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/*
* omap iommu: main structures
*
* Copyright (C) 2008-2009 Nokia Corporation
*
* Written by Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/platform_device.h>
#define MMU_REG_SIZE 256
/**
* struct iommu_arch_data - omap iommu private data
* @name: name of the iommu device
* @iommu_dev: handle of the iommu device
*
* This is an omap iommu private data object, which binds an iommu user
* to its iommu device. This object should be placed at the iommu user's
* dev_archdata so generic IOMMU API can be used without having to
* utilize omap-specific plumbing anymore.
*/
struct omap_iommu_arch_data {
const char *name;
struct omap_iommu *iommu_dev;
};
/**
* struct omap_mmu_dev_attr - OMAP mmu device attributes for omap_hwmod
* @da_start: device address where the va space starts.
* @da_end: device address where the va space ends.
* @nr_tlb_entries: number of entries supported by the translation
* look-aside buffer (TLB).
*/
struct omap_mmu_dev_attr {
u32 da_start;
u32 da_end;
int nr_tlb_entries;
};
struct iommu_platform_data {
const char *name;
const char *reset_name;
int nr_tlb_entries;
u32 da_start;
u32 da_end;
int (*assert_reset)(struct platform_device *pdev, const char *name);
int (*deassert_reset)(struct platform_device *pdev, const char *name);
};