path: root/Radio/HW/BladeRF/common/thirdparty/ad936x/ad9361_api.c

/***************************************************************************//**
 *   @file   ad9361_api.c
 *   @brief  Implementation of AD9361 API Driver.
 *   @author DBogdan (dragos.bogdan@analog.com)
********************************************************************************
 * Copyright 2013(c) Analog Devices, Inc.
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *  - Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  - Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *  - Neither the name of Analog Devices, Inc. nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *  - The use of this software may or may not infringe the patent rights
 *    of one or more patent holders.  This license does not release you
 *    from the requirement that you obtain separate licenses from these
 *    patent holders to use this software.
 *  - Use of the software either in source or binary form, must be run
 *    on or directly connected to an Analog Devices Inc. component.
 *
 * THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*******************************************************************************/

/******************************************************************************/
/***************************** Include Files **********************************/
/******************************************************************************/
#include "ad9361.h"
#include "ad9361_api.h"
#include "platform.h"
#include "util.h"
#include "config.h"
#include <string.h>

#ifndef AXI_ADC_NOT_PRESENT
/******************************************************************************/
/************************ Constants Definitions *******************************/
/******************************************************************************/
static struct axiadc_chip_info axiadc_chip_info_tbl[] =
{
	{
		"4_CH_DEV",
		4
	},
	{
		"2_CH_DEV",
		2
	},
};
#endif

/**
 * Initialize the AD9361 part.
 * @param init_param The structure that contains the AD9361 initial parameters.
 * @return A structure that contains the AD9361 current state in case of
 *         success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
#ifdef NUAND_MODIFICATIONS
// add *userdata parameter
int32_t ad9361_init (struct ad9361_rf_phy **ad9361_phy, AD9361_InitParam *init_param, void *userdata)
#else
int32_t ad9361_init (struct ad9361_rf_phy **ad9361_phy, AD9361_InitParam *init_param)
#endif // NUAND_MODIFICATIONS
{
	struct ad9361_rf_phy *phy;
	int32_t ret = 0;
	int32_t rev = 0;
	int32_t i   = 0;

	phy = (struct ad9361_rf_phy *)zmalloc(sizeof(*phy));
	if (!phy) {
		return -ENOMEM;
	}

	phy->spi = (struct spi_device *)zmalloc(sizeof(*phy->spi));
	if (!phy->spi) {
		return -ENOMEM;
	}

#ifdef NUAND_MODIFICATIONS
	// allocate gpio struct
	phy->gpio = (struct gpio_device *)zmalloc(sizeof(*phy->gpio));
	if (!phy->gpio) {
		return -ENOMEM;
	}
#endif // NUAND_MODIFICATIONS

	phy->clk_refin = (struct clk *)zmalloc(sizeof(*phy->clk_refin));
	if (!phy->clk_refin) {
		return -ENOMEM;
	}

	phy->pdata = (struct ad9361_phy_platform_data *)zmalloc(sizeof(*phy->pdata));
	if (!phy->pdata) {
		return -ENOMEM;
	}
#ifndef AXI_ADC_NOT_PRESENT
	phy->adc_conv = (struct axiadc_converter *)zmalloc(sizeof(*phy->adc_conv));
	if (!phy->adc_conv) {
		return -ENOMEM;
	}

	phy->adc_state = (struct axiadc_state *)zmalloc(sizeof(*phy->adc_state));
	if (!phy->adc_state) {
		return -ENOMEM;
	}
	phy->adc_state->phy = phy;
#endif

#ifdef NUAND_MODIFICATIONS
	/* Ensure phy->clks and phy->ref_clk_scale are adequately nulled */
	for (size_t i = 0; i < NUM_AD9361_CLKS; ++i) {
		phy->clks[i] = NULL;
		phy->ref_clk_scale[i] = NULL;
	}
	phy->clk_data.clks = NULL;
#endif // NUAND_MODIFICATIONS

	/* Device selection */
	phy->dev_sel = init_param->dev_sel;

	/* Identification number */
	phy->spi->id_no = init_param->id_no;
	phy->id_no = init_param->id_no;

	/* Reference Clock */
	phy->clk_refin->rate = init_param->reference_clk_rate;

	/* Base Configuration */
	phy->pdata->fdd = init_param->frequency_division_duplex_mode_enable;
	phy->pdata->fdd_independent_mode = init_param->frequency_division_duplex_independent_mode_enable;
	phy->pdata->rx2tx2 = init_param->two_rx_two_tx_mode_enable;
	phy->pdata->rx1tx1_mode_use_rx_num = init_param->one_rx_one_tx_mode_use_rx_num;
	phy->pdata->rx1tx1_mode_use_tx_num = init_param->one_rx_one_tx_mode_use_tx_num;
	phy->pdata->tdd_use_dual_synth = init_param->tdd_use_dual_synth_mode_enable;
	phy->pdata->tdd_skip_vco_cal = init_param->tdd_skip_vco_cal_enable;
	phy->pdata->rx_fastlock_delay_ns = init_param->rx_fastlock_delay_ns;
	phy->pdata->tx_fastlock_delay_ns = init_param->tx_fastlock_delay_ns;
	phy->pdata->trx_fastlock_pinctrl_en[0] = init_param->rx_fastlock_pincontrol_enable;
	phy->pdata->trx_fastlock_pinctrl_en[1] = init_param->tx_fastlock_pincontrol_enable;
	if (phy->dev_sel == ID_AD9363A) {
		phy->pdata->use_ext_rx_lo = false;
		phy->pdata->use_ext_tx_lo = false;
	} else {
		phy->pdata->use_ext_rx_lo = init_param->external_rx_lo_enable;
		phy->pdata->use_ext_tx_lo = init_param->external_tx_lo_enable;
	}
	phy->pdata->dc_offset_update_events = init_param->dc_offset_tracking_update_event_mask;
	phy->pdata->dc_offset_attenuation_high = init_param->dc_offset_attenuation_high_range;
	phy->pdata->dc_offset_attenuation_low = init_param->dc_offset_attenuation_low_range;
	phy->pdata->rf_dc_offset_count_high = init_param->dc_offset_count_high_range;
	phy->pdata->rf_dc_offset_count_low = init_param->dc_offset_count_low_range;
	phy->pdata->split_gt = init_param->split_gain_table_mode_enable;
	phy->pdata->trx_synth_max_fref = init_param->trx_synthesizer_target_fref_overwrite_hz;
	phy->pdata->qec_tracking_slow_mode_en = init_param->qec_tracking_slow_mode_enable;

	/* ENSM Control */
	phy->pdata->ensm_pin_pulse_mode = init_param->ensm_enable_pin_pulse_mode_enable;
	phy->pdata->ensm_pin_ctrl = init_param->ensm_enable_txnrx_control_enable;

	/* LO Control */
	phy->pdata->rx_synth_freq = init_param->rx_synthesizer_frequency_hz;
	phy->pdata->tx_synth_freq = init_param->tx_synthesizer_frequency_hz;

	/* Rate & BW Control */
	for(i = 0; i < 6; i++) {
		phy->pdata->rx_path_clks[i] = init_param->rx_path_clock_frequencies[i];
	}
	for(i = 0; i < 6; i++) {
		phy->pdata->tx_path_clks[i] = init_param->tx_path_clock_frequencies[i];
	}
	phy->pdata->rf_rx_bandwidth_Hz = init_param->rf_rx_bandwidth_hz;
	phy->pdata->rf_tx_bandwidth_Hz = init_param->rf_tx_bandwidth_hz;

	/* RF Port Control */
	phy->pdata->rf_rx_input_sel = init_param->rx_rf_port_input_select;
	phy->pdata->rf_tx_output_sel = init_param->tx_rf_port_input_select;

	/* TX Attenuation Control */
	phy->pdata->tx_atten = init_param->tx_attenuation_mdB;
	phy->pdata->update_tx_gain_via_alert = init_param->update_tx_gain_in_alert_enable;

	/* Reference Clock Control */
	switch (phy->dev_sel) {
		case ID_AD9363A:
			phy->pdata->use_extclk = true;
			break;
		default:
			phy->pdata->use_extclk = init_param->xo_disable_use_ext_refclk_enable;
	}
	phy->pdata->dcxo_coarse = init_param->dcxo_coarse_and_fine_tune[0];
	phy->pdata->dcxo_fine = init_param->dcxo_coarse_and_fine_tune[1];
	phy->pdata->ad9361_clkout_mode = (enum ad9361_clkout)init_param->clk_output_mode_select;

	/* Gain Control */
	phy->pdata->gain_ctrl.rx1_mode = (enum rf_gain_ctrl_mode)init_param->gc_rx1_mode;
	phy->pdata->gain_ctrl.rx2_mode = (enum rf_gain_ctrl_mode)init_param->gc_rx2_mode;
	phy->pdata->gain_ctrl.adc_large_overload_thresh = init_param->gc_adc_large_overload_thresh;
	phy->pdata->gain_ctrl.adc_ovr_sample_size = init_param->gc_adc_ovr_sample_size;
	phy->pdata->gain_ctrl.adc_small_overload_thresh = init_param->gc_adc_small_overload_thresh;
	phy->pdata->gain_ctrl.dec_pow_measuremnt_duration = init_param->gc_dec_pow_measurement_duration;
	phy->pdata->gain_ctrl.dig_gain_en = init_param->gc_dig_gain_enable;
	phy->pdata->gain_ctrl.lmt_overload_high_thresh = init_param->gc_lmt_overload_high_thresh;
	phy->pdata->gain_ctrl.lmt_overload_low_thresh = init_param->gc_lmt_overload_low_thresh;
	phy->pdata->gain_ctrl.low_power_thresh = init_param->gc_low_power_thresh;
	phy->pdata->gain_ctrl.max_dig_gain = init_param->gc_max_dig_gain;

	/* Gain MGC Control */
	phy->pdata->gain_ctrl.mgc_dec_gain_step = init_param->mgc_dec_gain_step;
	phy->pdata->gain_ctrl.mgc_inc_gain_step = init_param->mgc_inc_gain_step;
	phy->pdata->gain_ctrl.mgc_rx1_ctrl_inp_en = init_param->mgc_rx1_ctrl_inp_enable;
	phy->pdata->gain_ctrl.mgc_rx2_ctrl_inp_en = init_param->mgc_rx2_ctrl_inp_enable;
	phy->pdata->gain_ctrl.mgc_split_table_ctrl_inp_gain_mode = init_param->mgc_split_table_ctrl_inp_gain_mode;

