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9a4cd7a5 DM |
1 | /* |
2 | * Copyright (C) 2000 Deep Blue Solutions Ltd | |
3 | * Copyright (C) 2002 Shane Nay (shane@minirl.com) | |
4 | * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | ||
21 | #include <linux/types.h> | |
22 | #include <linux/init.h> | |
23 | #include <linux/kernel.h> | |
24 | #include <linux/memory.h> | |
25 | ||
a09e64fb | 26 | #include <mach/hardware.h> |
9a4cd7a5 DM |
27 | #include <asm/mach-types.h> |
28 | #include <asm/mach/arch.h> | |
9e8a30dc | 29 | #include <asm/mach/time.h> |
9a4cd7a5 | 30 | #include <asm/mach/map.h> |
a09e64fb | 31 | #include <mach/common.h> |
9a4cd7a5 DM |
32 | #include <asm/page.h> |
33 | #include <asm/setup.h> | |
a09e64fb | 34 | #include <mach/board-mx31lite.h> |
9a4cd7a5 DM |
35 | |
36 | /* | |
37 | * This file contains the board-specific initialization routines. | |
38 | */ | |
39 | ||
40 | /* | |
41 | * This structure defines the MX31 memory map. | |
42 | */ | |
43 | static struct map_desc mx31lite_io_desc[] __initdata = { | |
44 | { | |
45 | .virtual = AIPS1_BASE_ADDR_VIRT, | |
46 | .pfn = __phys_to_pfn(AIPS1_BASE_ADDR), | |
47 | .length = AIPS1_SIZE, | |
48 | .type = MT_NONSHARED_DEVICE | |
49 | }, { | |
50 | .virtual = SPBA0_BASE_ADDR_VIRT, | |
51 | .pfn = __phys_to_pfn(SPBA0_BASE_ADDR), | |
52 | .length = SPBA0_SIZE, | |
53 | .type = MT_NONSHARED_DEVICE | |
54 | }, { | |
55 | .virtual = AIPS2_BASE_ADDR_VIRT, | |
56 | .pfn = __phys_to_pfn(AIPS2_BASE_ADDR), | |
57 | .length = AIPS2_SIZE, | |
58 | .type = MT_NONSHARED_DEVICE | |
59 | }, { | |
60 | .virtual = CS4_BASE_ADDR_VIRT, | |
61 | .pfn = __phys_to_pfn(CS4_BASE_ADDR), | |
62 | .length = CS4_SIZE, | |
63 | .type = MT_DEVICE | |
64 | } | |
65 | }; | |
66 | ||
67 | /* | |
68 | * Set up static virtual mappings. | |
69 | */ | |
70 | void __init mx31lite_map_io(void) | |
71 | { | |
72 | mxc_map_io(); | |
73 | iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc)); | |
74 | } | |
75 | ||
76 | /* | |
77 | * Board specific initialization. | |
78 | */ | |
79 | static void __init mxc_board_init(void) | |
80 | { | |
81 | } | |
82 | ||
9e8a30dc JB |
83 | static void __init mx31lite_timer_init(void) |
84 | { | |
85 | mxc_clocks_init(26000000); | |
86 | mxc_timer_init("ipg_clk.0"); | |
87 | } | |
88 | ||
89 | struct sys_timer mx31lite_timer = { | |
90 | .init = mx31lite_timer_init, | |
91 | }; | |
92 | ||
9a4cd7a5 DM |
93 | /* |
94 | * The following uses standard kernel macros defined in arch.h in order to | |
95 | * initialize __mach_desc_MX31LITE data structure. | |
96 | */ | |
97 | ||
98 | MACHINE_START(MX31LITE, "LogicPD MX31 LITEKIT") | |
99 | /* Maintainer: Freescale Semiconductor, Inc. */ | |
100 | .phys_io = AIPS1_BASE_ADDR, | |
101 | .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, | |
102 | .boot_params = PHYS_OFFSET + 0x100, | |
103 | .map_io = mx31lite_map_io, | |
104 | .init_irq = mxc_init_irq, | |
105 | .init_machine = mxc_board_init, | |
9e8a30dc | 106 | .timer = &mx31lite_timer, |
9a4cd7a5 | 107 | MACHINE_END |