[PATCH] ARM: dts: add ohci and ehci controller nodes for EXYNOS5440

Kukjin Kim kgene.kim at samsung.com
Wed Jun 5 21:55:28 EDT 2013


Kukjin Kim wrote:
> 
> From: Thomas Abraham <thomas.ab at samsung.com>
> 
> EXYNOS5440 includes both OHCI and EHCI usb host controllers.
> Add device tree nodes for both of these controllers.
> 
> Signed-off-by: Thomas Abraham <thomas.ab at samsung.com>
> Signed-off-by: Kukjin Kim <kgene.kim at samsung.com>
> ---
>  arch/arm/boot/dts/exynos5440.dtsi |   15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/exynos5440.dtsi
b/arch/arm/boot/dts/exynos5440.dtsi
> index 2607739..f3faabf 100644
> --- a/arch/arm/boot/dts/exynos5440.dtsi
> +++ b/arch/arm/boot/dts/exynos5440.dtsi
> @@ -225,4 +225,19 @@
>  		clock-names = "sata";
>  	};
> 
> +	ohci at 220000 {
> +		compatible = "samsung,exynos-ohci";

Oops, the EHCI and OHCI controllers on exynos5440 do not need any explicit
phy configuration.
So need to assign a different compatible value for these controllers...

If no problem, let me take this patch into samsung tree with fix.

+		compatible = "samsung,exynos5440-ohci";

> +		reg = <0x220000 0x1000>;
> +		interrupts = <0 29 0>;
> +		clocks = <&clock 24>;
> +		clock-names = "usbhost";
> +	};
> +
> +	ehci at 221000 {
> +		compatible = "samsung,exynos-ehci";

Same as above.

+		compatible = "samsung,exynos5440-ehci";

> +		reg = <0x221000 0x1000>;
> +		interrupts = <0 29 0>;
> +		clocks = <&clock 24>;
> +		clock-names = "usbhost";
> +	};
>  };
> --
> 1.7.10.4




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