	/* Gain AGC Control */
	phy->pdata->gain_ctrl.adc_large_overload_exceed_counter = init_param->agc_adc_large_overload_exceed_counter;
	phy->pdata->gain_ctrl.adc_large_overload_inc_steps = init_param->agc_adc_large_overload_inc_steps;
	phy->pdata->gain_ctrl.adc_lmt_small_overload_prevent_gain_inc = init_param->agc_adc_lmt_small_overload_prevent_gain_inc_enable;
	phy->pdata->gain_ctrl.adc_small_overload_exceed_counter = init_param->agc_adc_small_overload_exceed_counter;
	phy->pdata->gain_ctrl.dig_gain_step_size = init_param->agc_dig_gain_step_size;
	phy->pdata->gain_ctrl.dig_saturation_exceed_counter = init_param->agc_dig_saturation_exceed_counter;
	phy->pdata->gain_ctrl.gain_update_interval_us = init_param->agc_gain_update_interval_us;
	phy->pdata->gain_ctrl.immed_gain_change_if_large_adc_overload = init_param->agc_immed_gain_change_if_large_adc_overload_enable;
	phy->pdata->gain_ctrl.immed_gain_change_if_large_lmt_overload = init_param->agc_immed_gain_change_if_large_lmt_overload_enable;
	phy->pdata->gain_ctrl.agc_inner_thresh_high = init_param->agc_inner_thresh_high;
	phy->pdata->gain_ctrl.agc_inner_thresh_high_dec_steps = init_param->agc_inner_thresh_high_dec_steps;
	phy->pdata->gain_ctrl.agc_inner_thresh_low = init_param->agc_inner_thresh_low;
	phy->pdata->gain_ctrl.agc_inner_thresh_low_inc_steps = init_param->agc_inner_thresh_low_inc_steps;
	phy->pdata->gain_ctrl.lmt_overload_large_exceed_counter = init_param->agc_lmt_overload_large_exceed_counter;
	phy->pdata->gain_ctrl.lmt_overload_large_inc_steps = init_param->agc_lmt_overload_large_inc_steps;
	phy->pdata->gain_ctrl.lmt_overload_small_exceed_counter = init_param->agc_lmt_overload_small_exceed_counter;
	phy->pdata->gain_ctrl.agc_outer_thresh_high = init_param->agc_outer_thresh_high;
	phy->pdata->gain_ctrl.agc_outer_thresh_high_dec_steps = init_param->agc_outer_thresh_high_dec_steps;
	phy->pdata->gain_ctrl.agc_outer_thresh_low = init_param->agc_outer_thresh_low;
	phy->pdata->gain_ctrl.agc_outer_thresh_low_inc_steps = init_param->agc_outer_thresh_low_inc_steps;
	phy->pdata->gain_ctrl.agc_attack_delay_extra_margin_us = init_param->agc_attack_delay_extra_margin_us;
	phy->pdata->gain_ctrl.sync_for_gain_counter_en = init_param->agc_sync_for_gain_counter_enable;

	/* Fast AGC */
	phy->pdata->gain_ctrl.f_agc_dec_pow_measuremnt_duration = init_param->fagc_dec_pow_measuremnt_duration;
	phy->pdata->gain_ctrl.f_agc_state_wait_time_ns = init_param->fagc_state_wait_time_ns;
	/* Fast AGC - Low Power */
	phy->pdata->gain_ctrl.f_agc_allow_agc_gain_increase = init_param->fagc_allow_agc_gain_increase;
	phy->pdata->gain_ctrl.f_agc_lp_thresh_increment_time = init_param->fagc_lp_thresh_increment_time;
	phy->pdata->gain_ctrl.f_agc_lp_thresh_increment_steps = init_param->fagc_lp_thresh_increment_steps;
	/* Fast AGC - Lock Level */
	phy->pdata->gain_ctrl.f_agc_lock_level = init_param->fagc_lock_level;
	phy->pdata->gain_ctrl.f_agc_lock_level_lmt_gain_increase_en = init_param->fagc_lock_level_lmt_gain_increase_en;
	phy->pdata->gain_ctrl.f_agc_lock_level_gain_increase_upper_limit = init_param->fagc_lock_level_gain_increase_upper_limit;
	/* Fast AGC - Peak Detectors and Final Settling */
	phy->pdata->gain_ctrl.f_agc_lpf_final_settling_steps = init_param->fagc_lpf_final_settling_steps;
	phy->pdata->gain_ctrl.f_agc_lmt_final_settling_steps = init_param->fagc_lmt_final_settling_steps;
	phy->pdata->gain_ctrl.f_agc_final_overrange_count = init_param->fagc_final_overrange_count;
	/* Fast AGC - Final Power Test */
	phy->pdata->gain_ctrl.f_agc_gain_increase_after_gain_lock_en = init_param->fagc_gain_increase_after_gain_lock_en;
	/* Fast AGC - Unlocking the Gain */
	phy->pdata->gain_ctrl.f_agc_gain_index_type_after_exit_rx_mode = (enum f_agc_target_gain_index_type)init_param->fagc_gain_index_type_after_exit_rx_mode;
	phy->pdata->gain_ctrl.f_agc_use_last_lock_level_for_set_gain_en = init_param->fagc_use_last_lock_level_for_set_gain_en;
	phy->pdata->gain_ctrl.f_agc_rst_gla_stronger_sig_thresh_exceeded_en = init_param->fagc_rst_gla_stronger_sig_thresh_exceeded_en;
	phy->pdata->gain_ctrl.f_agc_optimized_gain_offset = init_param->fagc_optimized_gain_offset;
	phy->pdata->gain_ctrl.f_agc_rst_gla_stronger_sig_thresh_above_ll = init_param->fagc_rst_gla_stronger_sig_thresh_above_ll;
	phy->pdata->gain_ctrl.f_agc_rst_gla_engergy_lost_sig_thresh_exceeded_en = init_param->fagc_rst_gla_engergy_lost_sig_thresh_exceeded_en;
	phy->pdata->gain_ctrl.f_agc_rst_gla_engergy_lost_goto_optim_gain_en = init_param->fagc_rst_gla_engergy_lost_goto_optim_gain_en;
	phy->pdata->gain_ctrl.f_agc_rst_gla_engergy_lost_sig_thresh_below_ll = init_param->fagc_rst_gla_engergy_lost_sig_thresh_below_ll;
	phy->pdata->gain_ctrl.f_agc_energy_lost_stronger_sig_gain_lock_exit_cnt = init_param->fagc_energy_lost_stronger_sig_gain_lock_exit_cnt;
	phy->pdata->gain_ctrl.f_agc_rst_gla_large_adc_overload_en = init_param->fagc_rst_gla_large_adc_overload_en;
	phy->pdata->gain_ctrl.f_agc_rst_gla_large_lmt_overload_en = init_param->fagc_rst_gla_large_lmt_overload_en;
	phy->pdata->gain_ctrl.f_agc_rst_gla_en_agc_pulled_high_en = init_param->fagc_rst_gla_en_agc_pulled_high_en;
	phy->pdata->gain_ctrl.f_agc_rst_gla_if_en_agc_pulled_high_mode = (enum f_agc_target_gain_index_type)init_param->fagc_rst_gla_if_en_agc_pulled_high_mode;
	phy->pdata->gain_ctrl.f_agc_power_measurement_duration_in_state5 = init_param->fagc_power_measurement_duration_in_state5;

	/* RSSI Control */
	phy->pdata->rssi_ctrl.rssi_delay = init_param->rssi_delay;
	phy->pdata->rssi_ctrl.rssi_duration = init_param->rssi_duration;
	phy->pdata->rssi_ctrl.restart_mode = (enum rssi_restart_mode)init_param->rssi_restart_mode;
	phy->pdata->rssi_ctrl.rssi_unit_is_rx_samples = init_param->rssi_unit_is_rx_samples_enable;
	phy->pdata->rssi_ctrl.rssi_wait = init_param->rssi_wait;

	/* Aux ADC Control */
	phy->pdata->auxadc_ctrl.auxadc_decimation = init_param->aux_adc_decimation;
	phy->pdata->auxadc_ctrl.auxadc_clock_rate = init_param->aux_adc_rate;

	/* AuxDAC Control */
	phy->pdata->auxdac_ctrl.auxdac_manual_mode_en = init_param->aux_dac_manual_mode_enable;
	phy->pdata->auxdac_ctrl.dac1_default_value = init_param->aux_dac1_default_value_mV;
	phy->pdata->auxdac_ctrl.dac1_in_rx_en = init_param->aux_dac1_active_in_rx_enable;
	phy->pdata->auxdac_ctrl.dac1_in_tx_en = init_param->aux_dac1_active_in_tx_enable;
	phy->pdata->auxdac_ctrl.dac1_in_alert_en = init_param->aux_dac1_active_in_alert_enable;
	phy->pdata->auxdac_ctrl.dac1_rx_delay_us = init_param->aux_dac1_rx_delay_us;
	phy->pdata->auxdac_ctrl.dac1_tx_delay_us = init_param->aux_dac1_tx_delay_us;
	phy->pdata->auxdac_ctrl.dac2_default_value = init_param->aux_dac2_default_value_mV;
	phy->pdata->auxdac_ctrl.dac2_in_rx_en = init_param->aux_dac2_active_in_rx_enable;
	phy->pdata->auxdac_ctrl.dac2_in_tx_en = init_param->aux_dac2_active_in_tx_enable;
	phy->pdata->auxdac_ctrl.dac2_in_alert_en = init_param->aux_dac2_active_in_alert_enable;
	phy->pdata->auxdac_ctrl.dac2_rx_delay_us = init_param->aux_dac2_rx_delay_us;
	phy->pdata->auxdac_ctrl.dac2_tx_delay_us = init_param->aux_dac2_tx_delay_us;

	/* Temperature Sensor Control */
	phy->pdata->auxadc_ctrl.temp_sensor_decimation = init_param->temp_sense_decimation;
	phy->pdata->auxadc_ctrl.temp_time_inteval_ms = init_param->temp_sense_measurement_interval_ms;
	phy->pdata->auxadc_ctrl.offset = init_param->temp_sense_offset_signed;
	phy->pdata->auxadc_ctrl.periodic_temp_measuremnt = init_param->temp_sense_periodic_measurement_enable;

	/* Control Out Setup */
	phy->pdata->ctrl_outs_ctrl.en_mask = init_param->ctrl_outs_enable_mask;
	phy->pdata->ctrl_outs_ctrl.index = init_param->ctrl_outs_index;

	/* External LNA Control */
	phy->pdata->elna_ctrl.settling_delay_ns = init_param->elna_settling_delay_ns;
	phy->pdata->elna_ctrl.gain_mdB = init_param->elna_gain_mdB;
	phy->pdata->elna_ctrl.bypass_loss_mdB = init_param->elna_bypass_loss_mdB;
	phy->pdata->elna_ctrl.elna_1_control_en = init_param->elna_rx1_gpo0_control_enable;
	phy->pdata->elna_ctrl.elna_2_control_en = init_param->elna_rx2_gpo1_control_enable;
	phy->pdata->elna_ctrl.elna_in_gaintable_all_index_en = init_param->elna_gaintable_all_index_enable;

