static char *ht_mode_param;
 static char *board_type_param;
+static bool dc2dc_param = false;
+static int n_antennas_2_param = 1;
+static int n_antennas_5_param = 1;
 
 static const u8 wl18xx_rate_to_idx_2ghz[] = {
        /* MCS rates are used only with 11n */
                .low_band_component_type        = 0x05,
                .high_band_component            = COMPONENT_2_WAY_SWITCH,
                .high_band_component_type       = 0x09,
-               .number_of_assembled_ant2_4     = 0x01,
-               .number_of_assembled_ant5       = 0x01,
-               .external_pa_dc2dc              = 0x00,
                .tcxo_ldo_voltage               = 0x00,
                .xtal_itrim_val                 = 0x04,
                .srf_state                      = 0x00,
        params.high_band_component_type =
                phy->high_band_component_type;
        params.number_of_assembled_ant2_4 =
-               phy->number_of_assembled_ant2_4;
+               n_antennas_2_param;
        params.number_of_assembled_ant5 =
-               phy->number_of_assembled_ant5;
-       params.external_pa_dc2dc = phy->external_pa_dc2dc;
+               n_antennas_5_param;
+       params.external_pa_dc2dc = dc2dc_param;
        params.tcxo_ldo_voltage = phy->tcxo_ldo_voltage;
        params.xtal_itrim_val = phy->xtal_itrim_val;
        params.srf_state = phy->srf_state;
 MODULE_PARM_DESC(board_type, "Board type: fpga, hdk, evb, com8 or "
                 "dvp (default)");
 
+module_param_named(dc2dc, dc2dc_param, bool, S_IRUSR);
+MODULE_PARM_DESC(dc2dc, "External DC2DC: boolean (defaults to false)");
+
+module_param_named(n_antennas_2, n_antennas_2_param, uint, S_IRUSR);
+MODULE_PARM_DESC(n_antennas_2, "Number of installed 2.4GHz antennas: 1 (default) or 2");
+
+module_param_named(n_antennas_5, n_antennas_5_param, uint, S_IRUSR);
+MODULE_PARM_DESC(n_antennas_5, "Number of installed 5GHz antennas: 1 (default) or 2");
+
 MODULE_LICENSE("GPL v2");
 MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>");
 MODULE_FIRMWARE(WL18XX_FW_NAME);