OMAP2+: voltage: move prm_irqst_reg from VP into voltage domain

The prm_irqst_reg is not part of the VP.  Move it up into the common
voltage domain struct.

Signed-off-by: Kevin Hilman <khilman@ti.com>
diff --git a/arch/arm/mach-omap2/voltagedomains44xx_data.c b/arch/arm/mach-omap2/voltagedomains44xx_data.c
index 1c2d7d7..64dc265 100644
--- a/arch/arm/mach-omap2/voltagedomains44xx_data.c
+++ b/arch/arm/mach-omap2/voltagedomains44xx_data.c
@@ -38,6 +38,7 @@
 
 static struct omap_vdd_info omap4_vdd_mpu_info = {
 	.prm_irqst_mod = OMAP4430_PRM_OCP_SOCKET_INST,
+	.prm_irqst_reg = OMAP4_PRM_IRQSTATUS_MPU_2_OFFSET,
 	.vp_data = &omap4_vp_mpu_data,
 	.vc_data = &omap4_vc_mpu_data,
 	.vfsm = &omap4_vdd_mpu_vfsm_data,
@@ -52,6 +53,7 @@
 
 static struct omap_vdd_info omap4_vdd_iva_info = {
 	.prm_irqst_mod = OMAP4430_PRM_OCP_SOCKET_INST,
+	.prm_irqst_reg = OMAP4_PRM_IRQSTATUS_MPU_OFFSET,
 	.vp_data = &omap4_vp_iva_data,
 	.vc_data = &omap4_vc_iva_data,
 	.vfsm = &omap4_vdd_iva_vfsm_data,
@@ -66,6 +68,7 @@
 
 static struct omap_vdd_info omap4_vdd_core_info = {
 	.prm_irqst_mod = OMAP4430_PRM_OCP_SOCKET_INST,
+	.prm_irqst_reg = OMAP4_PRM_IRQSTATUS_MPU_OFFSET,
 	.vp_data = &omap4_vp_core_data,
 	.vc_data = &omap4_vc_core_data,
 	.vfsm = &omap4_vdd_core_vfsm_data,