	/* Digital Interface Control */
	phy->pdata->dig_interface_tune_skipmode = (init_param->digital_interface_tune_skip_mode);
	phy->pdata->dig_interface_tune_fir_disable = (init_param->digital_interface_tune_fir_disable);
	phy->pdata->port_ctrl.pp_conf[0] = (init_param->pp_tx_swap_enable << 7);
	phy->pdata->port_ctrl.pp_conf[0] |= (init_param->pp_rx_swap_enable << 6);
	phy->pdata->port_ctrl.pp_conf[0] |= (init_param->tx_channel_swap_enable << 5);
	phy->pdata->port_ctrl.pp_conf[0] |= (init_param->rx_channel_swap_enable << 4);
	phy->pdata->port_ctrl.pp_conf[0] |= (init_param->rx_frame_pulse_mode_enable << 3);
	phy->pdata->port_ctrl.pp_conf[0] |= (init_param->two_t_two_r_timing_enable << 2);
	phy->pdata->port_ctrl.pp_conf[0] |= (init_param->invert_data_bus_enable << 1);
	phy->pdata->port_ctrl.pp_conf[0] |= (init_param->invert_data_clk_enable << 0);
	phy->pdata->port_ctrl.pp_conf[1] = (init_param->fdd_alt_word_order_enable << 7);
	phy->pdata->port_ctrl.pp_conf[1] |= (init_param->invert_rx_frame_enable << 2);
	phy->pdata->port_ctrl.pp_conf[2] = (init_param->fdd_rx_rate_2tx_enable << 7);
	phy->pdata->port_ctrl.pp_conf[2] |= (init_param->swap_ports_enable << 6);
	phy->pdata->port_ctrl.pp_conf[2] |= (init_param->single_data_rate_enable << 5);
	phy->pdata->port_ctrl.pp_conf[2] |= (init_param->lvds_mode_enable << 4);
	phy->pdata->port_ctrl.pp_conf[2] |= (init_param->half_duplex_mode_enable << 3);
	phy->pdata->port_ctrl.pp_conf[2] |= (init_param->single_port_mode_enable << 2);
	phy->pdata->port_ctrl.pp_conf[2] |= (init_param->full_port_enable << 1);
	phy->pdata->port_ctrl.pp_conf[2] |= (init_param->full_duplex_swap_bits_enable << 0);
	phy->pdata->port_ctrl.pp_conf[1] |= (init_param->delay_rx_data & 0x3);
	phy->pdata->port_ctrl.rx_clk_data_delay = DATA_CLK_DELAY(init_param->rx_data_clock_delay);
	phy->pdata->port_ctrl.rx_clk_data_delay |= RX_DATA_DELAY(init_param->rx_data_delay);
	phy->pdata->port_ctrl.tx_clk_data_delay = FB_CLK_DELAY(init_param->tx_fb_clock_delay);
	phy->pdata->port_ctrl.tx_clk_data_delay |= TX_DATA_DELAY(init_param->tx_data_delay);
	phy->pdata->port_ctrl.lvds_bias_ctrl = ((init_param->lvds_bias_mV - 75) / 75) & 0x7;
	phy->pdata->port_ctrl.lvds_bias_ctrl |= (init_param->lvds_rx_onchip_termination_enable << 5);
	phy->pdata->rx1rx2_phase_inversion_en = init_param->rx1rx2_phase_inversion_en;

#ifdef NUAND_MODIFICATIONS
	// settings for digital interface drive and slew
	phy->pdata->port_ctrl.clk_out_drive = init_param->clk_out_drive & 0x1;
	phy->pdata->port_ctrl.dataclk_drive = init_param->dataclk_drive & 0x1;
	phy->pdata->port_ctrl.data_port_drive = init_param->data_port_drive & 0x1;
	phy->pdata->port_ctrl.clk_out_slew = init_param->clk_out_slew & 0x3;
	phy->pdata->port_ctrl.dataclk_slew = init_param->dataclk_slew & 0x3;
	phy->pdata->port_ctrl.data_port_slew = init_param->data_port_slew & 0x3;
#endif // NUAND_MODIFICATIONS

	/* GPO Control */
	phy->pdata->gpo_ctrl.gpo0_inactive_state_high_en = init_param->gpo0_inactive_state_high_enable;
	phy->pdata->gpo_ctrl.gpo1_inactive_state_high_en = init_param->gpo1_inactive_state_high_enable;
	phy->pdata->gpo_ctrl.gpo2_inactive_state_high_en = init_param->gpo2_inactive_state_high_enable;
	phy->pdata->gpo_ctrl.gpo3_inactive_state_high_en = init_param->gpo3_inactive_state_high_enable;

	phy->pdata->gpo_ctrl.gpo0_slave_rx_en = init_param->gpo0_slave_rx_enable;
	phy->pdata->gpo_ctrl.gpo0_slave_tx_en = init_param->gpo0_slave_tx_enable;
	phy->pdata->gpo_ctrl.gpo1_slave_rx_en = init_param->gpo1_slave_rx_enable;
	phy->pdata->gpo_ctrl.gpo1_slave_tx_en = init_param->gpo1_slave_tx_enable;
	phy->pdata->gpo_ctrl.gpo2_slave_rx_en = init_param->gpo2_slave_rx_enable;
	phy->pdata->gpo_ctrl.gpo2_slave_tx_en = init_param->gpo2_slave_tx_enable;
	phy->pdata->gpo_ctrl.gpo3_slave_rx_en = init_param->gpo3_slave_rx_enable;
	phy->pdata->gpo_ctrl.gpo3_slave_tx_en = init_param->gpo3_slave_tx_enable;

	phy->pdata->gpo_ctrl.gpo0_rx_delay_us = init_param->gpo0_rx_delay_us;
	phy->pdata->gpo_ctrl.gpo0_tx_delay_us = init_param->gpo0_tx_delay_us;
	phy->pdata->gpo_ctrl.gpo1_rx_delay_us = init_param->gpo1_rx_delay_us;
	phy->pdata->gpo_ctrl.gpo1_tx_delay_us = init_param->gpo1_tx_delay_us;
	phy->pdata->gpo_ctrl.gpo2_rx_delay_us = init_param->gpo2_rx_delay_us;
	phy->pdata->gpo_ctrl.gpo2_tx_delay_us = init_param->gpo2_tx_delay_us;
	phy->pdata->gpo_ctrl.gpo3_rx_delay_us = init_param->gpo3_rx_delay_us;
	phy->pdata->gpo_ctrl.gpo3_tx_delay_us = init_param->gpo3_tx_delay_us;

	/* Tx Monitor Control */
	phy->pdata->txmon_ctrl.low_high_gain_threshold_mdB = init_param->low_high_gain_threshold_mdB;
	phy->pdata->txmon_ctrl.low_gain_dB = init_param->low_gain_dB;
	phy->pdata->txmon_ctrl.high_gain_dB = init_param->high_gain_dB;
	phy->pdata->txmon_ctrl.tx_mon_track_en = init_param->tx_mon_track_en;
	phy->pdata->txmon_ctrl.one_shot_mode_en = init_param->one_shot_mode_en;
	phy->pdata->txmon_ctrl.tx_mon_delay = init_param->tx_mon_delay;
	phy->pdata->txmon_ctrl.tx_mon_duration = init_param->tx_mon_duration;
	phy->pdata->txmon_ctrl.tx1_mon_front_end_gain = init_param->tx1_mon_front_end_gain;
	phy->pdata->txmon_ctrl.tx2_mon_front_end_gain = init_param->tx2_mon_front_end_gain;
	phy->pdata->txmon_ctrl.tx1_mon_lo_cm = init_param->tx1_mon_lo_cm;
	phy->pdata->txmon_ctrl.tx2_mon_lo_cm = init_param->tx2_mon_lo_cm;

	phy->pdata->debug_mode = true;
	phy->pdata->gpio_resetb = init_param->gpio_resetb;
	/* Optional: next three GPIOs are used for MCS synchronization */
	phy->pdata->gpio_sync = init_param->gpio_sync;
	phy->pdata->gpio_cal_sw1 = init_param->gpio_cal_sw1;
	phy->pdata->gpio_cal_sw2 = init_param->gpio_cal_sw2;

	phy->pdata->port_ctrl.digital_io_ctrl = 0;
	phy->pdata->port_ctrl.lvds_invert[0] = init_param->lvds_invert1_control;
	phy->pdata->port_ctrl.lvds_invert[1] = init_param->lvds_invert2_control;

#ifndef AXI_ADC_NOT_PRESENT
	phy->adc_conv->chip_info = &axiadc_chip_info_tbl[phy->pdata->rx2tx2 ? ID_AD9361 : ID_AD9364];
#endif

	phy->rx_eq_2tx = false;

	phy->current_table = RXGAIN_TBLS_END;
	phy->bypass_tx_fir = true;
	phy->bypass_rx_fir = true;
	phy->rate_governor = 1;
	phy->rfdc_track_en = true;
	phy->bbdc_track_en = true;
	phy->quad_track_en = true;

	phy->bist_loopback_mode = 0;
	phy->bist_prbs_mode = BIST_DISABLE;
	phy->bist_tone_mode = BIST_DISABLE;
	phy->bist_tone_freq_Hz = 0;
	phy->bist_tone_level_dB = 0;
	phy->bist_tone_mask = 0;

#ifdef NUAND_MODIFICATIONS
	// initialize SPI and GPIO
	ret = spi_init(phy, userdata);
	if (ret < 0) {
		goto out;
	}

	ret = gpio_init(phy, userdata);
	if (ret < 0) {
		goto out;
	}
#endif // NUAND_MODIFICATIONS

	ad9361_reset(phy);

	ret = ad9361_spi_read(phy->spi, REG_PRODUCT_ID);
	if ((ret & PRODUCT_ID_MASK) != PRODUCT_ID_9361) {
		printf("%s : Unsupported PRODUCT_ID 0x%X", __func__, (unsigned int)ret);
#ifdef NUAND_MODIFICATIONS
		// this missing newline, so help me god...
		printf("\n");
#endif // NUAND_MODIFICATIONS
		ret = -ENODEV;
		goto out;
	}
	rev = ret & REV_MASK;

	if (AD9364_DEVICE) {
		phy->pdata->rx2tx2 = false;
		phy->pdata->rx1tx1_mode_use_rx_num = 1;
		phy->pdata->rx1tx1_mode_use_tx_num = 1;
	}

	phy->ad9361_rfpll_ext_recalc_rate = init_param->ad9361_rfpll_ext_recalc_rate;
	phy->ad9361_rfpll_ext_round_rate = init_param->ad9361_rfpll_ext_round_rate;
	phy->ad9361_rfpll_ext_set_rate = init_param->ad9361_rfpll_ext_set_rate;

	ret = register_clocks(phy);
	if (ret < 0)
		goto out;

