| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Support for LG2160 - ATSC/MH |
| 3 | * |
| 4 | * Copyright (C) 2010 Michael Krufky <mkrufky@linuxtv.org> |
| 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 _LG2160_H_ |
| 19 | #define _LG2160_H_ |
| 20 | |
| 21 | #include <linux/i2c.h> |
| 22 | #include "dvb_frontend.h" |
| 23 | |
| 24 | enum lg_chip_type { |
| 25 | LG2160 = 0, |
| 26 | LG2161 = 1, |
| 27 | }; |
| 28 | |
| 29 | #define LG2161_1019 LG2161 |
| 30 | #define LG2161_1040 LG2161 |
| 31 | |
| 32 | enum lg2160_spi_clock { |
| 33 | LG2160_SPI_3_125_MHZ = 0, |
| 34 | LG2160_SPI_6_25_MHZ = 1, |
| 35 | LG2160_SPI_12_5_MHZ = 2, |
| 36 | }; |
| 37 | |
| 38 | #if 0 |
| 39 | enum lg2161_oif { |
| 40 | LG2161_OIF_EBI2_SLA = 1, |
| 41 | LG2161_OIF_SDIO_SLA = 2, |
| 42 | LG2161_OIF_SPI_SLA = 3, |
| 43 | LG2161_OIF_SPI_MAS = 4, |
| 44 | LG2161_OIF_SERIAL_TS = 7, |
| 45 | }; |
| 46 | #endif |
| 47 | |
| 48 | struct lg2160_config { |
| 49 | u8 i2c_addr; |
| 50 | |
| 51 | /* user defined IF frequency in KHz */ |
| 52 | u16 if_khz; |
| 53 | |
| 54 | /* disable i2c repeater - 0:repeater enabled 1:repeater disabled */ |
| 55 | unsigned int deny_i2c_rptr:1; |
| 56 | |
| 57 | /* spectral inversion - 0:disabled 1:enabled */ |
| 58 | unsigned int spectral_inversion:1; |
| 59 | |
| 60 | unsigned int output_if; |
| 61 | enum lg2160_spi_clock spi_clock; |
| 62 | enum lg_chip_type lg_chip; |
| 63 | }; |
| 64 | |
| 65 | #if IS_REACHABLE(CONFIG_DVB_LG2160) |
| 66 | extern |
| 67 | struct dvb_frontend *lg2160_attach(const struct lg2160_config *config, |
| 68 | struct i2c_adapter *i2c_adap); |
| 69 | #else |
| 70 | static inline |
| 71 | struct dvb_frontend *lg2160_attach(const struct lg2160_config *config, |
| 72 | struct i2c_adapter *i2c_adap) |
| 73 | { |
| 74 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| 75 | return NULL; |
| 76 | } |
| 77 | #endif /* CONFIG_DVB_LG2160 */ |
| 78 | |
| 79 | #endif /* _LG2160_H_ */ |