2 files changed, 4 insertions, 2 deletions
diff --git a/firmware/microblaze/apps/txrx_uhd.c b/firmware/microblaze/apps/txrx_uhd.c
index 938491b0e..c61bc647c 100644
--- a/firmware/microblaze/apps/txrx_uhd.c
+++ b/firmware/microblaze/apps/txrx_uhd.c
@@ -283,12 +283,12 @@ void link_changed_callback(int speed){
     if (speed != 0){
         hal_set_leds(LED_RJ45, LED_RJ45);
         pkt_ctrl_set_routing_mode(PKT_CTRL_ROUTING_MODE_MASTER);
-        send_gratuitous_arp(); //garp after setting the routing mode
     }
     else{
         hal_set_leds(0x0, LED_RJ45);
         pkt_ctrl_set_routing_mode(PKT_CTRL_ROUTING_MODE_SLAVE);
     }
+    send_gratuitous_arp();
 }
 
 static void setup_network(void){
diff --git a/firmware/microblaze/lib/u2_init.c b/firmware/microblaze/lib/u2_init.c
index a2669103a..9302c90b2 100644
--- a/firmware/microblaze/lib/u2_init.c
+++ b/firmware/microblaze/lib/u2_init.c
@@ -78,6 +78,8 @@ u2_init(void)
     printf("ad9510 reg[0x%x] = 0x%x\n", rr, vv);
   }
 #endif
-  
+
+  output_regs->serdes_ctrl = (SERDES_ENABLE | SERDES_RXEN);
+
   return true;
 }