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diff --git a/host/lib/usrp/dboard/db_wbx_simple.cpp b/host/lib/usrp/dboard/db_wbx_simple.cpp
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+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+// Antenna constants
+#define ANTSW_IO ((1 << 5)|(1 << 15)) // on UNIT_TX, 0 = TX, 1 = RX, on UNIT_RX 0 = main ant, 1 = RX2
+#define ANT_TX 0 //the tx line is transmitting
+#define ANT_RX ANTSW_IO //the tx line is receiving
+#define ANT_TXRX 0 //the rx line is on txrx
+#define ANT_RX2 ANTSW_IO //the rx line in on rx2
+
+#include "db_wbx_common.hpp"
+#include <uhd/utils/static.hpp>
+#include <uhd/utils/assert_has.hpp>
+#include <uhd/usrp/dboard_manager.hpp>
+#include <uhd/usrp/subdev_props.hpp>
+#include <boost/assign/list_of.hpp>
+
+using namespace uhd;
+using namespace uhd::usrp;
+using namespace boost::assign;
+
+/***********************************************************************
+ * The WBX Simple dboard constants
+ **********************************************************************/
+static const freq_range_t wbx_freq_range(68.75e6, 2.2e9);
+
+static const prop_names_t wbx_tx_antennas = list_of("TX/RX");
+
+static const prop_names_t wbx_rx_antennas = list_of("TX/RX")("RX2");
+
+/***********************************************************************
+ * The WBX simple implementation
+ **********************************************************************/
+class wbx_simple : public wbx_base{
+public:
+ wbx_simple(ctor_args_t args);
+ ~wbx_simple(void);
+
+ void rx_get(const wax::obj &key, wax::obj &val);
+ void rx_set(const wax::obj &key, const wax::obj &val);
+
+ void tx_get(const wax::obj &key, wax::obj &val);
+ void tx_set(const wax::obj &key, const wax::obj &val);
+
+private:
+ void set_rx_lo_freq(double freq);
+ void set_tx_lo_freq(double freq);
+ double _rx_lo_freq, _tx_lo_freq;
+
+ void set_rx_ant(const std::string &ant);
+ void set_tx_ant(const std::string &ant);
+ std::string _rx_ant;
+};
+
+/***********************************************************************
+ * Register the WBX simple implementation
+ **********************************************************************/
+static dboard_base::sptr make_wbx_simple(dboard_base::ctor_args_t args){
+ return dboard_base::sptr(new wbx_simple(args));
+}
+
+UHD_STATIC_BLOCK(reg_wbx_simple_dboards){
+ dboard_manager::register_dboard(0x0053, 0x0052, &make_wbx_simple, "WBX");
+ dboard_manager::register_dboard(0x0053, 0x004f, &make_wbx_simple, "WBX + Simple GDB");
+}
+
+/***********************************************************************
+ * Structors
+ **********************************************************************/
+wbx_simple::wbx_simple(ctor_args_t args) : wbx_base(args){
+
+ //set the gpio directions and atr controls (antenna switches all under ATR)
+ this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, ANTSW_IO, ANTSW_IO);
+ this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, ANTSW_IO, ANTSW_IO);
+ this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, ANTSW_IO, ANTSW_IO);
+ this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, ANTSW_IO, ANTSW_IO);
+
+ //setup ATR for the antenna switches (constant)
+ this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_IDLE, ANT_RX, ANTSW_IO);
+ this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_RX_ONLY, ANT_RX, ANTSW_IO);
+ this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, ANT_TX, ANTSW_IO);
+ this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, ANT_TX, ANTSW_IO);
+
+ this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_IDLE, ANT_TXRX, ANTSW_IO);
+ this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, ANT_RX2, ANTSW_IO);
+ this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, ANT_RX2, ANTSW_IO);
+
+ //set some default values
+ set_rx_lo_freq((wbx_freq_range.start() + wbx_freq_range.stop())/2.0);
