drivers/media/usb/gspca/stk1135.h

   1 /*
   2  * STK1135 registers
   3  *
   4  * Copyright (c) 2013 Ondrej Zary
   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 as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  */
  16
  17 #define STK1135_REG_GCTRL       0x000   /* GPIO control */
  18 #define STK1135_REG_ICTRL       0x004   /* Interrupt control */
  19 #define STK1135_REG_IDATA       0x008   /* Interrupt data */
  20 #define STK1135_REG_RMCTL       0x00c   /* Remote wakeup control */
  21 #define STK1135_REG_POSVA       0x010   /* Power-on strapping data */
  22
  23 #define STK1135_REG_SENSO       0x018   /* Sensor select options */
  24 #define STK1135_REG_PLLFD       0x01c   /* PLL frequency divider */
  25
  26 #define STK1135_REG_SCTRL       0x100   /* Sensor control register */
  27 #define STK1135_REG_DCTRL       0x104   /* Decimation control register */
  28 #define STK1135_REG_CISPO       0x110   /* Capture image starting position */
  29 #define STK1135_REG_CIEPO       0x114   /* Capture image ending position */
  30 #define STK1135_REG_TCTRL       0x120   /* Test data control */
  31
  32 #define STK1135_REG_SICTL       0x200   /* Serial interface control register */
  33 #define STK1135_REG_SBUSW       0x204   /* Serial bus write */
  34 #define STK1135_REG_SBUSR       0x208   /* Serial bus read */
  35 #define STK1135_REG_SCSI        0x20c   /* Software control serial interface */
  36 #define STK1135_REG_GSBWP       0x210   /* General serial bus write port */
  37 #define STK1135_REG_GSBRP       0x214   /* General serial bus read port */
  38 #define STK1135_REG_ASIC        0x2fc   /* Alternate serial interface control */
  39
  40 #define STK1135_REG_TMGEN       0x300   /* Timing generator */
  41 #define STK1135_REG_TCP1        0x350   /* Timing control parameter 1 */
  42
  43 struct stk1135_pkt_header {
  44         u8 flags;
  45         u8 seq;
  46         __le16 gpio;
  47 } __packed;
  48
  49 #define STK1135_HDR_FRAME_START (1 << 7)
  50 #define STK1135_HDR_ODD         (1 << 6)
  51 #define STK1135_HDR_I2C_VBLANK  (1 << 5)
  52
  53 #define STK1135_HDR_SEQ_MASK    0x3f