
>   			gpios = <&pioC 8 GPIO_ACTIVE_HIGH
> diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
> index 394e6ce2afb7..9f04808fc697 100644
> --- a/arch/arm/boot/dts/at91sam9n12.dtsi
> +++ b/arch/arm/boot/dts/at91sam9n12.dtsi
> @@ -570,6 +570,7 @@
>   			atmel,pmecc-lookup-table-offset = <0x0 0x8000>;
>   			atmel,nand-addr-offset = <21>;
>   			atmel,nand-cmd-offset = <22>;
> +			atmel,nand-has-dma;
>   			pinctrl-names = "default";
>   			pinctrl-0 = <&pinctrl_nand>;
>   			gpios = <&pioD 5 GPIO_ACTIVE_HIGH
> diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
> index 174219de92fa..67e32067eb25 100644
> --- a/arch/arm/boot/dts/at91sam9x5.dtsi
> +++ b/arch/arm/boot/dts/at91sam9x5.dtsi
> @@ -790,6 +790,7 @@
>   			atmel,pmecc-lookup-table-offset = <0x0 0x8000>;
>   			atmel,nand-addr-offset = <21>;
>   			atmel,nand-cmd-offset = <22>;
> +			atmel,nand-has-dma;
>   			pinctrl-names = "default";
>   			pinctrl-0 = <&pinctrl_nand>;
>   			gpios = <&pioD 5 GPIO_ACTIVE_HIGH
> diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
> index 3d5faf85f51b..d075c5326ce7 100644
> --- a/arch/arm/boot/dts/sama5d3.dtsi
> +++ b/arch/arm/boot/dts/sama5d3.dtsi
> @@ -1256,6 +1256,7 @@
>   			interrupts = <5 IRQ_TYPE_LEVEL_HIGH 6>;
>   			atmel,nand-addr-offset = <21>;
>   			atmel,nand-cmd-offset = <22>;
> +			atmel,nand-has-dma;
>   			pinctrl-names = "default";
>   			pinctrl-0 = <&pinctrl_nand0_ale_cle>;
>   			atmel,pmecc-lookup-table-offset = <0x0 0x8000>;

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