sys/dev/ic/tea5757.h

   1 /* $NetBSD: tea5757.h,v 1.2 2002/09/03 18:53:40 augustss Exp $ */
   2 /*      $OpenBSD: tea5757.h,v 1.3 2002/01/07 18:32:19 mickey Exp $      */
   3 /* $RuOBSD: tea5757.h,v 1.2 2001/10/18 16:51:36 pva Exp $ */
   4
   5 /*
   6  * Copyright (c) 2001 Vladimir Popov <jumbo@narod.ru>
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  22  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  23  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  25  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  26  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #ifndef _TEA5757_H_
  30 #define _TEA5757_H_
  31
  32 #include <sys/types.h>
  33
  34 #include <sys/bus.h>
  35
  36 #define TEA5757_REGISTER_LENGTH         25
  37 #define TEA5757_FREQ                    0x0007FFF
  38 #define TEA5757_DATA                    0x1FF8000
  39
  40 #define TEA5757_SEARCH_START            (1 << 24) /* 0x1000000 */
  41 #define TEA5757_SEARCH_END              (0 << 24) /* 0x0000000 */
  42
  43 #define TEA5757_SEARCH_UP               (1 << 23) /* 0x0800000 */
  44 #define TEA5757_SEARCH_DOWN             (0 << 23) /* 0x0000000 */
  45 #define TEA5757_ACQUISITION_DELAY       100000
  46 #define TEA5757_WAIT_DELAY              1000
  47 #define TEA5757_SEARCH_DELAY            14        /* 14 microseconds */
  48
  49 #define TEA5757_STEREO                  (0 << 22) /* 0x0000000 */
  50 #define TEA5757_MONO                    (1 << 22) /* 0x0400000 */
  51
  52 #define TEA5757_BAND_FM                 (0 << 20)
  53 #define TEA5757_BAND_MW                 (1 << 20)
  54 #define TEA5757_BAND_LW                 (2 << 20)
  55 #define TEA5757_BAND_SW                 (3 << 20)
  56
  57 #define TEA5757_USER_PORT               (0 << 18)
  58 #define TEA5757_DUMMY                   (0 << 15)
  59
  60 #define TEA5757_S005                    (0 << 16) /* 0x0000000 * > 5 mkV */
  61 #define TEA5757_S010                    (2 << 16) /* 0x0020000 * > 10 mkV */
  62 #define TEA5757_S030                    (1 << 16) /* 0x0010000 * > 30 mkV */
  63 #define TEA5757_S150                    (3 << 16) /* 0x0030000 * > 150 mkV */
  64
  65 #define TEA5757_TEA5759                 (1 << 0)
  66
  67 struct tea5757_t {
  68         bus_space_tag_t iot;
  69         bus_space_handle_t      ioh;
  70         bus_size_t      offset;
  71         int     flags;
  72
  73         void    (*init)(bus_space_tag_t, bus_space_handle_t, bus_size_t,
  74                         u_int32_t); /* init value */
  75         void    (*rset)(bus_space_tag_t, bus_space_handle_t, bus_size_t,
  76                         u_int32_t); /* reset value */
  77         void    (*write_bit)(bus_space_tag_t, bus_space_handle_t, bus_size_t,
  78                         int); /* the bit */
  79         u_int32_t       (*read)(bus_space_tag_t, bus_space_handle_t, bus_size_t);
  80 };
  81
  82 u_int32_t       tea5757_encode_freq(u_int32_t, int);
  83 u_int32_t       tea5757_decode_freq(u_int32_t, int);
  84 u_int32_t       tea5757_encode_lock(u_int8_t);
  85 u_int8_t        tea5757_decode_lock(u_int32_t);
  86
  87 u_int32_t       tea5757_set_freq(struct tea5757_t *, u_int32_t, u_int32_t, u_int32_t);
  88 void    tea5757_search(struct tea5757_t *, u_int32_t, u_int32_t, int);
  89
  90 void    tea5757_hardware_write(struct tea5757_t *, u_int32_t);
  91
  92 #endif /* _TEA5757_H_ */