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-rw-r--r--arch/arm/mach-picoxcell/common.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/mach-picoxcell/common.c b/arch/arm/mach-picoxcell/common.c
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index 000000000000..34d08347be5f
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+++ b/arch/arm/mach-picoxcell/common.c
@@ -0,0 +1,55 @@
1/*
2 * Copyright (c) 2011 Picochip Ltd., Jamie Iles
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 *
8 * All enquiries to support@picochip.com
9 */
10#include <linux/irq.h>
11#include <linux/irqdomain.h>
12#include <linux/of.h>
13#include <linux/of_address.h>
14#include <linux/of_platform.h>
15
16#include <asm/mach/arch.h>
17#include <asm/hardware/vic.h>
18
19#include <mach/map.h>
20#include <mach/picoxcell_soc.h>
21
22#include "common.h"
23
24static void __init picoxcell_init_machine(void)
25{
26 of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
27}
28
29static const char *picoxcell_dt_match[] = {
30 "picochip,pc3x2",
31 "picochip,pc3x3",
32 NULL
33};
34
35static const struct of_device_id vic_of_match[] __initconst = {
36 { .compatible = "arm,pl192-vic" },
37 { /* Sentinel */ }
38};
39
40static void __init picoxcell_init_irq(void)
41{
42 vic_init(IO_ADDRESS(PICOXCELL_VIC0_BASE), 0, ~0, 0);
43 vic_init(IO_ADDRESS(PICOXCELL_VIC1_BASE), 32, ~0, 0);
44 irq_domain_generate_simple(vic_of_match, PICOXCELL_VIC0_BASE, 0);
45 irq_domain_generate_simple(vic_of_match, PICOXCELL_VIC1_BASE, 32);
46}
47
48DT_MACHINE_START(PICOXCELL, "Picochip picoXcell")
49 .map_io = picoxcell_map_io,
50 .nr_irqs = ARCH_NR_IRQS,
51 .init_irq = picoxcell_init_irq,
52 .timer = &picoxcell_timer,
53 .init_machine = picoxcell_init_machine,
54 .dt_compat = picoxcell_dt_match,
55MACHINE_END