diff --git a/drivers/dma/dw/core.c b/drivers/dma/dw/core.c
index 13ac3f240e79..1b4509712847 100644
--- a/drivers/dma/dw/core.c
+++ b/drivers/dma/dw/core.c
@@ -33,8 +33,8 @@
  * of which use ARM any more).  See the "Databook" from Synopsys for
  * information beyond what licensees probably provide.
  *
- * The driver has currently been tested only with the Atmel AT32AP7000,
- * which does not support descriptor writeback.
+ * The driver has been tested with the Atmel AT32AP7000, which does not
+ * support descriptor writeback.
  */
 
 static inline bool is_request_line_unset(struct dw_dma_chan *dwc)
diff --git a/include/linux/dw_dmac.h b/include/linux/dw_dmac.h
index 481ab2345d6b..68b4024184de 100644
--- a/include/linux/dw_dmac.h
+++ b/include/linux/dw_dmac.h
@@ -1,6 +1,5 @@
 /*
- * Driver for the Synopsys DesignWare DMA Controller (aka DMACA on
- * AVR32 systems.)
+ * Driver for the Synopsys DesignWare DMA Controller
  *
  * Copyright (C) 2007 Atmel Corporation
  * Copyright (C) 2010-2011 ST Microelectronics
@@ -44,8 +43,6 @@ struct dw_dma_slave {
  * @nr_masters: Number of AHB masters supported by the controller
  * @data_width: Maximum data width supported by hardware per AHB master
  *		(0 - 8bits, 1 - 16bits, ..., 5 - 256bits)
- * @sd: slave specific data. Used for configuring channels
- * @sd_count: count of slave data structures passed.
  */
 struct dw_dma_platform_data {
 	unsigned int	nr_channels;