drivers/media/tuners/mc44s803

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   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *  Driver for Freescale MC44S803 Low Power CMOS Broadband Tuner
   4  *
   5  *  Copyright (c) 2009 Jochen Friedrich <jochen@scram.de>
   6  */
   7 
   8 #ifndef MC44S803_PRIV_H
   9 #define MC44S803_PRIV_H
  10 
  11 /* This driver is based on the information available in the datasheet
  12    http://www.freescale.com/files/rf_if/doc/data_sheet/MC44S803.pdf
  13 
  14    SPI or I2C Address : 0xc0-0xc6
  15 
  16    Reg.No | Function
  17    -------------------------------------------
  18        00 | Power Down
  19        01 | Reference Oszillator
  20        02 | Reference Dividers
  21        03 | Mixer and Reference Buffer
  22        04 | Reset/Serial Out
  23        05 | LO 1
  24        06 | LO 2
  25        07 | Circuit Adjust
  26        08 | Test
  27        09 | Digital Tune
  28        0A | LNA AGC
  29        0B | Data Register Address
  30        0C | Regulator Test
  31        0D | VCO Test
  32        0E | LNA Gain/Input Power
  33        0F | ID Bits
  34 
  35 */
  36 
  37 #define MC44S803_OSC 26000000   /* 26 MHz */
  38 #define MC44S803_IF1 1086000000 /* 1086 MHz */
  39 #define MC44S803_IF2 36125000   /* 36.125 MHz */
  40 
  41 #define MC44S803_REG_POWER      0
  42 #define MC44S803_REG_REFOSC     1
  43 #define MC44S803_REG_REFDIV     2
  44 #define MC44S803_REG_MIXER      3
  45 #define MC44S803_REG_RESET      4
  46 #define MC44S803_REG_LO1        5
  47 #define MC44S803_REG_LO2        6
  48 #define MC44S803_REG_CIRCADJ    7
  49 #define MC44S803_REG_TEST       8
  50 #define MC44S803_REG_DIGTUNE    9
  51 #define MC44S803_REG_LNAAGC     0x0A
  52 #define MC44S803_REG_DATAREG    0x0B
  53 #define MC44S803_REG_REGTEST    0x0C
  54 #define MC44S803_REG_VCOTEST    0x0D
  55 #define MC44S803_REG_LNAGAIN    0x0E
  56 #define MC44S803_REG_ID         0x0F
  57 
  58 /* Register definitions */
  59 #define MC44S803_ADDR           0x0F
  60 #define MC44S803_ADDR_S         0
  61 /* REG_POWER */
  62 #define MC44S803_POWER          0xFFFFF0
  63 #define MC44S803_POWER_S        4
  64 /* REG_REFOSC */
  65 #define MC44S803_REFOSC         0x1FF0
  66 #define MC44S803_REFOSC_S       4
  67 #define MC44S803_OSCSEL         0x2000
  68 #define MC44S803_OSCSEL_S       13
  69 /* REG_REFDIV */
  70 #define MC44S803_R2             0x1FF0
  71 #define MC44S803_R2_S           4
  72 #define MC44S803_REFBUF_EN      0x2000
  73 #define MC44S803_REFBUF_EN_S    13
  74 #define MC44S803_R1             0x7C000
  75 #define MC44S803_R1_S           14
  76 /* REG_MIXER */
  77 #define MC44S803_R3             0x70
  78 #define MC44S803_R3_S           4
  79 #define MC44S803_MUX3           0x80
  80 #define MC44S803_MUX3_S         7
  81 #define MC44S803_MUX4           0x100
  82 #define MC44S803_MUX4_S         8
  83 #define MC44S803_OSC_SCR        0x200
  84 #define MC44S803_OSC_SCR_S      9
  85 #define MC44S803_TRI_STATE      0x400
  86 #define MC44S803_TRI_STATE_S    10
  87 #define MC44S803_BUF_GAIN       0x800
  88 #define MC44S803_BUF_GAIN_S     11
  89 #define MC44S803_BUF_IO         0x1000
  90 #define MC44S803_BUF_IO_S       12
  91 #define MC44S803_MIXER_RES      0xFE000
  92 #define MC44S803_MIXER_RES_S    13
  93 /* REG_RESET */
  94 #define MC44S803_RS             0x10
  95 #define MC44S803_RS_S           4
  96 #define MC44S803_SO             0x20
  97 #define MC44S803_SO_S           5
  98 /* REG_LO1 */
  99 #define MC44S803_LO1            0xFFF0
 100 #define MC44S803_LO1_S          4
