ARM: mx3: mx31lilly: pass mc13783 SPI IRQ pin

This makes the resistive touch interface work.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx3/mach-mx31lilly.c b/arch/arm/mach-mx3/mach-mx31lilly.c
index d3d5877..46bf57c 100644
--- a/arch/arm/mach-mx3/mach-mx31lilly.c
+++ b/arch/arm/mach-mx3/mach-mx31lilly.c
@@ -277,6 +277,7 @@
 	.bus_num	= 1,
 	.chip_select	= 0,
 	.platform_data	= &mc13783_pdata,
+	.irq		= IOMUX_TO_IRQ(MX31_PIN_GPIO1_3),
 };
 
 static int mx31lilly_baseboard;