+ set_tx_lo_freq((wbx_freq_range.start() + wbx_freq_range.stop())/2.0);
+ set_rx_ant("RX2");
+}
+
+wbx_simple::~wbx_simple(void){
+ /* NOP */
+}
+
+/***********************************************************************
+ * Antennas
+ **********************************************************************/
+void wbx_simple::set_rx_ant(const std::string &ant){
+ //validate input
+ assert_has(wbx_rx_antennas, ant, "wbx rx antenna name");
+
+ //shadow the setting
+ _rx_ant = ant;
+
+ //write the new antenna setting to atr regs
+ this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_RX_ONLY, ((_rx_ant == "TX/RX")? ANT_TXRX : ANT_RX2), ANTSW_IO);
+}
+
+void wbx_simple::set_tx_ant(const std::string &ant){
+ assert_has(wbx_tx_antennas, ant, "wbx tx antenna name");
+ //only one antenna option, do nothing
+}
+
+/***********************************************************************
+ * Tuning
+ **********************************************************************/
+void wbx_simple::set_rx_lo_freq(double freq){
+ _rx_lo_freq = set_lo_freq(dboard_iface::UNIT_RX, wbx_freq_range.clip(freq));
+}
+
+void wbx_simple::set_tx_lo_freq(double freq){
+ _tx_lo_freq = set_lo_freq(dboard_iface::UNIT_TX, wbx_freq_range.clip(freq));
+}
+
+/***********************************************************************
+ * RX Get and Set
+ **********************************************************************/
+void wbx_simple::rx_get(const wax::obj &key_, wax::obj &val){
+ named_prop_t key = named_prop_t::extract(key_);
+
+ //handle the get request conditioned on the key
+ switch(key.as<subdev_prop_t>()){
+ case SUBDEV_PROP_NAME:
+ val = std::string("WBX RX + Simple GDB");
+ return;
+
+ case SUBDEV_PROP_FREQ:
+ val = _rx_lo_freq;
+ return;
+
+ case SUBDEV_PROP_FREQ_RANGE:
+ val = wbx_freq_range;
+ return;
+
+ case SUBDEV_PROP_ANTENNA:
+ val = _rx_ant;
+ return;
+
+ case SUBDEV_PROP_ANTENNA_NAMES:
+ val = wbx_rx_antennas;
+ return;
+
+ default:
+ //call into the base class for other properties
+ wbx_base::rx_get(key_, val);
+ }
+}
+
+void wbx_simple::rx_set(const wax::obj &key_, const wax::obj &val){
+ named_prop_t key = named_prop_t::extract(key_);
+
+ //handle the get request conditioned on the key
+ switch(key.as<subdev_prop_t>()){
+
+ case SUBDEV_PROP_FREQ:
+ this->set_rx_lo_freq(val.as<double>());
+ return;
+
+ case SUBDEV_PROP_ANTENNA:
+ this->set_rx_ant(val.as<std::string>());
+ return;
+
+ default:
+ //call into the base class for other properties
+ wbx_base::rx_set(key_, val);
+ }
+}
+
+/***********************************************************************
+ * TX Get and Set
+ **********************************************************************/
+void wbx_simple::tx_get(const wax::obj &key_, wax::obj &val){
+ named_prop_t key = named_prop_t::extract(key_);
+
+ //handle the get request conditioned on the key
+ switch(key.as<subdev_prop_t>()){
+ case SUBDEV_PROP_NAME:
+ val = std::string("WBX TX + Simple GDB");
+ return;
+
+ case SUBDEV_PROP_FREQ:
+ val = _tx_lo_freq;
+ return;
+
+ case SUBDEV_PROP_FREQ_RANGE:
+ val = wbx_freq_range;
+ return;
+
+ case SUBDEV_PROP_ANTENNA:
+ val = std::string("TX/RX");
+ return;
+
+ case SUBDEV_PROP_ANTENNA_NAMES:
+ val = wbx_tx_antennas;
+ return;
+
+ default:
+ //call into the base class for other properties
+ wbx_base::tx_get(key_, val);
+ }
+}
+
+void wbx_simple::tx_set(const wax::obj &key_, const wax::obj &val){
+ named_prop_t key = named_prop_t::extract(key_);
+
+ //handle the get request conditioned on the key
+ switch(key.as<subdev_prop_t>()){
+
+ case SUBDEV_PROP_FREQ:
+ this->set_tx_lo_freq(val.as<double>());
+ return;
+
+ case SUBDEV_PROP_ANTENNA:
+ this->set_tx_ant(val.as<std::string>());
+ return;
+
+ default:
+ //call into the base class for other properties
+ wbx_base::tx_set(key_, val);
+ }
+}
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