m68knommu: external interrupt support to ColdFire intc-2 controller

The EDGE Port module of some ColdFire parts using the intc-2 interrupt
controller provides support for 7 external interrupts. These interrupts
go off-chip (that is they are not for internal peripherals). They need
some special handling and have some extra setup registers. Add code to
support them.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
diff --git a/arch/m68k/include/asm/m523xsim.h b/arch/m68k/include/asm/m523xsim.h
index 3852f07..8996df6 100644
--- a/arch/m68k/include/asm/m523xsim.h
+++ b/arch/m68k/include/asm/m523xsim.h
@@ -139,9 +139,12 @@
 /*
  * EPort
  */
+#define MCFEPORT_EPPAR		(MCF_IPSBAR + 0x130000)
 #define MCFEPORT_EPDDR		(MCF_IPSBAR + 0x130002)
+#define MCFEPORT_EPIER		(MCF_IPSBAR + 0x130003)
 #define MCFEPORT_EPDR		(MCF_IPSBAR + 0x130004)
 #define MCFEPORT_EPPDR		(MCF_IPSBAR + 0x130005)
+#define MCFEPORT_EPFR		(MCF_IPSBAR + 0x130006)
 
 /*
  * Generic GPIO support