| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Samsung s5h1432 VSB/QAM demodulator driver |
| 3 | * |
| 4 | * Copyright (C) 2009 Bill Liu <Bill.Liu@Conexant.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 | */ |
| 17 | |
| 18 | #ifndef __S5H1432_H__ |
| 19 | #define __S5H1432_H__ |
| 20 | |
| 21 | #include <linux/dvb/frontend.h> |
| 22 | |
| 23 | #define S5H1432_I2C_TOP_ADDR (0x02 >> 1) |
| 24 | |
| 25 | #define TAIWAN_HI_IF_FREQ_44_MHZ 44000000 |
| 26 | #define EUROPE_HI_IF_FREQ_36_MHZ 36000000 |
| 27 | #define IF_FREQ_6_MHZ 6000000 |
| 28 | #define IF_FREQ_3point3_MHZ 3300000 |
| 29 | #define IF_FREQ_3point5_MHZ 3500000 |
| 30 | #define IF_FREQ_4_MHZ 4000000 |
| 31 | |
| 32 | struct s5h1432_config { |
| 33 | |
| 34 | /* serial/parallel output */ |
| 35 | #define S5H1432_PARALLEL_OUTPUT 0 |
| 36 | #define S5H1432_SERIAL_OUTPUT 1 |
| 37 | u8 output_mode; |
| 38 | |
| 39 | /* GPIO Setting */ |
| 40 | #define S5H1432_GPIO_OFF 0 |
| 41 | #define S5H1432_GPIO_ON 1 |
| 42 | u8 gpio; |
| 43 | |
| 44 | /* MPEG signal timing */ |
| 45 | #define S5H1432_MPEGTIMING_CONTINUOUS_INVERTING_CLOCK 0 |
| 46 | #define S5H1432_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1 |
| 47 | #define S5H1432_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2 |
| 48 | #define S5H1432_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK 3 |
| 49 | u16 mpeg_timing; |
| 50 | |
| 51 | /* IF Freq for QAM and VSB in KHz */ |
| 52 | #define S5H1432_IF_3250 3250 |
| 53 | #define S5H1432_IF_3500 3500 |
| 54 | #define S5H1432_IF_4000 4000 |
| 55 | #define S5H1432_IF_5380 5380 |
| 56 | #define S5H1432_IF_44000 44000 |
| 57 | #define S5H1432_VSB_IF_DEFAULT s5h1432_IF_44000 |
| 58 | #define S5H1432_QAM_IF_DEFAULT s5h1432_IF_44000 |
| 59 | u16 qam_if; |
| 60 | u16 vsb_if; |
| 61 | |
| 62 | /* Spectral Inversion */ |
| 63 | #define S5H1432_INVERSION_OFF 0 |
| 64 | #define S5H1432_INVERSION_ON 1 |
| 65 | u8 inversion; |
| 66 | |
| 67 | /* Return lock status based on tuner lock, or demod lock */ |
| 68 | #define S5H1432_TUNERLOCKING 0 |
| 69 | #define S5H1432_DEMODLOCKING 1 |
| 70 | u8 status_mode; |
| 71 | }; |
| 72 | |
| 73 | #if IS_REACHABLE(CONFIG_DVB_S5H1432) |
| 74 | extern struct dvb_frontend *s5h1432_attach(const struct s5h1432_config *config, |
| 75 | struct i2c_adapter *i2c); |
| 76 | #else |
| 77 | static inline struct dvb_frontend *s5h1432_attach(const struct s5h1432_config |
| 78 | *config, |
| 79 | struct i2c_adapter *i2c) |
| 80 | { |
| 81 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| 82 | return NULL; |
| 83 | } |
| 84 | #endif /* CONFIG_DVB_s5h1432 */ |
| 85 | |
| 86 | #endif /* __s5h1432_H__ */ |