xref: /freebsd/sys/dev/clk/allwinner/aw_clk_nmm.h (revision 6580f5c38dd5b01aeeaed16b370f1a12423437f0)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2019 Emmanuel Vadot <manu@freebsd.org>
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
22  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #ifndef	__AW_CLK_NMM_H__
29 #define __AW_CLK_NMM_H__
30 
31 #include <dev/clk/clk.h>
32 
33 struct aw_clk_nmm_def {
34 	struct clknode_init_def clkdef;
35 	uint32_t		offset;
36 
37 	struct aw_clk_factor	n;
38 	struct aw_clk_factor	m0;
39 	struct aw_clk_factor	m1;
40 
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_nmm_register(struct clkdom *clkdom, struct aw_clk_nmm_def *clkdef);
49 
50 #endif /* __AW_CLK_NMM_H__ */
51