ARM: OMAP: use gpio_to_irq

Have most uses of OMAP_GPIO_IRQ() use gpio_to_irq() instead.
Calls used for table initialization are left alone, at least
this time around.

(This patch is for code in both the OMAP tree and mainline.)

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c
index 40cf504..55748ec 100644
--- a/arch/arm/mach-omap1/fpga.c
+++ b/arch/arm/mach-omap1/fpga.c
@@ -179,7 +179,7 @@
 	 */
 	omap_request_gpio(13);
 	gpio_direction_input(13);
-	set_irq_type(OMAP_GPIO_IRQ(13), IRQ_TYPE_EDGE_RISING);
+	set_irq_type(gpio_to_irq(13), IRQ_TYPE_EDGE_RISING);
 	set_irq_chained_handler(OMAP1510_INT_FPGA, innovator_fpga_IRQ_demux);
 }