#ifndef AXI_ADC_NOT_PRESENT
#ifdef NUAND_MODIFICATIONS
	// use alternate axiadc accessors
	axiadc_init(phy, userdata);
	ret = axiadc_read(phy->adc_state, ADI_REG_VERSION, &(phy->adc_state->pcore_version));
	if (ret < 0)
		goto out;
#else
	axiadc_init(phy);
	phy->adc_state->pcore_version = axiadc_read(phy->adc_state, ADI_REG_VERSION);
#endif // NUAND_MODIFICATIONS
#endif

	ad9361_init_gain_tables(phy);

	ret = ad9361_setup(phy);
	if (ret < 0)
		goto out;

#ifndef AXI_ADC_NOT_PRESENT
	/* platform specific wrapper to call ad9361_post_setup() */
	ret = axiadc_post_setup(phy);
	if (ret < 0)
		goto out;
#endif

#ifndef NUAND_MODIFICATIONS
	// reduce console noise
	printf("%s : AD936x Rev %d successfully initialized\n", __func__, (int)rev);
#endif // !NUAND_MODIFICATIONS

	*ad9361_phy = phy;

	return 0;

out:
	free(phy->spi);
#ifndef AXI_ADC_NOT_PRESENT
	free(phy->adc_conv);
	free(phy->adc_state);
#endif
	free(phy->clk_refin);
	free(phy->pdata);

#ifdef NUAND_MODIFICATIONS
	// free gpio struct, and also the clock stuff
	free(phy->gpio);
	free(phy->clk_data.clks);
	for (size_t i = 0; i < NUM_AD9361_CLKS; ++i) {
		free(phy->clks[i]);
		free(phy->ref_clk_scale[i]);
	}
#endif // NUAND_MODIFICATIONS

	free(phy);
	printf("%s : AD936x initialization error\n", __func__);

	return -ENODEV;
}

#ifdef NUAND_MODIFICATIONS
/**
 * Deinitialize the AD9361 part.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_deinit (struct ad9361_rf_phy *phy)
{
	if (phy) {
		/* Put AD9361 part into reset */
		if (gpio_is_valid(phy->gpio, phy->pdata->gpio_resetb)) {
			gpio_set_value(phy->gpio, phy->pdata->gpio_resetb, 0);
		}
	}

	if (phy) {
		free(phy->spi);
		free(phy->gpio);
#ifndef AXI_ADC_NOT_PRESENT
		free(phy->adc_conv);
		free(phy->adc_state);
#endif
		free(phy->clk_refin);
		free(phy->clk_data.clks);
		free(phy->pdata);

		for (size_t i = 0; i < NUM_AD9361_CLKS; ++i) {
			free(phy->clks[i]);
			free(phy->ref_clk_scale[i]);
		}

		free(phy);
	}

	return 0;
}
#endif // NUAND_MODIFICATIONS

/**
 * Set the Enable State Machine (ENSM) mode.
 * @param phy The AD9361 current state structure.
 * @param mode The ENSM mode.
 * 			   Accepted values:
 * 				ENSM_MODE_TX
 * 				ENSM_MODE_RX
 * 				ENSM_MODE_ALERT
 * 				ENSM_MODE_FDD
 * 				ENSM_MODE_WAIT
 * 				ENSM_MODE_SLEEP
 * 				ENSM_MODE_PINCTRL
 * 				ENSM_MODE_PINCTRL_FDD_INDEP
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_en_state_machine_mode (struct ad9361_rf_phy *phy,
										  uint32_t mode)
{
	int32_t ret;
	uint8_t ensm_state;
	bool pinctrl = false;

	phy->pdata->fdd_independent_mode = false;

	switch (mode) {
	case ENSM_MODE_TX:
		ensm_state = ENSM_STATE_TX;
		break;
	case ENSM_MODE_RX:
		ensm_state = ENSM_STATE_RX;
		break;
	case ENSM_MODE_ALERT:
		ensm_state = ENSM_STATE_ALERT;
		break;
	case ENSM_MODE_FDD:
		ensm_state = ENSM_STATE_FDD;
		break;
	case ENSM_MODE_WAIT:
		ensm_state = ENSM_STATE_SLEEP_WAIT;
		break;
	case ENSM_MODE_SLEEP:
		ensm_state = ENSM_STATE_SLEEP;
		break;
	case ENSM_MODE_PINCTRL:
		ensm_state = ENSM_STATE_SLEEP_WAIT;
		pinctrl = true;
		break;
	case ENSM_MODE_PINCTRL_FDD_INDEP:
		ensm_state = ENSM_STATE_FDD;
		phy->pdata->fdd_independent_mode = true;
		break;
	default:
		return -EINVAL;
	}

	ad9361_set_ensm_mode(phy, phy->pdata->fdd, pinctrl);
	ret = ad9361_ensm_set_state(phy, ensm_state, pinctrl);

	return ret;
}

/**
 * Get the Enable State Machine (ENSM) mode.
 * @param phy The AD9361 current state structure.
 * @param mode A variable to store the selected ENSM mode.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_en_state_machine_mode (struct ad9361_rf_phy *phy,
										  uint32_t *mode)
{
	uint8_t ensm_state;
	bool pinctrl = false;
	int32_t ret;

	ensm_state = ad9361_spi_read(phy->spi, REG_STATE);
	ensm_state &= ENSM_STATE(~0);
	ret = ad9361_spi_read(phy->spi, REG_ENSM_CONFIG_1);
	if ((ret & ENABLE_ENSM_PIN_CTRL) == ENABLE_ENSM_PIN_CTRL)
		pinctrl = true;

	switch (ensm_state) {
	case ENSM_STATE_TX:
		*mode = ENSM_MODE_TX;
		break;
	case ENSM_STATE_RX:
		*mode = ENSM_MODE_RX;
		break;
	case ENSM_STATE_ALERT:
		*mode = ENSM_MODE_ALERT;
		break;
	case ENSM_STATE_FDD:
		if (phy->pdata->fdd_independent_mode)
			*mode = ENSM_MODE_PINCTRL_FDD_INDEP;
		else
			*mode = ENSM_MODE_FDD;
		break;
	case ENSM_STATE_SLEEP_WAIT:
		if (pinctrl)
			*mode = ENSM_MODE_PINCTRL;
		else
			*mode = ENSM_MODE_WAIT;
		break;
	case ENSM_STATE_SLEEP:
		*mode = ENSM_MODE_SLEEP;
		break;
	default:
		return -EINVAL;
	}

	return 0;
}

/**
 * Set the receive RF gain for the selected channel.
 * @param phy The AD9361 current state structure.
 * @param ch The desired channel number (RX1, RX2).
 * 			 Accepted values in 2x2 mode:
 * 			  RX1 (0)
 * 			  RX2 (1)
 * 			 Accepted values in 1x1 mode:
 * 			  RX1 (0)
 * @param gain_db The RF gain (dB).
 * 				  Example:
 * 				   10 (10 dB)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_rx_rf_gain (struct ad9361_rf_phy *phy,
							   uint8_t ch, int32_t gain_db)
{
	struct rf_rx_gain rx_gain = {0};
	int32_t ret = 0;

	if ((phy->pdata->rx2tx2 == 0) && (ch == RX2)) {
		printf("%s : RX2 is an invalid option in 1x1 mode!\n", __func__);
		return -1;
	}

	rx_gain.gain_db = gain_db;
	ret = ad9361_set_rx_gain(phy,
					ad9361_1rx1tx_channel_map(phy, false,
					ch + 1), &rx_gain);

	return ret;
}

/**
 * Get current receive RF gain for the selected channel.
 * @param phy The AD9361 current state structure.
 * @param ch The desired channel number (RX1, RX2).
 * 			 Accepted values in 2x2 mode:
 * 			  RX1 (0)
 * 			  RX2 (1)
 * 			 Accepted values in 1x1 mode:
 * 			  RX1 (0)
 * @param gain_db A variable to store the RF gain (dB).
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_rf_gain (struct ad9361_rf_phy *phy,
							   uint8_t ch, int32_t *gain_db)
{
	struct rf_rx_gain rx_gain = {0};
	int32_t ret = 0;

	if ((phy->pdata->rx2tx2 == 0) && (ch == RX2)) {
		printf("%s : RX2 is an invalid option in 1x1 mode!\n", __func__);
		return -1;
	}

	ret = ad9361_get_rx_gain(phy, ad9361_1rx1tx_channel_map(phy,
			false, ch + 1), &rx_gain);

	*gain_db = rx_gain.gain_db;

	return ret;
}

/**
 * Set the RX RF bandwidth.
 * @param phy The AD9361 current state structure.
 * @param bandwidth_hz The desired bandwidth (Hz).
 * 					   Example:
 * 					    18000000 (18 MHz)
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_rx_rf_bandwidth (struct ad9361_rf_phy *phy,
									uint32_t bandwidth_hz)
{
	int32_t ret = 0;

	bandwidth_hz = ad9361_validate_rf_bw(phy, bandwidth_hz);

	if (phy->current_rx_bw_Hz != bandwidth_hz)
		ret = ad9361_update_rf_bandwidth(phy, bandwidth_hz,
				phy->current_tx_bw_Hz);
	else
		ret = 0;

	return ret;
}

/**
 * Get the RX RF bandwidth.
 * @param phy The AD9361 current state structure.
 * @param bandwidth_hz A variable to store the bandwidth value (Hz).
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_rf_bandwidth (struct ad9361_rf_phy *phy,
									uint32_t *bandwidth_hz)
{
	*bandwidth_hz = phy->current_rx_bw_Hz;

	return 0;
}

/**
 * Set the RX sampling frequency.
 * @param phy The AD9361 current state structure.
 * @param sampling_freq_hz The desired frequency (Hz).
 * 						   Example:
 * 						    30720000 (30.72 MHz)
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_rx_sampling_freq (struct ad9361_rf_phy *phy,
									 uint32_t sampling_freq_hz)
{
	int32_t ret;
	uint32_t rx[6], tx[6];

	ret = ad9361_calculate_rf_clock_chain(phy, sampling_freq_hz,
		phy->rate_governor, rx, tx);
	if (ret < 0)
		return ret;

	ad9361_set_trx_clock_chain(phy, rx, tx);

