1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
new file mode 100644
index 00000000000..8af1ea0aa4d
--- /dev/null
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2007
+ * Stelian Pop <stelian@popies.net>
+ * Lead Tech Design <www.leadtechdesign.com>
+ */
+#ifndef __ASM_ARM_DMA_MAPPING_H
+#define __ASM_ARM_DMA_MAPPING_H
+
+#include <asm/cache.h>
+#include <cpu_func.h>
+#include <linux/dma-direction.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <malloc.h>
+
+static inline void *dma_alloc_coherent(size_t len, unsigned long *handle)
+{
+	*handle = (unsigned long)memalign(ARCH_DMA_MINALIGN, ROUND(len, ARCH_DMA_MINALIGN));
+	return (void *)*handle;
+}
+
+static inline void dma_free_coherent(void *addr)
+{
+	free(addr);
+}
+
+#endif /* __ASM_ARM_DMA_MAPPING_H */