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From: Arnd Bergmann <arnd@arndb.de>
To: Suman Tripathi <stripathi@apm.com>
Subject: Re: [PATCH v1 2/2] arm64: dts: Add the arasan sdhc nodes in
 apm-storm.dtsi.
Date: Tue, 27 Jan 2015 21:13:51 +0100
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On Tuesday 27 January 2015 22:51:00 Suman Tripathi wrote:
> 
> +               sdhc0: sdhc@1c000000 {
> +                       device_type = "sdhc";
> +                       compatible = "arasan,sdhci-8.9a";
> +                       reg = <0x0 0x1c000000 0x0 0x100>;
> +                       interrupts = <0x0 0x49 0x4>;
> +                       clock-names = "clk_xin", "clk_ahb";
> +                       clocks = <&sdioclk 0>, <&ahbclk 0>;
> +               };
> +

Here you don't provide an 'iommus' property, which means that the
device is unable to use the iommu.

	Arnd