Add support for PCIe with the the PCIe reset signal wired up to the
appropriate GPIO pin.
Signed-off-by: NRussell King <rmk+kernel@armlinux.org.uk>
Tested-by: NGregory CLEMENT <gregory.clement@free-electrons.com>
(excepted the reset part)
Signed-off-by: NGregory CLEMENT <gregory.clement@free-electrons.com>