Pull Metag architecture changes from James Hogan:
- A few cleanups and minor bug fixes.
- Kill SMP single function call IPI.
* tag 'metag-for-v3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/metag:
metag/smp: Make boot_secondary() static
metag: topology: export 'cpu_core_map'
smp, metag: kill SMP single function call interrupt
metag: smp: don't set irq regs in do_IPI()
metag: dma: remove dead code in dma_alloc_init()