| Laurent Pinchart | 0b27c81 | 2012-02-25 13:24:50 -0300 | [diff] [blame] | 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. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| 18 | * 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | #ifndef __APTINA_PLL_H |
| 22 | #define __APTINA_PLL_H |
| 23 | |
| 24 | struct aptina_pll { |
| 25 | unsigned int ext_clock; |
| 26 | unsigned int pix_clock; |
| 27 | |
| 28 | unsigned int n; |
| 29 | unsigned int m; |
| 30 | unsigned int p1; |
| 31 | }; |
| 32 | |
| 33 | struct aptina_pll_limits { |
| 34 | unsigned int ext_clock_min; |
| 35 | unsigned int ext_clock_max; |
| 36 | unsigned int int_clock_min; |
| 37 | unsigned int int_clock_max; |
| 38 | unsigned int out_clock_min; |
| 39 | unsigned int out_clock_max; |
| 40 | unsigned int pix_clock_max; |
| 41 | |
| 42 | unsigned int n_min; |
| 43 | unsigned int n_max; |
| 44 | unsigned int m_min; |
| 45 | unsigned int m_max; |
| 46 | unsigned int p1_min; |
| 47 | unsigned int p1_max; |
| 48 | }; |
| 49 | |
| 50 | struct device; |
| 51 | |
| 52 | int aptina_pll_calculate(struct device *dev, |
| 53 | const struct aptina_pll_limits *limits, |
| 54 | struct aptina_pll *pll); |
| 55 | |
| 56 | #endif /* __APTINA_PLL_H */ |