// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// In this HDL repository, there are many different and unique modules, consisting
// of various HDL (Verilog or VHDL) components. The individual modules are
// developed independently, and may be accompanied by separate and unique license
// terms.
//
// The user should read each of these license terms, and understand the
// freedoms and responsibilities that he or she has by using this source/core.
//
// This core is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
// A PARTICULAR PURPOSE.
//
// Redistribution and use of source or resulting binaries, with or without modification
// of this file, are permitted under one of the following two license terms:
//
// 1. The GNU General Public License version 2 as published by the
// Free Software Foundation, which can be found in the top level directory
// of this repository (LICENSE_GPL2), and also online at:
// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
//
// OR
//
// 2. An ADI specific BSD license, which can be found in the top level directory
// of this repository (LICENSE_ADIBSD), and also on-line at:
// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
// This will allow to generate bit files and not release the source code,
// as long as it attaches to an ADI device.
//
// ***************************************************************************
// ***************************************************************************
// ADC channel-need to work on dual mode for pn sequence
`timescale 1ns/100ps
module axi_ad9361_rx #(
// parameters
parameter ID = 0,
parameter FPGA_TECHNOLOGY = 0,
parameter FPGA_FAMILY = 0,
parameter SPEED_GRADE = 0,
parameter DEV_PACKAGE = 0,
parameter MODE_1R1T = 0,
parameter CMOS_OR_LVDS_N = 0,
parameter PPS_RECEIVER_ENABLE = 0,
parameter INIT_DELAY = 0,
parameter USERPORTS_DISABLE = 0,
parameter DATAFORMAT_DISABLE = 0,
parameter DCFILTER_DISABLE = 0,
parameter IQCORRECTION_DISABLE = 0) (
// common
output mmcm_rst,
// adc interface
output adc_rst,
input adc_clk,
input adc_valid,
input [47:0] adc_data,
input adc_status,
output adc_r1_mode,
output adc_ddr_edgesel,
input [47:0] dac_data,
// delay interface
output [12:0] up_dld,
output [64:0] up_dwdata,
input [64:0] up_drdata,
input delay_clk,
output delay_rst,
input delay_locked,
// dma interface
output adc_enable_i0,
output adc_valid_i0,
output [15:0] adc_data_i0,
output adc_enable_q0,
output adc_valid_q0,
output [15:0] adc_data_q0,
output adc_enable_i1,
output adc_valid_i1,
output [15:0] adc_data_i1,
output adc_enable_q1,
output adc_valid_q1,
output [15:0] adc_data_q1,
input adc_dovf,
// gpio
input [31:0] up_adc_gpio_in,
output [31:0] up_adc_gpio_out,
// 1PPS reporting counter and interrupt
input [31:0] up_pps_rcounter,
input up_pps_status,
output up_pps_irq_mask,
// processor interface
input up_rstn,
input up_clk,
input up_wreq,
input [13:0] up_waddr,
input [31:0] up_wdata,
output up_wack,
input up_rreq,
input [13:0] up_raddr,
output [31:0] up_rdata,
output up_rack,
// drp interface
output up_drp_sel,
output up_drp_wr,
output [11:0] up_drp_addr,
output [31:0] up_drp_wdata,
input [31:0] up_drp_rdata,
input up_drp_ready,
input up_drp_locked);
// configuration settings
localparam CONFIG = (PPS_RECEIVER_ENABLE * 256) +
(CMOS_OR_LVDS_N * 128) +
(MODE_1R1T * 16) +
(USERPORTS_DISABLE * 8) +
(DATAFORMAT_DISABLE * 4) +
(DCFILTER_DISABLE * 2) +
(IQCORRECTION_DISABLE * 1);
// internal registers
reg up_status_pn_err = 'd0;
reg up_status_pn_oos = 'd0;
reg up_status_or = 'd0;
reg [31:0] up_rdata_int = 'd0;
