pluto_hdl_adi/library/axi_adrv9001/axi_adrv9001_rx.v

418 lines
13 KiB
Verilog

// ***************************************************************************
// ***************************************************************************
// Copyright (C) 2020-2023 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.
//
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module axi_adrv9001_rx #(
parameter ID = 0,
parameter ENABLED = 1,
parameter CMOS_LVDS_N = 0,
parameter COMMON_BASE_ADDR = 'h00,
parameter CHANNEL_BASE_ADDR = 'h01,
parameter MODE_R1 = 1,
parameter FPGA_TECHNOLOGY = 0,
parameter FPGA_FAMILY = 0,
parameter SPEED_GRADE = 0,
parameter DEV_PACKAGE = 0,
parameter DATAFORMAT_DISABLE = 0,
parameter DCFILTER_DISABLE = 0,
parameter IQCORRECTION_DISABLE = 1
) (
// adc interface
output adc_rst,
input adc_clk,
input adc_valid_A,
input [ 15:0] adc_data_i_A,
input [ 15:0] adc_data_q_A,
input adc_valid_B,
input [ 15:0] adc_data_i_B,
input [ 15:0] adc_data_q_B,
output adc_single_lane,
output adc_sdr_ddr_n,
output adc_symb_op,
output adc_symb_8_16b,
output up_adc_r1_mode,
input [ 31:0] adc_clk_ratio,
// dac loopback interface
input dac_data_valid_A,
input [ 15:0] dac_data_i_A,
input [ 15:0] dac_data_q_A,
input dac_data_valid_B,
input [ 15:0] dac_data_i_B,
input [ 15:0] dac_data_q_B,
// dma interface
output adc_valid,
output adc_enable_i0,
output [ 15:0] adc_data_i0,
output adc_enable_q0,
output [ 15:0] adc_data_q0,
output adc_enable_i1,
output [ 15:0] adc_data_i1,
output adc_enable_q1,
output [ 15:0] adc_data_q1,
input adc_dovf,
output adc_sync,
// processor interface
input up_rstn,
input up_clk,
input up_wreq,
input [ 13:0] up_waddr,
input [ 31:0] up_wdata,
output reg up_wack,
input up_rreq,
input [ 13:0] up_raddr,
output reg [ 31:0] up_rdata,
output reg up_rack
);
generate
if (ENABLED == 0) begin : core_disabled
assign adc_rst = 1'b0;
assign adc_single_lane = 1'b0;
assign adc_sdr_ddr_n = 1'b0;
assign adc_symb_op = 1'b0;
assign adc_symb_8_16b = 1'b0;
assign up_adc_r1_mode = 1'b0;
assign adc_valid = 1'b0;
assign adc_enable_i0 = 1'b0;
assign adc_data_i0 = 16'b0;
assign adc_enable_q0 = 1'b0;
assign adc_data_q0 = 16'b0;
assign adc_enable_i1 = 1'b0;
assign adc_data_i1 = 16'b0;
assign adc_enable_q1 = 1'b0;
assign adc_data_q1 = 16'b0;
always @(*) begin
up_wack = 1'b0;
up_rdata = 32'b0;
up_rack = 1'b0;
end
end else begin : core_enabled
// configuration settings
localparam CONFIG = (CMOS_LVDS_N * 128) +
(MODE_R1 * 16) +
(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;
// internal signals
wire [ 15:0] adc_data_iq_i0_s;
wire [ 15:0] adc_data_iq_q0_s;
wire [ 15:0] adc_data_iq_i1_s;
wire [ 15:0] adc_data_iq_q1_s;
wire [ 4:0] adc_num_lanes;
wire [ 3:0] up_adc_pn_err_s;
wire [ 3:0] up_adc_pn_oos_s;
wire [ 3:0] up_adc_or_s;
wire [ 4:0] up_wack_s;
wire [ 4:0] up_rack_s;
wire [ 31:0] up_rdata_s[0:4];
wire adc_valid_out_i0;
wire adc_valid_out_i1;
// processor read interface
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_wack <= 'd0;
up_rack <= 'd0;
up_rdata <= 'd0;
end else begin
up_status_pn_err <= up_adc_r1_mode ? | up_adc_pn_err_s[1:0] : | up_adc_pn_err_s[3:0];
up_status_pn_oos <= up_adc_r1_mode ? | up_adc_pn_oos_s[1:0] : | up_adc_pn_oos_s[3:0];
up_status_or <= | up_adc_or_s;
up_wack <= | up_wack_s;
up_rack <= | up_rack_s;
up_rdata <= up_rdata_s[0] | up_rdata_s[1] | up_rdata_s[2] |
up_rdata_s[3] | up_rdata_s[4];
end
end
// channel width is 32 bits
assign adc_valid = adc_enable_i0 ? adc_valid_out_i0 : adc_valid_out_i1;
// channel 0 (i)
axi_adrv9001_rx_channel #(
.Q_OR_I_N (0),
.COMMON_ID (CHANNEL_BASE_ADDR),
.DISABLE (0),
.DATAFORMAT_DISABLE (DATAFORMAT_DISABLE),
.DCFILTER_DISABLE (DCFILTER_DISABLE),
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE),
