linux-kernel - Re: [PATCH 2/2] ARM: dts: add new compatible stream for i.MX6QP mmdc

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Message-ID: <20161102144211.GD19126@dragon>
Date:   Wed, 2 Nov 2016 22:42:13 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Frank Li <Frank.Li@....com>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        peterz@...radead.org, mingo@...hat.com, acme@...nel.org,
        alexander.shishkin@...ux.intel.com, lznuaa@...il.com,
        mark.rutland@....com
Subject: Re: [PATCH 2/2] ARM: dts: add new compatible stream for i.MX6QP mmdc

On Tue, Oct 25, 2016 at 04:26:57PM -0500, Frank Li wrote:
> mmdc of i.MX6QP are little difference with i.MX6Q.
> added new compatible stream fsl,imx6qp-mmdc
> 
> Signed-off-by: Frank Li <Frank.Li@....com>
> ---
>  arch/arm/boot/dts/imx6qp.dtsi | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx6qp.dtsi b/arch/arm/boot/dts/imx6qp.dtsi
> index 886dbf2..e0fdd0f 100644
> --- a/arch/arm/boot/dts/imx6qp.dtsi
> +++ b/arch/arm/boot/dts/imx6qp.dtsi
> @@ -85,5 +85,12 @@
>  		pcie: pcie@...1000000 {
>  			compatible = "fsl,imx6qp-pcie", "snps,dw-pcie";
>  		};
> +
> +		aips-bus@...00000 {
> +			mmdc0: mmdc@...b0000 { /* MMDC0 */
> +				compatible = "fsl,imx6qp-mmdc", "fsl,imx6q-mmdc";

Sine we already know that imx6qp-mmdc has a different programming model
from imx6q-mmdc, it makes less sense to have "fsl,imx6q-mmdc" here.

Shawn

> +				reg = <0x021b0000 0x4000>;
> +			};
> +		};
>  	};
>  };
> -- 
> 2.5.2
>