diff --git a/include/lib/cpus/aarch64/cortex_a520.h b/include/lib/cpus/aarch64/cortex_a520.h
new file mode 100644
index 0000000..4176981
--- /dev/null
+++ b/include/lib/cpus/aarch64/cortex_a520.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2021-2023, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef CORTEX_A520_H
+#define CORTEX_A520_H
+
+#define CORTEX_A520_MIDR					U(0x410FD800)
+
+/*******************************************************************************
+ * CPU Extended Control register specific definitions
+ ******************************************************************************/
+#define CORTEX_A520_CPUECTLR_EL1				S3_0_C15_C1_4
+
+/*******************************************************************************
+ * CPU Power Control register specific definitions
+ ******************************************************************************/
+#define CORTEX_A520_CPUPWRCTLR_EL1				S3_0_C15_C2_7
+#define CORTEX_A520_CPUPWRCTLR_EL1_CORE_PWRDN_BIT		U(1)
+
+#endif /* CORTEX_A520_H */
diff --git a/include/lib/cpus/aarch64/cortex_hayes.h b/include/lib/cpus/aarch64/cortex_hayes.h
deleted file mode 100644
index 82022e9..0000000
--- a/include/lib/cpus/aarch64/cortex_hayes.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (c) 2021, Arm Limited. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef CORTEX_HAYES_H
-#define CORTEX_HAYES_H
-
-#define CORTEX_HAYES_MIDR					U(0x410FD800)
-
-/*******************************************************************************
- * CPU Extended Control register specific definitions
- ******************************************************************************/
-#define CORTEX_HAYES_CPUECTLR_EL1				S3_0_C15_C1_4
-
-/*******************************************************************************
- * CPU Power Control register specific definitions
- ******************************************************************************/
-#define CORTEX_HAYES_CPUPWRCTLR_EL1				S3_0_C15_C2_7
-#define CORTEX_HAYES_CPUPWRCTLR_EL1_CORE_PWRDN_BIT		U(1)
-
-#endif /* CORTEX_HAYES_H */