1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3     m52790.h - definition for m52790 inputs and outputs
4 
5     Copyright (C) 2007 Hans Verkuil (hverkuil@xs4all.nl)
6 
7 */
8 
9 #ifndef _M52790_H_
10 #define _M52790_H_
11 
12 /* Input routing switch 1 */
13 
14 #define M52790_SW1_IN_MASK	0x0003
15 #define M52790_SW1_IN_TUNER	0x0000
16 #define M52790_SW1_IN_V2	0x0001
17 #define M52790_SW1_IN_V3	0x0002
18 #define M52790_SW1_IN_V4	0x0003
19 
20 /* Selects component input instead of composite */
21 #define M52790_SW1_YCMIX	0x0004
22 
23 
24 /* Input routing switch 2 */
25 
26 #define M52790_SW2_IN_MASK	0x0300
27 #define M52790_SW2_IN_TUNER	0x0000
28 #define M52790_SW2_IN_V2	0x0100
29 #define M52790_SW2_IN_V3	0x0200
30 #define M52790_SW2_IN_V4	0x0300
31 
32 /* Selects component input instead of composite */
33 #define M52790_SW2_YCMIX	0x0400
34 
35 
36 /* Output routing switch 1 */
37 
38 /* Enable 6dB amplifier for composite out */
39 #define M52790_SW1_V_AMP	0x0008
40 
41 /* Enable 6dB amplifier for component out */
42 #define M52790_SW1_YC_AMP	0x0010
43 
44 /* Audio output mode */
45 #define M52790_SW1_AUDIO_MASK	0x00c0
46 #define M52790_SW1_AUDIO_MUTE	0x0000
47 #define M52790_SW1_AUDIO_R	0x0040
48 #define M52790_SW1_AUDIO_L	0x0080
49 #define M52790_SW1_AUDIO_STEREO 0x00c0
50 
51 
52 /* Output routing switch 2 */
53 
54 /* Enable 6dB amplifier for composite out */
55 #define M52790_SW2_V_AMP	0x0800
56 
57 /* Enable 6dB amplifier for component out */
58 #define M52790_SW2_YC_AMP	0x1000
59 
60 /* Audio output mode */
61 #define M52790_SW2_AUDIO_MASK	0xc000
62 #define M52790_SW2_AUDIO_MUTE	0x0000
63 #define M52790_SW2_AUDIO_R	0x4000
64 #define M52790_SW2_AUDIO_L	0x8000
65 #define M52790_SW2_AUDIO_STEREO 0xc000
66 
67 
68 /* Common values */
69 #define M52790_IN_TUNER (M52790_SW1_IN_TUNER | M52790_SW2_IN_TUNER)
70 #define M52790_IN_V2    (M52790_SW1_IN_V2 | M52790_SW2_IN_V2)
71 #define M52790_IN_V3    (M52790_SW1_IN_V3 | M52790_SW2_IN_V3)
72 #define M52790_IN_V4    (M52790_SW1_IN_V4 | M52790_SW2_IN_V4)
73 
74 #define M52790_OUT_STEREO	(M52790_SW1_AUDIO_STEREO | \
75 				 M52790_SW2_AUDIO_STEREO)
76 #define M52790_OUT_AMP_STEREO	(M52790_SW1_AUDIO_STEREO | \
77 				 M52790_SW1_V_AMP | \
78 				 M52790_SW2_AUDIO_STEREO | \
79 				 M52790_SW2_V_AMP)
80 
81 #endif
82