mirror of https://gitee.com/openkylin/linux.git
73 lines
1.9 KiB
C
73 lines
1.9 KiB
C
/*
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* Driver for the Conexant CX25821 PCIe bridge
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*
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* Copyright (C) 2009 Conexant Systems Inc.
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* Authors <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
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* Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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*
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/pci.h>
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#include <linux/delay.h>
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#include <media/cx25840.h>
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#include "cx25821.h"
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#include "tuner-xc2028.h"
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/* board config info */
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struct cx25821_board cx25821_boards[] = {
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[UNKNOWN_BOARD] = {
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.name = "UNKNOWN/GENERIC",
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/* Ensure safe default for unknown boards */
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.clk_freq = 0,
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},
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[CX25821_BOARD] = {
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.name = "CX25821",
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.portb = CX25821_RAW,
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.portc = CX25821_264,
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.input[0].type = CX25821_VMUX_COMPOSITE,
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},
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};
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const unsigned int cx25821_bcount = ARRAY_SIZE(cx25821_boards);
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struct cx25821_subid cx25821_subids[] = {
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{
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.subvendor = 0x14f1,
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.subdevice = 0x0920,
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.card = CX25821_BOARD,
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},
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};
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void cx25821_card_setup(struct cx25821_dev *dev)
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{
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static u8 eeprom[256];
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if (dev->i2c_bus[0].i2c_rc == 0) {
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dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
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tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom,
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sizeof(eeprom));
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}
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}
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