diff --git a/include/lib/cpus/aarch64/aem_generic.h b/include/lib/cpus/aarch64/aem_generic.h
index 1edef84..6bb30a2 100644
--- a/include/lib/cpus/aarch64/aem_generic.h
+++ b/include/lib/cpus/aarch64/aem_generic.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -7,10 +7,12 @@
 #ifndef AEM_GENERIC_H
 #define AEM_GENERIC_H
 
+#include <lib/utils_def.h>
+
 /* BASE AEM midr for revision 0 */
-#define BASE_AEM_MIDR 0x410FD0F0
+#define BASE_AEM_MIDR		U(0x410FD0F0)
 
 /* Foundation AEM midr for revision 0 */
-#define FOUNDATION_AEM_MIDR  0x410FD000
+#define FOUNDATION_AEM_MIDR	U(0x410FD000)
 
 #endif /* AEM_GENERIC_H */
diff --git a/include/lib/cpus/aarch64/cortex_a35.h b/include/lib/cpus/aarch64/cortex_a35.h
index 2363198..0678804 100644
--- a/include/lib/cpus/aarch64/cortex_a35.h
+++ b/include/lib/cpus/aarch64/cortex_a35.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -7,14 +7,16 @@
 #ifndef CORTEX_A35_H
 #define CORTEX_A35_H
 
+#include <lib/utils_def.h>
+
 /* Cortex-A35 Main ID register for revision 0 */
-#define CORTEX_A35_MIDR				0x410FD040
+#define CORTEX_A35_MIDR				U(0x410FD040)
 
 /*******************************************************************************
  * CPU Extended Control register specific definitions.
  * CPUECTLR_EL1 is an implementation-specific register.
  ******************************************************************************/
 #define CORTEX_A35_CPUECTLR_EL1			S3_1_C15_C2_1
-#define CORTEX_A35_CPUECTLR_SMPEN_BIT		(1 << 6)
+#define CORTEX_A35_CPUECTLR_SMPEN_BIT		(ULL(1) << 6)
 
 #endif /* CORTEX_A35_H */
diff --git a/include/lib/cpus/aarch64/cortex_a53.h b/include/lib/cpus/aarch64/cortex_a53.h
index cdd6f88..09db12b 100644
--- a/include/lib/cpus/aarch64/cortex_a53.h
+++ b/include/lib/cpus/aarch64/cortex_a53.h
@@ -26,13 +26,13 @@
  ******************************************************************************/
 #define CORTEX_A53_ECTLR_EL1				S3_1_C15_C2_1
 
-#define CORTEX_A53_ECTLR_SMP_BIT			(U(1) << 6)
+#define CORTEX_A53_ECTLR_SMP_BIT			(ULL(1) << 6)
 
 #define CORTEX_A53_ECTLR_CPU_RET_CTRL_SHIFT		U(0)
-#define CORTEX_A53_ECTLR_CPU_RET_CTRL_MASK		(U(0x7) << CORTEX_A53_ECTLR_CPU_RET_CTRL_SHIFT)
+#define CORTEX_A53_ECTLR_CPU_RET_CTRL_MASK		(ULL(0x7) << CORTEX_A53_ECTLR_CPU_RET_CTRL_SHIFT)
 
 #define CORTEX_A53_ECTLR_FPU_RET_CTRL_SHIFT		U(3)
-#define CORTEX_A53_ECTLR_FPU_RET_CTRL_MASK		(U(0x7) << CORTEX_A53_ECTLR_FPU_RET_CTRL_SHIFT)
+#define CORTEX_A53_ECTLR_FPU_RET_CTRL_MASK		(ULL(0x7) << CORTEX_A53_ECTLR_FPU_RET_CTRL_SHIFT)
 
 /*******************************************************************************
  * CPU Memory Error Syndrome register specific definitions.
diff --git a/include/lib/cpus/aarch64/cortex_a55.h b/include/lib/cpus/aarch64/cortex_a55.h
index 763b7cb..8b21e16 100644
--- a/include/lib/cpus/aarch64/cortex_a55.h
+++ b/include/lib/cpus/aarch64/cortex_a55.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -7,16 +7,18 @@
 #ifndef CORTEX_A55_H
 #define CORTEX_A55_H
 
+#include <lib/utils_def.h>
+
 /* Cortex-A55 MIDR for revision 0 */
-#define CORTEX_A55_MIDR		0x410fd050
+#define CORTEX_A55_MIDR			U(0x410fd050)
 
 /*******************************************************************************
  * CPU Extended Control register specific definitions.
  ******************************************************************************/
-#define CORTEX_A55_CPUPWRCTLR_EL1		S3_0_C15_C2_7
+#define CORTEX_A55_CPUPWRCTLR_EL1	S3_0_C15_C2_7
 #define CORTEX_A55_CPUECTLR_EL1		S3_0_C15_C1_4
 
