| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2011 Google Inc |
| * |
| * 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 <device/device.h> |
| #include <device/pci_def.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <console/console.h> |
| #include <arch/io.h> |
| |
| static void oxford_oxpcie_enable(device_t dev) |
| { |
| printk(BIOS_DEBUG, "Initializing Oxford OXPCIe952\n"); |
| |
| struct resource *res = find_resource(dev, 0x10); |
| if (!res) { |
| printk(BIOS_WARNING, "OXPCIe952: No UART resource found.\n"); |
| return; |
| } |
| |
| printk(BIOS_DEBUG, "OXPCIe952: Class=%x Revision ID=%x\n", |
| (read32(res->base) >> 8), (read32(res->base) & 0xff)); |
| printk(BIOS_DEBUG, "OXPCIe952: %d UARTs detected.\n", |
| (read32(res->base + 4) & 3)); |
| } |
| |
| |
| static void oxford_oxpcie_set_resources(struct device *dev) |
| { |
| pci_dev_set_resources(dev); |
| |
| #if CONFIG_CONSOLE_SERIAL8250MEM |
| /* Re-initialize OXPCIe base address after set_resources */ |
| uartmem_init(); |
| #endif |
| } |
| |
| static struct device_operations oxford_oxpcie_ops = { |
| .read_resources = pci_dev_read_resources, |
| .set_resources = oxford_oxpcie_set_resources, |
| .enable_resources = pci_dev_enable_resources, |
| .init = oxford_oxpcie_enable, |
| .scan_bus = 0, |
| }; |
| |
| static const struct pci_driver oxford_oxpcie_driver __pci_driver = { |
| .ops = &oxford_oxpcie_ops, |
| .vendor = 0x1415, |
| .device = 0xc158, |
| }; |
| |
| static const struct pci_driver oxford_oxpcie_driver_2 __pci_driver = { |
| .ops = &oxford_oxpcie_ops, |
| .vendor = 0x1415, |
| .device = 0xc11b, |
| }; |