[RESEND v4 05/14] mach-sc5xx: Add USB boot command

[Caleb Ethridge]

Hi Simon,

> Just to check - sc584-ezkit has CONFIG_USB enabled in its defconfig
> but this patch does not add USE_USB to that board. Is that
> intentional?

Thanks for catching this, no it is not intentional. I will fix this with the next version of the series.

Thanks,

Caleb Ethridge