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ad9361- a10soc updates

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Rejeesh Kutty 2016-04-28 15:38:05 -04:00
parent f411d29e30
commit aa2aa902bf
4 changed files with 0 additions and 1359 deletions
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202
library/axi_ad9361/axi_ad9361_alt_lvds_rx.v
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// ***************************************************************************
// ***************************************************************************
// Copyright 2011(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.
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module axi_ad9361_alt_lvds_rx (
// physical interface (receive)
rx_clk_in_p,
rx_clk_in_n,
rx_frame_in_p,
rx_frame_in_n,
rx_data_in_p,
rx_data_in_n,
// data interface
clk,
rx_frame,
rx_data_0,
rx_data_1,
rx_data_2,
rx_data_3,
rx_locked);
// physical interface (receive)
input rx_clk_in_p;
input rx_clk_in_n;
input rx_frame_in_p;
input rx_frame_in_n;
input [ 5:0] rx_data_in_p;
input [ 5:0] rx_data_in_n;
// data interface
output clk;
output [ 3:0] rx_frame;
output [ 5:0] rx_data_0;
output [ 5:0] rx_data_1;
output [ 5:0] rx_data_2;
output [ 5:0] rx_data_3;
output rx_locked;
// internal signals
wire [27:0] rx_data_s;
// instantiations
assign rx_frame[3] = rx_data_s[24];
assign rx_frame[2] = rx_data_s[25];
assign rx_frame[1] = rx_data_s[26];
assign rx_frame[0] = rx_data_s[27];
assign rx_data_3[5] = rx_data_s[20];
assign rx_data_3[4] = rx_data_s[16];
assign rx_data_3[3] = rx_data_s[12];
assign rx_data_3[2] = rx_data_s[ 8];
assign rx_data_3[1] = rx_data_s[ 4];
assign rx_data_3[0] = rx_data_s[ 0];
assign rx_data_2[5] = rx_data_s[21];
assign rx_data_2[4] = rx_data_s[17];
assign rx_data_2[3] = rx_data_s[13];
assign rx_data_2[2] = rx_data_s[ 9];
assign rx_data_2[1] = rx_data_s[ 5];
assign rx_data_2[0] = rx_data_s[ 1];
assign rx_data_1[5] = rx_data_s[22];
assign rx_data_1[4] = rx_data_s[18];
assign rx_data_1[3] = rx_data_s[14];
assign rx_data_1[2] = rx_data_s[10];
assign rx_data_1[1] = rx_data_s[ 6];
assign rx_data_1[0] = rx_data_s[ 2];
assign rx_data_0[5] = rx_data_s[23];
assign rx_data_0[4] = rx_data_s[19];
assign rx_data_0[3] = rx_data_s[15];
assign rx_data_0[2] = rx_data_s[11];
assign rx_data_0[1] = rx_data_s[ 7];
assign rx_data_0[0] = rx_data_s[ 3];
altlvds_rx #(
.buffer_implementation ("RAM"),
.cds_mode ("UNUSED"),
.common_rx_tx_pll ("ON"),
.data_align_rollover (4),
.data_rate ("500.0 Mbps"),
.deserialization_factor (4),
.dpa_initial_phase_value (0),
.dpll_lock_count (0),
.dpll_lock_window (0),
.enable_clock_pin_mode ("UNUSED"),
.enable_dpa_align_to_rising_edge_only ("OFF"),
.enable_dpa_calibration ("ON"),
.enable_dpa_fifo ("UNUSED"),
.enable_dpa_initial_phase_selection ("OFF"),
.enable_dpa_mode ("OFF"),
.enable_dpa_pll_calibration ("OFF"),
.enable_soft_cdr_mode ("OFF"),
.implement_in_les ("OFF"),
.inclock_boost (0),
.inclock_data_alignment ("EDGE_ALIGNED"),
.inclock_period (4000),
.inclock_phase_shift (0),
.input_data_rate (500),
.intended_device_family ("Cyclone V"),
.lose_lock_on_one_change ("UNUSED"),
.lpm_hint ("CBX_MODULE_PREFIX=axi_ad9361_alt_lvds_rx"),
.lpm_type ("altlvds_rx"),
.number_of_channels (7),
.outclock_resource ("Regional clock"),
.pll_operation_mode ("NORMAL"),
.pll_self_reset_on_loss_lock ("UNUSED"),
.port_rx_channel_data_align ("PORT_UNUSED"),
.port_rx_data_align ("PORT_UNUSED"),
.refclk_frequency ("250.000000 MHz"),
.registered_data_align_input ("UNUSED"),
.registered_output ("ON"),
.reset_fifo_at_first_lock ("UNUSED"),
.rx_align_data_reg ("RISING_EDGE"),
.sim_dpa_is_negative_ppm_drift ("OFF"),
