1/* 2 Samsung S5H1411 VSB/QAM demodulator driver 3 4 Copyright (C) 2008 Steven Toth <stoth@linuxtv.org> 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2 of the License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program; if not, write to the Free Software 18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19 20*/ 21 22#ifndef __S5H1411_H__ 23#define __S5H1411_H__ 24 25#include <linux/dvb/frontend.h> 26 27#define S5H1411_I2C_TOP_ADDR (0x32 >> 1) 28#define S5H1411_I2C_QAM_ADDR (0x34 >> 1) 29 30struct s5h1411_config { 31 32 /* serial/parallel output */ 33#define S5H1411_PARALLEL_OUTPUT 0 34#define S5H1411_SERIAL_OUTPUT 1 35 u8 output_mode; 36 37 /* GPIO Setting */ 38#define S5H1411_GPIO_OFF 0 39#define S5H1411_GPIO_ON 1 40 u8 gpio; 41 42 /* MPEG signal timing */ 43#define S5H1411_MPEGTIMING_CONTINUOUS_INVERTING_CLOCK 0 44#define S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1 45#define S5H1411_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2 46#define S5H1411_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK 3 47 u16 mpeg_timing; 48 49 /* IF Freq for QAM and VSB in KHz */ 50#define S5H1411_IF_3250 3250 51#define S5H1411_IF_3500 3500 52#define S5H1411_IF_4000 4000 53#define S5H1411_IF_5380 5380 54#define S5H1411_IF_44000 44000 55#define S5H1411_VSB_IF_DEFAULT S5H1411_IF_44000 56#define S5H1411_QAM_IF_DEFAULT S5H1411_IF_44000 57 u16 qam_if; 58 u16 vsb_if; 59 60 /* Spectral Inversion */ 61#define S5H1411_INVERSION_OFF 0 62#define S5H1411_INVERSION_ON 1 63 u8 inversion; 64 65 /* Return lock status based on tuner lock, or demod lock */ 66#define S5H1411_TUNERLOCKING 0 67#define S5H1411_DEMODLOCKING 1 68 u8 status_mode; 69}; 70 71#if IS_REACHABLE(CONFIG_DVB_S5H1411) 72extern struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config, 73 struct i2c_adapter *i2c); 74#else 75static inline struct dvb_frontend *s5h1411_attach( 76 const struct s5h1411_config *config, 77 struct i2c_adapter *i2c) 78{ 79 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 80 return NULL; 81} 82#endif /* CONFIG_DVB_S5H1411 */ 83 84#endif /* __S5H1411_H__ */ 85