 101 /* REG_LO2 */
 102 #define MC44S803_LO2            0x7FFF0
 103 #define MC44S803_LO2_S          4
 104 /* REG_CIRCADJ */
 105 #define MC44S803_G1             0x20
 106 #define MC44S803_G1_S           5
 107 #define MC44S803_G3             0x80
 108 #define MC44S803_G3_S           7
 109 #define MC44S803_CIRCADJ_RES    0x300
 110 #define MC44S803_CIRCADJ_RES_S  8
 111 #define MC44S803_G6             0x400
 112 #define MC44S803_G6_S           10
 113 #define MC44S803_G7             0x800
 114 #define MC44S803_G7_S           11
 115 #define MC44S803_S1             0x1000
 116 #define MC44S803_S1_S           12
 117 #define MC44S803_LP             0x7E000
 118 #define MC44S803_LP_S           13
 119 #define MC44S803_CLRF           0x80000
 120 #define MC44S803_CLRF_S         19
 121 #define MC44S803_CLIF           0x100000
 122 #define MC44S803_CLIF_S         20
 123 /* REG_TEST */
 124 /* REG_DIGTUNE */
 125 #define MC44S803_DA             0xF0
 126 #define MC44S803_DA_S           4
 127 #define MC44S803_XOD            0x300
 128 #define MC44S803_XOD_S          8
 129 #define MC44S803_RST            0x10000
 130 #define MC44S803_RST_S          16
 131 #define MC44S803_LO_REF         0x1FFF00
 132 #define MC44S803_LO_REF_S       8
 133 #define MC44S803_AT             0x200000
 134 #define MC44S803_AT_S           21
 135 #define MC44S803_MT             0x400000
 136 #define MC44S803_MT_S           22
 137 /* REG_LNAAGC */
 138 #define MC44S803_G              0x3F0
 139 #define MC44S803_G_S            4
 140 #define MC44S803_AT1            0x400
 141 #define MC44S803_AT1_S          10
 142 #define MC44S803_AT2            0x800
 143 #define MC44S803_AT2_S          11
 144 #define MC44S803_HL_GR_EN       0x8000
 145 #define MC44S803_HL_GR_EN_S     15
 146 #define MC44S803_AGC_AN_DIG     0x10000
 147 #define MC44S803_AGC_AN_DIG_S   16
 148 #define MC44S803_ATTEN_EN       0x20000
 149 #define MC44S803_ATTEN_EN_S     17
 150 #define MC44S803_AGC_READ_EN    0x40000
 151 #define MC44S803_AGC_READ_EN_S  18
 152 #define MC44S803_LNA0           0x80000
 153 #define MC44S803_LNA0_S         19
 154 #define MC44S803_AGC_SEL        0x100000
 155 #define MC44S803_AGC_SEL_S      20
 156 #define MC44S803_AT0            0x200000
 157 #define MC44S803_AT0_S          21
 158 #define MC44S803_B              0xC00000
 159 #define MC44S803_B_S            22
 160 /* REG_DATAREG */
 161 #define MC44S803_D              0xF0
 162 #define MC44S803_D_S            4
 163 /* REG_REGTEST */
 164 /* REG_VCOTEST */
 165 /* REG_LNAGAIN */
 166 #define MC44S803_IF_PWR         0x700
 167 #define MC44S803_IF_PWR_S       8
 168 #define MC44S803_RF_PWR         0x3800
 169 #define MC44S803_RF_PWR_S       11
 170 #define MC44S803_LNA_GAIN       0xFC000
 171 #define MC44S803_LNA_GAIN_S     14
 172 /* REG_ID */
 173 #define MC44S803_ID             0x3E00
 174 #define MC44S803_ID_S           9
 175 
 176 /* Some macros to read/write fields */
 177 
 178 /* First shift, then mask */
 179 #define MC44S803_REG_SM(_val, _reg)                                     \
 180         (((_val) << _reg##_S) & (_reg))
 181 
 182 /* First mask, then shift */
 183 #define MC44S803_REG_MS(_val, _reg)                                     \
 184         (((_val) & (_reg)) >> _reg##_S)
 185 
 186 struct mc44s803_priv {
 187         struct mc44s803_config *cfg;
 188         struct i2c_adapter *i2c;
 189         struct dvb_frontend *fe;
 190 
 191         u32 frequency;
 192 };
 193 
 194 #endif
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root/drivers/media/tuners/mc44s803_priv.h

INCLUDED FROM
