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Hans Verkuil761dacd2007-10-30 05:41:25 -03001/*
2 m52790.h - definition for m52790 inputs and outputs
3
4 Copyright (C) 2007 Hans Verkuil (hverkuil@xs4all.nl)
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 (at your option) 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 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19*/
20
21#ifndef _M52790_H_
22#define _M52790_H_
23
24/* Input routing switch 1 */
25
26#define M52790_SW1_IN_MASK 0x0003
27#define M52790_SW1_IN_TUNER 0x0000
28#define M52790_SW1_IN_V2 0x0001
29#define M52790_SW1_IN_V3 0x0002
30#define M52790_SW1_IN_V4 0x0003
31
32/* Selects component input instead of composite */
33#define M52790_SW1_YCMIX 0x0004
34
35
36/* Input routing switch 2 */
37
38#define M52790_SW2_IN_MASK 0x0300
39#define M52790_SW2_IN_TUNER 0x0000
40#define M52790_SW2_IN_V2 0x0100
41#define M52790_SW2_IN_V3 0x0200
42#define M52790_SW2_IN_V4 0x0300
43
44/* Selects component input instead of composite */
45#define M52790_SW2_YCMIX 0x0400
46
47
48/* Output routing switch 1 */
49
50/* Enable 6dB amplifier for composite out */
51#define M52790_SW1_V_AMP 0x0008
52
53/* Enable 6dB amplifier for component out */
54#define M52790_SW1_YC_AMP 0x0010
55
56/* Audio output mode */
57#define M52790_SW1_AUDIO_MASK 0x00c0
58#define M52790_SW1_AUDIO_MUTE 0x0000
59#define M52790_SW1_AUDIO_R 0x0040
60#define M52790_SW1_AUDIO_L 0x0080
61#define M52790_SW1_AUDIO_STEREO 0x00c0
62
63
64/* Output routing switch 2 */
65
66/* Enable 6dB amplifier for composite out */
67#define M52790_SW2_V_AMP 0x0800
68
69/* Enable 6dB amplifier for component out */
70#define M52790_SW2_YC_AMP 0x1000
71
72/* Audio output mode */
73#define M52790_SW2_AUDIO_MASK 0xc000
74#define M52790_SW2_AUDIO_MUTE 0x0000
75#define M52790_SW2_AUDIO_R 0x4000
76#define M52790_SW2_AUDIO_L 0x8000
77#define M52790_SW2_AUDIO_STEREO 0xc000
78
79
80/* Common values */
81#define M52790_IN_TUNER (M52790_SW1_IN_TUNER | M52790_SW2_IN_TUNER)
82#define M52790_IN_V2 (M52790_SW1_IN_V2 | M52790_SW2_IN_V2)
83#define M52790_IN_V3 (M52790_SW1_IN_V3 | M52790_SW2_IN_V3)
84#define M52790_IN_V4 (M52790_SW1_IN_V4 | M52790_SW2_IN_V4)
85
86#define M52790_OUT_STEREO (M52790_SW1_AUDIO_STEREO | \
87 M52790_SW2_AUDIO_STEREO)
88#define M52790_OUT_AMP_STEREO (M52790_SW1_AUDIO_STEREO | \
89 M52790_SW1_V_AMP | \
90 M52790_SW2_AUDIO_STEREO | \
91 M52790_SW2_V_AMP)
92
93#endif