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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26/* $FreeBSD$ */
27
28#ifndef ARM_AT91_AT91_PMCVAR_H
29#define ARM_AT91_AT91_PMCVAR_H
30
31struct at91_pmc_clock
32{
33	char		*name;
34	uint32_t	hz;
35	struct at91_pmc_clock *parent;
36	uint32_t	pmc_mask;
37	void		(*set_mode)(struct at91_pmc_clock *, int);
38	uint32_t	refcnt;
39	unsigned	id:2;
40	unsigned	primary:1;
41	unsigned	pll:1;
42	unsigned	programmable:1;
43
44	/* PLL Params */
45	uint32_t	pll_min_in;
46	uint32_t	pll_max_in;
47	uint32_t	pll_min_out;
48	uint32_t	pll_max_out;
49
50	uint32_t	pll_div_shift;
51	uint32_t	pll_div_mask;
52	uint32_t	pll_mul_shift;
53	uint32_t	pll_mul_mask;
54
55	uint32_t	(*set_outb)(int);
56};
57
58struct at91_pmc_clock *at91_pmc_clock_add(const char *name, uint32_t irq,
59    struct at91_pmc_clock *parent);
60struct at91_pmc_clock *at91_pmc_clock_ref(const char *name);
61void at91_pmc_clock_deref(struct at91_pmc_clock *);
62void at91_pmc_clock_enable(struct at91_pmc_clock *);
63void at91_pmc_clock_disable(struct at91_pmc_clock *);
64
65uint32_t at91_pmc_800mhz_plla_outb(int freq);
66uint32_t at91_pmc_800mhz_pllb_outb(int freq);
67#endif /* ARM_AT91_AT91_PMCVAR_H */
68