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/kconfig.h> 26 #include <linux/dvb/frontend.h> 27 28 #define S5H1411_I2C_TOP_ADDR (0x32 >> 1) 29 #define S5H1411_I2C_QAM_ADDR (0x34 >> 1) 30 31 struct s5h1411_config { 32 33 /* serial/parallel output */ 34 #define S5H1411_PARALLEL_OUTPUT 0 35 #define S5H1411_SERIAL_OUTPUT 1 36 u8 output_mode; 37 38 /* GPIO Setting */ 39 #define S5H1411_GPIO_OFF 0 40 #define S5H1411_GPIO_ON 1 41 u8 gpio; 42 43 /* MPEG signal timing */ 44 #define S5H1411_MPEGTIMING_CONTINOUS_INVERTING_CLOCK 0 45 #define S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK 1 46 #define S5H1411_MPEGTIMING_NONCONTINOUS_INVERTING_CLOCK 2 47 #define S5H1411_MPEGTIMING_NONCONTINOUS_NONINVERTING_CLOCK 3 48 u16 mpeg_timing; 49 50 /* IF Freq for QAM and VSB in KHz */ 51 #define S5H1411_IF_3250 3250 52 #define S5H1411_IF_3500 3500 53 #define S5H1411_IF_4000 4000 54 #define S5H1411_IF_5380 5380 55 #define S5H1411_IF_44000 44000 56 #define S5H1411_VSB_IF_DEFAULT S5H1411_IF_44000 57 #define S5H1411_QAM_IF_DEFAULT S5H1411_IF_44000 58 u16 qam_if; 59 u16 vsb_if; 60 61 /* Spectral Inversion */ 62 #define S5H1411_INVERSION_OFF 0 63 #define S5H1411_INVERSION_ON 1 64 u8 inversion; 65 66 /* Return lock status based on tuner lock, or demod lock */ 67 #define S5H1411_TUNERLOCKING 0 68 #define S5H1411_DEMODLOCKING 1 69 u8 status_mode; 70 }; 71 72 #if IS_REACHABLE(CONFIG_DVB_S5H1411) 73 extern struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config, 74 struct i2c_adapter *i2c); 75 #else 76 static inline struct dvb_frontend *s5h1411_attach( 77 const struct s5h1411_config *config, 78 struct i2c_adapter *i2c) 79 { 80 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 81 return NULL; 82 } 83 #endif /* CONFIG_DVB_S5H1411 */ 84 85 #endif /* __S5H1411_H__ */ 86