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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2004 Tyan Computer
* Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer.
* Copyright (C) 2006,2007 AMD
* Written by Yinghai Lu <yinghai.lu@amd.com> for AMD.
* Copyright (C) 2007 Silicon Integrated Systems Corp. (SiS)
* Written by Morgan Tsai <my_tsai@sis.com> for SiS.
*
* 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.
*/
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include <arch/io.h>
#include "sis966.h"
#include <device/pci_ehci.h>
static const u8 SiS_SiS7002_init[22][3]={
{0x04, 0x00, 0x06},
{0x0D, 0x00, 0x00},
{0x2C, 0xFF, 0x39},
{0x2D, 0xFF, 0x10},
{0x2E, 0xFF, 0x02},
{0x2F, 0xFF, 0x70},
{0x74, 0x00, 0x00},
{0x75, 0x00, 0x00},
{0x76, 0x00, 0x00},
{0x77, 0x00, 0x00},
{0x7A, 0x00, 0x00},
{0x7B, 0x00, 0x00},
{0x40, 0x00, 0x20},
{0x41, 0x00, 0x00},
{0x42, 0x00, 0x00},
{0x43, 0x00, 0x08},
{0x44, 0x00, 0x04},
{0x48, 0x00, 0x10},
{0x49, 0x00, 0x80},
{0x4A, 0x00, 0x07},
{0x4B, 0x00, 0x00},
{0x00, 0x00, 0x00} //End of table
};
static void usb2_init(struct device *dev)
{
u8 *base;
struct resource *res;
int i;
u8 temp8;
printk(BIOS_DEBUG, "USB 2.0 INIT:---------->\n");
//-------------- enable USB2.0 (SiS7002) ----------------------
i = 0;
while (SiS_SiS7002_init[i][0] != 0) {
temp8 = pci_read_config8(dev, SiS_SiS7002_init[i][0]);
temp8 &= SiS_SiS7002_init[i][1];
temp8 |= SiS_SiS7002_init[i][2];
pci_write_config8(dev, SiS_SiS7002_init[i][0], temp8);
i++;
};
res = find_resource(dev, 0x10);
if (!res)
return;
base = res2mmio(res, 0, 0);
printk(BIOS_DEBUG, "base = 0x%p\n", base);
write32(base + 0x20, 0x2);
//-------------------------------------------------------------
#if DEBUG_USB2
printk(BIOS_DEBUG, "****** USB 2.0 PCI config ******");
printk(BIOS_DEBUG, "\n 03020100 07060504 0B0A0908 0F0E0D0C");
for (i=0;i<0xff;i+=4) {
if ((i%16)==0)
printk(BIOS_DEBUG, "\n%02x: ", i);
printk(BIOS_DEBUG, "%08x ", pci_read_config32(dev,i));
}
printk(BIOS_DEBUG, "\n");
#endif
printk(BIOS_DEBUG, "USB 2.0 INIT:<----------\n");
}
static void lpci_set_subsystem(struct device *dev, unsigned vendor,
unsigned device)
{
pci_write_config32(dev, 0x40,
((device & 0xffff) << 16) | (vendor & 0xffff));
}
static struct pci_operations lops_pci = {
.set_subsystem = lpci_set_subsystem,
};
static struct device_operations usb2_ops = {
.read_resources = pci_ehci_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pci_dev_enable_resources,
.init = usb2_init,
// .enable = sis966_enable,
.scan_bus = 0,
.ops_pci = &lops_pci,
};
static const struct pci_driver usb2_driver __pci_driver = {
.ops = &usb2_ops,
.vendor = PCI_VENDOR_ID_SIS,
.device = PCI_DEVICE_ID_SIS_SIS966_USB2,
};
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