1 /*
2     MaxLinear MXL5005S VSB/QAM/DVBT tuner driver
3 
4     Copyright (C) 2008 MaxLinear
5     Copyright (C) 2008 Steven Toth <stoth@linuxtv.org>
6 
7     This program is free software; you can redistribute it and/or modify
8     it under the terms of the GNU General Public License as published by
9     the Free Software Foundation; either version 2 of the License, or
10     (at your option) any later version.
11 
12     This program is distributed in the hope that it will be useful,
13     but WITHOUT ANY WARRANTY; without even the implied warranty of
14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15     GNU General Public License for more details.
16 
17     You should have received a copy of the GNU General Public License
18     along with this program; if not, write to the Free Software
19     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 
21 */
22 
23 #ifndef __MXL5005S_H
24 #define __MXL5005S_H
25 
26 #include <linux/i2c.h>
27 #include <media/dvb_frontend.h>
28 
29 struct mxl5005s_config {
30 
31 	/* 7 bit i2c address */
32 	u8 i2c_address;
33 
34 #define IF_FREQ_4570000HZ    4570000
35 #define IF_FREQ_4571429HZ    4571429
36 #define IF_FREQ_5380000HZ    5380000
37 #define IF_FREQ_36000000HZ  36000000
38 #define IF_FREQ_36125000HZ  36125000
39 #define IF_FREQ_36166667HZ  36166667
40 #define IF_FREQ_44000000HZ  44000000
41 	u32 if_freq;
42 
43 #define CRYSTAL_FREQ_4000000HZ    4000000
44 #define CRYSTAL_FREQ_16000000HZ  16000000
45 #define CRYSTAL_FREQ_25000000HZ  25000000
46 #define CRYSTAL_FREQ_28800000HZ  28800000
47 	u32 xtal_freq;
48 
49 #define MXL_DUAL_AGC   0
50 #define MXL_SINGLE_AGC 1
51 	u8 agc_mode;
52 
53 #define MXL_TF_DEFAULT	0
54 #define MXL_TF_OFF	1
55 #define MXL_TF_C	2
56 #define MXL_TF_C_H	3
57 #define MXL_TF_D	4
58 #define MXL_TF_D_L	5
59 #define MXL_TF_E	6
60 #define MXL_TF_F	7
61 #define MXL_TF_E_2	8
62 #define MXL_TF_E_NA	9
63 #define MXL_TF_G	10
64 	u8 tracking_filter;
65 
66 #define MXL_RSSI_DISABLE	0
67 #define MXL_RSSI_ENABLE		1
68 	u8 rssi_enable;
69 
70 #define MXL_CAP_SEL_DISABLE	0
71 #define MXL_CAP_SEL_ENABLE	1
72 	u8 cap_select;
73 
74 #define MXL_DIV_OUT_1	0
75 #define MXL_DIV_OUT_4	1
76 	u8 div_out;
77 
78 #define MXL_CLOCK_OUT_DISABLE	0
79 #define MXL_CLOCK_OUT_ENABLE	1
80 	u8 clock_out;
81 
82 #define MXL5005S_IF_OUTPUT_LOAD_200_OHM 200
83 #define MXL5005S_IF_OUTPUT_LOAD_300_OHM 300
84 	u32 output_load;
85 
86 #define MXL5005S_TOP_5P5   55
87 #define MXL5005S_TOP_7P2   72
88 #define MXL5005S_TOP_9P2   92
89 #define MXL5005S_TOP_11P0 110
90 #define MXL5005S_TOP_12P9 129
91 #define MXL5005S_TOP_14P7 147
92 #define MXL5005S_TOP_16P8 168
93 #define MXL5005S_TOP_19P4 194
94 #define MXL5005S_TOP_21P2 212
95 #define MXL5005S_TOP_23P2 232
96 #define MXL5005S_TOP_25P2 252
97 #define MXL5005S_TOP_27P1 271
98 #define MXL5005S_TOP_29P2 292
99 #define MXL5005S_TOP_31P7 317
100 #define MXL5005S_TOP_34P9 349
101 	u32 top;
102 
103 #define MXL_ANALOG_MODE  0
104 #define MXL_DIGITAL_MODE 1
105 	u8 mod_mode;
106 
107 #define MXL_ZERO_IF 0
108 #define MXL_LOW_IF  1
109 	u8 if_mode;
110 
111 	/* Some boards need to override the built-in logic for determining
112 	   the gain when in QAM mode (the HVR-1600 is one such case) */
113 	u8 qam_gain;
114 
115 	/* Stuff I don't know what to do with */
116 	u8 AgcMasterByte;
117 };
118 
119 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_MXL5005S)
120 extern struct dvb_frontend *mxl5005s_attach(struct dvb_frontend *fe,
121 					    struct i2c_adapter *i2c,
122 					    struct mxl5005s_config *config);
123 #else
mxl5005s_attach(struct dvb_frontend * fe,struct i2c_adapter * i2c,struct mxl5005s_config * config)124 static inline struct dvb_frontend *mxl5005s_attach(struct dvb_frontend *fe,
125 					    struct i2c_adapter *i2c,
126 					    struct mxl5005s_config *config)
127 {
128 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
129 	return NULL;
130 }
131 #endif /* CONFIG_DVB_TUNER_MXL5005S */
132 
133 #endif /* __MXL5005S_H */
134 
135