.sim_dpa_net_ppm_variation (0),
.sim_dpa_output_clock_phase_shift (0),
.use_coreclock_input ("OFF"),
.use_dpll_rawperror ("OFF"),
.use_external_pll ("OFF"),
.use_no_phase_shift ("ON"),
.x_on_bitslip ("ON"),
.clk_src_is_pll ("off"))
i_altlvds_rx (
.rx_inclock (rx_clk_in_p),
.rx_in ({rx_frame_in_p, rx_data_in_p}),
.rx_outclock (clk),
.rx_out (rx_data_s),
.rx_locked (rx_locked),
.dpa_pll_cal_busy (),
.dpa_pll_recal (1'b0),
.pll_areset (1'b0),
.pll_phasecounterselect (),
.pll_phasedone (1'b1),
.pll_phasestep (),
.pll_phaseupdown (),
.pll_scanclk (),
.rx_cda_max (),
.rx_cda_reset ({7{1'b0}}),
.rx_channel_data_align ({7{1'b0}}),
.rx_coreclk ({7{1'b1}}),
.rx_data_align (1'b0),
.rx_data_align_reset (1'b0),
.rx_data_reset (1'b0),
.rx_deskew (1'b0),
.rx_divfwdclk (),
.rx_dpa_lock_reset ({7{1'b0}}),
.rx_dpa_locked (),
.rx_dpaclock (1'b0),
.rx_dpll_enable ({7{1'b1}}),
.rx_dpll_hold ({7{1'b0}}),
.rx_dpll_reset ({7{1'b0}}),
.rx_enable (1'b1),
.rx_fifo_reset ({7{1'b0}}),
.rx_pll_enable (1'b1),
.rx_readclock (1'b0),
.rx_reset ({7{1'b0}}),
.rx_syncclock (1'b0));
endmodule
// ***************************************************************************
// ***************************************************************************

186
library/axi_ad9361/axi_ad9361_alt_lvds_tx.v
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// ***************************************************************************
// ***************************************************************************
// Copyright 2011(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.
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module axi_ad9361_alt_lvds_tx (
// physical interface (transmit)
tx_clk_out_p,
tx_clk_out_n,
tx_frame_out_p,
tx_frame_out_n,
tx_data_out_p,
tx_data_out_n,
// data interface
tx_clk,
clk,
tx_frame,
tx_data_0,
tx_data_1,
tx_data_2,
tx_data_3,
tx_locked);
// physical interface (transmit)
output tx_clk_out_p;
output tx_clk_out_n;
output tx_frame_out_p;
output tx_frame_out_n;
output [ 5:0] tx_data_out_p;
output [ 5:0] tx_data_out_n;
// data interface
input tx_clk;
input clk;
input [ 3:0] tx_frame;
input [ 5:0] tx_data_0;
input [ 5:0] tx_data_1;
input [ 5:0] tx_data_2;
input [ 5:0] tx_data_3;
output tx_locked;
// internal registers
reg [27:0] tx_data_n = 'd0;
reg [27:0] tx_data_p = 'd0;
// internal signals
wire core_clk;
wire [27:0] tx_data_s;
// instantiations
assign tx_clk_out_n = 1'd0;
assign tx_frame_out_n = 1'd0;
assign tx_data_out_n = 6'd0;
assign tx_data_s[24] = tx_frame[3];
assign tx_data_s[25] = tx_frame[2];
assign tx_data_s[26] = tx_frame[1];
assign tx_data_s[27] = tx_frame[0];
assign tx_data_s[20] = tx_data_3[5];
assign tx_data_s[16] = tx_data_3[4];
assign tx_data_s[12] = tx_data_3[3];
assign tx_data_s[ 8] = tx_data_3[2];
assign tx_data_s[ 4] = tx_data_3[1];
assign tx_data_s[ 0] = tx_data_3[0];
assign tx_data_s[21] = tx_data_2[5];
assign tx_data_s[17] = tx_data_2[4];
assign tx_data_s[13] = tx_data_2[3];
assign tx_data_s[ 9] = tx_data_2[2];
assign tx_data_s[ 5] = tx_data_2[1];
assign tx_data_s[ 1] = tx_data_2[0];
assign tx_data_s[22] = tx_data_1[5];
assign tx_data_s[18] = tx_data_1[4];
assign tx_data_s[14] = tx_data_1[3];
assign tx_data_s[10] = tx_data_1[2];
assign tx_data_s[ 6] = tx_data_1[1];
assign tx_data_s[ 2] = tx_data_1[0];
assign tx_data_s[23] = tx_data_0[5];
assign tx_data_s[19] = tx_data_0[4];
assign tx_data_s[15] = tx_data_0[3];
assign tx_data_s[11] = tx_data_0[2];
assign tx_data_s[ 7] = tx_data_0[1];
assign tx_data_s[ 3] = tx_data_0[0];
always @(negedge clk) begin
tx_data_n <= tx_data_s;
end
always @(posedge core_clk) begin
tx_data_p <= tx_data_n;
end
altlvds_tx #(
.center_align_msb ("UNUSED"),
