powerpc/virtex: Add ml510 reference design device tree
powerpc/virtex: Add ml510 reference design device tree

As subject says, add dts files for Xilinx ML510 reference design with
the PCI host bridge device.

Signed-off-by: Roderick Colenbrander <daac45aff0d010c96bc73e99b026d70d75e8d381@gmail.com>
Signed-off-by: Grant Likely <9069e6f5a2b566e2674a0ba1e2bf39c12c195fad@secretlab.ca>

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