include/linux/platform_data/mipi-csis.h

   1 /*
   2  * Copyright (C) 2010 - 2012 Samsung Electronics Co., Ltd.
   3  *
   4  * Samsung S5P/Exynos SoC series MIPI CSIS device support
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #ifndef __PLAT_SAMSUNG_MIPI_CSIS_H_
  12 #define __PLAT_SAMSUNG_MIPI_CSIS_H_ __FILE__
  13
  14 /**
  15  * struct s5p_platform_mipi_csis - platform data for S5P MIPI-CSIS driver
  16  * @clk_rate:    bus clock frequency
  17  * @wclk_source: CSI wrapper clock selection: 0 - bus clock, 1 - ext. SCLK_CAM
  18  * @lanes:       number of data lanes used
  19  * @hs_settle:   HS-RX settle time
  20  */
  21 struct s5p_platform_mipi_csis {
  22         unsigned long clk_rate;
  23         u8 wclk_source;
  24         u8 lanes;
  25         u8 hs_settle;
  26 };
  27
  28 /**
  29  * s5p_csis_phy_enable - global MIPI-CSI receiver D-PHY control
  30  * @id:     MIPI-CSIS harware instance index (0...1)
  31  * @on:     true to enable D-PHY and deassert its reset
  32  *          false to disable D-PHY
  33  * @return: 0 on success, or negative error code on failure
  34  */
  35 int s5p_csis_phy_enable(int id, bool on);
  36
  37 #endif /* __PLAT_SAMSUNG_MIPI_CSIS_H_ */