.common_rx_tx_pll ("ON"),
.coreclock_divide_by (1),
.data_rate ("500.0 Mbps"),
.deserialization_factor (4),
.differential_drive (0),
.enable_clock_pin_mode ("UNUSED"),
.implement_in_les ("OFF"),
.inclock_boost (0),
.inclock_data_alignment ("EDGE_ALIGNED"),
.inclock_period (4000),
.inclock_phase_shift (0),
.intended_device_family ("Cyclone V"),
.lpm_hint ("CBX_MODULE_PREFIX=axi_ad9361_alt_lvds_tx"),
.lpm_type ("altlvds_tx"),
.multi_clock ("OFF"),
.number_of_channels (7),
.outclock_alignment ("EDGE_ALIGNED"),
.outclock_divide_by (2),
.outclock_duty_cycle (50),
.outclock_multiply_by (1),
.outclock_phase_shift (0),
.outclock_resource ("Regional clock"),
.output_data_rate (500),
.pll_compensation_mode ("AUTO"),
.pll_self_reset_on_loss_lock ("OFF"),
.preemphasis_setting (0),
.refclk_frequency ("250.000000 MHz"),
.registered_input ("TX_CORECLK"),
.use_external_pll ("OFF"),
.use_no_phase_shift ("ON"),
.vod_setting (0),
.clk_src_is_pll ("off"))
i_altlvds_tx (
.tx_inclock (tx_clk),
.tx_coreclock (core_clk),
.tx_in (tx_data_p),
.tx_outclock (tx_clk_out_p),
.tx_out ({tx_frame_out_p, tx_data_out_p}),
.tx_locked (tx_locked),
.pll_areset (1'b0),
.sync_inclock (1'b0),
.tx_data_reset (1'b0),
.tx_enable (1'b1),
.tx_pll_enable (1'b1),
.tx_syncclock (1'b0));
endmodule
// ***************************************************************************
// ***************************************************************************

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library/axi_ad9361/axi_ad9361_dev_if.v
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// ***************************************************************************
// ***************************************************************************
// Copyright 2011(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.
// ***************************************************************************
// ***************************************************************************
// This interface includes both the transmit and receive components -
// They both uses the same clock (sourced from the receiving side).
`timescale 1ns/100ps
module axi_ad9361_dev_if (
// physical interface (receive)
rx_clk_in_p,
rx_clk_in_n,
rx_frame_in_p,
rx_frame_in_n,
rx_data_in_p,
rx_data_in_n,
// physical interface (transmit)
tx_clk_out_p,
tx_clk_out_n,
tx_frame_out_p,
tx_frame_out_n,
tx_data_out_p,
tx_data_out_n,
// ensm control
enable,
txnrx,
// clock (common to both receive and transmit)
rst,
clk,
l_clk,
// receive data path interface
adc_valid,
adc_data,
adc_status,
adc_r1_mode,
adc_ddr_edgesel,
// transmit data path interface
dac_valid,
dac_data,
dac_r1_mode,
// tdd interface
tdd_enable,
tdd_txnrx,
tdd_mode,
// delay interface
up_clk,
up_enable,
up_txnrx,
up_adc_dld,
up_adc_dwdata,
up_adc_drdata,
up_dac_dld,
up_dac_dwdata,
up_dac_drdata,
delay_clk,
delay_rst,
delay_locked);
// this parameter controls the buffer type based on the target device.
parameter DEVICE_TYPE = 0;
parameter DAC_IODELAY_ENABLE = 0;
parameter IO_DELAY_GROUP = "dev_if_delay_group";
// physical interface (receive)
input rx_clk_in_p;
input rx_clk_in_n;
input rx_frame_in_p;
input rx_frame_in_n;
input [ 5:0] rx_data_in_p;
input [ 5:0] rx_data_in_n;
// physical interface (transmit)
output tx_clk_out_p;
output tx_clk_out_n;
output tx_frame_out_p;
output tx_frame_out_n;
output [ 5:0] tx_data_out_p;
output [ 5:0] tx_data_out_n;
// ensm control
output enable;
output txnrx;
// clock (common to both receive and transmit)
input rst;
input clk;
output l_clk;
// receive data path interface
output adc_valid;
output [47:0] adc_data;
output adc_status;
input adc_r1_mode;
input adc_ddr_edgesel;
