From mboxrd@z Thu Jan  1 00:00:00 1970
From: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Subject: Re: [PATCH v2 2/7] ARM: dts: exynos4412-odroid*: enable MFC device
Date: Thu, 10 Dec 2015 16:44:02 +0900
Message-ID: <56692D42.2090809@samsung.com>
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To: Marek Szyprowski <m.szyprowski@samsung.com>, linux-media@vger.kernel.org, linux-samsung-soc@vger.kernel.org
Cc: devicetree@vger.kernel.org, Sylwester Nawrocki <s.nawrocki@samsung.com>, Kamil Debski <k.debski@samsung.com>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Andrzej Hajda <a.hajda@samsung.com>, Kukjin Kim <kgene@kernel.org>, Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
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On 09.12.2015 22:58, Marek Szyprowski wrote:
> Enable support for Multimedia Codec (MFC) device for all Exynos4412-based
> Odroid boards.
> 
> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
> ---
>  arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
> index edf0fc8..5825abf 100644
> --- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
> +++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
> @@ -18,6 +18,24 @@
>  		stdout-path = &serial_1;
>  	};
>  
> +	reserved-memory {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +
> +		mfc_left: region@77000000 {
> +			compatible = "shared-dma-pool";
> +			reusable;
> +			reg = <0x77000000 0x1000000>;

Doesn't this exceed the memory of Odroid X?

For other Exynos4412 boards the length is 0x800000. I am curious: any
particular reason for the difference?

Best regards,
Krzysztof