/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Samsung s5h1432 VSB/QAM demodulator driver
*
* Copyright (C) 2009 Bill Liu <[email protected]>
*/
#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__ */
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