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path: root/drivers/iommu/omap-iommu.h
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Diffstat (limited to 'drivers/iommu/omap-iommu.h')
-rw-r--r--drivers/iommu/omap-iommu.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/iommu/omap-iommu.h b/drivers/iommu/omap-iommu.h
index a656df2f9e03..59628e5017b4 100644
--- a/drivers/iommu/omap-iommu.h
+++ b/drivers/iommu/omap-iommu.h
@@ -30,6 +30,7 @@ struct iotlb_entry {
struct omap_iommu {
const char *name;
void __iomem *regbase;
+ struct regmap *syscfg;
struct device *dev;
struct iommu_domain *domain;
struct dentry *debug_dir;
@@ -48,6 +49,7 @@ struct omap_iommu {
void *ctx; /* iommu context: registres saved area */
int has_bus_err_back;
+ u32 id;
};
struct cr_regs {
@@ -159,6 +161,13 @@ static inline struct omap_iommu *dev_to_omap_iommu(struct device *dev)
((pgsz) == MMU_CAM_PGSZ_4K) ? 0xfffff000 : 0)
/*
+ * DSP_SYSTEM registers and bit definitions (applicable only for DRA7xx DSP)
+ */
+#define DSP_SYS_REVISION 0x00
+#define DSP_SYS_MMU_CONFIG 0x18
+#define DSP_SYS_MMU_CONFIG_EN_SHIFT 4
+
+/*
* utilities for super page(16MB, 1MB, 64KB and 4KB)
*/