msm: 8064: Pass unique device id in pmic irq device

Since avenger has two PMIC devices, use unique device
id to identify sysfs irq device entry.

Signed-off-by: Jay Chokshi <jchokshi@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-apq8064.c b/arch/arm/mach-msm/board-apq8064.c
index 188295b..b021524 100644
--- a/arch/arm/mach-msm/board-apq8064.c
+++ b/arch/arm/mach-msm/board-apq8064.c
@@ -409,6 +409,7 @@
 	.irq_base		= PM8921_IRQ_BASE,
 	.devirq			= PM8921_USR_IRQ_N,
 	.irq_trigger_flag	= IRQF_TRIGGER_HIGH,
+	.dev_id			= 0,
 };
 
 static struct pm8921_platform_data
@@ -424,6 +425,7 @@
 	.irq_base		= PM8821_IRQ_BASE,
 	.devirq			= PM8821_USR_IRQ_N,
 	.irq_trigger_flag	= IRQF_TRIGGER_HIGH,
+	.dev_id			= 1,
 };
 
 static struct pm8xxx_mpp_platform_data