reg up_rack_int = 'd0;
reg up_wack_int = 'd0;
// internal signals
wire [15:0] adc_dcfilter_data_out_0_s;
wire [15:0] adc_dcfilter_data_out_1_s;
wire [15:0] adc_dcfilter_data_out_2_s;
wire [15:0] adc_dcfilter_data_out_3_s;
wire [ 3:0] up_adc_pn_err_s;
wire [ 3:0] up_adc_pn_oos_s;
wire [ 3:0] up_adc_or_s;
wire [31:0] up_rdata_s[0:5];
wire [ 5:0] up_rack_s;
wire [ 5:0] up_wack_s;
// processor read interface
assign up_wack = up_wack_int;
assign up_rack = up_rack_int;
assign up_rdata = up_rdata_int;
always @(negedge up_rstn or posedge up_clk) begin
if (up_rstn == 0) begin
up_status_pn_err <= 'd0;
up_status_pn_oos <= 'd0;
up_status_or <= 'd0;
up_rdata_int <= 'd0;
up_rack_int <= 'd0;
up_wack_int <= 'd0;
end else begin
up_status_pn_err <= | up_adc_pn_err_s;
up_status_pn_oos <= | up_adc_pn_oos_s;
up_status_or <= | up_adc_or_s;
up_rdata_int <= up_rdata_s[0] | up_rdata_s[1] | up_rdata_s[2] |
up_rdata_s[3] | up_rdata_s[4] | up_rdata_s[5];
up_rack_int <= | up_rack_s;
up_wack_int <= | up_wack_s;
end
end
// channel 0 (i)
axi_ad9361_rx_channel #(
.Q_OR_I_N (0),
.CHANNEL_ID (0),
.DISABLE (0),
.USERPORTS_DISABLE (USERPORTS_DISABLE),
.DATAFORMAT_DISABLE (DATAFORMAT_DISABLE),
.DCFILTER_DISABLE (DCFILTER_DISABLE),
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE))
i_rx_channel_0 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_valid (adc_valid),
.adc_data (adc_data[11:0]),
.adc_data_q (adc_data[23:12]),
.adc_or (1'b0),
.dac_data (dac_data[11:0]),
.adc_dcfilter_data_out (adc_dcfilter_data_out_0_s),
.adc_dcfilter_data_in (adc_dcfilter_data_out_1_s),
.adc_iqcor_valid (adc_valid_i0),
.adc_iqcor_data (adc_data_i0),
.adc_enable (adc_enable_i0),
.up_adc_pn_err (up_adc_pn_err_s[0]),
.up_adc_pn_oos (up_adc_pn_oos_s[0]),
.up_adc_or (up_adc_or_s[0]),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq),
.up_waddr (up_waddr),
.up_wdata (up_wdata),
.up_wack (up_wack_s[0]),
.up_rreq (up_rreq),
.up_raddr (up_raddr),
.up_rdata (up_rdata_s[0]),
.up_rack (up_rack_s[0]));
// channel 1 (q)
axi_ad9361_rx_channel #(
.Q_OR_I_N (1),
.CHANNEL_ID (1),
.DISABLE (0),
.USERPORTS_DISABLE (USERPORTS_DISABLE),
.DATAFORMAT_DISABLE (DATAFORMAT_DISABLE),
.DCFILTER_DISABLE (DCFILTER_DISABLE),
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE))
i_rx_channel_1 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_valid (adc_valid),
.adc_data (adc_data[23:12]),
.adc_data_q (adc_data[11:0]),
.adc_or (1'b0),
.dac_data (dac_data[23:12]),
.adc_dcfilter_data_out (adc_dcfilter_data_out_1_s),
.adc_dcfilter_data_in (adc_dcfilter_data_out_0_s),
.adc_iqcor_valid (adc_valid_q0),
.adc_iqcor_data (adc_data_q0),
.adc_enable (adc_enable_q0),
.up_adc_pn_err (up_adc_pn_err_s[1]),
.up_adc_pn_oos (up_adc_pn_oos_s[1]),
.up_adc_or (up_adc_or_s[1]),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq),
.up_waddr (up_waddr),
.up_wdata (up_wdata),
.up_wack (up_wack_s[1]),
.up_rreq (up_rreq),
.up_raddr (up_raddr),
.up_rdata (up_rdata_s[1]),
.up_rack (up_rack_s[1]));
// channel 2 (i)
axi_ad9361_rx_channel #(
.Q_OR_I_N (0),
.CHANNEL_ID (2),
.DISABLE (MODE_1R1T),
.USERPORTS_DISABLE (USERPORTS_DISABLE),
.DATAFORMAT_DISABLE (DATAFORMAT_DISABLE),
.DCFILTER_DISABLE (DCFILTER_DISABLE),
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE))
i_rx_channel_2 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_valid (adc_valid),
.adc_data (adc_data[35:24]),
.adc_data_q (adc_data[47:36]),
.adc_or (1'b0),
.dac_data (dac_data[35:24]),
.adc_dcfilter_data_out (adc_dcfilter_data_out_2_s),
.adc_dcfilter_data_in (adc_dcfilter_data_out_3_s),
