Merge changes I32c23f62,Ieb0b8564,I34c528d9,I1ca40e1f,I33c4d3ad into msm-3.4

* changes:
  coresight: implement stm hardware event and port enable sysfs nodes
  coresight: enable stm logging for ftrace events and printk
  coresight: implement coresight abort
  coresight: coresight tmc driver
  coresight: add coresight devices to msm8974 device tree