mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-09-25 16:18:32 +03:00
e9601431a5
Patch from Bernhard Loos. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20134 3c298f89-4303-0410-b956-a3cf2f4a3e73
113 lines
2.6 KiB
C
113 lines
2.6 KiB
C
/*
|
|
* RDC321x southbrige driver
|
|
*
|
|
* Copyright (C) 2007-2010 Florian Fainelli <florian@openwrt.org>
|
|
*
|
|
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*
|
|
*/
|
|
#include <linux/init.h>
|
|
#include <linux/module.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/pci.h>
|
|
|
|
#include <asm/rdc321x_defs.h>
|
|
|
|
static struct pci_dev *rdc321x_sb_pdev;
|
|
|
|
/*
|
|
* Unlocked PCI configuration space accessors
|
|
*/
|
|
int rdc321x_pci_read(int reg, u32 *val)
|
|
{
|
|
int err;
|
|
|
|
err = pci_read_config_dword(rdc321x_sb_pdev, reg, val);
|
|
if (err)
|
|
return err;
|
|
|
|
return err;
|
|
}
|
|
EXPORT_SYMBOL(rdc321x_pci_read);
|
|
|
|
int rdc321x_pci_write(int reg, u32 val)
|
|
{
|
|
int err;
|
|
|
|
err = pci_write_config_dword(rdc321x_sb_pdev, reg, val);
|
|
if (err)
|
|
return err;
|
|
|
|
return err;
|
|
}
|
|
EXPORT_SYMBOL(rdc321x_pci_write);
|
|
|
|
static struct platform_device rdc321x_wdt_device = {
|
|
.name = "rdc321x-wdt"
|
|
};
|
|
|
|
static struct platform_device rdc321x_gpio_device = {
|
|
.name = "rdc321x-gpio"
|
|
};
|
|
|
|
static int __devinit rdc321x_sb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
|
|
{
|
|
int err;
|
|
|
|
err = pci_enable_device(pdev);
|
|
if (err) {
|
|
printk(KERN_ERR "failed to enable device\n");
|
|
return err;
|
|
}
|
|
|
|
rdc321x_sb_pdev = pdev;
|
|
|
|
err = platform_device_register(&rdc321x_wdt_device);
|
|
if (err) {
|
|
dev_err(&pdev->dev, "failed to register watchdog\n");
|
|
return err;
|
|
}
|
|
|
|
panic_on_unrecovered_nmi = 1;
|
|
|
|
err = platform_device_register(&rdc321x_gpio_device);
|
|
if (err) {
|
|
dev_err(&pdev->dev, "failed to register gpiochip\n");
|
|
return err;
|
|
}
|
|
dev_info(&rdc321x_sb_pdev->dev, "RDC321x southhridge registered\n");
|
|
|
|
return err;
|
|
}
|
|
|
|
static struct pci_device_id rdc321x_sb_table[] = {
|
|
{ PCI_DEVICE(PCI_VENDOR_ID_RDC, PCI_DEVICE_ID_RDC_R6030) },
|
|
{}
|
|
};
|
|
|
|
static struct pci_driver rdc321x_sb_driver = {
|
|
.name = "RDC3210 Southbridge",
|
|
.id_table = rdc321x_sb_table,
|
|
.probe = rdc321x_sb_probe
|
|
};
|
|
|
|
static int __init rdc321x_sb_init(void)
|
|
{
|
|
return pci_register_driver(&rdc321x_sb_driver);
|
|
}
|
|
|
|
device_initcall(rdc321x_sb_init);
|