[U-Boot] [PATCH v2] odroid-XU3: Add entry for DTS EHCI GPIO

[Hyungwon Hwang]

Dear Sjoerd,

On Fri, 05 Dec 2014 21:26:10 +0100
Sjoerd Simons <sjoerd.simons at collabora.co.uk> wrote:

> Add samsung,vbus-gpio information for the XU3. This allows the usage
> of the EHCI controller on the XU3, which is connected to the SMSC
> LAN9514 chip (usb hub + network).
> 
> Signed-off-by: Sjoerd Simons <sjoerd.simons at collabora.co.uk>
> ---
> Changes since v1:
>   + Correct gpio number
>   + Add USB configuration in the odroid XU3 default config
> 
> Hyungwon could you add this one to your XU3 patchset if you send a
> next version (assuming it looks good)?
> 

Does it work only with this patch? I applied this patch on top of my
patchset, and connected the ethernet cable to the device. But it
seemed not working. Is there anything else that I should do for test?

> For usb storage/network support this patch should be combined
> with the exynos configuration tweaks patch i submited earlier to the
> list: Exynos: Move down common USB configuration
> 
>  arch/arm/dts/exynos5422-odroidxu3.dts | 4 ++++
>  include/configs/odroid_xu3.h          | 4 ++++
>  2 files changed, 8 insertions(+)
> 
> diff --git a/arch/arm/dts/exynos5422-odroidxu3.dts
> b/arch/arm/dts/exynos5422-odroidxu3.dts index cff32a9..79a7acd 100644
> --- a/arch/arm/dts/exynos5422-odroidxu3.dts
> +++ b/arch/arm/dts/exynos5422-odroidxu3.dts
> @@ -31,6 +31,10 @@
>  			0xb0000000 0xea00000>;
>  	};
>  
> +	ehci at 12110000 {
> +		samsung,vbus-gpio = <&gpio 0x66 0>; /* X26 */
> +	};
> +
>  	serial at 12C20000 {
>  		status="okay";
>  	};
> diff --git a/include/configs/odroid_xu3.h
> b/include/configs/odroid_xu3.h index 88bb98d..aa0c142 100644
> --- a/include/configs/odroid_xu3.h
> +++ b/include/configs/odroid_xu3.h
> @@ -47,6 +47,10 @@
>  
>  #define
> CONFIG_DEFAULT_CONSOLE		"console=ttySAC2,115200n8\0" 
> +/* USB */
> +#define CONFIG_USB_EHCI
> +#define CONFIG_USB_EHCI_EXYNOS
> +
>  /* FIXME: MUST BE REMOVED AFTER TMU IS TURNED ON */
>  #undef CONFIG_EXYNOS_TMU
>  #undef CONFIG_TMU_CMD_DTT

Best regards,
Hyungwon Hwang