xref: /freebsd/sys/arm/mv/clk/a37x0_tbg_pll.h (revision 02e9120893770924227138ba49df1edb3896112a)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
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  */
28 
29 #ifndef	_TBG_CLK_PLL_H_
30 #define	_TBG_CLK_PLL_H_
31 
32 #include <dev/extres/clk/clk.h>
33 
34 struct a37x0_tbg_pll_reg_def {
35 	uint32_t		offset;
36 	uint32_t		shift;
37 	uint32_t		mask;
38 };
39 
40 struct a37x0_tbg_pll_clk_def {
41         struct clknode_init_def 		clkdef;
42 
43 	struct a37x0_tbg_pll_reg_def		vcodiv;
44 	struct a37x0_tbg_pll_reg_def		refdiv;
45 	struct a37x0_tbg_pll_reg_def		fbdiv;
46 
47 	struct a37x0_tbg_pll_reg_def		tbg_bypass;
48 };
49 
50 int a37x0_tbg_pll_clk_register(struct clkdom *,
51 		    const struct a37x0_tbg_pll_clk_def *);
52 #endif
53