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Steven Tothaacb9d32007-12-18 01:55:51 -03001/*
2 * Driver for Xceive XC5000 "QAM/8VSB single chip tuner"
3 *
Steven Toth6d897612008-09-03 17:12:12 -03004 * Copyright (c) 2007 Steven Toth <stoth@linuxtv.org>
Steven Tothaacb9d32007-12-18 01:55:51 -03005 *
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 *
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#ifndef __XC5000_H__
23#define __XC5000_H__
24
Mauro Carvalho Chehab9dc353c2013-03-21 16:24:09 -030025#include <linux/kconfig.h>
Steven Tothaacb9d32007-12-18 01:55:51 -030026#include <linux/firmware.h>
27
28struct dvb_frontend;
29struct i2c_adapter;
30
Michael Krufky6fab81d2012-02-08 14:57:39 -030031#define XC5000A 1
32#define XC5000C 2
Michael Krufky76efb0ba2012-02-06 19:40:32 -030033
Steven Tothaacb9d32007-12-18 01:55:51 -030034struct xc5000_config {
Steven Toth27c685a2008-01-05 16:50:14 -030035 u8 i2c_address;
36 u32 if_khz;
Devin Heitmueller496e9052009-09-24 13:27:24 -030037 u8 radio_input;
Michael Krufky409328a2012-04-16 15:21:51 -030038 u16 xtal_khz;
Richard Vollkommer52e269b2014-10-25 17:17:22 -030039 u16 output_amp;
Michael Krufky76efb0ba2012-02-06 19:40:32 -030040
Michael Krufky6fab81d2012-02-08 14:57:39 -030041 int chip_id;
Steven Tothaacb9d32007-12-18 01:55:51 -030042};
43
Steven Toth27c685a2008-01-05 16:50:14 -030044/* xc5000 callback command */
45#define XC5000_TUNER_RESET 0
46
Devin Heitmueller496e9052009-09-24 13:27:24 -030047/* Possible Radio inputs */
48#define XC5000_RADIO_NOT_CONFIGURED 0
49#define XC5000_RADIO_FM1 1
50#define XC5000_RADIO_FM2 2
Dmitri Belimov724dcbf2011-02-01 05:25:19 -030051#define XC5000_RADIO_FM1_MONO 3
Devin Heitmueller496e9052009-09-24 13:27:24 -030052
Michael Krufky48723542008-05-10 14:34:09 -030053/* For each bridge framework, when it attaches either analog or digital,
54 * it has to store a reference back to its _core equivalent structure,
55 * so that it can service the hardware by steering gpio's etc.
56 * Each bridge implementation is different so cast devptr accordingly.
57 * The xc5000 driver cares not for this value, other than ensuring
58 * it's passed back to a bridge during tuner_callback().
59 */
60
Mauro Carvalho Chehab9dc353c2013-03-21 16:24:09 -030061#if IS_ENABLED(CONFIG_MEDIA_TUNER_XC5000)
Steven Toth8f3cd532008-10-16 20:29:38 -030062extern struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe,
Steven Tothaacb9d32007-12-18 01:55:51 -030063 struct i2c_adapter *i2c,
lawrence rust2e4e98e2010-08-25 09:50:20 -030064 const struct xc5000_config *cfg);
Steven Tothaacb9d32007-12-18 01:55:51 -030065#else
Steven Toth8f3cd532008-10-16 20:29:38 -030066static inline struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe,
Steven Tothaacb9d32007-12-18 01:55:51 -030067 struct i2c_adapter *i2c,
lawrence rust2e4e98e2010-08-25 09:50:20 -030068 const struct xc5000_config *cfg)
Steven Tothaacb9d32007-12-18 01:55:51 -030069{
Harvey Harrison271ddbf2008-04-08 23:20:00 -030070 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
Steven Tothaacb9d32007-12-18 01:55:51 -030071 return NULL;
72}
Steven Toth8f3cd532008-10-16 20:29:38 -030073#endif
Steven Tothaacb9d32007-12-18 01:55:51 -030074
Steven Toth8f3cd532008-10-16 20:29:38 -030075#endif