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/*
* This file is part of the LinuxBIOS project.
*
* Copyright (C) 2005 Yinghai Lu <yinghailu@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <smbus.h>
#include <pci.h>
#include <arch/io.h>
#include "i82801_model_specific.h"
#include "i82801xx.h"
#include "i82801_smbus.h"
static int smbus_read_byte(struct bus *bus, device_t dev, uint8_t address)
{
unsigned device;
struct resource *res;
device = dev->path.u.i2c.device;
res = find_resource(bus->dev, 0x20);
return do_smbus_read_byte(res->base, device, address);
}
static struct smbus_bus_operations lops_smbus_bus = {
.read_byte = smbus_read_byte,
};
static struct device_operations smbus_ops = {
.read_resources = pci_dev_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pci_dev_enable_resources,
.init = 0,
.scan_bus = scan_static_bus,
.enable = i82801er_enable,
.ops_smbus_bus = &lops_smbus_bus,
};
/* i82801aa */
static struct pci_driver smbus_driver __pci_driver = {
.ops = &smbus_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.device = 0x2413,
};
/* i82801ab */
static struct pci_driver smbus_driver __pci_driver = {
.ops = &smbus_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.device = 0x2423,
};
/* i82801ba */
static struct pci_driver smbus_driver __pci_driver = {
.ops = &smbus_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.device = 0x2443,
};
/* i82801ca */
static struct pci_driver smbus_driver __pci_driver = {
.ops = &smbus_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.device = 0x2483,
};
/* i82801db and i82801dbm */
static struct pci_driver smbus_driver __pci_driver = {
.ops = &smbus_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.device = 0x24c3,
};
/* i82801eb and i82801er */
static struct pci_driver smbus_driver __pci_driver = {
.ops = &smbus_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.device = 0x24d3,
};
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