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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty...
[karo-tx-linux.git] / arch / arm / mach-shmobile / setup-sh73a0.c
1 /*
2  * sh73a0 processor support
3  *
4  * Copyright (C) 2010  Takashi Yoshii
5  * Copyright (C) 2010  Magnus Damm
6  * Copyright (C) 2008  Yoshihiro Shimoda
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; version 2 of the License.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  */
17 #include <linux/kernel.h>
18 #include <linux/init.h>
19 #include <linux/interrupt.h>
20 #include <linux/irq.h>
21 #include <linux/of_platform.h>
22 #include <linux/delay.h>
23 #include <linux/input.h>
24 #include <linux/io.h>
25
26 #include <asm/hardware/cache-l2x0.h>
27 #include <asm/mach/map.h>
28 #include <asm/mach/arch.h>
29 #include <asm/mach/time.h>
30
31 #include "common.h"
32 #include "sh73a0.h"
33
34 static struct map_desc sh73a0_io_desc[] __initdata = {
35         /* create a 1:1 identity mapping for 0xe6xxxxxx
36          * used by CPGA, INTC and PFC.
37          */
38         {
39                 .virtual        = 0xe6000000,
40                 .pfn            = __phys_to_pfn(0xe6000000),
41                 .length         = 256 << 20,
42                 .type           = MT_DEVICE_NONSHARED
43         },
44 };
45
46 static void __init sh73a0_map_io(void)
47 {
48         debug_ll_io_init();
49         iotable_init(sh73a0_io_desc, ARRAY_SIZE(sh73a0_io_desc));
50 }
51
52 static void __init sh73a0_generic_init(void)
53 {
54 #ifdef CONFIG_CACHE_L2X0
55         /* Shared attribute override enable, 64K*8way */
56         l2x0_init(IOMEM(0xf0100000), 0x00400000, 0xc20f0fff);
57 #endif
58         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
59 }
60
61 static const char *const sh73a0_boards_compat_dt[] __initconst = {
62         "renesas,sh73a0",
63         NULL,
64 };
65
66 DT_MACHINE_START(SH73A0_DT, "Generic SH73A0 (Flattened Device Tree)")
67         .smp            = smp_ops(sh73a0_smp_ops),
68         .map_io         = sh73a0_map_io,
69         .init_early     = shmobile_init_delay,
70         .init_machine   = sh73a0_generic_init,
71         .init_late      = shmobile_init_late,
72         .dt_compat      = sh73a0_boards_compat_dt,
73 MACHINE_END