linux-yocto/4.1: device property backports

linux-yocto/4.1: device property backports

Integrating the following 4.4 backports:

  630b726098c9 mfd: make mfd_remove_devices() iterate in reverse order
  aab24907568b driver core: Do not overwrite secondary fwnode with NULL if it is set
  89775462ef50 device property: return -EINVAL when property isn't found in ACPI
  a9eebae4a2c0 device property: check fwnode type in to_of_node()

Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>