diff --git a/arch/arm/mach-integrator/include/mach/irqs.h b/arch/arm/mach-integrator/include/mach/irqs.h
index 7371018..eff0ada 100644
--- a/arch/arm/mach-integrator/include/mach/irqs.h
+++ b/arch/arm/mach-integrator/include/mach/irqs.h
@@ -19,64 +19,63 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-/* 
- *  Interrupt numbers
+/*
+ * Interrupt numbers, all of the above are just static reservations
+ * used so they can be encoded into device resources. They will finally
+ * be done away with when switching to device tree.
  */
-#define IRQ_PIC_START			1
-#define IRQ_SOFTINT			1
-#define IRQ_UARTINT0			2
-#define IRQ_UARTINT1			3
-#define IRQ_KMIINT0			4
-#define IRQ_KMIINT1			5
-#define IRQ_TIMERINT0			6
-#define IRQ_TIMERINT1			7
-#define IRQ_TIMERINT2			8
-#define IRQ_RTCINT			9
-#define IRQ_AP_EXPINT0			10
-#define IRQ_AP_EXPINT1			11
-#define IRQ_AP_EXPINT2			12
-#define IRQ_AP_EXPINT3			13
-#define IRQ_AP_PCIINT0			14
-#define IRQ_AP_PCIINT1			15
-#define IRQ_AP_PCIINT2			16
-#define IRQ_AP_PCIINT3			17
-#define IRQ_AP_V3INT			18
-#define IRQ_AP_CPINT0			19
-#define IRQ_AP_CPINT1			20
-#define IRQ_AP_LBUSTIMEOUT 		21
-#define IRQ_AP_APCINT			22
-#define IRQ_CP_CLCDCINT			23
-#define IRQ_CP_MMCIINT0			24
-#define IRQ_CP_MMCIINT1			25
-#define IRQ_CP_AACIINT			26
-#define IRQ_CP_CPPLDINT			27
-#define IRQ_CP_ETHINT			28
-#define IRQ_CP_TSPENINT			29
-#define IRQ_PIC_END			29
+#define IRQ_PIC_START			64
+#define IRQ_SOFTINT			(IRQ_PIC_START+0)
+#define IRQ_UARTINT0			(IRQ_PIC_START+1)
+#define IRQ_UARTINT1			(IRQ_PIC_START+2)
+#define IRQ_KMIINT0			(IRQ_PIC_START+3)
+#define IRQ_KMIINT1			(IRQ_PIC_START+4)
+#define IRQ_TIMERINT0			(IRQ_PIC_START+5)
+#define IRQ_TIMERINT1			(IRQ_PIC_START+6)
+#define IRQ_TIMERINT2			(IRQ_PIC_START+7)
+#define IRQ_RTCINT			(IRQ_PIC_START+8)
+#define IRQ_AP_EXPINT0			(IRQ_PIC_START+9)
+#define IRQ_AP_EXPINT1			(IRQ_PIC_START+10)
+#define IRQ_AP_EXPINT2			(IRQ_PIC_START+11)
+#define IRQ_AP_EXPINT3			(IRQ_PIC_START+12)
+#define IRQ_AP_PCIINT0			(IRQ_PIC_START+13)
+#define IRQ_AP_PCIINT1			(IRQ_PIC_START+14)
+#define IRQ_AP_PCIINT2			(IRQ_PIC_START+15)
+#define IRQ_AP_PCIINT3			(IRQ_PIC_START+16)
+#define IRQ_AP_V3INT			(IRQ_PIC_START+17)
+#define IRQ_AP_CPINT0			(IRQ_PIC_START+18)
+#define IRQ_AP_CPINT1			(IRQ_PIC_START+19)
+#define IRQ_AP_LBUSTIMEOUT 		(IRQ_PIC_START+20)
+#define IRQ_AP_APCINT			(IRQ_PIC_START+21)
+#define IRQ_CP_CLCDCINT			(IRQ_PIC_START+22)
+#define IRQ_CP_MMCIINT0			(IRQ_PIC_START+23)
+#define IRQ_CP_MMCIINT1			(IRQ_PIC_START+24)
+#define IRQ_CP_AACIINT			(IRQ_PIC_START+25)
+#define IRQ_CP_CPPLDINT			(IRQ_PIC_START+26)
+#define IRQ_CP_ETHINT			(IRQ_PIC_START+27)
+#define IRQ_CP_TSPENINT			(IRQ_PIC_START+28)
+#define IRQ_PIC_END			(IRQ_PIC_START+28)
 
-#define IRQ_CIC_START			32
-#define IRQ_CM_SOFTINT			32
-#define IRQ_CM_COMMRX			33
-#define IRQ_CM_COMMTX			34
-#define IRQ_CIC_END			34
+#define IRQ_CIC_START			(IRQ_PIC_END+1)
+#define IRQ_CM_SOFTINT			(IRQ_CIC_START+0)
+#define IRQ_CM_COMMRX			(IRQ_CIC_START+1)
+#define IRQ_CM_COMMTX			(IRQ_CIC_START+2)
+#define IRQ_CIC_END			(IRQ_CIC_START+2)
 