 /* Definitions of register field mask in CORTEX_A55_CPUPWRCTLR_EL1 */
-#define CORTEX_A55_CORE_PWRDN_EN_MASK	0x1
+#define CORTEX_A55_CORE_PWRDN_EN_MASK	U(0x1)
 
 #endif /* CORTEX_A55_H */
diff --git a/include/lib/cpus/aarch64/cortex_a57.h b/include/lib/cpus/aarch64/cortex_a57.h
index 90ba368..1e68f21 100644
--- a/include/lib/cpus/aarch64/cortex_a57.h
+++ b/include/lib/cpus/aarch64/cortex_a57.h
@@ -32,7 +32,7 @@
 #define CORTEX_A57_ECTLR_L2_DPFTCH_DIST_MASK	(ULL(0x3) << 32)
 
 #define CORTEX_A57_ECTLR_CPU_RET_CTRL_SHIFT	U(0)
-#define CORTEX_A57_ECTLR_CPU_RET_CTRL_MASK	(U(0x7) << CORTEX_A57_ECTLR_CPU_RET_CTRL_SHIFT)
+#define CORTEX_A57_ECTLR_CPU_RET_CTRL_MASK	(ULL(0x7) << CORTEX_A57_ECTLR_CPU_RET_CTRL_SHIFT)
 
 /*******************************************************************************
  * CPU Memory Error Syndrome register specific definitions.
diff --git a/include/lib/cpus/aarch64/cortex_a72.h b/include/lib/cpus/aarch64/cortex_a72.h
index 60b6c61..4a444c6 100644
--- a/include/lib/cpus/aarch64/cortex_a72.h
+++ b/include/lib/cpus/aarch64/cortex_a72.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -10,7 +10,7 @@
 #include <lib/utils_def.h>
 
 /* Cortex-A72 midr for revision 0 */
-#define CORTEX_A72_MIDR 				0x410FD080
+#define CORTEX_A72_MIDR 				U(0x410FD080)
 
 /*******************************************************************************
  * CPU Extended Control register specific definitions.
@@ -50,12 +50,12 @@
  ******************************************************************************/
 #define CORTEX_A72_L2CTLR_EL1				S3_1_C11_C0_2
 
-#define CORTEX_A72_L2CTLR_DATA_RAM_LATENCY_SHIFT	0
-#define CORTEX_A72_L2CTLR_TAG_RAM_LATENCY_SHIFT		6
+#define CORTEX_A72_L2CTLR_DATA_RAM_LATENCY_SHIFT	U(0)
+#define CORTEX_A72_L2CTLR_TAG_RAM_LATENCY_SHIFT		U(6)
 
-#define CORTEX_A72_L2_DATA_RAM_LATENCY_3_CYCLES		0x2
-#define CORTEX_A72_L2_TAG_RAM_LATENCY_2_CYCLES		0x1
-#define CORTEX_A72_L2_TAG_RAM_LATENCY_3_CYCLES		0x2
+#define CORTEX_A72_L2_DATA_RAM_LATENCY_3_CYCLES		U(0x2)
+#define CORTEX_A72_L2_TAG_RAM_LATENCY_2_CYCLES		U(0x1)
+#define CORTEX_A72_L2_TAG_RAM_LATENCY_3_CYCLES		U(0x2)
 
 /*******************************************************************************
  * L2 Memory Error Syndrome register specific definitions.
diff --git a/include/lib/cpus/aarch64/cortex_a73.h b/include/lib/cpus/aarch64/cortex_a73.h
index 77ea205..3b40180 100644
--- a/include/lib/cpus/aarch64/cortex_a73.h
+++ b/include/lib/cpus/aarch64/cortex_a73.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -7,15 +7,17 @@
 #ifndef CORTEX_A73_H
 #define CORTEX_A73_H
 
+#include <lib/utils_def.h>
+
 /* Cortex-A73 midr for revision 0 */
-#define CORTEX_A73_MIDR	0x410FD090
+#define CORTEX_A73_MIDR			U(0x410FD090)
 
 /*******************************************************************************
  * CPU Extended Control register specific definitions.
  ******************************************************************************/
 #define CORTEX_A73_CPUECTLR_EL1		S3_1_C15_C2_1	/* Instruction def. */
 
-#define CORTEX_A73_CPUECTLR_SMP_BIT	(1 << 6)
+#define CORTEX_A73_CPUECTLR_SMP_BIT	(ULL(1) << 6)
 
 /*******************************************************************************
  * L2 Memory Error Syndrome register specific definitions.
@@ -27,6 +29,6 @@
  ******************************************************************************/
 #define CORTEX_A73_IMP_DEF_REG1		S3_0_C15_C0_0
 
