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: releng/6.3/sys/arm/at91/at91_pmcvar.h 159907 2006-06-23 23:35:36Z cognet $ */
26
27 #ifndef ARM_AT91_AT91_PMCVAR_H
28 #define ARM_AT91_AT91_PMCVAR_H
29
30 struct 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
44 struct at91_pmc_clock *at91_pmc_clock_ref(const char *name);
45 void at91_pmc_clock_deref(struct at91_pmc_clock *);
46 void at91_pmc_clock_enable(struct at91_pmc_clock *);
47 void at91_pmc_clock_disable(struct at91_pmc_clock *);
48
49 #endif /* ARM_AT91_AT91_PMCVAR_H */
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