summaryrefslogtreecommitdiff
path: root/arch/arm/mach-at91rm9200/at91rm9200.c
blob: e21cb845d112c95fc25b7980afea150ed242176e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
/*
 * arch/arm/mach-at91rm9200/at91rm9200.c
 *
 *  Copyright (C) 2005 SAN People
 *
 * 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 */

#include <linux/module.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include <asm/hardware.h>
#include "generic.h"

static struct map_desc at91rm9200_io_desc[] __initdata = {
	{
		.virtual	= AT91_VA_BASE_SYS,
		.pfn		= __phys_to_pfn(AT91_BASE_SYS),
		.length		= SZ_4K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_SPI,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_SPI),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_SSC2,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_SSC2),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_SSC1,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_SSC1),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_SSC0,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_SSC0),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_US3,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_US3),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_US2,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_US2),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_US1,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_US1),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_US0,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_US0),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_EMAC,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_EMAC),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_TWI,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_TWI),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_MCI,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_MCI),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_UDP,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_UDP),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_TCB1,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_TCB1),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_VA_BASE_TCB0,
		.pfn		= __phys_to_pfn(AT91RM9200_BASE_TCB0),
		.length		= SZ_16K,
		.type		= MT_DEVICE,
	}, {
		.virtual	= AT91_SRAM_VIRT_BASE,
		.pfn		= __phys_to_pfn(AT91RM9200_SRAM_BASE),
		.length		= AT91RM9200_SRAM_SIZE,
		.type		= MT_DEVICE,
	},
};

void __init at91rm9200_map_io(void)
{
	iotable_init(at91rm9200_io_desc, ARRAY_SIZE(at91rm9200_io_desc));
}

/*
 * The default interrupt priority levels (0 = lowest, 7 = highest).
 */
static unsigned int at91rm9200_default_irq_priority[NR_AIC_IRQS] __initdata = {
	7,	/* Advanced Interrupt Controller (FIQ) */
	7,	/* System Peripherals */
	0,	/* Parallel IO Controller A */
	0,	/* Parallel IO Controller B */
	0,	/* Parallel IO Controller C */
	0,	/* Parallel IO Controller D */
	6,	/* USART 0 */
	6,	/* USART 1 */
	6,	/* USART 2 */
	6,	/* USART 3 */
	0,	/* Multimedia Card Interface */
	4,	/* USB Device Port */
	0,	/* Two-Wire Interface */
	6,	/* Serial Peripheral Interface */
	5,	/* Serial Synchronous Controller 0 */
	5,	/* Serial Synchronous Controller 1 */
	5,	/* Serial Synchronous Controller 2 */
	0,	/* Timer Counter 0 */
	0,	/* Timer Counter 1 */
	0,	/* Timer Counter 2 */
	0,	/* Timer Counter 3 */
	0,	/* Timer Counter 4 */
	0,	/* Timer Counter 5 */
	3,	/* USB Host port */
	3,	/* Ethernet MAC */
	0,	/* Advanced Interrupt Controller (IRQ0) */
	0,	/* Advanced Interrupt Controller (IRQ1) */
	0,	/* Advanced Interrupt Controller (IRQ2) */
	0,	/* Advanced Interrupt Controller (IRQ3) */
	0,	/* Advanced Interrupt Controller (IRQ4) */
	0,	/* Advanced Interrupt Controller (IRQ5) */
	0	/* Advanced Interrupt Controller (IRQ6) */
};

void __init at91rm9200_init_irq(unsigned int priority[NR_AIC_IRQS])
{
	if (!priority)
		priority = at91rm9200_default_irq_priority;

	at91_aic_init(priority);
}