-#define CORTEX_A73_IMP_DEF_REG1_DISABLE_LOAD_PASS_STORE	(1 << 3)
+#define CORTEX_A73_IMP_DEF_REG1_DISABLE_LOAD_PASS_STORE	(ULL(1) << 3)
 
 #endif /* CORTEX_A73_H */
diff --git a/include/lib/cpus/aarch64/cortex_a75.h b/include/lib/cpus/aarch64/cortex_a75.h
index 286681a..204bfdd 100644
--- a/include/lib/cpus/aarch64/cortex_a75.h
+++ b/include/lib/cpus/aarch64/cortex_a75.h
@@ -28,7 +28,7 @@
 /* Definitions of register field mask in CORTEX_A75_CPUPWRCTLR_EL1 */
 #define CORTEX_A75_CORE_PWRDN_EN_MASK	U(0x1)
 
-#define CORTEX_A75_ACTLR_AMEN_BIT	(U(1) << 4)
+#define CORTEX_A75_ACTLR_AMEN_BIT	(ULL(1) << 4)
 
 /*
  * The Cortex-A75 core implements five counters, 0-4. Events 0, 1, 2, are
diff --git a/include/lib/cpus/aarch64/cortex_a76.h b/include/lib/cpus/aarch64/cortex_a76.h
index 4dea64b..5779d7b 100644
--- a/include/lib/cpus/aarch64/cortex_a76.h
+++ b/include/lib/cpus/aarch64/cortex_a76.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -7,23 +7,25 @@
 #ifndef CORTEX_A76_H
 #define CORTEX_A76_H
 
+#include <lib/utils_def.h>
+
 /* Cortex-A76 MIDR for revision 0 */
-#define CORTEX_A76_MIDR		0x410fd0b0
+#define CORTEX_A76_MIDR		U(0x410fd0b0)
 
 /*******************************************************************************
  * CPU Extended Control register specific definitions.
  ******************************************************************************/
 #define CORTEX_A76_CPUPWRCTLR_EL1	S3_0_C15_C2_7
-#define CORTEX_A76_CPUECTLR_EL1	S3_0_C15_C1_4
+#define CORTEX_A76_CPUECTLR_EL1		S3_0_C15_C1_4
 
 /*******************************************************************************
  * CPU Auxiliary Control register specific definitions.
  ******************************************************************************/
 #define CORTEX_A76_CPUACTLR2_EL1	S3_0_C15_C1_1
 
-#define CORTEX_A76_CPUACTLR2_EL1_DISABLE_LOAD_PASS_STORE	(1 << 16)
+#define CORTEX_A76_CPUACTLR2_EL1_DISABLE_LOAD_PASS_STORE	(ULL(1) << 16)
 
 /* Definitions of register field mask in CORTEX_A76_CPUPWRCTLR_EL1 */
-#define CORTEX_A76_CORE_PWRDN_EN_MASK	0x1
+#define CORTEX_A76_CORE_PWRDN_EN_MASK	U(0x1)
 
 #endif /* CORTEX_A76_H */
diff --git a/include/lib/cpus/aarch64/cortex_deimos.h b/include/lib/cpus/aarch64/cortex_deimos.h
index 694fb15..9d024b6 100644
--- a/include/lib/cpus/aarch64/cortex_deimos.h
+++ b/include/lib/cpus/aarch64/cortex_deimos.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -7,6 +7,8 @@
 #ifndef CORTEX_DEIMOS_H
 #define CORTEX_DEIMOS_H
 
+#include <lib/utils_def.h>
+
 #define CORTEX_DEIMOS_MIDR					U(0x410FD0D0)
 
 /*******************************************************************************
diff --git a/include/lib/cpus/aarch64/cortex_helios.h b/include/lib/cpus/aarch64/cortex_helios.h
index 571ea9d..0c11a9a 100644
--- a/include/lib/cpus/aarch64/cortex_helios.h
+++ b/include/lib/cpus/aarch64/cortex_helios.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -7,6 +7,8 @@
 #ifndef CORTEX_HELIOS_H
 #define CORTEX_HELIOS_H
 
+#include <lib/utils_def.h>
+
 #define CORTEX_HELIOS_MIDR		U(0x410FD060)
 
 /*******************************************************************************
diff --git a/include/lib/cpus/aarch64/dsu_def.h b/include/lib/cpus/aarch64/dsu_def.h
index aa8b1b1..b7ba28a 100644
--- a/include/lib/cpus/aarch64/dsu_def.h
+++ b/include/lib/cpus/aarch64/dsu_def.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -28,6 +28,6 @@
 /********************************************************************
  * Masks applied for DSU errata workarounds			    *
  ********************************************************************/
-#define DSU_ERRATA_936184_MASK	(ULL(0x3) << 15)
+#define DSU_ERRATA_936184_MASK	(U(0x3) << 15)
 
 #endif /* DSU_DEF_H */