diff --git a/sys/arm64/arm64/identcpu.c b/sys/arm64/arm64/identcpu.c
index 1b9c3798f418..2cabd87e2881 100644
--- a/sys/arm64/arm64/identcpu.c
+++ b/sys/arm64/arm64/identcpu.c
@@ -134,6 +134,7 @@ static const struct cpu_parts cpu_parts_arm[] = {
 /* Cavium */
 static const struct cpu_parts cpu_parts_cavium[] = {
 	{ CPU_PART_THUNDERX, "ThunderX" },
+	{ CPU_PART_THUNDERX2, "ThunderX2" },
 	CPU_PART_NONE,
 };
 
diff --git a/sys/arm64/include/cpu.h b/sys/arm64/include/cpu.h
index 4ef84333176a..f5d7909b7899 100644
--- a/sys/arm64/include/cpu.h
+++ b/sys/arm64/include/cpu.h
@@ -97,6 +97,8 @@
 #define	CPU_REV_THUNDERX_1_0	0x00
 #define	CPU_REV_THUNDERX_1_1	0x01
 
+#define	CPU_REV_THUNDERX2_0	0x00
+
 #define	CPU_IMPL(midr)	(((midr) >> 24) & 0xff)
 #define	CPU_PART(midr)	(((midr) >> 4) & 0xfff)
 #define	CPU_VAR(midr)	(((midr) >> 20) & 0xf)