/drivers/staging/cx25821/cx25821-cards.c

 1/*
 2 *  Driver for the Conexant CX25821 PCIe bridge
 3 *
 4 *  Copyright (C) 2009 Conexant Systems Inc.
 5 *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
 6 *	Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
 7 *
 8 *  This program is free software; you can redistribute it and/or modify
 9 *  it under the terms of the GNU General Public License as published by
10 *  the Free Software Foundation; either version 2 of the License, or
11 *  (at your option) any later version.
12 *
13 *  This program is distributed in the hope that it will be useful,
14 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *
17 *  GNU General Public License for more details.
18 *
19 *  You should have received a copy of the GNU General Public License
20 *  along with this program; if not, write to the Free Software
21 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 */
23
24#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
25
26#include <linux/init.h>
27#include <linux/module.h>
28#include <linux/pci.h>
29#include <linux/delay.h>
30#include <media/cx25840.h>
31
32#include "cx25821.h"
33#include "tuner-xc2028.h"
34
35/* board config info */
36
37struct cx25821_board cx25821_boards[] = {
38	[UNKNOWN_BOARD] = {
39			   .name = "UNKNOWN/GENERIC",
40			   /* Ensure safe default for unknown boards */
41			   .clk_freq = 0,
42			   },
43
44	[CX25821_BOARD] = {
45			   .name = "CX25821",
46			   .portb = CX25821_RAW,
47			   .portc = CX25821_264,
48			   .input[0].type = CX25821_VMUX_COMPOSITE,
49			   },
50
51};
52
53const unsigned int cx25821_bcount = ARRAY_SIZE(cx25821_boards);
54
55struct cx25821_subid cx25821_subids[] = {
56	{
57	 .subvendor = 0x14f1,
58	 .subdevice = 0x0920,
59	 .card = CX25821_BOARD,
60	 },
61};
62
63void cx25821_card_setup(struct cx25821_dev *dev)
64{
65	static u8 eeprom[256];
66
67	if (dev->i2c_bus[0].i2c_rc == 0) {
68		dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
69		tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom,
70			      sizeof(eeprom));
71	}
72}