aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-tegra/iomap.h
blob: 9bc291e76887aa42e71e504e39803a32cb94d00c (plain) (blame)
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
/*
 * Copyright (C) 2010 Google, Inc.
 *
 * Author:
 *	Colin Cross <ccross@google.com>
 *	Erik Gilling <konkers@google.com>
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * 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.
 *
 */

#ifndef __MACH_TEGRA_IOMAP_H
#define __MACH_TEGRA_IOMAP_H

#include <asm/pgtable.h>
#include <asm/sizes.h>

#define TEGRA_IRAM_BASE			0x40000000
#define TEGRA_IRAM_SIZE			SZ_256K

#define TEGRA_ARM_PERIF_BASE		0x50040000
#define TEGRA_ARM_PERIF_SIZE		SZ_8K

#define TEGRA_ARM_INT_DIST_BASE		0x50041000
#define TEGRA_ARM_INT_DIST_SIZE		SZ_4K

#define TEGRA_TMR1_BASE			0x60005000
#define TEGRA_TMR1_SIZE			SZ_8

#define TEGRA_TMR2_BASE			0x60005008
#define TEGRA_TMR2_SIZE			SZ_8

#define TEGRA_TMRUS_BASE		0x60005010
#define TEGRA_TMRUS_SIZE		SZ_64

#define TEGRA_TMR3_BASE			0x60005050
#define TEGRA_TMR3_SIZE			SZ_8

#define TEGRA_TMR4_BASE			0x60005058
#define TEGRA_TMR4_SIZE			SZ_8

#define TEGRA_CLK_RESET_BASE		0x60006000
#define TEGRA_CLK_RESET_SIZE		SZ_4K

#define TEGRA_FLOW_CTRL_BASE		0x60007000
#define TEGRA_FLOW_CTRL_SIZE		20

#define TEGRA_SB_BASE			0x6000C200
#define TEGRA_SB_SIZE			256

#define TEGRA_EXCEPTION_VECTORS_BASE    0x6000F000
#define TEGRA_EXCEPTION_VECTORS_SIZE    SZ_4K

#define TEGRA_APB_MISC_BASE		0x70000000
#define TEGRA_APB_MISC_SIZE		SZ_4K

#define TEGRA_UARTA_BASE		0x70006000
#define TEGRA_UARTA_SIZE		SZ_64

#define TEGRA_UARTB_BASE		0x70006040
#define TEGRA_UARTB_SIZE		SZ_64

#define TEGRA_UARTC_BASE		0x70006200
#define TEGRA_UARTC_SIZE		SZ_256

#define TEGRA_UARTD_BASE		0x70006300
#define TEGRA_UARTD_SIZE		SZ_256

#define TEGRA_UARTE_BASE		0x70006400
#define TEGRA_UARTE_SIZE		SZ_256

#define TEGRA_PMC_BASE			0x7000E400
#define TEGRA_PMC_SIZE			SZ_256

#define TEGRA_MC_BASE			0x7000F000
#define TEGRA_MC_SIZE			SZ_1K

#define TEGRA_EMC_BASE			0x7000F400
#define TEGRA_EMC_SIZE			SZ_1K

#define TEGRA114_MC_BASE		0x70019000
#define TEGRA114_MC_SIZE		SZ_4K

#define TEGRA_EMC0_BASE			0x7001A000
#define TEGRA_EMC0_SIZE			SZ_2K

#define TEGRA_EMC1_BASE			0x7001A800
#define TEGRA_EMC1_SIZE			SZ_2K

#define TEGRA124_MC_BASE		0x70019000
#define TEGRA124_MC_SIZE		SZ_4K

#define TEGRA124_EMC_BASE		0x7001B000
#define TEGRA124_EMC_SIZE		SZ_2K

#define TEGRA_CSITE_BASE		0x70040000
#define TEGRA_CSITE_SIZE		SZ_256K

/* On TEGRA, many peripherals are very closely packed in
 * two 256MB io windows (that actually only use about 64KB
 * at the start of each).
 *
 * We will just map the first MMU section of each window (to minimize
 * pt entries needed) and provide a macro to transform physical
 * io addresses to an appropriate void __iomem *.
 */

#define IO_IRAM_PHYS	0x40000000
#define IO_IRAM_VIRT	IOMEM(0xFE400000)
#define IO_IRAM_SIZE	SZ_256K

#define IO_CPU_PHYS	0x50040000
#define IO_CPU_VIRT	IOMEM(0xFE440000)
#define IO_CPU_SIZE	SZ_16K

#define IO_PPSB_PHYS	0x60000000
#define IO_PPSB_VIRT	IOMEM(0xFE200000)
#define IO_PPSB_SIZE	SECTION_SIZE

#define IO_APB_PHYS	0x70000000
#define IO_APB_VIRT	IOMEM(0xFE000000)
#define IO_APB_SIZE	SECTION_SIZE

#define IO_TO_VIRT_BETWEEN(p, st, sz)	((p) >= (st) && (p) < ((st) + (sz)))
#define IO_TO_VIRT_XLATE(p, pst, vst)	(((p) - (pst) + (vst)))

#define IO_TO_VIRT(n) ( \
	IO_TO_VIRT_BETWEEN((n), IO_PPSB_PHYS, IO_PPSB_SIZE) ?		\
		IO_TO_VIRT_XLATE((n), IO_PPSB_PHYS, IO_PPSB_VIRT) :	\
	IO_TO_VIRT_BETWEEN((n), IO_APB_PHYS, IO_APB_SIZE) ?		\
		IO_TO_VIRT_XLATE((n), IO_APB_PHYS, IO_APB_VIRT) :	\
	IO_TO_VIRT_BETWEEN((n), IO_CPU_PHYS, IO_CPU_SIZE) ?		\
		IO_TO_VIRT_XLATE((n), IO_CPU_PHYS, IO_CPU_VIRT) :	\
	IO_TO_VIRT_BETWEEN((n), IO_IRAM_PHYS, IO_IRAM_SIZE) ?		\
		IO_TO_VIRT_XLATE((n), IO_IRAM_PHYS, IO_IRAM_VIRT) :	\
	NULL)

#define IO_ADDRESS(n) (IO_TO_VIRT(n))

#endif