usb/gspca/stk1135.h

0001 /* SPDX-License-Identifier: GPL-2.0-or-later */
0002 /*
0003  * STK1135 registers
0004  *
0005  * Copyright (c) 2013 Ondrej Zary
0006  */
0007
0008 #define STK1135_REG_GCTRL   0x000   /* GPIO control */
0009 #define STK1135_REG_ICTRL   0x004   /* Interrupt control */
0010 #define STK1135_REG_IDATA   0x008   /* Interrupt data */
0011 #define STK1135_REG_RMCTL   0x00c   /* Remote wakeup control */
0012 #define STK1135_REG_POSVA   0x010   /* Power-on strapping data */
0013
0014 #define STK1135_REG_SENSO   0x018   /* Sensor select options */
0015 #define STK1135_REG_PLLFD   0x01c   /* PLL frequency divider */
0016
0017 #define STK1135_REG_SCTRL   0x100   /* Sensor control register */
0018 #define STK1135_REG_DCTRL   0x104   /* Decimation control register */
0019 #define STK1135_REG_CISPO   0x110   /* Capture image starting position */
0020 #define STK1135_REG_CIEPO   0x114   /* Capture image ending position */
0021 #define STK1135_REG_TCTRL   0x120   /* Test data control */
0022
0023 #define STK1135_REG_SICTL   0x200   /* Serial interface control register */
0024 #define STK1135_REG_SBUSW   0x204   /* Serial bus write */
0025 #define STK1135_REG_SBUSR   0x208   /* Serial bus read */
0026 #define STK1135_REG_SCSI    0x20c   /* Software control serial interface */
0027 #define STK1135_REG_GSBWP   0x210   /* General serial bus write port */
0028 #define STK1135_REG_GSBRP   0x214   /* General serial bus read port */
0029 #define STK1135_REG_ASIC    0x2fc   /* Alternate serial interface control */
0030
0031 #define STK1135_REG_TMGEN   0x300   /* Timing generator */
0032 #define STK1135_REG_TCP1    0x350   /* Timing control parameter 1 */
0033
0034 struct stk1135_pkt_header {
0035     u8 flags;
0036     u8 seq;
0037     __le16 gpio;
0038 } __packed;
0039
0040 #define STK1135_HDR_FRAME_START (1 << 7)
0041 #define STK1135_HDR_ODD     (1 << 6)
0042 #define STK1135_HDR_I2C_VBLANK  (1 << 5)
0043
0044 #define STK1135_HDR_SEQ_MASK    0x3f