Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | Driver for Philips tda1004xh OFDM Frontend |
| 3 | |
| 4 | (c) 2004 Andrew de Quincey |
| 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 | 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 TDA1004X_H |
| 24 | #define TDA1004X_H |
| 25 | |
| 26 | #include <linux/dvb/frontend.h> |
| 27 | #include <linux/firmware.h> |
| 28 | |
Hartmut Hackmann | ecb60de | 2005-07-07 17:57:40 -0700 | [diff] [blame] | 29 | enum tda10046_xtal { |
| 30 | TDA10046_XTAL_4M, |
| 31 | TDA10046_XTAL_16M, |
| 32 | }; |
| 33 | |
| 34 | enum tda10046_agc { |
| 35 | TDA10046_AGC_DEFAULT, /* original configuration */ |
| 36 | TDA10046_AGC_IFO_AUTO_NEG, /* IF AGC only, automatic, negtive */ |
Hartmut Hackmann | f03cbea | 2005-07-07 17:57:43 -0700 | [diff] [blame] | 37 | TDA10046_AGC_IFO_AUTO_POS, /* IF AGC only, automatic, positive */ |
Hartmut Hackmann | 0eb3de2 | 2006-02-07 06:49:10 -0200 | [diff] [blame] | 38 | TDA10046_AGC_TDA827X, /* IF AGC only, special setup for tda827x */ |
| 39 | TDA10046_AGC_TDA827X_GPL, /* same as above, but GPIOs 0 */ |
Hartmut Hackmann | ecb60de | 2005-07-07 17:57:40 -0700 | [diff] [blame] | 40 | }; |
| 41 | |
| 42 | enum tda10046_if { |
| 43 | TDA10046_FREQ_3617, /* original config, 36,166 MHZ */ |
| 44 | TDA10046_FREQ_3613, /* 36,13 MHZ */ |
Hartmut Hackmann | f03cbea | 2005-07-07 17:57:43 -0700 | [diff] [blame] | 45 | TDA10046_FREQ_045, /* low IF, 4.0, 4.5, or 5.0 MHZ */ |
| 46 | TDA10046_FREQ_052, /* low IF, 5.1667 MHZ for tda9889 */ |
Hartmut Hackmann | ecb60de | 2005-07-07 17:57:40 -0700 | [diff] [blame] | 47 | }; |
| 48 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 49 | struct tda1004x_config |
| 50 | { |
| 51 | /* the demodulator's i2c address */ |
| 52 | u8 demod_address; |
| 53 | |
| 54 | /* does the "inversion" need inverted? */ |
Johannes Stezenbach | dd102c7 | 2005-05-16 21:54:35 -0700 | [diff] [blame] | 55 | u8 invert; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | |
| 57 | /* Does the OCLK signal need inverted? */ |
Johannes Stezenbach | dd102c7 | 2005-05-16 21:54:35 -0700 | [diff] [blame] | 58 | u8 invert_oclk; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 59 | |
Hartmut Hackmann | ecb60de | 2005-07-07 17:57:40 -0700 | [diff] [blame] | 60 | /* Xtal frequency, 4 or 16MHz*/ |
| 61 | enum tda10046_xtal xtal_freq; |
| 62 | |
| 63 | /* IF frequency */ |
| 64 | enum tda10046_if if_freq; |
| 65 | |
| 66 | /* AGC configuration */ |
| 67 | enum tda10046_agc agc_config; |
Johannes Stezenbach | 1dfb800 | 2005-05-16 21:54:35 -0700 | [diff] [blame] | 68 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 69 | /* request firmware for device */ |
Hartmut Hackmann | ecb60de | 2005-07-07 17:57:40 -0700 | [diff] [blame] | 70 | /* set this to NULL if the card has a firmware EEPROM */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name); |
| 72 | }; |
| 73 | |
| 74 | extern struct dvb_frontend* tda10045_attach(const struct tda1004x_config* config, |
| 75 | struct i2c_adapter* i2c); |
| 76 | |
| 77 | extern struct dvb_frontend* tda10046_attach(const struct tda1004x_config* config, |
| 78 | struct i2c_adapter* i2c); |
| 79 | |
| 80 | extern int tda1004x_write_byte(struct dvb_frontend* fe, int reg, int data); |
| 81 | |
| 82 | #endif // TDA1004X_H |