xref: /freebsd/sys/dev/clk/allwinner/aw_clk_nm.h (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c)
1 /*-
2  * Copyright (c) 2017 Emmanuel Vadot <manu@freebsd.org>
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,
18  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
20  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
21  * 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 #ifndef	__AW_CLK_NM_H__
27 #define __AW_CLK_NM_H__
28 
29 #include <dev/clk/clk.h>
30 
31 struct aw_clk_nm_def {
32 	struct clknode_init_def clkdef;
33 	uint32_t		offset;
34 
35 	struct aw_clk_factor	m;
36 	struct aw_clk_factor	n;
37 	struct aw_clk_factor	prediv;
38 
39 	uint32_t		mux_shift;
40 	uint32_t		mux_width;
41 	uint32_t		gate_shift;
42 	uint32_t		lock_shift;
43 	uint32_t		lock_retries;
44 
45 	uint32_t		flags;
46 };
47 
48 int	aw_clk_nm_register(struct clkdom *clkdom, struct aw_clk_nm_def *clkdef);
49 
50 #endif /* __AW_CLK_NM_H__ */
51