diff --git a/ChangeLog b/ChangeLog
index 61602bcd45..48656b96d5 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -10741,6 +10741,7 @@
 	  serial console.  I-/D-Caches and DTCM have been enabled.  The delay
 	  loop has been calibrated -- very fast (2015-07-19).
 	* drivers/sensor and include/nuttx/sensors: Add support to Bosch BMP180
-	  barometer.  From Alan Carvalho de Assis.
+	  barometer.  From Alan Carvalho de Assis (2015-07-20).
 	* configs/stm32f4discovery/: Add support to BMP180 driver on the
-	  STM32F4Discovery.  From Alan Carvalho de Assis.
+	  STM32F4Discovery.  From Alan Carvalho de Assis (2015-07-20).
+	* arch/arm/srch/stm32f7:  Add an STM32 F7 Ethernet driver (2015-07-20).
diff --git a/arch/arm/src/stm32f7/stm32_ethernet.c b/arch/arm/src/stm32f7/stm32_ethernet.c
index c9fd0f6c8c..ae918adf1e 100644
--- a/arch/arm/src/stm32f7/stm32_ethernet.c
+++ b/arch/arm/src/stm32f7/stm32_ethernet.c
@@ -1601,17 +1601,18 @@ static int stm32_recvframe(struct stm32_ethmac_s *priv)
    */
 
   rxdesc = priv->rxhead;
+
+  /* Forces the first RX descriptor to be re-read from physical memory */
+
+  arch_invalidate_dcache((uintptr_t)rxdesc,
+                         (uintptr_t)rxdesc + sizeof(struct eth_rxdesc_s));
+
   for (i = 0;
        (rxdesc->rdes0 & ETH_RDES0_OWN) == 0 &&
         i < CONFIG_STM32F7_ETH_NRXDESC &&
         priv->inflight < CONFIG_STM32F7_ETH_NTXDESC;
        i++)
     {
-      /* Forces the descriptor to be re-read from physical memory */
-
-      arch_invalidate_dcache((uintptr_t)rxdesc,
-                             (uintptr_t)rxdesc + sizeof(struct eth_rxdesc_s));
-
       /* Check if this is the first segment in the frame */
 
       if ((rxdesc->rdes0 & ETH_RDES0_FS) != 0 &&
@@ -1720,7 +1721,12 @@ static int stm32_recvframe(struct stm32_ethmac_s *priv)
       /* Try the next descriptor */
 
       rxdesc = (struct eth_rxdesc_s *)rxdesc->rdes3;
-    }
+
+      /* Force the next RX descriptor to be re-read from physical memory */
+
+      arch_invalidate_dcache((uintptr_t)rxdesc,
+                             (uintptr_t)rxdesc + sizeof(struct eth_rxdesc_s));
+  }
 
   /* We get here after all of the descriptors have been scanned or when rxdesc points
    * to the first descriptor owned by the DMA.  Remember where we left off.
@@ -3051,7 +3057,7 @@ static void stm32_rxdescinit(struct stm32_ethmac_s *priv,
 
       /* Set Buffer1 address pointer */
 
-      rxdesc->rdes2 = (uint32_t)rxbuffer[i * ALIGNED_BUFSIZE];
+      rxdesc->rdes2 = (uint32_t)&rxbuffer[i * ALIGNED_BUFSIZE];
 
       /* Initialize the next descriptor with the Next Descriptor Polling Enable */
 
diff --git a/configs b/configs
index 904bbaa3ea..b0084a7dde 160000
--- a/configs
+++ b/configs
@@ -1 +1 @@
-Subproject commit 904bbaa3eaf109d15ab1cdbdb09fb59d1b5fc028
+Subproject commit b0084a7ddeb6733d8bccc7e495995e8b5169fd8f