diff --git a/drivers/crypto/atmel-tdes.c b/drivers/crypto/atmel-tdes.c
index 2756dab3f4c7..ed80423b4209 100644
--- a/drivers/crypto/atmel-tdes.c
+++ b/drivers/crypto/atmel-tdes.c
@@ -370,6 +370,8 @@ static int atmel_tdes_crypt_pdc(struct atmel_tdes_dev *dd,
 	if (!(dd->flags & TDES_FLAGS_FAST)) {
 		dma_sync_single_for_device(dd->dev, dma_addr_in, length,
 					   DMA_TO_DEVICE);
+		dma_sync_single_for_device(dd->dev, dma_addr_out, length,
+					   DMA_FROM_DEVICE);
 	}
 
 	len32 = DIV_ROUND_UP(length, sizeof(u32));
@@ -402,6 +404,8 @@ static int atmel_tdes_crypt_dma(struct atmel_tdes_dev *dd,
 	if (!(dd->flags & TDES_FLAGS_FAST)) {
 		dma_sync_single_for_device(dd->dev, dma_addr_in, length,
 					   DMA_TO_DEVICE);
+		dma_sync_single_for_device(dd->dev, dma_addr_out, length,
+					   DMA_FROM_DEVICE);
 	}
 
 	addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;