[U-Boot] [PATCH][RESEND] at91: Enable slow master clock on meesc board

[Tom]

Daniel Gorsulowski wrote:
> Normally the processor clock has a divisor of 2.
> In some cases this this needs to be set to 4.
> Check the user has set environment mdiv to 4 to change the divisor.
> 
> Signed-off-by: Daniel Gorsulowski <Daniel.Gorsulowski at esd.eu>

Applied to u-boot-arm/master
Thanks
Tom