release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/media/common/tuners/mxl5005s.h

   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 "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 defined(CONFIG_MEDIA_TUNER_MXL5005S) || \
 120         (defined(CONFIG_MEDIA_TUNER_MXL5005S_MODULE) && defined(MODULE))
 121 extern struct dvb_frontend *mxl5005s_attach(struct dvb_frontend *fe,
 122                                             struct i2c_adapter *i2c,
 123                                             struct mxl5005s_config *config);
 124 #else
 125 static inline struct dvb_frontend *mxl5005s_attach(struct dvb_frontend *fe,
 126                                             struct i2c_adapter *i2c,
 127                                             struct mxl5005s_config *config)
 128 {
 129         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 130         return NULL;
 131 }
 132 #endif /* CONFIG_DVB_TUNER_MXL5005S */
 133
 134 #endif /* __MXL5005S_H */