.adc_iqcor_valid (adc_valid_i1),
.adc_iqcor_data (adc_data_i1),
.adc_enable (adc_enable_i1),
.up_adc_pn_err (up_adc_pn_err_s[2]),
.up_adc_pn_oos (up_adc_pn_oos_s[2]),
.up_adc_or (up_adc_or_s[2]),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq),
.up_waddr (up_waddr),
.up_wdata (up_wdata),
.up_wack (up_wack_s[2]),
.up_rreq (up_rreq),
.up_raddr (up_raddr),
.up_rdata (up_rdata_s[2]),
.up_rack (up_rack_s[2]));
// channel 3 (q)
axi_ad9361_rx_channel #(
.Q_OR_I_N (1),
.CHANNEL_ID (3),
.DISABLE (MODE_1R1T),
.USERPORTS_DISABLE (USERPORTS_DISABLE),
.DATAFORMAT_DISABLE (DATAFORMAT_DISABLE),
.DCFILTER_DISABLE (DCFILTER_DISABLE),
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE))
i_rx_channel_3 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_valid (adc_valid),
.adc_data (adc_data[47:36]),
.adc_data_q (adc_data[35:24]),
.adc_or (1'b0),
.dac_data (dac_data[47:36]),
.adc_dcfilter_data_out (adc_dcfilter_data_out_3_s),
.adc_dcfilter_data_in (adc_dcfilter_data_out_2_s),
.adc_iqcor_valid (adc_valid_q1),
.adc_iqcor_data (adc_data_q1),
.adc_enable (adc_enable_q1),
.up_adc_pn_err (up_adc_pn_err_s[3]),
.up_adc_pn_oos (up_adc_pn_oos_s[3]),
.up_adc_or (up_adc_or_s[3]),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq),
.up_waddr (up_waddr),
.up_wdata (up_wdata),
.up_wack (up_wack_s[3]),
.up_rreq (up_rreq),
.up_raddr (up_raddr),
.up_rdata (up_rdata_s[3]),
.up_rack (up_rack_s[3]));
// common processor control
up_adc_common #(
.ID (ID),
.FPGA_TECHNOLOGY (FPGA_TECHNOLOGY),
.FPGA_FAMILY (FPGA_FAMILY),
.SPEED_GRADE (SPEED_GRADE),
.DEV_PACKAGE (DEV_PACKAGE),
.CONFIG (CONFIG),
.DRP_DISABLE (1),
.USERPORTS_DISABLE (USERPORTS_DISABLE),
.GPIO_DISABLE (0),
.START_CODE_DISABLE (0))
i_up_adc_common (
.mmcm_rst (mmcm_rst),
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_r1_mode (adc_r1_mode),
.adc_ddr_edgesel (adc_ddr_edgesel),
.adc_pin_mode (),
.adc_status (adc_status),
.adc_sync_status (1'd0),
.adc_status_ovf (adc_dovf),
.adc_clk_ratio (32'd1),
.adc_start_code (),
.adc_sref_sync (),
.adc_sync (),
.adc_num_lanes (),
.adc_sdr_ddr_n (),
.up_adc_ce (),
.up_pps_rcounter (up_pps_rcounter),
.up_pps_status (up_pps_status),
.up_pps_irq_mask (up_pps_irq_mask),
.up_adc_r1_mode (),
.up_status_pn_err (up_status_pn_err),
.up_status_pn_oos (up_status_pn_oos),
.up_status_or (up_status_or),
.up_drp_sel (up_drp_sel),
.up_drp_wr (up_drp_wr),
.up_drp_addr (up_drp_addr),
.up_drp_wdata (up_drp_wdata),
.up_drp_rdata (up_drp_rdata),
.up_drp_ready (up_drp_ready),
.up_drp_locked (up_drp_locked),
.up_usr_chanmax_out (),
.up_usr_chanmax_in (8'd3),
.up_adc_gpio_in (up_adc_gpio_in),
.up_adc_gpio_out (up_adc_gpio_out),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq),
.up_waddr (up_waddr),
.up_wdata (up_wdata),
.up_wack (up_wack_s[4]),
.up_rreq (up_rreq),
.up_raddr (up_raddr),
.up_rdata (up_rdata_s[4]),
.up_rack (up_rack_s[4]));
// adc delay control
up_delay_cntrl #(
.INIT_DELAY (INIT_DELAY),
.DATA_WIDTH (13),
.BASE_ADDRESS (6'h02))
i_delay_cntrl (
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked (delay_locked),
.up_dld (up_dld),
.up_dwdata (up_dwdata),
.up_drdata (up_drdata),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq),
.up_waddr (up_waddr),
.up_wdata (up_wdata),
.up_wack (up_wack_s[5]),
.up_rreq (up_rreq),
.up_raddr (up_raddr),
.up_rdata (up_rdata_s[5]),
.up_rack (up_rack_s[5]));
endmodule
// ***************************************************************************
// ***************************************************************************
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