	ret = ad9361_update_rf_bandwidth(phy, phy->current_rx_bw_Hz,
					phy->current_tx_bw_Hz);

	return ret;
}

/**
 * Get current RX sampling frequency.
 * @param phy The AD9361 current state structure.
 * @param sampling_freq_hz A variable to store the frequency value (Hz).
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_sampling_freq (struct ad9361_rf_phy *phy,
									 uint32_t *sampling_freq_hz)
{
	*sampling_freq_hz = (uint32_t)clk_get_rate(phy,
										phy->ref_clk_scale[RX_SAMPL_CLK]);

	return 0;
}

/**
 * Set the RX LO frequency.
 * @param phy The AD9361 current state structure.
 * @param lo_freq_hz The desired frequency (Hz).
 * 					 Example:
 * 					  2400000000 (2.4 GHz)
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_rx_lo_freq (struct ad9361_rf_phy *phy,
							   uint64_t lo_freq_hz)
{
	int32_t ret;

	ret = clk_set_rate(phy, phy->ref_clk_scale[RX_RFPLL],
				ad9361_to_clk(lo_freq_hz));

	return ret;
}

/**
 * Get current RX LO frequency.
 * @param phy The AD9361 current state structure.
 * @param lo_freq_hz A variable to store the frequency value (Hz).
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_lo_freq (struct ad9361_rf_phy *phy,
							   uint64_t *lo_freq_hz)
{
	*lo_freq_hz = ad9361_from_clk(clk_get_rate(phy,
										phy->ref_clk_scale[RX_RFPLL]));

	return 0;
}

/**
 * Switch between internal and external LO.
 * @param phy The AD9361 state structure.
 * @param int_ext The selected lo (INT_LO, EXT_LO).
 * 			  Accepted values:
 * 			   INT_LO
 * 			   EXT_LO
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_rx_lo_int_ext(struct ad9361_rf_phy *phy, uint8_t int_ext)
{
	if ((phy->dev_sel == ID_AD9363A) && (int_ext = EXT_LO)) {
		printf("%s : EXT_LO is not supported by AD9363!\n", __func__);
		return -1;
	}

	phy->pdata->use_ext_rx_lo = int_ext;

	return ad9361_clk_mux_set_parent(phy->ref_clk_scale[RX_RFPLL], int_ext);
}

/**
 * Get the RSSI for the selected channel.
 * @param phy The AD9361 current state structure.
 * @param ch The desired channel (RX1, RX2).
 * 			 Accepted values in 2x2 mode:
 * 			  RX1 (0)
 * 			  RX2 (1)
 * 			 Accepted values in 1x1 mode:
 * 			  RX1 (0)
 * @param rssi A variable to store the RSSI.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_rssi (struct ad9361_rf_phy *phy,
							uint8_t ch, struct rf_rssi *rssi)
{
	int32_t ret;

	if ((phy->pdata->rx2tx2 == 0) && (ch == RX2)) {
		printf("%s : RX2 is an invalid option in 1x1 mode!\n", __func__);
		return -1;
	}

	rssi->ant = ad9361_1rx1tx_channel_map(phy, false, ch + 1);
	rssi->duration = 1;
	ret = ad9361_read_rssi(phy, rssi);

	return ret;
}

/**
 * Set the gain control mode for the selected channel.
 * @param phy The AD9361 current state structure.
 * @param ch The desired channel (RX1, RX2).
 * 			 Accepted values in 2x2 mode:
 * 			  RX1 (0)
 * 			  RX2 (1)
 * 			 Accepted values in 1x1 mode:
 * 			  RX1 (0)
 * @param gc_mode The gain control mode (manual, fast_attack, slow_attack,
 * 				  hybrid).
 *                Accepted values:
 *				   RF_GAIN_MGC (manual)
 *				   RF_GAIN_FASTATTACK_AGC (fast_attack)
 *				   RF_GAIN_SLOWATTACK_AGC (slow_attack)
 *				   RF_GAIN_HYBRID_AGC (hybrid)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_rx_gain_control_mode (struct ad9361_rf_phy *phy,
										 uint8_t ch, uint8_t gc_mode)
{
	struct rf_gain_ctrl gc = {0};

	if ((phy->pdata->rx2tx2 == 0) && (ch == RX2)) {
		printf("%s : RX2 is an invalid option in 1x1 mode!\n", __func__);
		return -1;
	}

	gc.ant = ad9361_1rx1tx_channel_map(phy, false, ch + 1);
	gc.mode = phy->agc_mode[ch] = gc_mode;

	ad9361_set_gain_ctrl_mode(phy, &gc);

	return 0;
}

/**
 * Get the gain control mode for the selected channel.
 * @param phy The AD9361 current state structure.
 * @param ch The desired channel (RX1, RX2).
 * 			 Accepted values:
 * 			  RX1 (0)
 * 			  RX2 (1)
 * @param gc_mode A variable to store the gain control mode.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_gain_control_mode (struct ad9361_rf_phy *phy,
										 uint8_t ch, uint8_t *gc_mode)
{
	*gc_mode = phy->agc_mode[ch];

	return 0;
}

/**
 * Set the RX FIR filter configuration.
 * @param phy The AD9361 current state structure.
 * @param fir_cfg FIR filter configuration.
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_rx_fir_config (struct ad9361_rf_phy *phy,
								  AD9361_RXFIRConfig fir_cfg)
{
	int32_t ret;

	phy->rx_fir_dec = fir_cfg.rx_dec;
	ret = ad9361_load_fir_filter_coef(phy, (enum fir_dest)(fir_cfg.rx | FIR_IS_RX),
			fir_cfg.rx_gain, fir_cfg.rx_coef_size, fir_cfg.rx_coef);

	return ret;
}

/**
 * Get the RX FIR filter configuration.
 * @param phy The AD9361 current state structure.
 * @param tx_ch The selected RX channel (RX1, RX2).
 * 				Accepted values:
 * 				 RX1 (0)
 * 				 RX2 (1)
 * @param fir_cfg FIR filter configuration output file.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_fir_config(struct ad9361_rf_phy *phy, uint8_t rx_ch, AD9361_RXFIRConfig *fir_cfg)
{
	int32_t ret;
	uint32_t fir_conf;
	uint8_t index;

	rx_ch += 1;

	ret = ad9361_spi_read(phy->spi, REG_RX_FILTER_CONFIG);
	if(ret < 0)
		return ret;
	fir_conf = ret;

	fir_cfg->rx_coef_size = (((fir_conf & FIR_NUM_TAPS(7)) >> 5) + 1) * 16;

	ret = ad9361_spi_read(phy->spi, REG_RX_FILTER_GAIN);
	if(ret < 0)
		return ret;
	fir_cfg->rx_gain = -6 * (ret & FILTER_GAIN(3)) + 6;
	fir_cfg->rx = rx_ch;

	fir_conf &= ~FIR_SELECT(3);
	fir_conf |= FIR_SELECT(rx_ch) | FIR_START_CLK;
	ad9361_spi_write(phy->spi, REG_RX_FILTER_CONFIG, fir_conf);

	for(index = 0; index < 128; index++)
	{
		ad9361_spi_write(phy->spi, REG_RX_FILTER_COEF_ADDR, index);
		ret = ad9361_spi_read(phy->spi, REG_RX_FILTER_COEF_READ_DATA_1);
		if(ret < 0)
			return ret;
		fir_cfg->rx_coef[index] = ret;
		ret = ad9361_spi_read(phy->spi, REG_RX_FILTER_COEF_READ_DATA_2);
		if(ret < 0)
			return ret;
		fir_cfg->rx_coef[index] |= (ret << 8);
	}

	fir_conf &= ~FIR_START_CLK;
	ad9361_spi_write(phy->spi, REG_RX_FILTER_CONFIG, fir_conf);

	fir_cfg->rx_dec = phy->rx_fir_dec;

	return 0;
}

/**
 * Enable/disable the RX FIR filter.
 * @param phy The AD9361 current state structure.
 * @param en_dis The option (ENABLE, DISABLE).
 * 				 Accepted values:
 * 				  ENABLE (1)
 * 				  DISABLE (0)
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_rx_fir_en_dis (struct ad9361_rf_phy *phy,
								  uint8_t en_dis)
{
	int32_t ret = 0;

	if(phy->bypass_rx_fir == !en_dis)
		return ret;

	phy->bypass_rx_fir = !en_dis;
	ret = ad9361_validate_enable_fir(phy);
	if (ret < 0) {
		phy->bypass_rx_fir = true;
	}

	return ret;
}

/**
 * Get the status of the RX FIR filter.
 * @param phy The AD9361 current state structure.
 * @param en_dis The enable/disable status buffer.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_fir_en_dis (struct ad9361_rf_phy *phy,
								  uint8_t *en_dis)
{
	*en_dis = !phy->bypass_rx_fir;

	return 0;
}

/**
 * Enable/disable the RX RFDC Tracking.
 * @param phy The AD9361 current state structure.
 * @param en_dis The option (ENABLE, DISABLE).
 * 				 Accepted values:
 * 				  ENABLE (1)
 * 				  DISABLE (0)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_rx_rfdc_track_en_dis (struct ad9361_rf_phy *phy,
										 uint8_t en_dis)
{
	int32_t ret = 0;

	if(phy->rfdc_track_en == en_dis)
		return ret;

	phy->rfdc_track_en = en_dis;
	ret = ad9361_tracking_control(phy, phy->bbdc_track_en,
		phy->rfdc_track_en, phy->quad_track_en);

	return ret;
}

/**
 * Get the status of the RX RFDC Tracking.
 * @param phy The AD9361 current state structure.
 * @param en_dis The enable/disable status buffer.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_rfdc_track_en_dis (struct ad9361_rf_phy *phy,
										 uint8_t *en_dis)
{
	*en_dis = phy->rfdc_track_en;

	return 0;
}

/**
 * Enable/disable the RX BasebandDC Tracking.
 * @param phy The AD9361 current state structure.
 * @param en_dis The option (ENABLE, DISABLE).
 * 				 Accepted values:
 * 				  ENABLE (1)
 * 				  DISABLE (0)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_rx_bbdc_track_en_dis (struct ad9361_rf_phy *phy,
										 uint8_t en_dis)
{
	int32_t ret = 0;

	if(phy->bbdc_track_en == en_dis)
		return ret;

	phy->bbdc_track_en = en_dis;
	ret = ad9361_tracking_control(phy, phy->bbdc_track_en,
		phy->rfdc_track_en, phy->quad_track_en);

