ARM: at91/dts: evk-pro3: enable watchdog
ARM: at91/dts: evk-pro3: enable watchdog

Tested on evk-pro3.

Signed-off-by: Fabio Porcedda <27312f054a18ecae6b0fb2b096e217217e1f2999@gmail.com>
Signed-off-by: Nicolas Ferre <45b517be0e5ec6dc3a39715767c1d18e090d39b4@atmel.com>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas