Fix QPAD mx6dl based smartcard power pin not workable issue.
ENGR00306276: iMX6: Add workaround for ARM errata 761320 and 794072

These are Category B, hence workaround is essential.

Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
ENGR00306257 [#1027]fix system hang up issue caused by GPU

This issue happens when multiple thread is trying to idle GPU at the
same time, root cause is some wrong logic related with powerMutex which
cause cpu still access GPU AHB register after GPU is suspend(clock off),
that cause the bus lockup and make the whole system hang.

Signed-off-by: Richard Liu <r66033@freescale.com>
Acked-by: Jason Liu
Merge remote-tracking branch 'github/github' into imx_jb