	return ret;
}

/**
 * Get the status of the RX BasebandDC Tracking.
 * @param phy The AD9361 current state structure.
 * @param en_dis The enable/disable status buffer.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_bbdc_track_en_dis (struct ad9361_rf_phy *phy,
										 uint8_t *en_dis)
{
	*en_dis = phy->bbdc_track_en;

	return 0;
}

/**
 * Enable/disable the RX Quadrature Tracking.
 * @param phy The AD9361 current state structure.
 * @param en_dis The option (ENABLE, DISABLE).
 * 				 Accepted values:
 * 				  ENABLE (1)
 * 				  DISABLE (0)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_rx_quad_track_en_dis (struct ad9361_rf_phy *phy,
										 uint8_t en_dis)
{
	int32_t ret = 0;

	if(phy->quad_track_en == en_dis)
		return ret;

	phy->quad_track_en = en_dis;
	ret = ad9361_tracking_control(phy, phy->bbdc_track_en,
		phy->rfdc_track_en, phy->quad_track_en);

	return ret;
}

/**
 * Get the status of the RX Quadrature Tracking.
 * @param phy The AD9361 current state structure.
 * @param en_dis The enable/disable status buffer.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_quad_track_en_dis (struct ad9361_rf_phy *phy,
										 uint8_t *en_dis)
{
	*en_dis = phy->quad_track_en;

	return 0;
}

/**
 * Set the RX RF input port.
 * @param phy The AD9361 current state structure.
 * @param mode The RF port.
 * 			   Accepted values:
 *				A_BALANCED (0 - (RX1A_N &  RX1A_P) and (RX2A_N & RX2A_P) enabled; balanced)
 *				B_BALANCED (1 - (RX1B_N &  RX1B_P) and (RX2B_N & RX2B_P) enabled; balanced)
 *				C_BALANCED (2 - (RX1C_N &  RX1C_P) and (RX2C_N & RX2C_P) enabled; balanced)
 *				A_N		   (3 - RX1A_N and RX2A_N enabled; unbalanced)
 *				A_P		   (4 - RX1A_P and RX2A_P enabled; unbalanced)
 *				B_N		   (5 - RX1B_N and RX2B_N enabled; unbalanced)
 *				B_P		   (6 - RX1B_P and RX2B_P enabled; unbalanced)
 *				C_N		   (7 - RX1C_N and RX2C_N enabled; unbalanced)
 *				C_P		   (8 - RX1C_P and RX2C_P enabled; unbalanced)
 *				TX_MON1	   (9 - TX_MONITOR1)
 *				TX_MON2	   (10 - TX_MONITOR2)
 *				TX_MON1_2  (11 - TX_MONITOR1 & TX_MONITOR2)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_rx_rf_port_input (struct ad9361_rf_phy *phy,
									 uint32_t mode)
{
	int32_t ret;

	phy->pdata->rf_rx_input_sel = mode;

	ret = ad9361_rf_port_setup(phy, false,
						phy->pdata->rf_rx_input_sel,
						phy->pdata->rf_tx_output_sel);

	return ret;
}

/**
 * Get the selected RX RF input port.
 * @param phy The AD9361 current state structure.
 * @param mode The RF port.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_rx_rf_port_input (struct ad9361_rf_phy *phy,
									 uint32_t *mode)
{
	*mode = phy->pdata->rf_rx_input_sel;

	return 0;
}

/**
 * Store RX fastlock profile.
 * To create a profile tune the synthesizer (ad9361_set_rx_lo_freq()) and then
 * call this function specifying the target profile number.
 * @param phy The AD9361 state structure.
 * @param profile The profile number (0 - 7).
 * 				  Accepted values:
 * 				   0 - 7
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_rx_fastlock_store(struct ad9361_rf_phy *phy, uint32_t profile)
{
	return ad9361_fastlock_store(phy, 0, profile);
}

/**
 * Recall specified RX fastlock profile.
 * When in fastlock pin select mode (init_param->rx_fastlock_pincontrol_enable),
 * the function needs to be called before then the pin-control can be used.
 * @param phy The AD9361 state structure.
 * @param profile The profile number (0 - 7).
 * 				  Accepted values:
 * 				   0 - 7
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_rx_fastlock_recall(struct ad9361_rf_phy *phy, uint32_t profile)
{
	return ad9361_fastlock_recall(phy, 0, profile);
}

/**
 * Load RX fastlock profile. A previously saved profile can be loaded in any
 * of the 8 available slots.
 * @param phy The AD9361 state structure.
 * @param profile The profile number (0 - 7).
 * 				  Accepted values:
 * 				   0 - 7
 * @param values Fastlock profile program data.
 * 				 Example:
 * 				  val0,val1,val2,…,val15
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_rx_fastlock_load(struct ad9361_rf_phy *phy, uint32_t profile, uint8_t *values)
{
	return ad9361_fastlock_load(phy, 0, profile, values);
}

/**
 * Save RX fastlock profile. In order to use more than 8 Profiles, an existing
 * profile can be read back and stored by the user application.
 * @param phy The AD9361 state structure.
 * @param profile The profile number (0 - 7).
 * 				  Accepted values:
 * 				   0 - 7
 * @param values Fastlock profile program data.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_rx_fastlock_save(struct ad9361_rf_phy *phy, uint32_t profile, uint8_t *values)
{
	return ad9361_fastlock_save(phy, 0, profile, values);
}

/**
 * Set the transmit attenuation for the selected channel.
 * @param phy The AD9361 current state structure.
 * @param ch The desired channel number (TX1, TX2).
 * 			 Accepted values in 2x2 mode:
 * 			  TX1 (0)
 * 			  TX2 (1)
 * 			 Accepted values in 1x1 mode:
 * 			  TX1 (0)
 * @param attenuation_mdb The attenuation (mdB).
 * 						  Example:
 * 						   10000 (10 dB)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_tx_attenuation (struct ad9361_rf_phy *phy,
								   uint8_t ch, uint32_t attenuation_mdb)
{
	int32_t ret;
	int32_t channel;

	if ((phy->pdata->rx2tx2 == 0) && (ch == TX2)) {
		printf("%s : TX2 is an invalid option in 1x1 mode!\n", __func__);
		return -1;
	}

	channel = ad9361_1rx1tx_channel_map(phy, true, ch);
	ret = ad9361_set_tx_atten(phy, attenuation_mdb,
			channel == 0, channel == 1,
			!phy->pdata->update_tx_gain_via_alert);

	return ret;
}

/**
 * Get current transmit attenuation for the selected channel.
 * @param phy The AD9361 current state structure.
 * @param ch The desired channel number (TX1, TX2).
 * 			 Accepted values in 2x2 mode:
 * 			  TX1 (0)
 * 			  TX2 (1)
 * 			 Accepted values in 1x1 mode:
 * 			  TX1 (0)
 * @param attenuation_mdb A variable to store the attenuation value (mdB).
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_tx_attenuation (struct ad9361_rf_phy *phy,
								   uint8_t ch, uint32_t *attenuation_db)
{
	int32_t ret;

	if ((phy->pdata->rx2tx2 == 0) && (ch == TX2)) {
		printf("%s : TX2 is an invalid option in 1x1 mode!\n", __func__);
		return -1;
	}

	ret = ad9361_get_tx_atten(phy,
			ad9361_1rx1tx_channel_map(phy, true,
			ch + 1));

	if(ret < 0)
		return ret;
	*attenuation_db = ret;

	return 0;
}

/**
 * Set the TX RF bandwidth.
 * @param phy The AD9361 current state structure.
 * @param bandwidth_hz The desired bandwidth (Hz).
 * 					   Example:
 * 					    18000000 (18 MHz)
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_tx_rf_bandwidth (struct ad9361_rf_phy *phy,
									uint32_t  bandwidth_hz)
{
	int32_t ret = 0;

	bandwidth_hz = ad9361_validate_rf_bw(phy, bandwidth_hz);

	if (phy->current_tx_bw_Hz != bandwidth_hz)
		ret = ad9361_update_rf_bandwidth(phy,
				phy->current_rx_bw_Hz, bandwidth_hz);
	else
		ret = 0;

	return ret;
}

/**
 * Get the TX RF bandwidth.
 * @param phy The AD9361 current state structure.
 * @param bandwidth_hz A variable to store the bandwidth value (Hz).
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_tx_rf_bandwidth (struct ad9361_rf_phy *phy,
									uint32_t *bandwidth_hz)
{
	*bandwidth_hz = phy->current_tx_bw_Hz;

	return 0;
}

/**
 * Set the TX sampling frequency.
 * @param phy The AD9361 current state structure.
 * @param sampling_freq_hz The desired frequency (Hz).
 * 						   Example:
 * 						    30720000 (30.72 MHz)
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_tx_sampling_freq (struct ad9361_rf_phy *phy,
									 uint32_t sampling_freq_hz)
{
	int32_t ret;
	uint32_t rx[6], tx[6];

	ret = ad9361_calculate_rf_clock_chain(phy, sampling_freq_hz,
		phy->rate_governor, rx, tx);
	if (ret < 0)
		return ret;

	ad9361_set_trx_clock_chain(phy, rx, tx);

	ret = ad9361_update_rf_bandwidth(phy, phy->current_rx_bw_Hz,
					phy->current_tx_bw_Hz);

	return ret;
}

/**
 * Get current TX sampling frequency.
 * @param phy The AD9361 current state structure.
 * @param sampling_freq_hz A variable to store the frequency value (Hz).
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_tx_sampling_freq (struct ad9361_rf_phy *phy,
									 uint32_t *sampling_freq_hz)
{
	*sampling_freq_hz = (uint32_t)clk_get_rate(phy,
										phy->ref_clk_scale[TX_SAMPL_CLK]);

	return 0;
}

/**
 * Set the TX LO frequency.
 * @param phy The AD9361 current state structure.
 * @param lo_freq_hz The desired frequency (Hz).
 * 					 Example:
 * 					  2400000000 (2.4 GHz)
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_tx_lo_freq (struct ad9361_rf_phy *phy,
							   uint64_t lo_freq_hz)
{
	int32_t ret;

	ret = clk_set_rate(phy, phy->ref_clk_scale[TX_RFPLL],
				ad9361_to_clk(lo_freq_hz));

	return ret;
}

/**
 * Get current TX LO frequency.
 * @param phy The AD9361 current state structure.
 * @param lo_freq_hz A variable to store the frequency value (Hz).
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_tx_lo_freq (struct ad9361_rf_phy *phy,
							   uint64_t *lo_freq_hz)
{
	*lo_freq_hz = ad9361_from_clk(clk_get_rate(phy,
										phy->ref_clk_scale[TX_RFPLL]));

