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-rw-r--r--include/linux/mxs-dma.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/include/linux/mxs-dma.h b/include/linux/mxs-dma.h
new file mode 100644
index 00000000..9186f908
--- /dev/null
+++ b/include/linux/mxs-dma.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright 2011-2012 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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.
+ */
+
+#ifndef __MACH_MXS_DMA_H__
+#define __MACH_MXS_DMA_H__
+
+#include <linux/dmaengine.h>
+
+struct mxs_dma_data {
+ int chan_irq;
+};
+
+static inline int mxs_dma_is_apbh(struct dma_chan *chan)
+{
+ return !strcmp(dev_name(chan->device->dev), "mxs-dma-apbh");
+}
+
+static inline int mxs_dma_is_apbx(struct dma_chan *chan)
+{
+ return !strcmp(dev_name(chan->device->dev), "mxs-dma-apbx");
+}
+
+#endif /* __MACH_MXS_DMA_H__ */