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 24struct 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 33struct 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 50struct device; 51 52int aptina_pll_calculate(struct device *dev, 53 const struct aptina_pll_limits *limits, 54 struct aptina_pll *pll); 55 56#endif /* __APTINA_PLL_H */ 57