drivers/media/tuners/mc44s803_priv.h

   1 /*
   2  *  Driver for Freescale MC44S803 Low Power CMOS Broadband Tuner
   3  *
   4  *  Copyright (c) 2009 Jochen Friedrich <jochen@scram.de>
   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  *
  15  *  GNU General Public License for more details.
  16  */
  17
  18 #ifndef MC44S803_PRIV_H
  19 #define MC44S803_PRIV_H
  20
  21 /* This driver is based on the information available in the datasheet
  22    http://www.freescale.com/files/rf_if/doc/data_sheet/MC44S803.pdf
  23
  24    SPI or I2C Address : 0xc0-0xc6
  25
  26    Reg.No | Function
  27    -------------------------------------------
  28        00 | Power Down
  29        01 | Reference Oszillator
  30        02 | Reference Dividers
  31        03 | Mixer and Reference Buffer
  32        04 | Reset/Serial Out
  33        05 | LO 1
  34        06 | LO 2
  35        07 | Circuit Adjust
  36        08 | Test
  37        09 | Digital Tune
  38        0A | LNA AGC
  39        0B | Data Register Address
  40        0C | Regulator Test
  41        0D | VCO Test
  42        0E | LNA Gain/Input Power
  43        0F | ID Bits
  44
  45 */
  46
  47 #define MC44S803_OSC 26000000   /* 26 MHz */
  48 #define MC44S803_IF1 1086000000 /* 1086 MHz */
  49 #define MC44S803_IF2 36125000   /* 36.125 MHz */
  50
  51 #define MC44S803_REG_POWER      0
  52 #define MC44S803_REG_REFOSC     1
  53 #define MC44S803_REG_REFDIV     2
  54 #define MC44S803_REG_MIXER      3
  55 #define MC44S803_REG_RESET      4
  56 #define MC44S803_REG_LO1        5
  57 #define MC44S803_REG_LO2        6
  58 #define MC44S803_REG_CIRCADJ    7
  59 #define MC44S803_REG_TEST       8
  60 #define MC44S803_REG_DIGTUNE    9
  61 #define MC44S803_REG_LNAAGC     0x0A
  62 #define MC44S803_REG_DATAREG    0x0B
  63 #define MC44S803_REG_REGTEST    0x0C
  64 #define MC44S803_REG_VCOTEST    0x0D
  65 #define MC44S803_REG_LNAGAIN    0x0E
  66 #define MC44S803_REG_ID         0x0F
  67
  68 /* Register definitions */
  69 #define MC44S803_ADDR           0x0F
  70 #define MC44S803_ADDR_S         0
  71 /* REG_POWER */
  72 #define MC44S803_POWER          0xFFFFF0
  73 #define MC44S803_POWER_S        4
  74 /* REG_REFOSC */
  75 #define MC44S803_REFOSC         0x1FF0
  76 #define MC44S803_REFOSC_S       4
  77 #define MC44S803_OSCSEL         0x2000
  78 #define MC44S803_OSCSEL_S       13
  79 /* REG_REFDIV */
  80 #define MC44S803_R2             0x1FF0
  81 #define MC44S803_R2_S           4
  82 #define MC44S803_REFBUF_EN      0x2000
  83 #define MC44S803_REFBUF_EN_S    13
  84 #define MC44S803_R1             0x7C000
  85 #define MC44S803_R1_S           14
  86 /* REG_MIXER */
  87 #define MC44S803_R3             0x70
  88 #define MC44S803_R3_S           4
  89 #define MC44S803_MUX3           0x80
  90 #define MC44S803_MUX3_S         7
  91 #define MC44S803_MUX4           0x100
  92 #define MC44S803_MUX4_S         8
  93 #define MC44S803_OSC_SCR        0x200
  94 #define MC44S803_OSC_SCR_S      9
  95 #define MC44S803_TRI_STATE      0x400
  96 #define MC44S803_TRI_STATE_S    10
  97 #define MC44S803_BUF_GAIN       0x800
  98 #define MC44S803_BUF_GAIN_S     11
  99 #define MC44S803_BUF_IO         0x1000
 100 #define MC44S803_BUF_IO_S       12
 101 #define MC44S803_MIXER_RES      0xFE000
 102 #define MC44S803_MIXER_RES_S    13
 103 /* REG_RESET */
 104 #define MC44S803_RS             0x10
 105 #define MC44S803_RS_S           4
 106 #define MC44S803_SO             0x20
 107 #define MC44S803_SO_S           5
 108 /* REG_LO1 */
