Merge changes I42fa5e71,If93efea7,I505eef8f into msm-3.4

* changes:
  msm: Always compile acpuclock-krait when CONFIG_ARCH_MSM_KRAIT is set
  msm: pm-8x60: Remove msm_pm_wait_cpu_shutdown()/verify_cpu_pc() APIs
  msm: acpuclock-krait: Discard unused SoC-specific data by using __initdata