diff --git a/arch/blackfin/include/asm/dma.h b/arch/blackfin/include/asm/dma.h
new file mode 100644
index 000000000..27d269f49
--- /dev/null
+++ b/arch/blackfin/include/asm/dma.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2012 by Marc Kleine-Budde <mkl@pengutronix.de>
+ *
+ * This file is released under the GPLv2
+ *
+ */
+
+#ifndef __ASM_DMA_H
+#define __ASM_DMA_H
+
+/* empty */
+
+#endif /* __ASM_DMA_H */
diff --git a/arch/mips/include/asm/dma.h b/arch/mips/include/asm/dma.h
new file mode 100644
index 000000000..27d269f49
--- /dev/null
+++ b/arch/mips/include/asm/dma.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2012 by Marc Kleine-Budde <mkl@pengutronix.de>
+ *
+ * This file is released under the GPLv2
+ *
+ */
+
+#ifndef __ASM_DMA_H
+#define __ASM_DMA_H
+
+/* empty */
+
+#endif /* __ASM_DMA_H */
diff --git a/arch/openrisc/include/asm/dma.h b/arch/openrisc/include/asm/dma.h
new file mode 100644
index 000000000..27d269f49
--- /dev/null
+++ b/arch/openrisc/include/asm/dma.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2012 by Marc Kleine-Budde <mkl@pengutronix.de>
+ *
+ * This file is released under the GPLv2
+ *
+ */
+
+#ifndef __ASM_DMA_H
+#define __ASM_DMA_H
+
+/* empty */
+
+#endif /* __ASM_DMA_H */
diff --git a/arch/ppc/include/asm/dma.h b/arch/ppc/include/asm/dma.h
new file mode 100644
index 000000000..27d269f49
--- /dev/null
+++ b/arch/ppc/include/asm/dma.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2012 by Marc Kleine-Budde <mkl@pengutronix.de>
+ *
+ * This file is released under the GPLv2
+ *
+ */
+
+#ifndef __ASM_DMA_H
+#define __ASM_DMA_H
+
+/* empty */
+
+#endif /* __ASM_DMA_H */
diff --git a/arch/sandbox/include/asm/dma.h b/arch/sandbox/include/asm/dma.h
new file mode 100644
index 000000000..459536779
--- /dev/null
+++ b/arch/sandbox/include/asm/dma.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2012 by Marc Kleine-Budde <mkl@pengutronix.de>
+ *
+ * This file is released under the GPLv2
+ *
+ */
+
+#ifndef __ASM_DMA_H
+#define __ASM_DMA_H
+
+/* empty*/
+
+#endif /* __ASM_DMA_H */
diff --git a/arch/x86/include/asm/dma.h b/arch/x86/include/asm/dma.h
new file mode 100644
index 000000000..27d269f49
--- /dev/null
+++ b/arch/x86/include/asm/dma.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2012 by Marc Kleine-Budde <mkl@pengutronix.de>
+ *
+ * This file is released under the GPLv2
+ *
+ */
+
+#ifndef __ASM_DMA_H
+#define __ASM_DMA_H
+
+/* empty */
+
+#endif /* __ASM_DMA_H */
diff --git a/include/dma.h b/include/dma.h
new file mode 100644
index 000000000..899f831fa
--- /dev/null
+++ b/include/dma.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2012 by Marc Kleine-Budde <mkl@pengutronix.de>
+ *
+ * This file is released under the GPLv2
+ *
+ */
+
+#ifndef __DMA_H
+#define __DMA_H
+
+#include <malloc.h>
+#include <xfuncs.h>
+
+#include <asm/dma.h>
+
+#ifndef dma_alloc
+static inline void *dma_alloc(size_t size)
+{
+	return xmalloc(size);
+}
+#endif
+
+#ifndef dma_free
+static inline void dma_free(void *mem)
+{
+	free(mem);
+}
+#endif
+
+#endif /* __DMA_H */