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0b27c81b LP |
1 | /* |
2 | * Aptina Sensor PLL Configuration | |
3 | * | |
4 | * Copyright (C) 2012 Laurent Pinchart <laurent.pinchart@ideasonboard.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * version 2 as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
0b27c81b LP |
14 | */ |
15 | ||
16 | #ifndef __APTINA_PLL_H | |
17 | #define __APTINA_PLL_H | |
18 | ||
19 | struct aptina_pll { | |
20 | unsigned int ext_clock; | |
21 | unsigned int pix_clock; | |
22 | ||
23 | unsigned int n; | |
24 | unsigned int m; | |
25 | unsigned int p1; | |
26 | }; | |
27 | ||
28 | struct aptina_pll_limits { | |
29 | unsigned int ext_clock_min; | |
30 | unsigned int ext_clock_max; | |
31 | unsigned int int_clock_min; | |
32 | unsigned int int_clock_max; | |
33 | unsigned int out_clock_min; | |
34 | unsigned int out_clock_max; | |
35 | unsigned int pix_clock_max; | |
36 | ||
37 | unsigned int n_min; | |
38 | unsigned int n_max; | |
39 | unsigned int m_min; | |
40 | unsigned int m_max; | |
41 | unsigned int p1_min; | |
42 | unsigned int p1_max; | |
43 | }; | |
44 | ||
45 | struct device; | |
46 | ||
47 | int aptina_pll_calculate(struct device *dev, | |
48 | const struct aptina_pll_limits *limits, | |
49 | struct aptina_pll *pll); | |
50 | ||
51 | #endif /* __APTINA_PLL_H */ |