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-rw-r--r--arch/arm/mach-iop13xx/iq81340sc.c100
1 files changed, 100 insertions, 0 deletions
diff --git a/arch/arm/mach-iop13xx/iq81340sc.c b/arch/arm/mach-iop13xx/iq81340sc.c
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1/*
2 * iq81340sc 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 <asm/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 <asm/arch/pci.h>
27#include <asm/mach/time.h>
28
29extern int init_atu;
30
31static int __init
32iq81340sc_atux_map_irq(struct pci_dev *dev, u8 idsel, u8 pin)
33{
34 WARN_ON(idsel < 1 || idsel > 2);
35
36 switch (idsel) {
37 case 1:
38 switch (pin) {
39 case 1: return ATUX_INTB;
40 case 2: return ATUX_INTC;
41 case 3: return ATUX_INTD;
42 case 4: return ATUX_INTA;
43 default: return -1;
44 }
45 case 2:
46 switch (pin) {
47 case 1: return ATUX_INTC;
48 case 2: return ATUX_INTC;
49 case 3: return ATUX_INTC;
50 case 4: return ATUX_INTC;
51 default: return -1;
52 }
53 default: return -1;
54 }
55}
56
57static struct hw_pci iq81340sc_pci __initdata = {
58 .swizzle = pci_std_swizzle,
59 .nr_controllers = 0,
60 .setup = iop13xx_pci_setup,
61 .scan = iop13xx_scan_bus,
62 .map_irq = iq81340sc_atux_map_irq,
63 .preinit = iop13xx_pci_init
64};
65
66static int __init iq81340sc_pci_init(void)
67{
68 iop13xx_atu_select(&iq81340sc_pci);
69 pci_common_init(&iq81340sc_pci);
70 iop13xx_map_pci_memory();
71
72 return 0;
73}
74
75static void __init iq81340sc_init(void)
76{
77 iop13xx_platform_init();
78 iq81340sc_pci_init();
79}
80
81static void __init iq81340sc_timer_init(void)
82{
83 iop13xx_init_time(400000000);
84}
85
86static struct sys_timer iq81340sc_timer = {
87 .init = iq81340sc_timer_init,
88 .offset = iop13xx_gettimeoffset,
89};
90
91MACHINE_START(IQ81340SC, "Intel IQ81340SC")
92 /* Maintainer: Dan Williams <dan.j.williams@intel.com> */
93 .phys_io = PHYS_IO,
94 .io_pg_offst = IO_PG_OFFSET,
95 .map_io = iop13xx_map_io,
96 .init_irq = iop13xx_init_irq,
97 .timer = &iq81340sc_timer,
98 .boot_params = BOOT_PARAM_OFFSET,
99 .init_machine = iq81340sc_init,
100MACHINE_END