diff options
Diffstat (limited to 'include/linux/platform_data/iommu-omap.h')
-rw-r--r-- | include/linux/platform_data/iommu-omap.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/include/linux/platform_data/iommu-omap.h b/include/linux/platform_data/iommu-omap.h new file mode 100644 index 000000000000..c677b9f2fefa --- /dev/null +++ b/include/linux/platform_data/iommu-omap.h | |||
@@ -0,0 +1,49 @@ | |||
1 | /* | ||
2 | * omap iommu: main structures | ||
3 | * | ||
4 | * Copyright (C) 2008-2009 Nokia Corporation | ||
5 | * | ||
6 | * Written by Hiroshi DOYU <Hiroshi.DOYU@nokia.com> | ||
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 version 2 as | ||
10 | * published by the Free Software Foundation. | ||
11 | */ | ||
12 | |||
13 | #define MMU_REG_SIZE 256 | ||
14 | |||
15 | /** | ||
16 | * struct iommu_arch_data - omap iommu private data | ||
17 | * @name: name of the iommu device | ||
18 | * @iommu_dev: handle of the iommu device | ||
19 | * | ||
20 | * This is an omap iommu private data object, which binds an iommu user | ||
21 | * to its iommu device. This object should be placed at the iommu user's | ||
22 | * dev_archdata so generic IOMMU API can be used without having to | ||
23 | * utilize omap-specific plumbing anymore. | ||
24 | */ | ||
25 | struct omap_iommu_arch_data { | ||
26 | const char *name; | ||
27 | struct omap_iommu *iommu_dev; | ||
28 | }; | ||
29 | |||
30 | /** | ||
31 | * struct omap_mmu_dev_attr - OMAP mmu device attributes for omap_hwmod | ||
32 | * @da_start: device address where the va space starts. | ||
33 | * @da_end: device address where the va space ends. | ||
34 | * @nr_tlb_entries: number of entries supported by the translation | ||
35 | * look-aside buffer (TLB). | ||
36 | */ | ||
37 | struct omap_mmu_dev_attr { | ||
38 | u32 da_start; | ||
39 | u32 da_end; | ||
40 | int nr_tlb_entries; | ||
41 | }; | ||
42 | |||
43 | struct iommu_platform_data { | ||
44 | const char *name; | ||
45 | const char *clk_name; | ||
46 | const int nr_tlb_entries; | ||
47 | u32 da_start; | ||
48 | u32 da_end; | ||
49 | }; | ||