Merge changes Ia61aab73,Ic5c00211 am: 307dc6063d
am: fc3f4ed455

* commit 'fc3f4ed455651a3eeb9ee6b0c078ef4bf5901b22':
  hikey: Fix README about kernel version
  hikey: Use Image-dtb-4.1 for kernel 4.1

Change-Id: I610fd7383126a2bda5ab8b8526bd60c8900b482f