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diff --git a/include/pm.h b/include/pm.h
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+/*
+ * Copyright (c) 2013, ARM Limited. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __PM_H__
+#define __PM_H__
+
+#ifndef __ASSEMBLY__
+
+/*******************************************************************************
+ * Structure populated by platform specific code to export routines which
+ * perform common low level pm functions
+ ******************************************************************************/
+typedef struct {
+	int (*cpu_on)(unsigned long);
+	int (*cpu_off)(unsigned long);
+	int (*cpu_suspend)(unsigned long);
+	int (*affinity_info)(unsigned long, unsigned int);
+} pm_frontend_ops;
+
+/*******************************************************************************
+ * Structure populated by a generic power management api implementation e.g.
+ * psci to perform api specific bits after a cpu has been turned on.
+ ******************************************************************************/
+typedef struct {
+	unsigned long (*cpu_off_finisher)(unsigned long);
+	unsigned long (*cpu_suspend_finisher)(unsigned long);
+} pm_backend_ops;
+
+/*******************************************************************************
+ * Function & variable prototypes
+ ******************************************************************************/
+extern pm_frontend_ops *get_pm_frontend_ops(void);
+extern pm_backend_ops *get_pm_backend_ops(void);
+extern void set_pm_frontend_ops(pm_frontend_ops *);
+extern void set_pm_backend_ops(pm_backend_ops *);
+
+#endif /*__ASSEMBLY__*/
+
+#endif /* __PM_H__ */