diff options
Diffstat (limited to 'drivers/media/dvb-frontends/s5h1432.h')
| -rw-r--r-- | drivers/media/dvb-frontends/s5h1432.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/s5h1432.h b/drivers/media/dvb-frontends/s5h1432.h new file mode 100644 index 0000000000..f031c0654e --- /dev/null +++ b/drivers/media/dvb-frontends/s5h1432.h @@ -0,0 +1,76 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Samsung s5h1432 VSB/QAM demodulator driver + * + * Copyright (C) 2009 Bill Liu <Bill.Liu@Conexant.com> + */ + +#ifndef __S5H1432_H__ +#define __S5H1432_H__ + +#include <linux/dvb/frontend.h> + +#define S5H1432_I2C_TOP_ADDR (0x02 >> 1) + +#define TAIWAN_HI_IF_FREQ_44_MHZ 44000000 +#define EUROPE_HI_IF_FREQ_36_MHZ 36000000 +#define IF_FREQ_6_MHZ 6000000 +#define IF_FREQ_3point3_MHZ 3300000 +#define IF_FREQ_3point5_MHZ 3500000 +#define IF_FREQ_4_MHZ 4000000 + +struct s5h1432_config { + + /* serial/parallel output */ +#define S5H1432_PARALLEL_OUTPUT 0 +#define S5H1432_SERIAL_OUTPUT 1 + u8 output_mode; + + /* GPIO Setting */ +#define S5H1432_GPIO_OFF 0 +#define S5H1432_GPIO_ON 1 + u8 gpio; + + /* MPEG signal timing */ +#define S5H1432_MPEGTIMING_CONTINUOUS_INVERTING_CLOCK 0 +#define S5H1432_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1 +#define S5H1432_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2 +#define S5H1432_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK 3 + u16 mpeg_timing; + + /* IF Freq for QAM and VSB in KHz */ +#define S5H1432_IF_3250 3250 +#define S5H1432_IF_3500 3500 +#define S5H1432_IF_4000 4000 +#define S5H1432_IF_5380 5380 +#define S5H1432_IF_44000 44000 +#define S5H1432_VSB_IF_DEFAULT s5h1432_IF_44000 +#define S5H1432_QAM_IF_DEFAULT s5h1432_IF_44000 + u16 qam_if; + u16 vsb_if; + + /* Spectral Inversion */ +#define S5H1432_INVERSION_OFF 0 +#define S5H1432_INVERSION_ON 1 + u8 inversion; + + /* Return lock status based on tuner lock, or demod lock */ +#define S5H1432_TUNERLOCKING 0 +#define S5H1432_DEMODLOCKING 1 + u8 status_mode; +}; + +#if IS_REACHABLE(CONFIG_DVB_S5H1432) +extern struct dvb_frontend *s5h1432_attach(const struct s5h1432_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *s5h1432_attach(const struct s5h1432_config + *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_s5h1432 */ + +#endif /* __s5h1432_H__ */ |