// transmit data path interface
input dac_valid;
input [47:0] dac_data;
input dac_r1_mode;
// tdd interface
input tdd_enable;
input tdd_txnrx;
input tdd_mode;
// delay interface
input up_clk;
input up_enable;
input up_txnrx;
input [ 6:0] up_adc_dld;
input [34:0] up_adc_dwdata;
output [34:0] up_adc_drdata;
input [ 9:0] up_dac_dld;
input [49:0] up_dac_dwdata;
output [49:0] up_dac_drdata;
input delay_clk;
input delay_rst;
output delay_locked;
// internal registers
reg [ 5:0] rx_data_p = 0;
reg rx_frame_p = 0;
reg [ 1:0] rx_ccnt = 0;
reg rx_calign = 0;
reg rx_align = 0;
reg [11:0] rx_data = 'd0;
reg [ 1:0] rx_frame = 'd0;
reg [11:0] rx_data_d = 'd0;
reg [ 1:0] rx_frame_d = 'd0;
reg rx_error_r1 = 'd0;
reg rx_valid_r1 = 'd0;
reg [23:0] rx_data_r1 = 'd0;
reg rx_error_r2 = 'd0;
reg rx_valid_r2 = 'd0;
reg [47:0] rx_data_r2 = 'd0;
reg adc_p_valid = 'd0;
reg [47:0] adc_p_data = 'd0;
reg adc_p_status = 'd0;
reg adc_n_valid = 'd0;
reg [47:0] adc_n_data = 'd0;
reg adc_n_status = 'd0;
reg adc_valid_int = 'd0;
reg [47:0] adc_data_int = 'd0;
reg adc_status_int = 'd0;
reg adc_valid = 'd0;
reg [47:0] adc_data = 'd0;
reg adc_status = 'd0;
reg [ 2:0] tx_data_cnt = 'd0;
reg [47:0] tx_data = 'd0;
reg tx_frame = 'd0;
reg [ 5:0] tx_data_p = 'd0;
reg [ 5:0] tx_data_n = 'd0;
reg tx_n_frame = 'd0;
reg [ 5:0] tx_n_data_p = 'd0;
reg [ 5:0] tx_n_data_n = 'd0;
reg tx_p_frame = 'd0;
reg [ 5:0] tx_p_data_p = 'd0;
reg [ 5:0] tx_p_data_n = 'd0;
reg up_enable_int = 'd0;
reg up_txnrx_int = 'd0;
reg enable_up_m1 = 'd0;
reg txnrx_up_m1 = 'd0;
reg enable_up = 'd0;
reg txnrx_up = 'd0;
reg enable_int = 'd0;
reg txnrx_int = 'd0;
reg enable_n_int = 'd0;
reg txnrx_n_int = 'd0;
reg enable_p_int = 'd0;
reg txnrx_p_int = 'd0;
// internal signals
wire rx_align_s;
wire [ 3:0] rx_frame_s;
wire [ 3:0] tx_data_sel_s;
wire [ 5:0] rx_data_p_s;
wire [ 5:0] rx_data_n_s;
wire rx_frame_p_s;
wire rx_frame_n_s;
genvar l_inst;
// receive data path interface
assign rx_align_s = rx_frame_n_s ^ rx_frame_p_s;
always @(posedge l_clk) begin
rx_data_p <= rx_data_p_s;
rx_frame_p <= rx_frame_p_s;
rx_ccnt <= rx_ccnt + 1'b1;
if (rx_ccnt == 2'd0) begin
rx_calign <= rx_align;
rx_align <= rx_align_s;
end else begin
rx_calign <= rx_calign;
rx_align <= rx_align | rx_align_s;
end
end
assign rx_frame_s = {rx_frame_d, rx_frame};
always @(posedge l_clk) begin
if (rx_calign == 1'b1) begin
rx_data <= {rx_data_p, rx_data_n_s};
rx_frame <= {rx_frame_p, rx_frame_n_s};
end else begin
rx_data <= {rx_data_n_s, rx_data_p_s};
rx_frame <= {rx_frame_n_s, rx_frame_p_s};
end
rx_data_d <= rx_data;
rx_frame_d <= rx_frame;
end
// receive data path for single rf, frame is expected to qualify i/q msb only
always @(posedge l_clk) begin
rx_error_r1 <= ((rx_frame_s == 4'b1100) || (rx_frame_s == 4'b0011)) ? 1'b0 : 1'b1;
rx_valid_r1 <= (rx_frame_s == 4'b1100) ? 1'b1 : 1'b0;
if (rx_frame_s == 4'b1100) begin
rx_data_r1[11: 0] <= {rx_data_d[11:6], rx_data[11:6]};
rx_data_r1[23:12] <= {rx_data_d[ 5:0], rx_data[ 5:0]};
end
end
// receive data path for dual rf, frame is expected to qualify i/q msb and lsb for rf-1 only
always @(posedge l_clk) begin
rx_error_r2 <= ((rx_frame_s == 4'b1111) || (rx_frame_s == 4'b1100) ||
(rx_frame_s == 4'b0000) || (rx_frame_s == 4'b0011)) ? 1'b0 : 1'b1;
rx_valid_r2 <= (rx_frame_s == 4'b0000) ? 1'b1 : 1'b0;
if (rx_frame_s == 4'b1111) begin
rx_data_r2[11: 0] <= {rx_data_d[11:6], rx_data[11:6]};
rx_data_r2[23:12] <= {rx_data_d[ 5:0], rx_data[ 5:0]};
end
if (rx_frame_s == 4'b0000) begin
rx_data_r2[35:24] <= {rx_data_d[11:6], rx_data[11:6]};
rx_data_r2[47:36] <= {rx_data_d[ 5:0], rx_data[ 5:0]};
end
end
// receive data path mux
always @(posedge l_clk) begin
if (adc_r1_mode == 1'b1) begin
