ARM: ep93xx: i2s: Add IRQ to platform device resources

According to "EP93xx User’s Guide" it's called I2SINTR and has number 60.
Signed-off-by: NAlexander Sverdlin <alexander.sverdlin@gmail.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

arch/arm/mach-ep93xx/core.c

@@ -635,6 +635,7 @@ EXPORT_SYMBOL(ep93xx_keypad_release_gpio);
  *************************************************************************/
 static struct resource ep93xx_i2s_resource[] = {
 	DEFINE_RES_MEM(EP93XX_I2S_PHYS_BASE, 0x100),
+	DEFINE_RES_IRQ(IRQ_EP93XX_SAI),
 };
 
 static struct platform_device ep93xx_i2s_device = {