1/*
2 * Realtek RTL2832U SDR driver
3 *
4 * Copyright (C) 2013 Antti Palosaari <crope@iki.fi>
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 along
17 *    with this program; if not, write to the Free Software Foundation, Inc.,
18 *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * GNU Radio plugin "gr-kernel" for device usage will be on:
21 * http://git.linuxtv.org/anttip/gr-kernel.git
22 *
23 */
24
25#ifndef RTL2832_SDR_H
26#define RTL2832_SDR_H
27
28#include <linux/i2c.h>
29#include <media/v4l2-subdev.h>
30#include "dvb_frontend.h"
31
32/**
33 * struct rtl2832_sdr_platform_data - Platform data for the rtl2832_sdr driver
34 * @clk: Clock frequency (4000000, 16000000, 25000000, 28800000).
35 * @tuner: Used tuner model.
36 * @i2c_client: rtl2832 demod driver I2C client.
37 * @bulk_read: rtl2832 driver private I/O interface.
38 * @bulk_write: rtl2832 driver private I/O interface.
39 * @update_bits: rtl2832 driver private I/O interface.
40 * @dvb_frontend: rtl2832 DVB frontend.
41 * @v4l2_subdev: Tuner v4l2 controls.
42 * @dvb_usb_device: DVB USB interface for USB streaming.
43 */
44
45struct rtl2832_sdr_platform_data {
46	u32 clk;
47	/*
48	 * XXX: This list must be kept sync with dvb_usb_rtl28xxu USB IF driver.
49	 */
50#define RTL2832_SDR_TUNER_TUA9001   0x24
51#define RTL2832_SDR_TUNER_FC0012    0x26
52#define RTL2832_SDR_TUNER_E4000     0x27
53#define RTL2832_SDR_TUNER_FC0013    0x29
54#define RTL2832_SDR_TUNER_R820T     0x2a
55#define RTL2832_SDR_TUNER_R828D     0x2b
56	u8 tuner;
57
58	struct i2c_client *i2c_client;
59	int (*bulk_read)(struct i2c_client *, unsigned int, void *, size_t);
60	int (*bulk_write)(struct i2c_client *, unsigned int, const void *, size_t);
61	int (*update_bits)(struct i2c_client *, unsigned int, unsigned int, unsigned int);
62	struct dvb_frontend *dvb_frontend;
63	struct v4l2_subdev *v4l2_subdev;
64	struct dvb_usb_device *dvb_usb_device;
65};
66
67#endif /* RTL2832_SDR_H */
68