	return 0;
}

/**
 * Switch between internal and external LO.
 * @param phy The AD9361 state structure.
 * @param int_ext The selected lo (INT_LO, EXT_LO).
 * 			  Accepted values:
 * 			   INT_LO
 * 			   EXT_LO
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_tx_lo_int_ext(struct ad9361_rf_phy *phy, uint8_t int_ext)
{
	if ((phy->dev_sel == ID_AD9363A) && (int_ext = EXT_LO)) {
		printf("%s : EXT_LO is not supported by AD9363!\n", __func__);
		return -1;
	}

	phy->pdata->use_ext_tx_lo = int_ext;

	return ad9361_clk_mux_set_parent(phy->ref_clk_scale[TX_RFPLL], int_ext);
}

/**
 * Set the TX FIR filter configuration.
 * @param phy The AD9361 current state structure.
 * @param fir_cfg FIR filter configuration.
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_tx_fir_config (struct ad9361_rf_phy *phy,
								  AD9361_TXFIRConfig fir_cfg)
{
	int32_t ret;

	phy->tx_fir_int = fir_cfg.tx_int;
	ret = ad9361_load_fir_filter_coef(phy, (enum fir_dest)fir_cfg.tx,
			fir_cfg.tx_gain, fir_cfg.tx_coef_size, fir_cfg.tx_coef);

	return ret;
}

/**
 * Get the TX FIR filter configuration.
 * @param phy The AD9361 current state structure.
 * @param tx_ch The selected TX channel (TX1, TX2).
 * 				Accepted values:
 * 				 TX1 (0)
 * 				 TX2 (1)
 * @param fir_cfg FIR filter configuration output file.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_tx_fir_config(struct ad9361_rf_phy *phy, uint8_t tx_ch, AD9361_TXFIRConfig *fir_cfg)
{
	int32_t ret;
	uint32_t fir_conf;
	uint8_t index;

	tx_ch += 1;

	ret = ad9361_spi_read(phy->spi, REG_TX_FILTER_CONF);
	if(ret < 0)
		return ret;
	fir_conf = ret;
	fir_cfg->tx_coef_size = (((fir_conf & FIR_NUM_TAPS(7)) >> 5) + 1) * 16;
	fir_cfg->tx_gain = -6 * (fir_conf & TX_FIR_GAIN_6DB);
	fir_cfg->tx = tx_ch;

	fir_conf &= ~FIR_SELECT(3);
	fir_conf |= FIR_SELECT(tx_ch) | FIR_START_CLK;
	ad9361_spi_write(phy->spi, REG_TX_FILTER_CONF, fir_conf);

	for(index = 0; index < 128; index++)
	{
		ad9361_spi_write(phy->spi, REG_TX_FILTER_COEF_ADDR, index);
		ret = ad9361_spi_read(phy->spi, REG_TX_FILTER_COEF_READ_DATA_1);
		if(ret < 0)
			return ret;
		fir_cfg->tx_coef[index] = ret;
		ret = ad9361_spi_read(phy->spi, REG_TX_FILTER_COEF_READ_DATA_2);
		if(ret < 0)
			return ret;
		fir_cfg->tx_coef[index] |= (ret << 8);
	}

	fir_conf &= ~FIR_START_CLK;
	ad9361_spi_write(phy->spi, REG_TX_FILTER_CONF, fir_conf);

	fir_cfg->tx_int = phy->tx_fir_int;

	return 0;
}

/**
 * Enable/disable the TX FIR filter.
 * @param phy The AD9361 current state structure.
 * @param en_dis The option (ENABLE, DISABLE).
 * 				 Accepted values:
 * 				  ENABLE (1)
 * 				  DISABLE (0)
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_tx_fir_en_dis (struct ad9361_rf_phy *phy,
								  uint8_t en_dis)
{
	int32_t ret = 0;

	if(phy->bypass_tx_fir == !en_dis)
		return ret;

	phy->bypass_tx_fir = !en_dis;
	ret = ad9361_validate_enable_fir(phy);
	if (ret < 0) {
		phy->bypass_tx_fir = true;
	}

	return ret;
}

/**
 * Get the status of the TX FIR filter.
 * @param phy The AD9361 current state structure.
 * @param en_dis The enable/disable status buffer.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_tx_fir_en_dis (struct ad9361_rf_phy *phy,
								  uint8_t *en_dis)
{
	*en_dis = !phy->bypass_tx_fir;

	return 0;
}

/**
 * Get the TX RSSI for the selected channel (TX_MON should be enabled).
 * @param phy The AD9361 current state structure.
 * @param ch The desired channel (TX1, TX2).
 * 			 Accepted values:
 * 			  TX1 (0)
 * 			  TX2 (1)
 * @param rssi_db_x_1000 A variable to store the RSSI.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_tx_rssi (struct ad9361_rf_phy *phy,
							uint8_t ch,
							uint32_t *rssi_db_x_1000)
{
	uint8_t reg_val_buf[3];
	uint32_t val;
	int32_t ret;

	ret = ad9361_spi_readm(phy->spi, REG_TX_RSSI_LSB,
			reg_val_buf, ARRAY_SIZE(reg_val_buf));
	if (ret < 0) {
		return ret;
	}

	switch (ch) {
	case 0:
		val = (reg_val_buf[2] << 1) | (reg_val_buf[0] & TX_RSSI_1);
		break;
	case 1:
		val = (reg_val_buf[1] << 1) | ((reg_val_buf[0] & TX_RSSI_2) >> 1);
		break;
	default:
		return -EINVAL;
	}

	val *= RSSI_RESOLUTION;

	*rssi_db_x_1000 = ((val / RSSI_MULTIPLIER) * 1000) +
			(val % RSSI_MULTIPLIER);

	return 0;
}

/**
 * Set the TX RF output port.
 * @param phy The AD9361 current state structure.
 * @param mode The RF port.
 * 			   Accepted values:
 *				TXA	(0)
 *				TXB	(1)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_tx_rf_port_output (struct ad9361_rf_phy *phy,
									  uint32_t mode)
{
	int32_t ret;

	phy->pdata->rf_tx_output_sel = mode;

	ret = ad9361_rf_port_setup(phy, true,
						phy->pdata->rf_rx_input_sel,
						phy->pdata->rf_tx_output_sel);

	return ret;
}

/**
 * Get the selected TX RF output port.
 * @param phy The AD9361 current state structure.
 * @param mode The RF port.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_tx_rf_port_output (struct ad9361_rf_phy *phy,
									  uint32_t *mode)
{
	*mode = phy->pdata->rf_tx_output_sel;

	return 0;
}

/**
 * Enable/disable the auto calibration.
 * @param phy The AD9361 current state structure.
 * @param en_dis The option (ENABLE, DISABLE).
 * 				 Accepted values:
 * 				  ENABLE (1)
 * 				  DISABLE (0)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_tx_auto_cal_en_dis (struct ad9361_rf_phy *phy, uint8_t en_dis)
{
	if (en_dis == 0)
		phy->auto_cal_en = 0;
	else
		phy->auto_cal_en = 1;

	return 0;
}

/**
 * Get the status of the auto calibration flag.
 * @param phy The AD9361 current state structure.
 * @param en_dis The enable/disable status buffer.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_tx_auto_cal_en_dis (struct ad9361_rf_phy *phy, uint8_t *en_dis)
{
	*en_dis = phy->auto_cal_en;

	return 0;
}

/**
 * Store TX fastlock profile.
 * To create a profile tune the synthesizer (ad9361_set_tx_lo_freq()) and then
 * call this function specifying the target profile number.
 * @param phy The AD9361 state structure.
 * @param profile The profile number (0 - 7).
 * 				  Accepted values:
 * 				   0 - 7
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_tx_fastlock_store(struct ad9361_rf_phy *phy, uint32_t profile)
{
	return ad9361_fastlock_store(phy, 1, profile);
}

/**
 * Recall specified TX fastlock profile.
 * When in fastlock pin select mode (init_param->tx_fastlock_pincontrol_enable),
 * the function needs to be called before then the pin-control can be used.
 * @param phy The AD9361 state structure.
 * @param profile The profile number (0 - 7).
 * 				  Accepted values:
 * 				   0 - 7
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_tx_fastlock_recall(struct ad9361_rf_phy *phy, uint32_t profile)
{
	return ad9361_fastlock_recall(phy, 1, profile);
}

/**
 * Load TX fastlock profile. A previously saved profile can be loaded in any
 * of the 8 available slots.
 * @param phy The AD9361 state structure.
 * @param profile The profile number (0 - 7).
 * 				  Accepted values:
 * 				   0 - 7
 * @param values Fastlock profile program data.
 * 				 Example:
 * 				  val0,val1,val2,…,val15
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_tx_fastlock_load(struct ad9361_rf_phy *phy, uint32_t profile, uint8_t *values)
{
	return ad9361_fastlock_load(phy, 1, profile, values);
}

/**
 * Save TX fastlock profile. In order to use more than 8 Profiles, an existing
 * profile can be read back and stored by the user application.
 * @param phy The AD9361 state structure.
 * @param profile The profile number (0 - 7).
 * 				  Accepted values:
 * 				   0 - 7
 * @param values Fastlock profile program data.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_tx_fastlock_save(struct ad9361_rf_phy *phy, uint32_t profile, uint8_t *values)
{
	return ad9361_fastlock_save(phy, 1, profile, values);
}

/**
 * Set the RX and TX path rates.
 * @param phy The AD9361 state structure.
 * @param rx_path_clks RX path rates buffer.
 * @param tx_path_clks TX path rates buffer.
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_trx_path_clks(struct ad9361_rf_phy *phy,
	uint32_t *rx_path_clks,
	uint32_t *tx_path_clks)
{
	int32_t ret;

	ret = ad9361_set_trx_clock_chain(phy, rx_path_clks, tx_path_clks);
	if (ret < 0)
		return ret;

	ret = ad9361_update_rf_bandwidth(phy, phy->current_rx_bw_Hz,
					phy->current_tx_bw_Hz);

	return ret;
}

/**
 * Get the RX and TX path rates.
 * @param phy The AD9361 state structure.
 * @param rx_path_clks RX path rates buffer.
 * @param tx_path_clks TX path rates buffer.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_trx_path_clks(struct ad9361_rf_phy *phy,
	uint32_t *rx_path_clks,
	uint32_t *tx_path_clks)
{
	return ad9361_get_trx_clock_chain(phy, rx_path_clks, tx_path_clks);
}

/**
 * Set the number of channels mode.
 * @param phy The AD9361 state structure.
 * @param ch_mode Number of channels mode (MODE_1x1, MODE_2x2).
 * 				  Accepted values:
 * 				   MODE_1x1 (1)
 * 				   MODE_2x2 (2)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_no_ch_mode(struct ad9361_rf_phy *phy, uint8_t no_ch_mode)
{
	switch (no_ch_mode) {
	case 1:
		phy->pdata->rx2tx2 = 0;
		break;
	case 2:
		phy->pdata->rx2tx2 = 1;
		break;
	default:
		return -EINVAL;
	}

