MIPS: BCM63xx: Add Broadcom 63xx CPU definitions.

Todo: Nothing ever detects CPU_BCM6338 but the code tests for it anyway.

Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index bc66f57..bb1719a 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -321,6 +321,10 @@
 	case CPU_BCM3302:
 	case CPU_BCM4710:
 	case CPU_LOONGSON2:
+	case CPU_BCM6338:
+	case CPU_BCM6345:
+	case CPU_BCM6348:
+	case CPU_BCM6358:
 	case CPU_R5500:
 		if (m4kc_tlbp_war())
 			uasm_i_nop(p);