1/*	$OpenBSD: ofw_power.h,v 1.2 2021/11/26 11:44:01 kettenis Exp $	*/
2/*
3 * Copyright (c) 2016 Mark Kettenis
4 * Copyright (c) 2018 Patrick Wildt <patrick@blueri.se>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19#ifndef _DEV_OFW_POWER_H_
20#define _DEV_OFW_POWER_H_
21
22struct power_domain_device {
23	int	pd_node;
24	void	*pd_cookie;
25	void	(*pd_enable)(void *, uint32_t *, int);
26
27	LIST_ENTRY(power_domain_device) pd_list;
28	uint32_t pd_phandle;
29	uint32_t pd_cells;
30};
31
32void	power_domain_register(struct power_domain_device *);
33void	power_domain_enable(int);
34void	power_domain_enable_idx(int, int);
35void	power_domain_disable(int);
36void	power_domain_disable_idx(int, int);
37
38static inline void
39power_domain_enable_all(int node)
40{
41	power_domain_enable_idx(node, -1);
42}
43
44static inline void
45power_domain_disable_all(int node)
46{
47	power_domain_disable_idx(node, -1);
48}
49
50#endif /* _DEV_OFW_POWER_H_ */
51