aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-davinci/io.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-davinci/io.c')
-rw-r--r--arch/arm/mach-davinci/io.c38
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
22extern 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 */
28static 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
37void __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)))