[PATCH v2 00/19] eznps a new ARC platform

From: Noam Camus v2: 1) Remove out of tree platform include path 2) Move atomic/bitop/cmpxchg for platform to end. Remove macro duplication. Fix some bad implementation. 3) define cpu_relax_lowlatency() for platform. 4) rename init_irq_cpu() to init_per_cpu()

[PATCH v2 00/19] eznps a new ARC platform

From: Noam Camus v2: 1) Remove out of tree platform include path 2) Move atomic/bitop/cmpxchg for platform to end. Remove macro duplication. Fix some bad implementation. 3) define cpu_relax_lowlatency() for platform. 4) rename init_irq_cpu()