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foxbox/firmware/export/si4700.h
Bertrik Sikken 8c19dcd598 FS#12370: Initial RDS support for Si4701/Si4703 tuner (beast and clip zip)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31346 a1c6a512-1295-4272-9138-f99709370657
2011-12-17 20:24:19 +00:00

62 lines
1.9 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
*
* $Id$
*
* Tuner header for the Silicon Labs SI4700
*
* Copyright (C) 2008 Dave Chapman
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef _SI4700_H_
#define _SI4700_H_
#include <stdint.h>
#define HAVE_RADIO_REGION
#define HAVE_RADIO_RSSI
struct si4700_dbg_info
{
uint16_t regs[16]; /* Read registers */
};
bool si4700_detect(void);
void si4700_init(void);
int si4700_set(int setting, int value);
int si4700_get(int setting);
void si4700_dbg_info(struct si4700_dbg_info *nfo);
/* For interrupt-based mono/stereo indicator */
bool si4700_st(void);
/** RDS support **/
void si4700_rds_init(void);
/* Read raw RDS info for processing */
bool si4700_rds_read_raw(uint16_t data[4]);
/* Radio is fully powered up or about to be powered down */
void si4700_rds_powerup(bool on);
/* Obtain specified string */
char* si4700_get_rds_info(int setting);
/* Set the event flag */
void si4700_rds_set_event(void);
#ifndef CONFIG_TUNER_MULTI
#define tuner_set si4700_set
#define tuner_get si4700_get
#define tuner_get_rds_info si4700_get_rds_info
#endif
#endif /* _SI4700_H_ */