This patch adds support for Orion edge sensitive GPIO IRQs.
Signed-off-by: NTzachi Perelstein <tzachi@marvell.com>
Signed-off-by: NNicolas Pitre <nico@marvell.com>
CC: Thomas Gleixner <tglx@linutronix.de>

Signed-off-by: NTzachi Perelstein <tzachi@marvell.com>
Reviewed-by: NNicolas Pitre <nico@marvell.com>
Reviewed-by: NLennert Buytenhek <buytenh@marvell.com>
Acked-by: NRussell King <rmk+kernel@arm.linux.org.uk>