 /*
  * IntegratorCP only
  */
-#define IRQ_SIC_START			35
-#define IRQ_SIC_CP_SOFTINT		35
-#define IRQ_SIC_CP_RI0			36
-#define IRQ_SIC_CP_RI1			37
-#define IRQ_SIC_CP_CARDIN		38
-#define IRQ_SIC_CP_LMINT0		39
-#define IRQ_SIC_CP_LMINT1		40
-#define IRQ_SIC_CP_LMINT2		41
-#define IRQ_SIC_CP_LMINT3		42
-#define IRQ_SIC_CP_LMINT4		43
-#define IRQ_SIC_CP_LMINT5		44
-#define IRQ_SIC_CP_LMINT6		45
-#define IRQ_SIC_CP_LMINT7		46
-#define IRQ_SIC_END			46
-
-#define NR_IRQS_INTEGRATOR_AP		34
-#define NR_IRQS_INTEGRATOR_CP		47
+#define IRQ_SIC_START			(IRQ_CIC_END+1)
+#define IRQ_SIC_CP_SOFTINT		(IRQ_SIC_START+0)
+#define IRQ_SIC_CP_RI0			(IRQ_SIC_START+1)
+#define IRQ_SIC_CP_RI1			(IRQ_SIC_START+2)
+#define IRQ_SIC_CP_CARDIN		(IRQ_SIC_START+3)
+#define IRQ_SIC_CP_LMINT0		(IRQ_SIC_START+4)
+#define IRQ_SIC_CP_LMINT1		(IRQ_SIC_START+5)
+#define IRQ_SIC_CP_LMINT2		(IRQ_SIC_START+6)
+#define IRQ_SIC_CP_LMINT3		(IRQ_SIC_START+7)
+#define IRQ_SIC_CP_LMINT4		(IRQ_SIC_START+8)
+#define IRQ_SIC_CP_LMINT5		(IRQ_SIC_START+9)
+#define IRQ_SIC_CP_LMINT6		(IRQ_SIC_START+10)
+#define IRQ_SIC_CP_LMINT7		(IRQ_SIC_START+11)
+#define IRQ_SIC_END			(IRQ_SIC_START+11)
diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c
index e6617c1..4f13bc5 100644
--- a/arch/arm/mach-integrator/integrator_ap.c
+++ b/arch/arm/mach-integrator/integrator_ap.c
@@ -499,7 +499,6 @@ static const char * ap_dt_board_compat[] = {
 DT_MACHINE_START(INTEGRATOR_AP_DT, "ARM Integrator/AP (Device Tree)")
 	.reserve	= integrator_reserve,
 	.map_io		= ap_map_io,
-	.nr_irqs	= NR_IRQS_INTEGRATOR_AP,
 	.init_early	= ap_init_early,
 	.init_irq	= ap_init_irq_of,
 	.handle_irq	= fpga_handle_irq,
@@ -609,7 +608,6 @@ MACHINE_START(INTEGRATOR, "ARM-Integrator")
 	.atag_offset	= 0x100,
 	.reserve	= integrator_reserve,
 	.map_io		= ap_map_io,
-	.nr_irqs	= NR_IRQS_INTEGRATOR_AP,
 	.init_early	= ap_init_early,
 	.init_irq	= ap_init_irq,
 	.handle_irq	= fpga_handle_irq,
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index 5b08e8e..4423bc8 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -350,7 +350,6 @@ static const char * intcp_dt_board_compat[] = {
 DT_MACHINE_START(INTEGRATOR_CP_DT, "ARM Integrator/CP (Device Tree)")
 	.reserve	= integrator_reserve,
 	.map_io		= intcp_map_io,
-	.nr_irqs	= NR_IRQS_INTEGRATOR_CP,
 	.init_early	= intcp_init_early,
 	.init_irq	= intcp_init_irq_of,
 	.handle_irq	= fpga_handle_irq,
@@ -423,7 +422,7 @@ static void __init intcp_init_irq(void)
 	u32 pic_mask, cic_mask, sic_mask;
 
 	/* These masks are for the HW IRQ registers */
-	pic_mask = ~((~0u) << (11 - IRQ_PIC_START));
+	pic_mask = ~((~0u) << (11 - 0));
 	pic_mask |= (~((~0u) << (29 - 22))) << 22;
 	cic_mask = ~((~0u) << (1 + IRQ_CIC_END - IRQ_CIC_START));
 	sic_mask = ~((~0u) << (1 + IRQ_SIC_END - IRQ_SIC_START));
@@ -504,7 +503,6 @@ MACHINE_START(CINTEGRATOR, "ARM-IntegratorCP")
 	.atag_offset	= 0x100,
 	.reserve	= integrator_reserve,
 	.map_io		= intcp_map_io,
-	.nr_irqs	= NR_IRQS_INTEGRATOR_CP,
 	.init_early	= intcp_init_early,
 	.init_irq	= intcp_init_irq,
 	.handle_irq	= fpga_handle_irq,
