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#include <linux/init.h> 25#include <linux/module.h> 26#include <linux/pci.h> 27#include <linux/delay.h> 28#include <media/cx25840.h> 29 30#include "cx25821.h" 31#include "tuner-xc2028.h" 32 33/* board config info */ 34 35struct cx25821_board cx25821_boards[] = { 36 [UNKNOWN_BOARD] = { 37 .name = "UNKNOWN/GENERIC", 38 /* Ensure safe default for unknown boards */ 39 .clk_freq = 0, 40 }, 41 42 [CX25821_BOARD] = { 43 .name = "CX25821", 44 .portb = CX25821_RAW, 45 .portc = CX25821_264, 46 .input[0].type = CX25821_VMUX_COMPOSITE, 47 }, 48 49}; 50 51const unsigned int cx25821_bcount = ARRAY_SIZE(cx25821_boards); 52 53struct cx25821_subid cx25821_subids[] = { 54 { 55 .subvendor = 0x14f1, 56 .subdevice = 0x0920, 57 .card = CX25821_BOARD, 58 }, 59}; 60 61void cx25821_card_setup(struct cx25821_dev *dev) 62{ 63 static u8 eeprom[256]; 64 65 if (dev->i2c_bus[0].i2c_rc == 0) { 66 dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1; 67 tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom, 68 sizeof(eeprom)); 69 } 70} 71