[AVR32] Add macb1 platform_device
[AVR32] Add macb1 platform_device

Add platform_device definition and pio init code for the second
ethernet controller in AT32AP7000.

Signed-off-by: Haavard Skinnemoen <de7418319212d7eab32260a76732c1f83e514852@atmel.com>

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