diff options
Diffstat (limited to 'arch/arm/mach-davinci/io.c')
-rw-r--r-- | arch/arm/mach-davinci/io.c | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/arch/arm/mach-davinci/io.c b/arch/arm/mach-davinci/io.c index a548abb513e2..49912b48b1b0 100644 --- a/arch/arm/mach-davinci/io.c +++ b/arch/arm/mach-davinci/io.c | |||
@@ -9,47 +9,9 @@ | |||
9 | */ | 9 | */ |
10 | 10 | ||
11 | #include <linux/module.h> | 11 | #include <linux/module.h> |
12 | #include <linux/kernel.h> | ||
13 | #include <linux/init.h> | ||
14 | #include <linux/io.h> | 12 | #include <linux/io.h> |
15 | 13 | ||
16 | #include <asm/tlb.h> | 14 | #include <asm/tlb.h> |
17 | #include <asm/memory.h> | ||
18 | |||
19 | #include <asm/mach/map.h> | ||
20 | #include <mach/clock.h> | ||
21 | |||
22 | extern void davinci_check_revision(void); | ||
23 | |||
24 | /* | ||
25 | * The machine specific code may provide the extra mapping besides the | ||
26 | * default mapping provided here. | ||
27 | */ | ||
28 | static struct map_desc davinci_io_desc[] __initdata = { | ||
29 | { | ||
30 | .virtual = IO_VIRT, | ||
31 | .pfn = __phys_to_pfn(IO_PHYS), | ||
32 | .length = IO_SIZE, | ||
33 | .type = MT_DEVICE | ||
34 | }, | ||
35 | }; | ||
36 | |||
37 | void __init davinci_map_common_io(void) | ||
38 | { | ||
39 | iotable_init(davinci_io_desc, ARRAY_SIZE(davinci_io_desc)); | ||
40 | |||
41 | /* Normally devicemaps_init() would flush caches and tlb after | ||
42 | * mdesc->map_io(), but we must also do it here because of the CPU | ||
43 | * revision check below. | ||
44 | */ | ||
45 | local_flush_tlb_all(); | ||
46 | flush_cache_all(); | ||
47 | |||
48 | /* We want to check CPU revision early for cpu_is_xxxx() macros. | ||
49 | * IO space mapping must be initialized before we can do that. | ||
50 | */ | ||
51 | davinci_check_revision(); | ||
52 | } | ||
53 | 15 | ||
54 | #define BETWEEN(p, st, sz) ((p) >= (st) && (p) < ((st) + (sz))) | 16 | #define BETWEEN(p, st, sz) ((p) >= (st) && (p) < ((st) + (sz))) |
55 | #define XLATE(p, pst, vst) ((void __iomem *)((p) - (pst) + (vst))) | 17 | #define XLATE(p, pst, vst) ((void __iomem *)((p) - (pst) + (vst))) |