drivers/media/dvb-frontends/stb6100.h

   1 /*
   2         STB6100 Silicon Tuner
   3         Copyright (C) Manu Abraham (abraham.manu@gmail.com)
   4
   5         Copyright (C) ST Microelectronics
   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 #ifndef __STB_6100_REG_H
  23 #define __STB_6100_REG_H
  24
  25 #include <linux/dvb/frontend.h>
  26 #include "dvb_frontend.h"
  27
  28 #define STB6100_LD                      0x00
  29 #define STB6100_LD_LOCK                 (1 << 0)
  30
  31 #define STB6100_VCO                     0x01
  32 #define STB6100_VCO_OSCH                (0x01 << 7)
  33 #define STB6100_VCO_OSCH_SHIFT          7
  34 #define STB6100_VCO_OCK                 (0x03 << 5)
  35 #define STB6100_VCO_OCK_SHIFT           5
  36 #define STB6100_VCO_ODIV                (0x01 << 4)
  37 #define STB6100_VCO_ODIV_SHIFT          4
  38 #define STB6100_VCO_OSM                 (0x0f << 0)
  39
  40 #define STB6100_NI                      0x02
  41 #define STB6100_NF_LSB                  0x03
  42
  43 #define STB6100_K                       0x04
  44 #define STB6100_K_PSD2                  (0x01 << 2)
  45 #define STB6100_K_PSD2_SHIFT            2
  46 #define STB6100_K_NF_MSB                (0x03 << 0)
  47
  48 #define STB6100_G                       0x05
  49 #define STB6100_G_G                     (0x0f << 0)
  50 #define STB6100_G_GCT                   (0x07 << 5)
  51
  52 #define STB6100_F                       0x06
  53 #define STB6100_F_F                     (0x1f << 0)
  54
  55 #define STB6100_DLB                     0x07
  56
  57 #define STB6100_TEST1                   0x08
  58
  59 #define STB6100_FCCK                    0x09
  60 #define STB6100_FCCK_FCCK               (0x01 << 6)
  61
  62 #define STB6100_LPEN                    0x0a
  63 #define STB6100_LPEN_LPEN               (0x01 << 4)
  64 #define STB6100_LPEN_SYNP               (0x01 << 5)
  65 #define STB6100_LPEN_OSCP               (0x01 << 6)
  66 #define STB6100_LPEN_BEN                (0x01 << 7)
  67
  68 #define STB6100_TEST3                   0x0b
  69
  70 #define STB6100_NUMREGS                 0x0c
  71
  72
  73 #define INRANGE(val, x, y)              (((x <= val) && (val <= y)) ||          \
  74                                          ((y <= val) && (val <= x)) ? 1 : 0)
  75
  76 #define CHKRANGE(val, x, y)             (((val >= x) && (val < y)) ? 1 : 0)
  77
  78 struct stb6100_config {
  79         u8      tuner_address;
  80         u32     refclock;
  81 };
  82
  83 struct stb6100_state {
  84         struct i2c_adapter *i2c;
  85
  86         const struct stb6100_config     *config;
  87         struct dvb_tuner_ops            ops;
  88         struct dvb_frontend             *frontend;
  89         struct tuner_state              status;
  90
  91         u32 frequency;
  92         u32 srate;
  93         u32 bandwidth;
  94         u32 reference;
  95 };
  96
  97 #if IS_ENABLED(CONFIG_DVB_STB6100)
  98
  99 extern struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
 100                                            const struct stb6100_config *config,
 101                                            struct i2c_adapter *i2c);
 102
 103 #else
 104
 105 static inline struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
 106                                                   const struct stb6100_config *config,
 107                                                   struct i2c_adapter *i2c)
 108 {
 109         printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
 110         return NULL;
 111 }
 112
 113 #endif //CONFIG_DVB_STB6100
 114
 115 #endif