diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 4901f0a..35cb08d 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -902,6 +902,7 @@
 {
 	switch (current_cpu_data.cputype) {
 	case CPU_24K:
+	case CPU_34K:
 	case CPU_5KC:
 		write_c0_ecc(0x80000000);
 		back_to_back_c0_hazard();
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index 4182e11..4420191 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -968,6 +968,7 @@
 	case CPU_SB1:
 		break;
 	case CPU_24K:
+	case CPU_34K:
 		if (!(read_c0_config7() & (1 << 16)))
 	default:
 			if (c->dcache.waysize > PAGE_SIZE)