diff --git a/arch/arm/src/samv7/sam_spi.c b/arch/arm/src/samv7/sam_spi.c
index ef1e53fbca..ec2b53c345 100644
--- a/arch/arm/src/samv7/sam_spi.c
+++ b/arch/arm/src/samv7/sam_spi.c
@@ -87,13 +87,13 @@
 
 #ifdef CONFIG_SAMV7_SPI_DMA
 
-#  if defined(CONFIG_SAMV7_SPI0_MASTER) && defined(CONFIG_SAMV7_DMAC0)
+#  if defined(CONFIG_SAMV7_SPI0_MASTER) && defined(CONFIG_SAMV7_XDMAC)
 #    define SAMV7_SPI0_DMA true
 #  else
 #    define SAMV7_SPI0_DMA false
 #  endif
 
-#  if defined(CONFIG_SAMV7_SPI1_MASTER) && defined(CONFIG_SAMV7_DMAC1)
+#  if defined(CONFIG_SAMV7_SPI1_MASTER) && defined(CONFIG_SAMV7_XDMAC)
 #    define SAMV7_SPI1_DMA true
 #  else
 #    define SAMV7_SPI1_DMA false
diff --git a/arch/arm/src/samv7/sam_ssc.c b/arch/arm/src/samv7/sam_ssc.c
index 17f42e578f..f3381b007a 100644
--- a/arch/arm/src/samv7/sam_ssc.c
+++ b/arch/arm/src/samv7/sam_ssc.c
@@ -2982,17 +2982,14 @@ static int ssc_dma_allocate(struct sam_ssc_s *priv)
       return ret;
     }
 
-  /* Allocate DMA channels.  These allocations exploit that fact that
-   * SSC0 is managed by DMAC0 and SSC1 is managed by DMAC1.  Hence,
-   * the SSC number (sscno) is the same as the DMAC number.
-   */
+  /* Allocate DMA channels. */
 
 #ifdef SSC_HAVE_RX
   if (priv->rxenab)
     {
       /* Allocate an RX DMA channel */
 
-      priv->rx.dma = sam_dmachannel(priv->sscno, dmaflags);
+      priv->rx.dma = sam_dmachannel(0, dmaflags);
       if (!priv->rx.dma)
         {
           i2sdbg("ERROR: Failed to allocate the RX DMA channel\n");
@@ -3015,7 +3012,7 @@ static int ssc_dma_allocate(struct sam_ssc_s *priv)
     {
       /* Allocate a TX DMA channel */
 
-      priv->tx.dma = sam_dmachannel(priv->sscno, dmaflags);
+      priv->tx.dma = sam_dmachannel(0, dmaflags);
       if (!priv->tx.dma)
         {
           i2sdbg("ERROR: Failed to allocate the TX DMA channel\n");