Sync with Atmel RF driver v3.0.6

Sync with v3.0.6 in https://github.com/ARMmbed/atmel-rf-driver

Author: Arto Kinnunen

components/802.15.4_RF/atmel-rf-driver/source/NanostackRfPhyAtmel.cpp

@@ -112,8 +112,8 @@ static uint8_t mac_tx_handle = 0;
 static uint8_t xah_ctrl_1;
 
 /* Channel configurations for 2.4 and sub-GHz */
-static const phy_rf_channel_configuration_s phy_24ghz = {2405000000U, 5000000U, 250000U, 16U, M_OQPSK};
-static const phy_rf_channel_configuration_s phy_subghz = {868300000U, 2000000U, 250000U, 11U, M_OQPSK};
+static const phy_rf_channel_configuration_s phy_24ghz = {.channel_0_center_frequency = 2405000000U, .channel_spacing = 5000000U, .datarate = 250000U, .number_of_channels = 16U, .modulation = M_OQPSK};
+static const phy_rf_channel_configuration_s phy_subghz = {.channel_0_center_frequency = 868300000U, .channel_spacing = 2000000U, .datarate = 250000U, .number_of_channels = 11U, .modulation = M_OQPSK};
 
 static const phy_device_channel_page_s phy_channel_pages[] = {
     { CHANNEL_PAGE_0, &phy_24ghz},
@@ -1089,21 +1089,20 @@ static void rf_if_interrupt_handler(void)
 
     /*Frame end interrupt (RX and TX)*/
     if (irq_status & TRX_END) {
-        /*TX done interrupt*/
         rf_trx_states_t trx_status = rf_if_trx_status_from_full(full_trx_status);
-        if (trx_status == PLL_ON || trx_status == TX_ARET_ON) {
+        if (rf_flags & RFF_TX) {
             rf_handle_tx_end(trx_status);
-        }
-        /*Frame received interrupt*/
-        else {
+        } else if (rf_flags & RFF_RX) {
             rf_handle_rx_end(trx_status);
+        } else {
+            //something went really wrong
         }
     }
     if (irq_status & CCA_ED_DONE) {
         rf_handle_cca_ed_done(full_trx_status);
     }
     if (irq_status & TRX_UR) {
-        // Here some counter could be used to monitor the underrun occurancy count.
+        // Here some counter could be used to monitor the under run occurrence count.
         // Do not print anything here!
     }
 }