sh: Support for SH7770/SH7780 CPU subtypes.

Merge support for SH7770 and SH7780 SH-4A subtypes.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/asm-sh/bugs.h b/include/asm-sh/bugs.h
index a6de3d0..b4000c8 100644
--- a/include/asm-sh/bugs.h
+++ b/include/asm-sh/bugs.h
@@ -32,6 +32,10 @@
 	case CPU_SH7750 ... CPU_SH4_501:
 		*p++ = '4';
 		break;
+	case CPU_SH7770 ... CPU_SH7781:
+		*p++ = '4';
+		*p++ = 'a';
+		break;
 	default:
 		*p++ = '?';
 		*p++ = '!';