[ARM] 4976/1: zylonite: Configure GPIO for WM9713 IRQ line

Set up the IRQ line for the WM9713 device on the Zylonite.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: eric miao <eric.y.miao@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-pxa/zylonite_pxa320.c b/arch/arm/mach-pxa/zylonite_pxa320.c
index ce54195..193d079 100644
--- a/arch/arm/mach-pxa/zylonite_pxa320.c
+++ b/arch/arm/mach-pxa/zylonite_pxa320.c
@@ -68,6 +68,9 @@
 	GPIO39_AC97_BITCLK,
 	GPIO40_AC97_nACRESET,
 
+	/* WM9713 IRQ */
+	GPIO15_GPIO,
+
 	/* I2C */
 	GPIO32_I2C_SCL,
 	GPIO33_I2C_SDA,
@@ -190,5 +193,8 @@
 		/* MMC card detect & write protect for controller 0 */
 		zylonite_mmc_slot[0].gpio_cd  = mfp_to_gpio(MFP_PIN_GPIO1);
 		zylonite_mmc_slot[0].gpio_wp  = mfp_to_gpio(MFP_PIN_GPIO5);
+
+		/* WM9713 IRQ */
+		wm9713_irq = mfp_to_gpio(MFP_PIN_GPIO15);
 	}
 }