adc_p_valid <= rx_valid_r1;
adc_p_data <= {24'd0, rx_data_r1};
adc_p_status <= ~rx_error_r1;
end else begin
adc_p_valid <= rx_valid_r2;
adc_p_data <= rx_data_r2;
adc_p_status <= ~rx_error_r2;
end
end
// transfer to a synchronous common clock
always @(negedge l_clk) begin
adc_n_valid <= adc_p_valid;
adc_n_data <= adc_p_data;
adc_n_status <= adc_p_status;
end
always @(posedge clk) begin
adc_valid_int <= adc_n_valid;
adc_data_int <= adc_n_data;
adc_status_int <= adc_n_status;
adc_valid <= adc_valid_int;
if (adc_valid_int == 1'b1) begin
adc_data <= adc_data_int;
end
adc_status <= adc_status_int;
end
// transmit data path mux (reverse of what receive does above)
// the count simply selets the data muxing on the ddr outputs
assign tx_data_sel_s = {tx_data_cnt[2], dac_r1_mode, tx_data_cnt[1:0]};
always @(posedge clk) begin
if (dac_valid == 1'b1) begin
tx_data_cnt <= 3'b100;
end else if (tx_data_cnt[2] == 1'b1) begin
tx_data_cnt <= tx_data_cnt + 1'b1;
end
if (dac_valid == 1'b1) begin
tx_data <= dac_data;
end
case (tx_data_sel_s)
4'b1111: begin
tx_frame <= 1'b0;
tx_data_p <= tx_data[ 5: 0];
tx_data_n <= tx_data[17:12];
end
4'b1110: begin
tx_frame <= 1'b1;
tx_data_p <= tx_data[11: 6];
tx_data_n <= tx_data[23:18];
end
4'b1101: begin
tx_frame <= 1'b0;
tx_data_p <= tx_data[ 5: 0];
tx_data_n <= tx_data[17:12];
end
4'b1100: begin
tx_frame <= 1'b1;
tx_data_p <= tx_data[11: 6];
tx_data_n <= tx_data[23:18];
end
4'b1011: begin
tx_frame <= 1'b0;
tx_data_p <= tx_data[29:24];
tx_data_n <= tx_data[41:36];
end
4'b1010: begin
tx_frame <= 1'b0;
tx_data_p <= tx_data[35:30];
tx_data_n <= tx_data[47:42];
end
4'b1001: begin
tx_frame <= 1'b1;
tx_data_p <= tx_data[ 5: 0];
tx_data_n <= tx_data[17:12];
end
4'b1000: begin
tx_frame <= 1'b1;
tx_data_p <= tx_data[11: 6];
tx_data_n <= tx_data[23:18];
end
default: begin
tx_frame <= 1'b0;
tx_data_p <= 6'd0;
tx_data_n <= 6'd0;
end
endcase
end
// transfer data from a synchronous clock (skew less than 2ns)
always @(negedge clk) begin
tx_n_frame <= tx_frame;
tx_n_data_p <= tx_data_p;
tx_n_data_n <= tx_data_n;
end
always @(posedge l_clk) begin
tx_p_frame <= tx_n_frame;
tx_p_data_p <= tx_n_data_p;
tx_p_data_n <= tx_n_data_n;
end
// tdd/ensm control
always @(posedge up_clk) begin
up_enable_int <= up_enable;
up_txnrx_int <= up_txnrx;
end
always @(posedge clk or posedge rst) begin
if (rst == 1'b1) begin
enable_up_m1 <= 1'b0;
txnrx_up_m1 <= 1'b0;
enable_up <= 1'b0;
txnrx_up <= 1'b0;
end else begin
enable_up_m1 <= up_enable_int;
txnrx_up_m1 <= up_txnrx_int;
enable_up <= enable_up_m1;
txnrx_up <= txnrx_up_m1;
end
end
always @(posedge clk) begin
if (tdd_mode == 1'b1) begin
enable_int <= tdd_enable;
txnrx_int <= tdd_txnrx;
end else begin
enable_int <= enable_up;
txnrx_int <= txnrx_up;
end
end
always @(negedge clk) begin
enable_n_int <= enable_int;
txnrx_n_int <= txnrx_int;
end
always @(posedge l_clk) begin
enable_p_int <= enable_n_int;
txnrx_p_int <= txnrx_n_int;
end
// receive data interface, ibuf -> idelay -> iddr
generate
for (l_inst = 0; l_inst <= 5; l_inst = l_inst + 1) begin: g_rx_data
ad_lvds_in #(
.DEVICE_TYPE (DEVICE_TYPE),
.IODELAY_CTRL (0),
.IODELAY_GROUP (IO_DELAY_GROUP))
i_rx_data (
.rx_clk (l_clk),
.rx_data_in_p (rx_data_in_p[l_inst]),
.rx_data_in_n (rx_data_in_n[l_inst]),
.rx_data_p (rx_data_p_s[l_inst]),
.rx_data_n (rx_data_n_s[l_inst]),
.up_clk (up_clk),
.up_dld (up_adc_dld[l_inst]),
.up_dwdata (up_adc_dwdata[((l_inst*5)+4):(l_inst*5)]),
.up_drdata (up_adc_drdata[((l_inst*5)+4):(l_inst*5)]),
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked ());
end
endgenerate
// receive frame interface, ibuf -> idelay -> iddr
ad_lvds_in #(
.DEVICE_TYPE (DEVICE_TYPE),
