stb6100.h

  1/* SPDX-License-Identifier: GPL-2.0-or-later */
  2/*
  3	STB6100 Silicon Tuner
  4	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
  5
  6	Copyright (C) ST Microelectronics
  7
  8*/
  9
 10#ifndef __STB_6100_REG_H
 11#define __STB_6100_REG_H
 12
 13#include <linux/dvb/frontend.h>
 14#include <media/dvb_frontend.h>
 15
 16#define STB6100_LD			0x00
 17#define STB6100_LD_LOCK			(1 << 0)
 18
 19#define STB6100_VCO			0x01
 20#define STB6100_VCO_OSCH		(0x01 << 7)
 21#define STB6100_VCO_OSCH_SHIFT		7
 22#define STB6100_VCO_OCK			(0x03 << 5)
 23#define STB6100_VCO_OCK_SHIFT		5
 24#define STB6100_VCO_ODIV		(0x01 << 4)
 25#define STB6100_VCO_ODIV_SHIFT		4
 26#define STB6100_VCO_OSM			(0x0f << 0)
 27
 28#define STB6100_NI			0x02
 29#define STB6100_NF_LSB			0x03
 30
 31#define STB6100_K			0x04
 32#define STB6100_K_PSD2			(0x01 << 2)
 33#define STB6100_K_PSD2_SHIFT            2
 34#define STB6100_K_NF_MSB		(0x03 << 0)
 35
 36#define STB6100_G			0x05
 37#define STB6100_G_G			(0x0f << 0)
 38#define STB6100_G_GCT			(0x07 << 5)
 39
 40#define STB6100_F			0x06
 41#define STB6100_F_F			(0x1f << 0)
 42
 43#define STB6100_DLB			0x07
 44
 45#define STB6100_TEST1			0x08
 46
 47#define STB6100_FCCK			0x09
 48#define STB6100_FCCK_FCCK		(0x01 << 6)
 49
 50#define STB6100_LPEN			0x0a
 51#define STB6100_LPEN_LPEN		(0x01 << 4)
 52#define STB6100_LPEN_SYNP		(0x01 << 5)
 53#define STB6100_LPEN_OSCP		(0x01 << 6)
 54#define STB6100_LPEN_BEN		(0x01 << 7)
 55
 56#define STB6100_TEST3			0x0b
 57
 58#define STB6100_NUMREGS                 0x0c
 59
 60
 61#define INRANGE(val, x, y)		(((x <= val) && (val <= y)) ||		\
 62					 ((y <= val) && (val <= x)) ? 1 : 0)
 63
 64#define CHKRANGE(val, x, y)		(((val >= x) && (val < y)) ? 1 : 0)
 65
 66struct stb6100_config {
 67	u8	tuner_address;
 68	u32	refclock;
 69};
 70
 71struct stb6100_state {
 72	struct i2c_adapter *i2c;
 73
 74	const struct stb6100_config	*config;
 75	struct dvb_tuner_ops		ops;
 76	struct dvb_frontend		*frontend;
 77
 78	u32 frequency;
 79	u32 srate;
 80	u32 bandwidth;
 81	u32 reference;
 82};
 83
 84#if IS_REACHABLE(CONFIG_DVB_STB6100)
 85
 86extern struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
 87					   const struct stb6100_config *config,
 88					   struct i2c_adapter *i2c);
 89
 90#else
 91
 92static inline struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
 93						  const struct stb6100_config *config,
 94						  struct i2c_adapter *i2c)
 95{
 96	printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
 97	return NULL;
 98}
 99
100#endif //CONFIG_DVB_STB6100
101
102#endif