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 | 1bb0e86 | 2007-04-27 12:31:10 -0300 | [diff] [blame] | 38 | TDA10046_AGC_TDA827X, /* IF AGC only, special setup for tda827x */ |
| 39 | }; |
| 40 | |
| 41 | /* Many (hybrid) boards use GPIO 1 and 3 |
| 42 | GPIO1 analog - dvb switch |
| 43 | GPIO3 firmware eeprom address switch |
| 44 | */ |
| 45 | enum tda10046_gpio { |
| 46 | TDA10046_GPTRI = 0x00, /* All GPIOs tristate */ |
| 47 | TDA10046_GP00 = 0x40, /* GPIO3=0, GPIO1=0 */ |
| 48 | TDA10046_GP01 = 0x42, /* GPIO3=0, GPIO1=1 */ |
| 49 | TDA10046_GP10 = 0x48, /* GPIO3=1, GPIO1=0 */ |
| 50 | TDA10046_GP11 = 0x4a, /* GPIO3=1, GPIO1=1 */ |
| 51 | TDA10046_GP00_I = 0x80, /* GPIO3=0, GPIO1=0, invert in sleep mode*/ |
| 52 | TDA10046_GP01_I = 0x82, /* GPIO3=0, GPIO1=1, invert in sleep mode */ |
| 53 | TDA10046_GP10_I = 0x88, /* GPIO3=1, GPIO1=0, invert in sleep mode */ |
| 54 | TDA10046_GP11_I = 0x8a, /* GPIO3=1, GPIO1=1, invert in sleep mode */ |
Hartmut Hackmann | ecb60de | 2005-07-07 17:57:40 -0700 | [diff] [blame] | 55 | }; |
| 56 | |
| 57 | enum tda10046_if { |
| 58 | TDA10046_FREQ_3617, /* original config, 36,166 MHZ */ |
| 59 | TDA10046_FREQ_3613, /* 36,13 MHZ */ |
Hartmut Hackmann | f03cbea | 2005-07-07 17:57:43 -0700 | [diff] [blame] | 60 | TDA10046_FREQ_045, /* low IF, 4.0, 4.5, or 5.0 MHZ */ |
| 61 | TDA10046_FREQ_052, /* low IF, 5.1667 MHZ for tda9889 */ |
Hartmut Hackmann | ecb60de | 2005-07-07 17:57:40 -0700 | [diff] [blame] | 62 | }; |
| 63 | |
Hartmut Hackmann | 08cdf94 | 2007-03-18 19:23:20 -0300 | [diff] [blame] | 64 | enum tda10046_tsout { |
| 65 | TDA10046_TS_PARALLEL = 0x00, /* parallel transport stream, default */ |
| 66 | TDA10046_TS_SERIAL = 0x01, /* serial transport stream */ |
| 67 | }; |
| 68 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 69 | struct tda1004x_config |
| 70 | { |
| 71 | /* the demodulator's i2c address */ |
| 72 | u8 demod_address; |
| 73 | |
| 74 | /* does the "inversion" need inverted? */ |
Johannes Stezenbach | dd102c7 | 2005-05-16 21:54:35 -0700 | [diff] [blame] | 75 | u8 invert; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 76 | |
| 77 | /* Does the OCLK signal need inverted? */ |
Johannes Stezenbach | dd102c7 | 2005-05-16 21:54:35 -0700 | [diff] [blame] | 78 | u8 invert_oclk; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 79 | |
Hartmut Hackmann | 08cdf94 | 2007-03-18 19:23:20 -0300 | [diff] [blame] | 80 | /* parallel or serial transport stream */ |
| 81 | enum tda10046_tsout ts_mode; |
| 82 | |
Hartmut Hackmann | ecb60de | 2005-07-07 17:57:40 -0700 | [diff] [blame] | 83 | /* Xtal frequency, 4 or 16MHz*/ |
| 84 | enum tda10046_xtal xtal_freq; |
| 85 | |
| 86 | /* IF frequency */ |
| 87 | enum tda10046_if if_freq; |
| 88 | |
| 89 | /* AGC configuration */ |
| 90 | enum tda10046_agc agc_config; |
Johannes Stezenbach | 1dfb800 | 2005-05-16 21:54:35 -0700 | [diff] [blame] | 91 | |
Hartmut Hackmann | 1bb0e86 | 2007-04-27 12:31:10 -0300 | [diff] [blame] | 92 | /* setting of GPIO1 and 3 */ |
| 93 | enum tda10046_gpio gpio_config; |
| 94 | |
| 95 | /* slave address and configuration of the tuner */ |
| 96 | u8 tuner_address; |
Hartmut Hackmann | 1bb0e86 | 2007-04-27 12:31:10 -0300 | [diff] [blame] | 97 | u8 antenna_switch; |
| 98 | |
| 99 | /* if the board uses another I2c Bridge (tda8290), its address */ |
| 100 | u8 i2c_gate; |
| 101 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 102 | /* request firmware for device */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 103 | int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name); |
| 104 | }; |
| 105 | |
Hartmut Hackmann | 1bb0e86 | 2007-04-27 12:31:10 -0300 | [diff] [blame] | 106 | enum tda1004x_demod { |
| 107 | TDA1004X_DEMOD_TDA10045, |
| 108 | TDA1004X_DEMOD_TDA10046, |
| 109 | }; |
| 110 | |
| 111 | struct tda1004x_state { |
| 112 | struct i2c_adapter* i2c; |
| 113 | const struct tda1004x_config* config; |
| 114 | struct dvb_frontend frontend; |
| 115 | |
Hartmut Hackmann | 1bb0e86 | 2007-04-27 12:31:10 -0300 | [diff] [blame] | 116 | /* private demod data */ |
| 117 | enum tda1004x_demod demod_type; |
| 118 | }; |
| 119 | |
Arnd Bergmann | 9b17452 | 2015-02-18 14:12:42 -0300 | [diff] [blame] | 120 | #if IS_REACHABLE(CONFIG_DVB_TDA1004X) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 121 | extern struct dvb_frontend* tda10045_attach(const struct tda1004x_config* config, |
| 122 | struct i2c_adapter* i2c); |
| 123 | |
| 124 | extern struct dvb_frontend* tda10046_attach(const struct tda1004x_config* config, |
| 125 | struct i2c_adapter* i2c); |
Andrew de Quincey | 102a342 | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 126 | #else |
| 127 | static inline struct dvb_frontend* tda10045_attach(const struct tda1004x_config* config, |
| 128 | struct i2c_adapter* i2c) |
| 129 | { |
Harvey Harrison | 271ddbf | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 130 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
Andrew de Quincey | 102a342 | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 131 | return NULL; |
| 132 | } |
| 133 | static inline struct dvb_frontend* tda10046_attach(const struct tda1004x_config* config, |
| 134 | struct i2c_adapter* i2c) |
| 135 | { |
Harvey Harrison | 271ddbf | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 136 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
Andrew de Quincey | 102a342 | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 137 | return NULL; |
| 138 | } |
| 139 | #endif // CONFIG_DVB_TDA1004X |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 140 | |
Andrew de Quincey | c10d14d | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 141 | static inline int tda1004x_writereg(struct dvb_frontend *fe, u8 reg, u8 val) { |
| 142 | int r = 0; |
| 143 | u8 buf[] = {reg, val}; |
| 144 | if (fe->ops.write) |
| 145 | r = fe->ops.write(fe, buf, 2); |
| 146 | return r; |
| 147 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 148 | |
| 149 | #endif // TDA1004X_H |