ARM: at91/dt: evk-pro3: define slow crytal frequency
ARM: at91/dt: evk-pro3: define slow crytal frequency

Define Telit EVK-PRO3 slow crystal frequency

Signed-off-by: Alexandre Belloni <a7228e626ecf0022ac91fc1cd8db88e71d0e5e0e@free-electrons.com>
Acked-by: Nicolas Ferre <45b517be0e5ec6dc3a39715767c1d18e090d39b4@atmel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs