Annotation of sys/dev/ic/tea5757.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: tea5757.h,v 1.3 2002/01/07 18:32:19 mickey Exp $ */
2: /* $RuOBSD: tea5757.h,v 1.2 2001/10/18 16:51:36 pva Exp $ */
3:
4: /*
5: * Copyright (c) 2001 Vladimir Popov <jumbo@narod.ru>
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: *
16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26: */
27:
28: #ifndef _TEA5757_H_
29: #define _TEA5757_H_
30:
31: #include <sys/types.h>
32:
33: #include <machine/bus.h>
34:
35: #define TEA5757_REGISTER_LENGTH 25
36: #define TEA5757_FREQ 0x0007FFF
37: #define TEA5757_DATA 0x1FF8000
38:
39: #define TEA5757_SEARCH_START (1 << 24) /* 0x1000000 */
40: #define TEA5757_SEARCH_END (0 << 24) /* 0x0000000 */
41:
42: #define TEA5757_SEARCH_UP (1 << 23) /* 0x0800000 */
43: #define TEA5757_SEARCH_DOWN (0 << 23) /* 0x0000000 */
44: #define TEA5757_ACQUISITION_DELAY 100000
45: #define TEA5757_WAIT_DELAY 1000
46: #define TEA5757_SEARCH_DELAY 14 /* 14 microseconds */
47:
48: #define TEA5757_STEREO (0 << 22) /* 0x0000000 */
49: #define TEA5757_MONO (1 << 22) /* 0x0400000 */
50:
51: #define TEA5757_BAND_FM (0 << 20)
52: #define TEA5757_BAND_MW (1 << 20)
53: #define TEA5757_BAND_LW (2 << 20)
54: #define TEA5757_BAND_SW (3 << 20)
55:
56: #define TEA5757_USER_PORT (0 << 18)
57: #define TEA5757_DUMMY (0 << 15)
58:
59: #define TEA5757_S005 (0 << 16) /* 0x0000000 * > 5 mkV */
60: #define TEA5757_S010 (2 << 16) /* 0x0020000 * > 10 mkV */
61: #define TEA5757_S030 (1 << 16) /* 0x0010000 * > 30 mkV */
62: #define TEA5757_S150 (3 << 16) /* 0x0030000 * > 150 mkV */
63:
64: #define TEA5757_TEA5759 (1 << 0)
65:
66: struct tea5757_t {
67: bus_space_tag_t iot;
68: bus_space_handle_t ioh;
69: bus_size_t offset;
70: int flags;
71:
72: void (*init)(bus_space_tag_t, bus_space_handle_t, bus_size_t,
73: u_int32_t); /* init value */
74: void (*rset)(bus_space_tag_t, bus_space_handle_t, bus_size_t,
75: u_int32_t); /* reset value */
76: void (*write_bit)(bus_space_tag_t, bus_space_handle_t, bus_size_t,
77: int); /* the bit */
78: u_int32_t (*read)(bus_space_tag_t, bus_space_handle_t, bus_size_t);
79: };
80:
81: u_int32_t tea5757_encode_freq(u_int32_t, int);
82: u_int32_t tea5757_decode_freq(u_int32_t, int);
83: u_int32_t tea5757_encode_lock(u_int8_t);
84: u_int8_t tea5757_decode_lock(u_int32_t);
85:
86: u_int32_t tea5757_set_freq(struct tea5757_t *, u_int32_t, u_int32_t, u_int32_t);
87: void tea5757_search(struct tea5757_t *, u_int32_t, u_int32_t, int);
88:
89: void tea5757_hardware_write(struct tea5757_t *, u_int32_t);
90:
91: #endif /* _TEA5757_H_ */
CVSweb