at91_pmcvar.h revision 157088 
1/*-
2 * Copyright (c) 2005 M. Warner Losh.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25/* $FreeBSD: head/sys/arm/at91/at91_pmcvar.h 157088 2006-03-24 07:37:56Z imp $ */
26
27#ifndef ARM_AT91_AT91_PMCVAR_H
28#define ARM_AT91_AT91_PMCVAR_H
29
30struct at91_pmc_clock
31{
32	const char	*name;
33	uint32_t	hz;
34	struct at91_pmc_clock *parent;
35	uint32_t	pmc_mask;
36	void		(*set_mode)(struct at91_pmc_clock *, int);
37	uint32_t	refcnt;
38	unsigned	id:2;
39	unsigned	primary:1;
40	unsigned	pll:1;
41	unsigned	programmable:1;
42};
43
44struct at91_pmc_clock *at91_pmc_clock_ref(const char *name);
45void at91_pmc_clock_deref(struct at91_pmc_clock *);
46void at91_pmc_clock_enable(struct at91_pmc_clock *);
47void at91_pmc_clock_disable(struct at91_pmc_clock *);
48
49#endif /* ARM_AT91_AT91_PMCVAR_H */
50