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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
STB0899 Multistandard Frontend driver
Copyright (C) Manu Abraham (abraham.manu@gmail.com)
Copyright (C) ST Microelectronics
*/
#ifndef __STB0899_DRV_H
#define __STB0899_DRV_H
#include <linux/kernel.h>
#include <linux/module.h>
#include <media/dvb_frontend.h>
#define STB0899_TSMODE_SERIAL 1
#define STB0899_CLKPOL_FALLING 2
#define STB0899_CLKNULL_PARITY 3
#define STB0899_SYNC_FORCED 4
#define STB0899_FECMODE_DSS 5
struct stb0899_s1_reg {
u16 address;
u8 data;
};
struct stb0899_s2_reg {
u16 offset;
u32 base_address;
u32 data;
};
enum stb0899_inversion {
IQ_SWAP_OFF = +1, /* inversion affects the sign of e. g. */
IQ_SWAP_ON = -1, /* the derotator frequency register */
};
#define STB0899_GPIO00 0xf140
#define STB0899_GPIO01 0xf141
#define STB0899_GPIO02 0xf142
#define STB0899_GPIO03 0xf143
#define STB0899_GPIO04 0xf144
#define STB0899_GPIO05 0xf145
#define STB0899_GPIO06 0xf146
#define STB0899_GPIO07 0xf147
#define STB0899_GPIO08 0xf148
#define STB0899_GPIO09 0xf149
#define STB0899_GPIO10 0xf14a
#define STB0899_GPIO11 0xf14b
#define STB0899_GPIO12 0xf14c
#define STB0899_GPIO13 0xf14d
#define STB0899_GPIO14 0xf14e
#define STB0899_GPIO15 0xf14f
#define STB0899_GPIO16 0xf150
#define STB0899_GPIO17 0xf151
#define STB0899_GPIO18 0xf152
#define STB0899_GPIO19 0xf153
#define STB0899_GPIO20 0xf154
#define STB0899_GPIOPULLUP 0x01 /* Output device is connected to Vdd */
#define STB0899_GPIOPULLDN 0x00 /* Output device is connected to Vss */
#define STB0899_POSTPROC_GPIO_POWER 0x00
#define STB0899_POSTPROC_GPIO_LOCK 0x01
/*
* Post process output configuration control
* 1. POWER ON/OFF (index 0)
* 2. FE_HAS_LOCK/LOCK_LOSS (index 1)
*
* @gpio = one of the above listed GPIO's
* @level = output state: pulled up or low
*/
struct stb0899_postproc {
u16 gpio;
u8 level;
};
struct stb0899_config {
const struct stb0899_s1_reg *init_dev;
const struct stb0899_s2_reg *init_s2_demod;
const struct stb0899_s1_reg *init_s1_demod;
const struct stb0899_s2_reg *init_s2_fec;
const struct stb0899_s1_reg *init_tst;
const struct stb0899_postproc *postproc;
enum stb0899_inversion inversion;
u32 xtal_freq;
u8 demod_address;
u8 ts_output_mode;
u8 block_sync_mode;
u8 ts_pfbit_toggle;
u8 clock_polarity;
u8 data_clk_parity;
u8 fec_mode;
u8 data_output_ctl;
u8 data_fifo_mode;
u8 out_rate_comp;
u8 i2c_repeater;
// int inversion;
int lo_clk;
int hi_clk;
u32 esno_ave;
u32 esno_quant;
u32 avframes_coarse;
u32 avframes_fine;
u32 miss_threshold;
u32 uwp_threshold_acq;
u32 uwp_threshold_track;
u32 uwp_threshold_sof;
u32 sof_search_timeout;
u32 btr_nco_bits;
u32 btr_gain_shift_offset;
u32 crl_nco_bits;
u32 ldpc_max_iter;
int (*tuner_set_frequency)(struct dvb_frontend *fe, u32 frequency);
int (*tuner_get_frequency)(struct dvb_frontend *fe, u32 *frequency);
int (*tuner_set_bandwidth)(struct dvb_frontend *fe, u32 bandwidth);
int (*tuner_get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth);
int (*tuner_set_rfsiggain)(struct dvb_frontend *fe, u32 rf_gain);
};
#if IS_REACHABLE(CONFIG_DVB_STB0899)
extern struct dvb_frontend *stb0899_attach(struct stb0899_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *stb0899_attach(struct stb0899_config *config,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif //CONFIG_DVB_STB0899
#endif
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