diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c
index ebceb0dadff58fc70026f646fe507b48f29c6a2d..be4926969181299d26339c5dcefd84be2ae41f46 100644
--- a/arch/sh/kernel/cpu/sh4/probe.c
+++ b/arch/sh/kernel/cpu/sh4/probe.c
@@ -132,6 +132,7 @@ int __init detect_cpu_and_cache_system(void)
 
 		switch (prr) {
 		case 0x50:
+		case 0x51:
 			boot_cpu_data.type = CPU_SH7723;
 			boot_cpu_data.flags |= CPU_HAS_FPU | CPU_HAS_L2_CACHE;
 			break;