xref: /freebsd/sys/dev/clk/allwinner/aw_clk_nkmp.h (revision e37e8677fe55ddd0685c764e17ac58707787758a)
1 /*-
2  * Copyright (c) 2017 Emmanuel Vadot <manu@freebsd.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
19  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
21  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
22  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #ifndef	__AW_CLK_NKMP_H__
28 #define __AW_CLK_NKMP_H__
29 
30 #include <dev/clk/allwinner/aw_clk.h>
31 
32 struct aw_clk_nkmp_def {
33 	struct clknode_init_def clkdef;
34 
35 	uint32_t		offset;
36 
37 	struct aw_clk_factor	m;
38 	struct aw_clk_factor	k;
39 	struct aw_clk_factor	n;
40 	struct aw_clk_factor	p;
41 
42 	uint32_t		mux_shift;
43 	uint32_t		mux_width;
44 	uint32_t		gate_shift;
45 	uint32_t		lock_shift;
46 	uint32_t		lock_retries;
47 	uint32_t		update_shift;
48 
49 	uint32_t		flags;
50 };
51 
52 int	aw_clk_nkmp_register(struct clkdom *clkdom, struct aw_clk_nkmp_def *clkdef);
53 
54 #endif /* __AW_CLK_NKMP_H__ */
55