1/*
  2 * iq81340mc board support
  3 * Copyright (c) 2005-2006, Intel Corporation.
  4 *
  5 * This program is free software; you can redistribute it and/or modify it
  6 * under the terms and conditions of the GNU General Public License,
  7 * version 2, as published by the Free Software Foundation.
  8 *
  9 * This program is distributed in the hope it will be useful, but WITHOUT
 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 12 * more details.
 13 *
 14 * You should have received a copy of the GNU General Public License along with
 15 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 16 * Place - Suite 330, Boston, MA 02111-1307 USA.
 17 *
 18 */
 19#include <linux/pci.h>
 20
 21#include <mach/hardware.h>
 22#include <asm/irq.h>
 23#include <asm/mach/pci.h>
 24#include <asm/mach-types.h>
 25#include <asm/mach/arch.h>
 26#include <mach/pci.h>
 27#include <asm/mach/time.h>
 28#include <mach/time.h>
 29
 30extern int init_atu; /* Flag to select which ATU(s) to initialize / disable */
 31
 32static int __init
 33iq81340mc_pcix_map_irq(const struct pci_dev *dev, u8 idsel, u8 pin)
 34{
 35	switch (idsel) {
 36	case 1:
 37		switch (pin) {
 38		case 1: return ATUX_INTB;
 39		case 2: return ATUX_INTC;
 40		case 3: return ATUX_INTD;
 41		case 4: return ATUX_INTA;
 42		default: return -1;
 43		}
 44	case 2:
 45		switch (pin) {
 46		case 1: return ATUX_INTC;
 47		case 2: return ATUX_INTD;
 48		case 3: return ATUX_INTC;
 49		case 4: return ATUX_INTD;
 50		default: return -1;
 51		}
 52	default: return -1;
 53	}
 54}
 55
 56static struct hw_pci iq81340mc_pci __initdata = {
 57	.nr_controllers = 0,
 58	.setup		= iop13xx_pci_setup,
 59	.map_irq	= iq81340mc_pcix_map_irq,
 60	.scan		= iop13xx_scan_bus,
 61	.preinit	= iop13xx_pci_init,
 62};
 63
 64static int __init iq81340mc_pci_init(void)
 65{
 66	iop13xx_atu_select(&iq81340mc_pci);
 67	pci_common_init(&iq81340mc_pci);
 68	iop13xx_map_pci_memory();
 69
 70	return 0;
 71}
 72
 73static void __init iq81340mc_init(void)
 74{
 75	iop13xx_platform_init();
 76	iq81340mc_pci_init();
 77	iop13xx_add_tpmi_devices();
 78}
 79
 80static void __init iq81340mc_timer_init(void)
 81{
 82	unsigned long bus_freq = iop13xx_core_freq() / iop13xx_xsi_bus_ratio();
 83	printk(KERN_DEBUG "%s: bus frequency: %lu\n", __func__, bus_freq);
 84	iop_init_time(bus_freq);
 85}
 86
 87static struct sys_timer iq81340mc_timer = {
 88       .init       = iq81340mc_timer_init,
 89};
 90
 91MACHINE_START(IQ81340MC, "Intel IQ81340MC")
 92	/* Maintainer: Dan Williams <dan.j.williams@intel.com> */
 93	.atag_offset    = 0x100,
 94	.init_early     = iop13xx_init_early,
 95	.map_io         = iop13xx_map_io,
 96	.init_irq       = iop13xx_init_irq,
 97	.timer          = &iq81340mc_timer,
 98	.init_machine   = iq81340mc_init,
 99	.restart	= iop13xx_restart,
100MACHINE_END