| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| Samsung S5H1411 VSB/QAM demodulator driver |
| |
| Copyright (C) 2008 Steven Toth <stoth@linuxtv.org> |
| |
| |
| */ |
| |
| #ifndef __S5H1411_H__ |
| #define __S5H1411_H__ |
| |
| #include <linux/dvb/frontend.h> |
| |
| #define S5H1411_I2C_TOP_ADDR (0x32 >> 1) |
| #define S5H1411_I2C_QAM_ADDR (0x34 >> 1) |
| |
| struct s5h1411_config { |
| |
| /* serial/parallel output */ |
| #define S5H1411_PARALLEL_OUTPUT 0 |
| #define S5H1411_SERIAL_OUTPUT 1 |
| u8 output_mode; |
| |
| /* GPIO Setting */ |
| #define S5H1411_GPIO_OFF 0 |
| #define S5H1411_GPIO_ON 1 |
| u8 gpio; |
| |
| /* MPEG signal timing */ |
| #define S5H1411_MPEGTIMING_CONTINUOUS_INVERTING_CLOCK 0 |
| #define S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1 |
| #define S5H1411_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2 |
| #define S5H1411_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK 3 |
| u16 mpeg_timing; |
| |
| /* IF Freq for QAM and VSB in KHz */ |
| #define S5H1411_IF_3250 3250 |
| #define S5H1411_IF_3500 3500 |
| #define S5H1411_IF_4000 4000 |
| #define S5H1411_IF_5380 5380 |
| #define S5H1411_IF_44000 44000 |
| #define S5H1411_VSB_IF_DEFAULT S5H1411_IF_44000 |
| #define S5H1411_QAM_IF_DEFAULT S5H1411_IF_44000 |
| u16 qam_if; |
| u16 vsb_if; |
| |
| /* Spectral Inversion */ |
| #define S5H1411_INVERSION_OFF 0 |
| #define S5H1411_INVERSION_ON 1 |
| u8 inversion; |
| |
| /* Return lock status based on tuner lock, or demod lock */ |
| #define S5H1411_TUNERLOCKING 0 |
| #define S5H1411_DEMODLOCKING 1 |
| u8 status_mode; |
| }; |
| |
| #if IS_REACHABLE(CONFIG_DVB_S5H1411) |
| extern struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config, |
| struct i2c_adapter *i2c); |
| #else |
| static inline struct dvb_frontend *s5h1411_attach( |
| const struct s5h1411_config *config, |
| struct i2c_adapter *i2c) |
| { |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| return NULL; |
| } |
| #endif /* CONFIG_DVB_S5H1411 */ |
| |
| #endif /* __S5H1411_H__ */ |
