tree dae90b6a4ff2ba8004966bcf88d2d1855e0e5ba4
parent ac2e7c92ee071d398b72a7848a298664b80f9712
author Michal Simek <monstr@monstr.eu> 1282038564 +0200
committer Michal Simek <monstr@monstr.eu> 1287640301 +1000

microblaze: support gpio_to_irq()

gpiolib returns -ENXIO if struct gpio_chip::to_irq isn't set, so it's
safe to always call.

Based on PPC patch
"powerpc/gpio: support gpio_to_irq()"
78331aded913d76c7ff996a1a0747d54b057460b

Signed-off-by: Michal Simek <monstr@monstr.eu>