.DATA_WIDTH (16)
) i_rx_channel_0 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_valid_in (adc_valid_A),
.adc_data_in (adc_data_i_A[15:0]),
.adc_valid_out (adc_valid_out_i0),
.adc_data_out (adc_data_i0),
.adc_data_iq_in (adc_data_iq_q0_s),
.adc_data_iq_out (adc_data_iq_i0_s),
.adc_enable (adc_enable_i0),
.dac_valid_in (dac_data_valid_A),
.dac_data_in (dac_data_i_A),
.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_adrv9001_rx_channel #(
.Q_OR_I_N (1),
.COMMON_ID (CHANNEL_BASE_ADDR),
.CHANNEL_ID (1),
.DISABLE (0),
.DATAFORMAT_DISABLE (DATAFORMAT_DISABLE),
.DCFILTER_DISABLE (DCFILTER_DISABLE),
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE),
.DATA_WIDTH (16)
) i_rx_channel_1 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_valid_in (adc_valid_A),
.adc_data_in (adc_data_q_A[15:0]),
.adc_valid_out (),
.adc_data_out (adc_data_q0),
.adc_data_iq_in (adc_data_iq_i0_s),
.adc_data_iq_out (adc_data_iq_q0_s),
.adc_enable (adc_enable_q0),
.dac_valid_in (dac_data_valid_A),
.dac_data_in (dac_data_q_A),
.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_adrv9001_rx_channel #(
.Q_OR_I_N (0),
.COMMON_ID (CHANNEL_BASE_ADDR),
.CHANNEL_ID (2),
.DISABLE (MODE_R1),
.DATAFORMAT_DISABLE (DATAFORMAT_DISABLE),
.DCFILTER_DISABLE (DCFILTER_DISABLE),
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE),
.DATA_WIDTH (16)
) i_rx_channel_2 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_valid_in (adc_valid_B),
.adc_data_in (adc_data_i_B[15:0]),
.adc_valid_out (adc_valid_out_i1),
.adc_data_out (adc_data_i1),
.adc_data_iq_in (adc_data_iq_q1_s),
.adc_data_iq_out (adc_data_iq_i1_s),
.adc_enable (adc_enable_i1),
.dac_valid_in (dac_data_valid_B),
.dac_data_in (dac_data_i_B),
.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_adrv9001_rx_channel #(
.Q_OR_I_N (1),
.COMMON_ID (CHANNEL_BASE_ADDR),
.CHANNEL_ID (3),
.DISABLE (MODE_R1),
.DATAFORMAT_DISABLE (DATAFORMAT_DISABLE),
.DCFILTER_DISABLE (DCFILTER_DISABLE),
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE),
.DATA_WIDTH (16)
) i_rx_channel_3 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_valid_in (adc_valid_B),
.adc_data_in (adc_data_q_B[15:0]),
.adc_valid_out (),
.adc_data_out (adc_data_q1),
.adc_data_iq_in (adc_data_iq_i1_s),
.adc_data_iq_out (adc_data_iq_q1_s),
.adc_enable (adc_enable_q1),
.dac_valid_in (dac_data_valid_B),
.dac_data_in (dac_data_q_B),
.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),
.COMMON_ID (COMMON_BASE_ADDR),
.CONFIG(CONFIG),
.DRP_DISABLE(1),
.USERPORTS_DISABLE(1),
.GPIO_DISABLE(1),
.START_CODE_DISABLE(1)
) i_up_adc_common (
.mmcm_rst (),
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_r1_mode (),
.adc_ddr_edgesel (),
.adc_pin_mode (),
.adc_status (1'b1),
.adc_sync_status (1'd0),
.adc_status_ovf (adc_dovf),
.adc_clk_ratio (adc_clk_ratio),
.adc_start_code (),
.adc_sref_sync (),
.adc_sync (adc_sync),
.adc_ext_sync_arm (),
.adc_ext_sync_disarm (),
.adc_ext_sync_manual_req (),
.adc_num_lanes (adc_num_lanes),
.adc_custom_control (),
.adc_crc_enable (),
.adc_sdr_ddr_n (adc_sdr_ddr_n),
.adc_symb_op (adc_symb_op),
.adc_symb_8_16b (adc_symb_8_16b),
.up_pps_rcounter(32'h0),
.up_pps_status(1'b0),
.up_pps_irq_mask(),
.up_adc_r1_mode (up_adc_r1_mode),
.up_adc_ce (),
.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_wr (),
.up_drp_addr (),
.up_drp_wdata (),
.up_drp_rdata (32'd0),
.up_drp_ready (1'd0),
.up_drp_locked (1'd1),
.adc_config_wr (),
.adc_config_ctrl (),
.adc_config_rd ('d0),
.adc_ctrl_status ('d0),
.up_usr_chanmax_out (),
.up_usr_chanmax_in (8'd3),
.up_adc_gpio_in (32'd0),
.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]));
assign adc_single_lane = adc_num_lanes[0];
end
endgenerate
endmodule