/*
- * Copyright 2004 Tyan Computer
- * by yhlu@tyan.com
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2004 Tyan Computer
+ * Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer.
+ *
+ * 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; version 2 of the License.
+ *
+ * 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 <console/console.h>
#include <device/device.h>
#include <device/pci.h>
static int lsmbus_recv_byte(device_t dev)
{
- unsigned device;
- struct resource *res;
+ unsigned device;
+ struct resource *res;
struct bus *pbus;
- device = dev->path.u.i2c.device;
+ device = dev->path.i2c.device;
pbus = get_pbus_smbus(dev);
- res = find_resource(pbus->dev, 0x20 + (pbus->link * 4));
+ res = find_resource(pbus->dev, 0x20 + (pbus->link_num * 4));
- return do_smbus_recv_byte(res->base, device);
+ return do_smbus_recv_byte(res->base, device);
}
-
+
static int lsmbus_send_byte(device_t dev, uint8_t val)
{
- unsigned device;
- struct resource *res;
- struct bus *pbus;
+ unsigned device;
+ struct resource *res;
+ struct bus *pbus;
- device = dev->path.u.i2c.device;
- pbus = get_pbus_smbus(dev);
+ device = dev->path.i2c.device;
+ pbus = get_pbus_smbus(dev);
- res = find_resource(pbus->dev, 0x20 + (pbus->link * 4));
+ res = find_resource(pbus->dev, 0x20 + (pbus->link_num * 4));
- return do_smbus_send_byte(res->base, device, val);
+ return do_smbus_send_byte(res->base, device, val);
}
static int lsmbus_read_byte(device_t dev, uint8_t address)
{
- unsigned device;
- struct resource *res;
- struct bus *pbus;
+ unsigned device;
+ struct resource *res;
+ struct bus *pbus;
- device = dev->path.u.i2c.device;
- pbus = get_pbus_smbus(dev);
+ device = dev->path.i2c.device;
+ pbus = get_pbus_smbus(dev);
- res = find_resource(pbus->dev, 0x20 + (pbus->link * 4));
+ res = find_resource(pbus->dev, 0x20 + (pbus->link_num * 4));
- return do_smbus_read_byte(res->base, device, address);
+ return do_smbus_read_byte(res->base, device, address);
}
static int lsmbus_write_byte(device_t dev, uint8_t address, uint8_t val)
{
- unsigned device;
- struct resource *res;
- struct bus *pbus;
+ unsigned device;
+ struct resource *res;
+ struct bus *pbus;
- device = dev->path.u.i2c.device;
- pbus = get_pbus_smbus(dev);
+ device = dev->path.i2c.device;
+ pbus = get_pbus_smbus(dev);
- res = find_resource(pbus->dev, 0x20 + (pbus->link * 4));
+ res = find_resource(pbus->dev, 0x20 + (pbus->link_num * 4));
- return do_smbus_write_byte(res->base, device, address, val);
+ return do_smbus_write_byte(res->base, device, address, val);
}
+
static struct smbus_bus_operations lops_smbus_bus = {
- .recv_byte = lsmbus_recv_byte,
- .send_byte = lsmbus_send_byte,
- .read_byte = lsmbus_read_byte,
- .write_byte = lsmbus_write_byte,
+ .recv_byte = lsmbus_recv_byte,
+ .send_byte = lsmbus_send_byte,
+ .read_byte = lsmbus_read_byte,
+ .write_byte = lsmbus_write_byte,
};
static void lpci_set_subsystem(device_t dev, unsigned vendor, unsigned device)
{
- pci_write_config32(dev, 0x40,
- ((device & 0xffff) << 16) | (vendor & 0xffff));
+ pci_write_config32(dev, 0x40,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
}
static struct pci_operations lops_pci = {
- .set_subsystem = lpci_set_subsystem,
+ .set_subsystem = lpci_set_subsystem,
};
+
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 = ck804_enable,
- .ops_pci = &lops_pci,
- .ops_smbus_bus = &lops_smbus_bus,
+ .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 = ck804_enable,
+ .ops_pci = &lops_pci,
+ .ops_smbus_bus = &lops_smbus_bus,
};
+
static const struct pci_driver smbus_driver __pci_driver = {
- .ops = &smbus_ops,
- .vendor = PCI_VENDOR_ID_NVIDIA,
- .device = PCI_DEVICE_ID_NVIDIA_CK804_SM,
+ .ops = &smbus_ops,
+ .vendor = PCI_VENDOR_ID_NVIDIA,
+ .device = PCI_DEVICE_ID_NVIDIA_CK804_SM,
};
-