Merge branch 'spi_ks8995'

Merge branch 'spi_ks8995'

Helmut Buchsbaum says:

====================
Add support for MICREL KSZ8795CLX 5-port switch

This patch series refactors the spi-ks8995 driver to finally add support
for the MICREL KSZ8795CLX. Additionally support for controlling a GPIO
line for resetting the switch is added.

Helmut

Changes since v2:
 - use GPIO_ACTIVE_LOW according to Andrew's remark.
 - use ePAPR compliant node name in example, thanks to Sergei for
   pointing out
Changes since v1:
 - removed initializing registers from Device Tree following Florian's
   advice
 - fixed GPIO handling for reset according to Andrew's remark.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>