drivers/media/dvb/frontends/tda10048.h

   1 /*
   2     NXP TDA10048HN DVB OFDM demodulator driver
   3
   4     Copyright (C) 2009 Steven Toth <stoth@kernellabs.com>
   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     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19
  20 */
  21
  22 #ifndef TDA10048_H
  23 #define TDA10048_H
  24
  25 #include <linux/dvb/frontend.h>
  26 #include <linux/firmware.h>
  27
  28 struct tda10048_config {
  29
  30         /* the demodulator's i2c address */
  31         u8 demod_address;
  32
  33         /* serial/parallel output */
  34 #define TDA10048_PARALLEL_OUTPUT 0
  35 #define TDA10048_SERIAL_OUTPUT   1
  36         u8 output_mode;
  37
  38 #define TDA10048_BULKWRITE_200  200
  39 #define TDA10048_BULKWRITE_50   50
  40         u8 fwbulkwritelen;
  41
  42         /* Spectral Inversion */
  43 #define TDA10048_INVERSION_OFF 0
  44 #define TDA10048_INVERSION_ON  1
  45         u8 inversion;
  46
  47 #define TDA10048_IF_3300  3300
  48 #define TDA10048_IF_3500  3500
  49 #define TDA10048_IF_3800  3800
  50 #define TDA10048_IF_4000  4000
  51 #define TDA10048_IF_4300  4300
  52 #define TDA10048_IF_4500  4500
  53 #define TDA10048_IF_4750  4750
  54 #define TDA10048_IF_36130 36130
  55         u16 dtv6_if_freq_khz;
  56         u16 dtv7_if_freq_khz;
  57         u16 dtv8_if_freq_khz;
  58
  59 #define TDA10048_CLK_4000  4000
  60 #define TDA10048_CLK_16000 16000
  61         u16 clk_freq_khz;
  62
  63         /* Disable I2C gate access */
  64         u8 disable_gate_access;
  65 };
  66
  67 #if defined(CONFIG_DVB_TDA10048) || \
  68         (defined(CONFIG_DVB_TDA10048_MODULE) && defined(MODULE))
  69 extern struct dvb_frontend *tda10048_attach(
  70         const struct tda10048_config *config,
  71         struct i2c_adapter *i2c);
  72 #else
  73 static inline struct dvb_frontend *tda10048_attach(
  74         const struct tda10048_config *config,
  75         struct i2c_adapter *i2c)
  76 {
  77         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  78         return NULL;
  79 }
  80 #endif /* CONFIG_DVB_TDA10048 */
  81
  82 #endif /* TDA10048_H */