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      1 /*	$NetBSD: fdt_powerdomain.h,v 1.1 2025/09/06 20:11:30 thorpej Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2022 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Nick Hudson
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _DEV_FDT_FDT_POWERDOMAIN_H_
     33 #define	_DEV_FDT_FDT_POWERDOMAIN_H_
     34 
     35 #include <sys/device.h>
     36 
     37 struct fdtbus_powerdomain_controller;
     38 
     39 struct fdtbus_powerdomain_controller_func {
     40 	void	(*pdc_enable)(device_t, const uint32_t *, bool);
     41 };
     42 
     43 int		fdtbus_register_powerdomain_controller(device_t, int,
     44 		    const struct fdtbus_powerdomain_controller_func *);
     45 
     46 int		fdtbus_powerdomain_enable(int);
     47 int		fdtbus_powerdomain_enable_index(int, int);
     48 int		fdtbus_powerdomain_disable(int);
     49 int		fdtbus_powerdomain_disable_index(int, int);
     50 
     51 #endif /* _DEV_FDT_FDT_POWERDOMAIN_H_ */
     52