[U-Boot] [PATCH v2 1/2] usb: ehci: exynos: set/reset hsic phys

Marek Vasut marex at denx.de
Fri Jan 3 01:54:50 CET 2014


On Thursday, January 02, 2014 at 10:41:58 AM, Inderpal Singh wrote:
> From: Inderpal Singh <chander.kashyap at linaro.org>
> 
> The controller has 3 ports. The port0 is for USB 2.0 Phy, port1 and port2
> are for HSIC phys. The usb 2.0 phy is already being setup. This patch
> sets up the hsic phys.
> 
> Signed-off-by: Inderpal Singh <inderpal.singh at linaro.org>
> ---
>  arch/arm/include/asm/arch-exynos/ehci.h |   14 +++++++++++
>  drivers/usb/host/ehci-exynos.c          |   39
> +++++++++++++++++++++++++++++++ 2 files changed, 53 insertions(+)
> 

Is it OK to set all the ports up unconditionally ? I am not sure about exynos of 
course, but is it possible there are some machines which don't use the HSIC 
ports and this would have some kind of adverse effects on those?

Best regards,
Marek Vasut


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