Reset controller fixes for v4.18

This tag fixes reset assertion on i.MX7 for all non-inverted reset
control bits. Currently only PCIE controller and PHY resets are used.

* tag 'reset-fixes-for-4.18' of git://git.pengutronix.de/git/pza/linux

:
  reset: imx7: Fix always writing bits as 0

Signed-off-by: Olof Johansson <olof@lixom.net>