diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index dbe0792fc9c1..02b75127dad3 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -1121,6 +1121,10 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)
 		c->cputype = CPU_P5600;
 		__cpu_name[cpu] = "MIPS P5600";
 		break;
+	case PRID_IMP_I6400:
+		c->cputype = CPU_I6400;
+		__cpu_name[cpu] = "MIPS I6400";
+		break;
 	case PRID_IMP_M5150:
 		c->cputype = CPU_M5150;
 		__cpu_name[cpu] = "MIPS M5150";