diff --git a/drivers/nxp/pmu/pmu.h b/drivers/nxp/pmu/pmu.h
new file mode 100644
index 0000000..28199e8
--- /dev/null
+++ b/drivers/nxp/pmu/pmu.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef PMU_H
+#define PMU_H
+
+/* PMU Registers' OFFSET */
+#define PMU_PCPW20SR_OFFSET		0x830
+#define PMU_CLL2FLUSHSETR_OFFSET	0x1110
+#define PMU_CLSL2FLUSHCLRR_OFFSET	0x1114
+#define PMU_CLL2FLUSHSR_OFFSET		0x1118
+#define PMU_POWMGTCSR_VAL		(1 << 20)
+
+/* PMU Registers */
+#define CORE_TIMEBASE_ENBL_OFFSET	0x8A0
+#define CLUST_TIMER_BASE_ENBL_OFFSET	0x18A0
+
+#define PMU_IDLE_CLUSTER_MASK		0x2
+#define PMU_FLUSH_CLUSTER_MASK		0x2
+#define PMU_IDLE_CORE_MASK		0xfe
+
+/* pmu register offsets and bitmaps */
+#define PMU_POWMGTDCR0_OFFSET		0xC20
+#define PMU_POWMGTCSR_OFFSET		0x4000
+#define PMU_CLAINACTSETR_OFFSET		0x1100
+#define PMU_CLAINACTCLRR_OFFSET		0x1104
+#define PMU_CLSINACTSETR_OFFSET		0x1108
+#define PMU_CLSINACTCLRR_OFFSET		0x110C
+#define PMU_CLL2FLUSHSETR_OFFSET	0x1110
+#define PMU_CLL2FLUSHCLRR_OFFSET	0x1114
+#define PMU_IPPDEXPCR0_OFFSET		0x4040
+#define PMU_IPPDEXPCR1_OFFSET		0x4044
+#define PMU_IPPDEXPCR2_OFFSET		0x4048
+#define PMU_IPPDEXPCR3_OFFSET		0x404C
+#define PMU_IPPDEXPCR4_OFFSET		0x4050
+#define PMU_IPPDEXPCR5_OFFSET		0x4054
+#define PMU_IPPDEXPCR6_OFFSET		0x4058
+#define PMU_IPSTPCR0_OFFSET		0x4120
+#define PMU_IPSTPCR1_OFFSET		0x4124
+#define PMU_IPSTPCR2_OFFSET		0x4128
+#define PMU_IPSTPCR3_OFFSET		0x412C
+#define PMU_IPSTPCR4_OFFSET		0x4130
+#define PMU_IPSTPCR5_OFFSET		0x4134
+#define PMU_IPSTPCR6_OFFSET		0x4138
+#define PMU_IPSTPACKSR0_OFFSET		0x4140
+#define PMU_IPSTPACKSR1_OFFSET		0x4144
+#define PMU_IPSTPACKSR2_OFFSET		0x4148
+#define PMU_IPSTPACKSR3_OFFSET		0x414C
+#define PMU_IPSTPACKSR4_OFFSET		0x4150
+#define PMU_IPSTPACKSR5_OFFSET		0x4154
+#define PMU_IPSTPACKSR6_OFFSET		0x4158
+
+#define CLAINACT_DISABLE_ACP		0xFF
+#define CLSINACT_DISABLE_SKY		0xFF
+#define POWMGTDCR_STP_OV_EN		0x1
+#define POWMGTCSR_LPM20_REQ		0x00100000
+
+/* Used by PMU */
+#define DEVDISR1_MASK			0x024F3504
+#define DEVDISR2_MASK			0x0003FFFF
+#define DEVDISR3_MASK			0x0000303F
+#define DEVDISR4_MASK			0x0000FFFF
+#define DEVDISR5_MASK			0x00F07603
+#define DEVDISR6_MASK			0x00000001
+
+#ifndef __ASSEMBLER__
+void enable_timer_base_to_cluster(uintptr_t nxp_pmu_addr);
+void enable_core_tb(uintptr_t nxp_pmu_addr);
+#endif /* __ASSEMBLER__ */
+
+#endif