diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index a97ca97285ec..7bea0f3bf9ee 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -169,6 +169,8 @@
 #define PRID_IMP_CAVIUM_CNF71XX 0x9400
 #define PRID_IMP_CAVIUM_CN78XX 0x9500
 #define PRID_IMP_CAVIUM_CN70XX 0x9600
+#define PRID_IMP_CAVIUM_CN73XX 0x9700
+#define PRID_IMP_CAVIUM_CNF75XX 0x9800
 
 /*
  * These are the PRID's for when 23:16 == PRID_COMP_INGENIC_*
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index b725b713b9f8..9ad6157e23de 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -1481,6 +1481,8 @@ static inline void cpu_probe_cavium(struct cpuinfo_mips *c, unsigned int cpu)
 		set_elf_platform(cpu, "octeon2");
 		break;
 	case PRID_IMP_CAVIUM_CN70XX:
+	case PRID_IMP_CAVIUM_CN73XX:
+	case PRID_IMP_CAVIUM_CNF75XX:
 	case PRID_IMP_CAVIUM_CN78XX:
 		c->cputype = CPU_CAVIUM_OCTEON3;
 		__cpu_name[cpu] = "Cavium Octeon III";