#ifndef AXI_ADC_NOT_PRESENT
	phy->adc_conv->chip_info = &axiadc_chip_info_tbl[phy->pdata->rx2tx2 ? ID_AD9361 : ID_AD9364];
#endif
	ad9361_reset(phy);
	ad9361_spi_write(phy->spi, REG_SPI_CONF, SOFT_RESET | _SOFT_RESET);
	ad9361_spi_write(phy->spi, REG_SPI_CONF, 0x0);

	phy->clks[TX_REFCLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[TX_REFCLK], phy->clk_refin->rate);
	phy->clks[TX_REFCLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[TX_REFCLK], phy->clk_refin->rate);
	phy->clks[RX_REFCLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[RX_REFCLK], phy->clk_refin->rate);
	phy->clks[BB_REFCLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[BB_REFCLK], phy->clk_refin->rate);
	phy->clks[BBPLL_CLK]->rate = ad9361_bbpll_recalc_rate(phy->ref_clk_scale[BBPLL_CLK], phy->clks[BB_REFCLK]->rate);
	phy->clks[ADC_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[ADC_CLK], phy->clks[BBPLL_CLK]->rate);
	phy->clks[R2_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[R2_CLK], phy->clks[ADC_CLK]->rate);
	phy->clks[R1_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[R1_CLK], phy->clks[R2_CLK]->rate);
	phy->clks[CLKRF_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[CLKRF_CLK], phy->clks[R1_CLK]->rate);
	phy->clks[RX_SAMPL_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[RX_SAMPL_CLK], phy->clks[CLKRF_CLK]->rate);
	phy->clks[DAC_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[DAC_CLK], phy->clks[ADC_CLK]->rate);
	phy->clks[T2_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[T2_CLK], phy->clks[DAC_CLK]->rate);
	phy->clks[T1_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[T1_CLK], phy->clks[T2_CLK]->rate);
	phy->clks[CLKTF_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[CLKTF_CLK], phy->clks[T1_CLK]->rate);
	phy->clks[TX_SAMPL_CLK]->rate = ad9361_clk_factor_recalc_rate(phy->ref_clk_scale[TX_SAMPL_CLK], phy->clks[CLKTF_CLK]->rate);
	phy->clks[RX_RFPLL_INT]->rate = ad9361_rfpll_int_recalc_rate(phy->ref_clk_scale[RX_RFPLL_INT], phy->clks[RX_REFCLK]->rate);
	phy->clks[TX_RFPLL_INT]->rate = ad9361_rfpll_int_recalc_rate(phy->ref_clk_scale[TX_RFPLL_INT], phy->clks[TX_REFCLK]->rate);
	phy->clks[RX_RFPLL_DUMMY]->rate = ad9361_rfpll_dummy_recalc_rate(phy->ref_clk_scale[RX_RFPLL_DUMMY]);
	phy->clks[TX_RFPLL_DUMMY]->rate = ad9361_rfpll_dummy_recalc_rate(phy->ref_clk_scale[TX_RFPLL_DUMMY]);
	phy->clks[RX_RFPLL]->rate = ad9361_rfpll_recalc_rate(phy->ref_clk_scale[RX_RFPLL]);
	phy->clks[TX_RFPLL]->rate = ad9361_rfpll_recalc_rate(phy->ref_clk_scale[TX_RFPLL]);

#ifndef AXI_ADC_NOT_PRESENT
#ifdef NUAND_MODIFICATIONS
	// use alternate axiadc accessors
	axiadc_init(phy, phy->adc_state->userdata);
#else
	axiadc_init(phy);
#endif // NUAND_MODIFICATIONS
#endif

	ad9361_setup(phy);
#ifndef AXI_ADC_NOT_PRESENT
	/* platform specific wrapper to call ad9361_post_setup() */
	axiadc_post_setup(phy);
#endif

	return 0;
}

/**
 * Do multi chip synchronization.
 * @param phy_master The AD9361 Master state structure.
 * @param phy_slave The AD9361 Slave state structure.
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_do_mcs(struct ad9361_rf_phy *phy_master, struct ad9361_rf_phy *phy_slave)
{
	uint32_t ensm_mode;
	int32_t step;
	int32_t reg;

	if ((phy_master->dev_sel == ID_AD9363A) ||
			(phy_slave->dev_sel == ID_AD9363A)) {
		printf("%s : MCS is not supported by AD9363!\n", __func__);
		return -1;
	}

	reg = ad9361_spi_read(phy_master->spi, REG_RX_CLOCK_DATA_DELAY);
	ad9361_spi_write(phy_slave->spi, REG_RX_CLOCK_DATA_DELAY, reg);
	reg = ad9361_spi_read(phy_master->spi, REG_TX_CLOCK_DATA_DELAY);
	ad9361_spi_write(phy_slave->spi, REG_TX_CLOCK_DATA_DELAY, reg);

	ad9361_get_en_state_machine_mode(phy_master, &ensm_mode);

	ad9361_set_en_state_machine_mode(phy_master, ENSM_MODE_ALERT);
	ad9361_set_en_state_machine_mode(phy_slave, ENSM_MODE_ALERT);

	for (step = 0; step <= 5; step++)
	{
		ad9361_mcs(phy_slave, step);
		ad9361_mcs(phy_master, step);
		mdelay(100);
	}

	ad9361_set_en_state_machine_mode(phy_master, ensm_mode);
	ad9361_set_en_state_machine_mode(phy_slave, ensm_mode);

	return 0;
}

/**
 * Enable/disable the TRX FIR filters.
 * @param phy The AD9361 current state structure.
 * @param en_dis The option (ENABLE, DISABLE).
 * 				 Accepted values:
 * 				  ENABLE (1)
 * 				  DISABLE (0)
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_set_trx_fir_en_dis (struct ad9361_rf_phy *phy,
								  uint8_t en_dis)
{
	int32_t ret = 0;

	if ((phy->bypass_rx_fir == phy->bypass_tx_fir) &&
			(phy->bypass_rx_fir == !en_dis))
		return ret;

	phy->bypass_rx_fir = !en_dis;
	phy->bypass_tx_fir = !en_dis;
	ret = ad9361_validate_enable_fir(phy);
	if (ret < 0) {
		phy->bypass_rx_fir = true;
		phy->bypass_tx_fir = true;
	}

	return ret;
}

/**
 * Set the OSR rate governor.
 * @param phy The AD9361 current state structure.
 * @param rate_gov OSR rate governor (highest, nominal).
 * 				   Accepted values:
 * 					HIGHEST_OSR (0 - highest OSR)
 * 					NOMINAL_OSR (1 - nominal)
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_set_trx_rate_gov (struct ad9361_rf_phy *phy, uint32_t rate_gov)
{
	if (rate_gov == 0)
		phy->rate_governor = 0;
	else
		phy->rate_governor = 1;

	return 0;
}

/**
 * Get the OSR rate governor.
 * @param phy The AD9361 current state structure.
 * @param rate_gov Option buffer.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_get_trx_rate_gov (struct ad9361_rf_phy *phy, uint32_t *rate_gov)
{
	*rate_gov = phy->rate_governor;

	return 0;
}

/**
 * Perform the selected calibration.
 * @param phy The AD9361 state structure.
 * @param cal The selected calibration (TX_QUAD_CAL, RFDC_CAL).
 * 			  Accepted values:
 * 			   TX_QUAD_CAL
 * 			   RFDC_CAL
 * @param arg For TX_QUAD_CAL - the optional RX phase value overwrite (set to zero).
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_do_calib(struct ad9361_rf_phy *phy, uint32_t cal, int32_t arg)
{
	return ad9361_do_calib_run(phy, cal, arg);
}

/**
 * Load and enable TRX FIR filters configurations.
 * @param phy The AD9361 current state structure.
 * @param rx_fir_cfg RX FIR filter configuration.
 * @param tx_fir_cfg TX FIR filter configuration.
 * @return 0 in case of success, negative error code otherwise.
 *
 * Note: This function will/may affect the data path.
 */
int32_t ad9361_trx_load_enable_fir(struct ad9361_rf_phy *phy,
								   AD9361_RXFIRConfig rx_fir_cfg,
								   AD9361_TXFIRConfig tx_fir_cfg)
{
	int32_t rtx = -1, rrx = -1;

	phy->filt_rx_bw_Hz = 0;
	phy->filt_tx_bw_Hz = 0;
	phy->filt_valid = false;

	if (tx_fir_cfg.tx_path_clks[TX_SAMPL_FREQ]) {
		memcpy(phy->filt_tx_path_clks, tx_fir_cfg.tx_path_clks,
				sizeof(phy->filt_tx_path_clks));
		rtx = 0;
	}

	if (rx_fir_cfg.rx_path_clks[RX_SAMPL_FREQ]) {
		memcpy(phy->filt_rx_path_clks, rx_fir_cfg.rx_path_clks,
				sizeof(phy->filt_rx_path_clks));
		rrx = 0;
	}

	if (tx_fir_cfg.tx_bandwidth) {
		phy->filt_tx_bw_Hz = tx_fir_cfg.tx_bandwidth;
	}

	if (rx_fir_cfg.rx_bandwidth) {
		phy->filt_rx_bw_Hz = rx_fir_cfg.rx_bandwidth;
	}

	ad9361_set_tx_fir_config(phy, tx_fir_cfg);
	ad9361_set_rx_fir_config(phy, rx_fir_cfg);

	if (!(rrx | rtx))
		phy->filt_valid = true;

	ad9361_set_trx_fir_en_dis(phy, 1);

	return 0;
}

/**
 * Do DCXO coarse tuning.
 * @param phy The AD9361 current state structure.
 * @param coarse The DCXO coarse tuning value.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_do_dcxo_tune_coarse(struct ad9361_rf_phy *phy,
								   uint32_t coarse)
{
	phy->pdata->dcxo_coarse = coarse;

	return ad9361_set_dcxo_tune(phy, phy->pdata->dcxo_coarse,
			phy->pdata->dcxo_fine);
}

/**
 * Do DCXO fine tuning.
 * @param phy The AD9361 current state structure.
 * @param fine The DCXO fine tuning value.
 * @return 0 in case of success, negative error code otherwise.
 */
int32_t ad9361_do_dcxo_tune_fine(struct ad9361_rf_phy *phy,
								   uint32_t fine)
{
	phy->pdata->dcxo_fine = fine;

	return ad9361_set_dcxo_tune(phy, phy->pdata->dcxo_coarse,
			phy->pdata->dcxo_fine);
}