LXR linux/drivers/media/i2c/aptina-pll.h

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * Aptina Sensor PLL Configuration
   4 *
   5 * Copyright (C) 2012 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
   6 */
   7
   8#ifndef __APTINA_PLL_H
   9#define __APTINA_PLL_H
  10
  11struct aptina_pll {
  12        unsigned int ext_clock;
  13        unsigned int pix_clock;
  14
  15        unsigned int n;
  16        unsigned int m;
  17        unsigned int p1;
  18};
  19
  20struct aptina_pll_limits {
  21        unsigned int ext_clock_min;
  22        unsigned int ext_clock_max;
  23        unsigned int int_clock_min;
  24        unsigned int int_clock_max;
  25        unsigned int out_clock_min;
  26        unsigned int out_clock_max;
  27        unsigned int pix_clock_max;
  28
  29        unsigned int n_min;
  30        unsigned int n_max;
  31        unsigned int m_min;
  32        unsigned int m_max;
  33        unsigned int p1_min;
  34        unsigned int p1_max;
  35};
  36
  37struct device;
  38
  39int aptina_pll_calculate(struct device *dev,
  40                         const struct aptina_pll_limits *limits,
  41                         struct aptina_pll *pll);
  42
  43#endif /* __APTINA_PLL_H */
  44