xref: /freebsd/sys/arm/mv/clk/a37x0_tbg_pll.h (revision 3c4ba5f55438f7afd4f4b0b56f88f2bb505fd6a6)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2021 Semihalf.
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 AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, 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  * $FreeBSD$
28  *
29  */
30 
31 #ifndef	_TBG_CLK_PLL_H_
32 #define	_TBG_CLK_PLL_H_
33 
34 #include <dev/extres/clk/clk.h>
35 
36 struct a37x0_tbg_pll_reg_def {
37 	uint32_t		offset;
38 	uint32_t		shift;
39 	uint32_t		mask;
40 };
41 
42 struct a37x0_tbg_pll_clk_def {
43         struct clknode_init_def 		clkdef;
44 
45 	struct a37x0_tbg_pll_reg_def		vcodiv;
46 	struct a37x0_tbg_pll_reg_def		refdiv;
47 	struct a37x0_tbg_pll_reg_def		fbdiv;
48 
49 	struct a37x0_tbg_pll_reg_def		tbg_bypass;
50 };
51 
52 int a37x0_tbg_pll_clk_register(struct clkdom *,
53 		    const struct a37x0_tbg_pll_clk_def *);
54 #endif
55