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c5f80065 EG |
1 | /* |
2 | * arch/arm/mach-tegra/io.c | |
3 | * | |
4 | * Copyright (C) 2010 Google, Inc. | |
5 | * | |
6 | * Author: | |
7 | * Colin Cross <ccross@google.com> | |
8 | * Erik Gilling <konkers@google.com> | |
9 | * | |
10 | * This software is licensed under the terms of the GNU General Public | |
11 | * License version 2, as published by the Free Software Foundation, and | |
12 | * may be copied, distributed, and modified under those terms. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | */ | |
20 | ||
21 | #include <linux/kernel.h> | |
22 | #include <linux/module.h> | |
23 | #include <linux/init.h> | |
24 | #include <linux/mm.h> | |
25 | #include <linux/io.h> | |
26 | ||
c5f80065 EG |
27 | #include <asm/page.h> |
28 | #include <asm/mach/map.h> | |
29 | ||
30 | #include "board.h" | |
2be39c07 | 31 | #include "iomap.h" |
c5f80065 EG |
32 | |
33 | static struct map_desc tegra_io_desc[] __initdata = { | |
34 | { | |
e748b731 | 35 | .virtual = (unsigned long)IO_PPSB_VIRT, |
c5f80065 EG |
36 | .pfn = __phys_to_pfn(IO_PPSB_PHYS), |
37 | .length = IO_PPSB_SIZE, | |
38 | .type = MT_DEVICE, | |
39 | }, | |
40 | { | |
e748b731 | 41 | .virtual = (unsigned long)IO_APB_VIRT, |
c5f80065 EG |
42 | .pfn = __phys_to_pfn(IO_APB_PHYS), |
43 | .length = IO_APB_SIZE, | |
44 | .type = MT_DEVICE, | |
45 | }, | |
46 | { | |
e748b731 | 47 | .virtual = (unsigned long)IO_CPU_VIRT, |
c5f80065 EG |
48 | .pfn = __phys_to_pfn(IO_CPU_PHYS), |
49 | .length = IO_CPU_SIZE, | |
50 | .type = MT_DEVICE, | |
51 | }, | |
c231d697 | 52 | { |
e748b731 | 53 | .virtual = (unsigned long)IO_IRAM_VIRT, |
c231d697 CC |
54 | .pfn = __phys_to_pfn(IO_IRAM_PHYS), |
55 | .length = IO_IRAM_SIZE, | |
56 | .type = MT_DEVICE, | |
57 | }, | |
c5f80065 EG |
58 | }; |
59 | ||
60 | void __init tegra_map_common_io(void) | |
61 | { | |
7a281065 | 62 | debug_ll_io_init(); |
c5f80065 EG |
63 | iotable_init(tegra_io_desc, ARRAY_SIZE(tegra_io_desc)); |
64 | } |