 109 #define MC44S803_LO1            0xFFF0
 110 #define MC44S803_LO1_S          4
 111 /* REG_LO2 */
 112 #define MC44S803_LO2            0x7FFF0
 113 #define MC44S803_LO2_S          4
 114 /* REG_CIRCADJ */
 115 #define MC44S803_G1             0x20
 116 #define MC44S803_G1_S           5
 117 #define MC44S803_G3             0x80
 118 #define MC44S803_G3_S           7
 119 #define MC44S803_CIRCADJ_RES    0x300
 120 #define MC44S803_CIRCADJ_RES_S  8
 121 #define MC44S803_G6             0x400
 122 #define MC44S803_G6_S           10
 123 #define MC44S803_G7             0x800
 124 #define MC44S803_G7_S           11
 125 #define MC44S803_S1             0x1000
 126 #define MC44S803_S1_S           12
 127 #define MC44S803_LP             0x7E000
 128 #define MC44S803_LP_S           13
 129 #define MC44S803_CLRF           0x80000
 130 #define MC44S803_CLRF_S         19
 131 #define MC44S803_CLIF           0x100000
 132 #define MC44S803_CLIF_S         20
 133 /* REG_TEST */
 134 /* REG_DIGTUNE */
 135 #define MC44S803_DA             0xF0
 136 #define MC44S803_DA_S           4
 137 #define MC44S803_XOD            0x300
 138 #define MC44S803_XOD_S          8
 139 #define MC44S803_RST            0x10000
 140 #define MC44S803_RST_S          16
 141 #define MC44S803_LO_REF         0x1FFF00
 142 #define MC44S803_LO_REF_S       8
 143 #define MC44S803_AT             0x200000
 144 #define MC44S803_AT_S           21
 145 #define MC44S803_MT             0x400000
 146 #define MC44S803_MT_S           22
 147 /* REG_LNAAGC */
 148 #define MC44S803_G              0x3F0
 149 #define MC44S803_G_S            4
 150 #define MC44S803_AT1            0x400
 151 #define MC44S803_AT1_S          10
 152 #define MC44S803_AT2            0x800
 153 #define MC44S803_AT2_S          11
 154 #define MC44S803_HL_GR_EN       0x8000
 155 #define MC44S803_HL_GR_EN_S     15
 156 #define MC44S803_AGC_AN_DIG     0x10000
 157 #define MC44S803_AGC_AN_DIG_S   16
 158 #define MC44S803_ATTEN_EN       0x20000
 159 #define MC44S803_ATTEN_EN_S     17
 160 #define MC44S803_AGC_READ_EN    0x40000
 161 #define MC44S803_AGC_READ_EN_S  18
 162 #define MC44S803_LNA0           0x80000
 163 #define MC44S803_LNA0_S         19
 164 #define MC44S803_AGC_SEL        0x100000
 165 #define MC44S803_AGC_SEL_S      20
 166 #define MC44S803_AT0            0x200000
 167 #define MC44S803_AT0_S          21
 168 #define MC44S803_B              0xC00000
 169 #define MC44S803_B_S            22
 170 /* REG_DATAREG */
 171 #define MC44S803_D              0xF0
 172 #define MC44S803_D_S            4
 173 /* REG_REGTEST */
 174 /* REG_VCOTEST */
 175 /* REG_LNAGAIN */
 176 #define MC44S803_IF_PWR         0x700
 177 #define MC44S803_IF_PWR_S       8
 178 #define MC44S803_RF_PWR         0x3800
 179 #define MC44S803_RF_PWR_S       11
 180 #define MC44S803_LNA_GAIN       0xFC000
 181 #define MC44S803_LNA_GAIN_S     14
 182 /* REG_ID */
 183 #define MC44S803_ID             0x3E00
 184 #define MC44S803_ID_S           9
 185
 186 /* Some macros to read/write fields */
 187
 188 /* First shift, then mask */
 189 #define MC44S803_REG_SM(_val, _reg)                                     \
 190         (((_val) << _reg##_S) & (_reg))
 191
 192 /* First mask, then shift */
 193 #define MC44S803_REG_MS(_val, _reg)                                     \
 194         (((_val) & (_reg)) >> _reg##_S)
 195
 196 struct mc44s803_priv {
 197         struct mc44s803_config *cfg;
 198         struct i2c_adapter *i2c;
 199         struct dvb_frontend *fe;
 200
 201         u32 frequency;
 202 };
 203
 204 #endif