1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/include/asm/device.h b/arch/arm/include/asm/device.h
new file mode 100644
index 000000000..c6beb1708
--- /dev/null
+++ b/arch/arm/include/asm/device.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Arch specific extensions to struct device
+ */
+#ifndef ASMARM_DEVICE_H
+#define ASMARM_DEVICE_H
+
+struct dev_archdata {
+#ifdef CONFIG_ARM_DMA_USE_IOMMU
+	struct dma_iommu_mapping	*mapping;
+#endif
+	unsigned int dma_ops_setup:1;
+};
+
+struct omap_device;
+
+struct pdev_archdata {
+#ifdef CONFIG_ARCH_OMAP
+	struct omap_device *od;
+#endif
+};
+
+#ifdef CONFIG_ARM_DMA_USE_IOMMU
+#define to_dma_iommu_mapping(dev) ((dev)->archdata.mapping)
+#else
+#define to_dma_iommu_mapping(dev) NULL
+#endif
+
+#endif