ssb: recognize ARM Cortex M3

I found this core on a BCM4322, a PCI card in the Linksys WRT610N V1.
This core is not used by the driver, this patch just makes ssb show the
correct name.
Signed-off-by: NHauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/ssb/scan.c

@@ -90,6 +90,8 @@ const char *ssb_core_name(u16 coreid)
 		return "ARM 1176";
 	case SSB_DEV_ARM_7TDMI:
 		return "ARM 7TDMI";
+	case SSB_DEV_ARM_CM3:
+		return "ARM Cortex M3";
 	}
 	return "UNKNOWN";
 }

include/linux/ssb/ssb.h

@@ -243,6 +243,7 @@ struct ssb_bus_ops {
 #define SSB_DEV_MINI_MACPHY	0x823
 #define SSB_DEV_ARM_1176	0x824
 #define SSB_DEV_ARM_7TDMI	0x825
+#define SSB_DEV_ARM_CM3		0x82A
 
 /* Vendor-ID values */
 #define SSB_VENDOR_BROADCOM	0x4243