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1 /*
2     saa7115.h - definition for saa7111/3/4/5 inputs and frequency flags
3 
4     Copyright (C) 2006 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 _SAA7115_H_
22 #define _SAA7115_H_
23 
24 /* s_routing inputs, outputs, and config */
25 
26 /* SAA7111/3/4/5 HW inputs */
27 #define SAA7115_COMPOSITE0 0
28 #define SAA7115_COMPOSITE1 1
29 #define SAA7115_COMPOSITE2 2
30 #define SAA7115_COMPOSITE3 3
31 #define SAA7115_COMPOSITE4 4 /* not available for the saa7111/3 */
32 #define SAA7115_COMPOSITE5 5 /* not available for the saa7111/3 */
33 #define SAA7115_SVIDEO0    6
34 #define SAA7115_SVIDEO1    7
35 #define SAA7115_SVIDEO2    8
36 #define SAA7115_SVIDEO3    9
37 
38 /* outputs */
39 #define SAA7115_IPORT_ON    	1
40 #define SAA7115_IPORT_OFF   	0
41 
42 /* SAA7111 specific outputs. */
43 #define SAA7111_VBI_BYPASS 	2
44 #define SAA7111_FMT_YUV422      0x00
45 #define SAA7111_FMT_RGB 	0x40
46 #define SAA7111_FMT_CCIR 	0x80
47 #define SAA7111_FMT_YUV411 	0xc0
48 
49 /* config flags */
50 /*
51  * Register 0x85 should set bit 0 to 0 (it's 1 by default). This bit
52  * controls the IDQ signal polarity which is set to 'inverted' if the bit
53  * it 1 and to 'default' if it is 0.
54  */
55 #define SAA7115_IDQ_IS_DEFAULT  (1 << 0)
56 
57 /* s_crystal_freq values and flags */
58 
59 /* SAA7115 v4l2_crystal_freq frequency values */
60 #define SAA7115_FREQ_32_11_MHZ  32110000   /* 32.11 MHz crystal, SAA7114/5 only */
61 #define SAA7115_FREQ_24_576_MHZ 24576000   /* 24.576 MHz crystal */
62 
63 /* SAA7115 v4l2_crystal_freq audio clock control flags */
64 #define SAA7115_FREQ_FL_UCGC         (1 << 0) /* SA 3A[7], UCGC, SAA7115 only */
65 #define SAA7115_FREQ_FL_CGCDIV       (1 << 1) /* SA 3A[6], CGCDIV, SAA7115 only */
66 #define SAA7115_FREQ_FL_APLL         (1 << 2) /* SA 3A[3], APLL, SAA7114/5 only */
67 #define SAA7115_FREQ_FL_DOUBLE_ASCLK (1 << 3) /* SA 39, LRDIV, SAA7114/5 only */
68 
69 /* ===== SAA7113 Config enums ===== */
70 
71 /* Register 0x08 "Horizontal time constant" [Bit 3..4]:
72  * Should be set to "Fast Locking Mode" according to the datasheet,
73  * and that is the default setting in the gm7113c_init table.
74  * saa7113_init sets this value to "VTR Mode". */
75 enum saa7113_r08_htc {
76 	SAA7113_HTC_TV_MODE = 0x00,
77 	SAA7113_HTC_VTR_MODE,			/* Default for saa7113_init */
78 	SAA7113_HTC_FAST_LOCKING_MODE = 0x03	/* Default for gm7113c_init */
79 };
80 
81 /* Register 0x10 "Output format selection" [Bit 6..7]:
82  * Defaults to ITU_656 as specified in datasheet. */
83 enum saa7113_r10_ofts {
84 	SAA7113_OFTS_ITU_656 = 0x0,	/* Default */
85 	SAA7113_OFTS_VFLAG_BY_VREF,
86 	SAA7113_OFTS_VFLAG_BY_DATA_TYPE
87 };
88 
89 /*
90  * Register 0x12 "Output control" [Bit 0..3 Or Bit 4..7]:
91  * This is used to select what data is output on the RTS0 and RTS1 pins.
92  * RTS1 [Bit 4..7] Defaults to DOT_IN. (This value can not be set for RTS0)
93  * RTS0 [Bit 0..3] Defaults to VIPB in gm7113c_init as specified
94  * in the datasheet, but is set to HREF_HS in the saa7113_init table.
95  */
96 enum saa7113_r12_rts {
97 	SAA7113_RTS_DOT_IN = 0,		/* OBS: Only for RTS1 (Default RTS1) */
98 	SAA7113_RTS_VIPB,		/* Default RTS0 For gm7113c_init */
99 	SAA7113_RTS_GPSW,
100 	SAA7115_RTS_HL,
101 	SAA7113_RTS_VL,
102 	SAA7113_RTS_DL,
103 	SAA7113_RTS_PLIN,
104 	SAA7113_RTS_HREF_HS,		/* Default RTS0 For saa7113_init */
105 	SAA7113_RTS_HS,
106 	SAA7113_RTS_HQ,
107 	SAA7113_RTS_ODD,
108 	SAA7113_RTS_VS,
109 	SAA7113_RTS_V123,
110 	SAA7113_RTS_VGATE,
111 	SAA7113_RTS_VREF,
112 	SAA7113_RTS_FID
113 };
114 
115 /**
116  * struct saa7115_platform_data - Allow overriding default initialization
117  *
118  * @saa7113_force_gm7113c_init:	Force the use of the gm7113c_init table
119  *				instead of saa7113_init table
120  *				(saa7113 only)
121  * @saa7113_r08_htc:		[R_08 - Bit 3..4]
122  * @saa7113_r10_vrln:		[R_10 - Bit 3]
123  *				default: Disabled for gm7113c_init
124  *					 Enabled for saa7113c_init
125  * @saa7113_r10_ofts:		[R_10 - Bit 6..7]
126  * @saa7113_r12_rts0:		[R_12 - Bit 0..3]
127  * @saa7113_r12_rts1:		[R_12 - Bit 4..7]
128  * @saa7113_r13_adlsb:		[R_13 - Bit 7] - default: disabled
129  */
130 struct saa7115_platform_data {
131 	bool saa7113_force_gm7113c_init;
132 	enum saa7113_r08_htc *saa7113_r08_htc;
133 	bool *saa7113_r10_vrln;
134 	enum saa7113_r10_ofts *saa7113_r10_ofts;
135 	enum saa7113_r12_rts *saa7113_r12_rts0;
136 	enum saa7113_r12_rts *saa7113_r12_rts1;
137 	bool *saa7113_r13_adlsb;
138 };
139 
140 #endif
141 
142