.IODELAY_CTRL (1),
.IODELAY_GROUP (IO_DELAY_GROUP))
i_rx_frame (
.rx_clk (l_clk),
.rx_data_in_p (rx_frame_in_p),
.rx_data_in_n (rx_frame_in_n),
.rx_data_p (rx_frame_p_s),
.rx_data_n (rx_frame_n_s),
.up_clk (up_clk),
.up_dld (up_adc_dld[6]),
.up_dwdata (up_adc_dwdata[34:30]),
.up_drdata (up_adc_drdata[34:30]),
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked (delay_locked));
// transmit data interface, oddr -> obuf
generate
for (l_inst = 0; l_inst <= 5; l_inst = l_inst + 1) begin: g_tx_data
ad_lvds_out #(
.DEVICE_TYPE (DEVICE_TYPE),
.SINGLE_ENDED (0),
.IODELAY_ENABLE (DAC_IODELAY_ENABLE),
.IODELAY_CTRL (0),
.IODELAY_GROUP (IO_DELAY_GROUP))
i_tx_data (
.tx_clk (l_clk),
.tx_data_p (tx_p_data_p[l_inst]),
.tx_data_n (tx_p_data_n[l_inst]),
.tx_data_out_p (tx_data_out_p[l_inst]),
.tx_data_out_n (tx_data_out_n[l_inst]),
.up_clk (up_clk),
.up_dld (up_dac_dld[l_inst]),
.up_dwdata (up_dac_dwdata[((l_inst*5)+4):(l_inst*5)]),
.up_drdata (up_dac_drdata[((l_inst*5)+4):(l_inst*5)]),
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked ());
end
endgenerate
// transmit frame interface, oddr -> obuf
ad_lvds_out #(
.DEVICE_TYPE (DEVICE_TYPE),
.SINGLE_ENDED (0),
.IODELAY_ENABLE (DAC_IODELAY_ENABLE),
.IODELAY_CTRL (0),
.IODELAY_GROUP (IO_DELAY_GROUP))
i_tx_frame (
.tx_clk (l_clk),
.tx_data_p (tx_p_frame),
.tx_data_n (tx_p_frame),
.tx_data_out_p (tx_frame_out_p),
.tx_data_out_n (tx_frame_out_n),
.up_clk (up_clk),
.up_dld (up_dac_dld[6]),
.up_dwdata (up_dac_dwdata[34:30]),
.up_drdata (up_dac_drdata[34:30]),
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked ());
// transmit clock interface, oddr -> obuf
ad_lvds_out #(
.DEVICE_TYPE (DEVICE_TYPE),
.SINGLE_ENDED (0),
.IODELAY_ENABLE (DAC_IODELAY_ENABLE),
.IODELAY_CTRL (0),
.IODELAY_GROUP (IO_DELAY_GROUP))
i_tx_clk (
.tx_clk (l_clk),
.tx_data_p (1'b0),
.tx_data_n (1'b1),
.tx_data_out_p (tx_clk_out_p),
.tx_data_out_n (tx_clk_out_n),
.up_clk (up_clk),
.up_dld (up_dac_dld[7]),
.up_dwdata (up_dac_dwdata[39:35]),
.up_drdata (up_dac_drdata[39:35]),
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked ());
// enable, oddr -> obuf
ad_lvds_out #(
.DEVICE_TYPE (DEVICE_TYPE),
.SINGLE_ENDED (1),
.IODELAY_ENABLE (DAC_IODELAY_ENABLE),
.IODELAY_CTRL (0),
.IODELAY_GROUP (IO_DELAY_GROUP))
i_enable (
.tx_clk (l_clk),
.tx_data_p (enable_p_int),
.tx_data_n (enable_p_int),
.tx_data_out_p (enable),
.tx_data_out_n (),
.up_clk (up_clk),
.up_dld (up_dac_dld[8]),
.up_dwdata (up_dac_dwdata[44:40]),
.up_drdata (up_dac_drdata[44:40]),
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked ());
// txnrx, oddr -> obuf
ad_lvds_out #(
.DEVICE_TYPE (DEVICE_TYPE),
.SINGLE_ENDED (1),
.IODELAY_ENABLE (DAC_IODELAY_ENABLE),
.IODELAY_CTRL (0),
.IODELAY_GROUP (IO_DELAY_GROUP))
i_txnrx (
.tx_clk (l_clk),
.tx_data_p (txnrx_p_int),
.tx_data_n (txnrx_p_int),
.tx_data_out_p (txnrx),
.tx_data_out_n (),
.up_clk (up_clk),
.up_dld (up_dac_dld[9]),
.up_dwdata (up_dac_dwdata[49:45]),
.up_drdata (up_dac_drdata[49:45]),
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked ());
// device clock interface (receive clock)
ad_lvds_clk #(
.DEVICE_TYPE (DEVICE_TYPE))
i_clk (
.clk_in_p (rx_clk_in_p),
.clk_in_n (rx_clk_in_n),
.clk (l_clk));
endmodule
// ***************************************************************************
// ***************************************************************************

349
library/axi_ad9361/axi_ad9361_dev_if_alt.v
View File

@ -1,349 +0,0 @@
// ***************************************************************************
// ***************************************************************************
// Copyright 2011(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.
