diff --git a/board/xilinx/common/xdma_channel.c b/board/xilinx/common/xdma_channel.c
index 3d5fc75..f816138 100644
--- a/board/xilinx/common/xdma_channel.c
+++ b/board/xilinx/common/xdma_channel.c
@@ -226,7 +226,7 @@
 * XST_SUCCESS is returned if the self test is successful, or one of the
 * following errors.
 *
-*	XST_DMA_RESET_REGISTER_ERROR 		Indicates the control register value
+*	XST_DMA_RESET_REGISTER_ERROR		Indicates the control register value
 *										after a reset was not correct
 *
 * NOTES:
@@ -475,7 +475,7 @@
 *	XDC_IXR_DMA_DONE_MASK		The dma operation is done
 *	XDC_IXR_DMA_ERROR_MASK	    The dma operation had an error
 *	XDC_IXR_PKT_DONE_MASK	    A packet is complete
-*	XDC_IXR_PKT_THRESHOLD_MASK 	The packet count threshold reached
+*	XDC_IXR_PKT_THRESHOLD_MASK	The packet count threshold reached
 *	XDC_IXR_PKT_WAIT_BOUND_MASK The packet wait bound reached
 *	XDC_IXR_SG_DISABLE_ACK_MASK The scatter gather disable completed
 *	XDC_IXR_BD_MASK				A buffer descriptor is done
@@ -533,7 +533,7 @@
 *	XDC_IXR_DMA_DONE_MASK		The dma operation is done
 *	XDC_IXR_DMA_ERROR_MASK	    The dma operation had an error
 *	XDC_IXR_PKT_DONE_MASK	    A packet is complete
-*	XDC_IXR_PKT_THRESHOLD_MASK 	The packet count threshold reached
+*	XDC_IXR_PKT_THRESHOLD_MASK	The packet count threshold reached
 *	XDC_IXR_PKT_WAIT_BOUND_MASK The packet wait bound reached
 *	XDC_IXR_SG_DISABLE_ACK_MASK The scatter gather disable completed
 *	XDC_IXR_SG_END_MASK			Current descriptor was the end of the list
@@ -584,7 +584,7 @@
 *	XDC_IXR_DMA_DONE_MASK		The dma operation is done
 *	XDC_IXR_DMA_ERROR_MASK	    The dma operation had an error
 *	XDC_IXR_PKT_DONE_MASK	    A packet is complete
-*	XDC_IXR_PKT_THRESHOLD_MASK 	The packet count threshold reached
+*	XDC_IXR_PKT_THRESHOLD_MASK	The packet count threshold reached
 *	XDC_IXR_PKT_WAIT_BOUND_MASK The packet wait bound reached
 *	XDC_IXR_SG_DISABLE_ACK_MASK The scatter gather disable completed
 *	XDC_IXR_SG_END_MASK			Current descriptor was the end of the list
@@ -638,7 +638,7 @@
 *	XDC_IXR_DMA_DONE_MASK		The dma operation is done
 *	XDC_IXR_DMA_ERROR_MASK	    The dma operation had an error
 *	XDC_IXR_PKT_DONE_MASK	    A packet is complete
-*	XDC_IXR_PKT_THRESHOLD_MASK 	The packet count threshold reached
+*	XDC_IXR_PKT_THRESHOLD_MASK	The packet count threshold reached
 *	XDC_IXR_PKT_WAIT_BOUND_MASK The packet wait bound reached
 *	XDC_IXR_SG_DISABLE_ACK_MASK The scatter gather disable completed
 *	XDC_IXR_BD_MASK				A buffer descriptor is done
diff --git a/board/xilinx/common/xdma_channel.h b/board/xilinx/common/xdma_channel.h
index 06976c3..4685982 100644
--- a/board/xilinx/common/xdma_channel.h
+++ b/board/xilinx/common/xdma_channel.h
@@ -96,7 +96,7 @@
 * 1. Create a scatter gather list for the DMA channel which puts empty buffer
 *    descriptors into the list.
 * 2. Create buffer descriptors which describe the buffers to be filled with
-* 	 receive data or the buffers which contain data to be sent.
+*	 receive data or the buffers which contain data to be sent.
 * 3. Put buffer descriptors into the DMA channel scatter list such that scatter
 *    gather operations are requested.
 * 4. Commit the buffer descriptors in the list such that they are ready to be
@@ -208,7 +208,7 @@
 #define XDC_IXR_DMA_DONE_MASK		0x1UL	/* dma operation done */
 #define XDC_IXR_DMA_ERROR_MASK	    0x2UL	/* dma operation error */
 #define XDC_IXR_PKT_DONE_MASK	    0x4UL	/* packet done */
-#define XDC_IXR_PKT_THRESHOLD_MASK 	0x8UL	/* packet count threshold */
+#define XDC_IXR_PKT_THRESHOLD_MASK	0x8UL	/* packet count threshold */
 #define XDC_IXR_PKT_WAIT_BOUND_MASK 0x10UL	/* packet wait bound reached */
 #define XDC_IXR_SG_DISABLE_ACK_MASK 0x20UL	/* scatter gather disable
 						   acknowledge occurred */