1 files changed, 2 insertions, 2 deletions

diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index 637052b23042..18247a7bf335 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -50,8 +50,8 @@ static struct bcache_ops no_sc_ops = {
 
 struct bcache_ops *bcops = &no_sc_ops;
 
-#define cpu_is_r4600_v1_x()     ((read_c0_prid() & 0xfffffff0) == 0x2010)
-#define cpu_is_r4600_v2_x()     ((read_c0_prid() & 0xfffffff0) == 0x2020)
+#define cpu_is_r4600_v1_x()     ((read_c0_prid() & 0xfffffff0) == 0x00002010)
+#define cpu_is_r4600_v2_x()     ((read_c0_prid() & 0xfffffff0) == 0x00002020)
 
 #define R4600_HIT_CACHEOP_WAR_IMPL                                      \
 do {                                                                    \