// ***************************************************************************
// ***************************************************************************
// This interface includes both the transmit and receive components -
// They both uses the same clock (sourced from the receiving side).
`timescale 1ns/100ps
module axi_ad9361_dev_if (
// physical interface (receive)
rx_clk_in_p,
rx_clk_in_n,
rx_frame_in_p,
rx_frame_in_n,
rx_data_in_p,
rx_data_in_n,
// physical interface (transmit)
tx_clk_out_p,
tx_clk_out_n,
tx_frame_out_p,
tx_frame_out_n,
tx_data_out_p,
tx_data_out_n,
// ensm control
enable,
txnrx,
// clock (common to both receive and transmit)
rst,
clk,
l_clk,
// receive data path interface
adc_valid,
adc_data,
adc_status,
adc_r1_mode,
adc_ddr_edgesel,
// transmit data path interface
dac_valid,
dac_data,
dac_r1_mode,
// tdd interface
tdd_enable,
tdd_txnrx,
tdd_mode,
// delay interface
up_clk,
up_enable,
up_txnrx,
up_adc_dld,
up_adc_dwdata,
up_adc_drdata,
up_dac_dld,
up_dac_dwdata,
up_dac_drdata,
delay_clk,
delay_rst,
delay_locked);
// this parameter controls the buffer type based on the target device.
parameter DEVICE_TYPE = 0;
parameter DAC_IODELAY_ENABLE = 0;
parameter IO_DELAY_GROUP = "dev_if_delay_group";
// physical interface (receive)
input rx_clk_in_p;
input rx_clk_in_n;
input rx_frame_in_p;
input rx_frame_in_n;
input [ 5:0] rx_data_in_p;
input [ 5:0] rx_data_in_n;
// physical interface (transmit)
output tx_clk_out_p;
output tx_clk_out_n;
output tx_frame_out_p;
output tx_frame_out_n;
output [ 5:0] tx_data_out_p;
output [ 5:0] tx_data_out_n;
// ensm control
output enable;
output txnrx;
// clock (common to both receive and transmit)
input rst;
input clk;
output l_clk;
// receive data path interface
output adc_valid;
output [47:0] adc_data;
output adc_status;
input adc_r1_mode;
input adc_ddr_edgesel;
// transmit data path interface
input dac_valid;
input [47:0] dac_data;
input dac_r1_mode;
// tdd interface
input tdd_enable;
input tdd_txnrx;
input tdd_mode;
// delay interface
input up_clk;
input up_enable;
input up_txnrx;
input [ 6:0] up_adc_dld;
input [34:0] up_adc_dwdata;
output [34:0] up_adc_drdata;
input [ 9:0] up_dac_dld;
input [49:0] up_dac_dwdata;
output [49:0] up_dac_drdata;
input delay_clk;
input delay_rst;
output delay_locked;
// internal registers
reg [ 3:0] rx_frame = 'd0;
reg [ 5:0] rx_data_3 = 'd0;
reg [ 5:0] rx_data_2 = 'd0;
reg [ 5:0] rx_data_1 = 'd0;
reg [ 5:0] rx_data_0 = 'd0;
reg rx_error_r2 = 'd0;
reg rx_valid_r2 = 'd0;
reg [23:0] rx_data_r2 = 'd0;
reg adc_valid = 'd0;
reg [47:0] adc_data = 'd0;
reg adc_status = 'd0;
reg tx_data_sel = 'd0;
reg [47:0] tx_data = 'd0;
reg [ 3:0] tx_frame = 'd0;
reg [ 5:0] tx_data_0 = 'd0;
reg [ 5:0] tx_data_1 = 'd0;
reg [ 5:0] tx_data_2 = 'd0;
reg [ 5:0] tx_data_3 = 'd0;
// internal signals
wire [ 3:0] rx_frame_inv_s;
wire tx_locked_s;
wire [ 3:0] rx_frame_s;
wire [ 5:0] rx_data_0_s;
wire [ 5:0] rx_data_1_s;
wire [ 5:0] rx_data_2_s;
wire [ 5:0] rx_data_3_s;
wire rx_locked_s;
// tdd support-
assign enable = up_enable;
assign txnrx = up_txnrx;
// defaults
assign delay_locked = 1'd1;
// receive data path interface
assign rx_frame_inv_s = ~rx_frame;
always @(posedge l_clk) begin
rx_frame <= rx_frame_s;
rx_data_3 <= rx_data_3_s;
rx_data_2 <= rx_data_2_s;
rx_data_1 <= rx_data_1_s;
rx_data_0 <= rx_data_0_s;
if (rx_frame_inv_s == rx_frame_s) begin
rx_error_r2 <= 1'b0;
end else begin
rx_error_r2 <= 1'b1;
end
case (rx_frame)
4'b1111: begin
rx_valid_r2 <= 1'b1;
rx_data_r2[23:12] <= {rx_data_1, rx_data_3};
rx_data_r2[11: 0] <= {rx_data_0, rx_data_2};
end
4'b1110: begin
rx_valid_r2 <= 1'b1;
rx_data_r2[23:12] <= {rx_data_2, rx_data_0_s};
rx_data_r2[11: 0] <= {rx_data_1, rx_data_3};
end
4'b1100: begin
rx_valid_r2 <= 1'b1;
rx_data_r2[23:12] <= {rx_data_3, rx_data_1_s};
rx_data_r2[11: 0] <= {rx_data_2, rx_data_0_s};
end
4'b1000: begin
rx_valid_r2 <= 1'b1;
rx_data_r2[23:12] <= {rx_data_0_s, rx_data_2_s};
rx_data_r2[11: 0] <= {rx_data_3, rx_data_1_s};
end
4'b0000: begin
rx_valid_r2 <= 1'b0;
rx_data_r2[23:12] <= {rx_data_1, rx_data_3};
rx_data_r2[11: 0] <= {rx_data_0, rx_data_2};
end
4'b0001: begin
rx_valid_r2 <= 1'b0;
rx_data_r2[23:12] <= {rx_data_2, rx_data_0_s};
rx_data_r2[11: 0] <= {rx_data_1, rx_data_3};
end
4'b0011: begin
rx_valid_r2 <= 1'b0;
rx_data_r2[23:12] <= {rx_data_3, rx_data_1_s};
rx_data_r2[11: 0] <= {rx_data_2, rx_data_0_s};
end
4'b0111: begin
rx_valid_r2 <= 1'b0;
rx_data_r2[23:12] <= {rx_data_0_s, rx_data_2_s};
rx_data_r2[11: 0] <= {rx_data_3, rx_data_1_s};
end
default: begin
rx_valid_r2 <= 1'b0;
rx_data_r2[23:12] <= 12'd0;
rx_data_r2[11: 0] <= 12'd0;
end
endcase
if (rx_valid_r2 == 1'b1) begin
adc_valid <= 1'b0;
adc_data <= {24'd0, rx_data_r2};
end else begin
adc_valid <= 1'b1;
adc_data <= {rx_data_r2, adc_data[23:0]};
end
adc_status <= ~rx_error_r2 & rx_locked_s & tx_locked_s;
end
// transmit data path mux
always @(posedge l_clk) begin
tx_data_sel <= dac_valid;
tx_data <= dac_data;
if (tx_data_sel == 1'b1) begin
tx_frame <= 4'b1111;
tx_data_0 <= tx_data[11: 6];
tx_data_1 <= tx_data[23:18];
tx_data_2 <= tx_data[ 5: 0];
tx_data_3 <= tx_data[17:12];
end else begin
tx_frame <= 4'b0000;
tx_data_0 <= tx_data[35:30];
tx_data_1 <= tx_data[47:42];
tx_data_2 <= tx_data[29:24];
tx_data_3 <= tx_data[41:36];
end
end
// interface (transmit)
axi_ad9361_alt_lvds_tx i_tx (
.tx_clk_out_p (tx_clk_out_p),
.tx_clk_out_n (tx_clk_out_n),
.tx_frame_out_p (tx_frame_out_p),
.tx_frame_out_n (tx_frame_out_n),
.tx_data_out_p (tx_data_out_p),
.tx_data_out_n (tx_data_out_n),
.tx_clk (rx_clk_in_p),
.clk (l_clk),
.tx_frame (tx_frame),
.tx_data_0 (tx_data_0),
.tx_data_1 (tx_data_1),
.tx_data_2 (tx_data_2),
.tx_data_3 (tx_data_3),
.tx_locked (tx_locked_s));
// interface (receive)
axi_ad9361_alt_lvds_rx i_rx (
.rx_clk_in_p (rx_clk_in_p),
.rx_clk_in_n (rx_clk_in_n),
.rx_frame_in_p (rx_frame_in_p),
.rx_frame_in_n (rx_frame_in_n),
.rx_data_in_p (rx_data_in_p),
.rx_data_in_n (rx_data_in_n),
.clk (l_clk),
.rx_frame (rx_frame_s),
.rx_data_0 (rx_data_0_s),
.rx_data_1 (rx_data_1_s),
.rx_data_2 (rx_data_2_s),
.rx_data_3 (rx_data_3_s),
.rx_locked (rx_locked_s));
endmodule
// ***************************************************************************
// ***************************************************************************