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pluto_hdl_adi/library/axi_ad9652/axi_ad9652.v

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// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// 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
// the repository (LICENSE_GPL2), and at: <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
//
// OR
//
// 2. An ADI specific BSD license as noted in the top level directory, or 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_ad9652 #(
parameter ID = 0,
parameter DEVICE_TYPE = 0,
parameter ADC_DATAPATH_DISABLE = 0,
parameter IO_DELAY_GROUP = "adc_if_delay_group") (
// adc interface (clk, data, over-range)
input adc_clk_in_p,
input adc_clk_in_n,
input [15:0] adc_data_in_p,
input [15:0] adc_data_in_n,
input adc_or_in_p,
input adc_or_in_n,
// delay interface
input delay_clk,
// dma interface
output adc_clk,
output adc_rst,
output adc_valid_0,
output adc_enable_0,
output [15:0] adc_data_0,
output adc_valid_1,
output adc_enable_1,
output [15:0] adc_data_1,
input adc_dovf,
input adc_dunf,
input [31:0] up_adc_gpio_in,
output [31:0] up_adc_gpio_out,
// axi interface
input s_axi_aclk,
input s_axi_aresetn,
input s_axi_awvalid,
input [31:0] s_axi_awaddr,
output s_axi_awready,
input s_axi_wvalid,
input [31:0] s_axi_wdata,
input [ 3:0] s_axi_wstrb,
output s_axi_wready,
output s_axi_bvalid,
output [ 1:0] s_axi_bresp,
input s_axi_bready,
input s_axi_arvalid,
input [31:0] s_axi_araddr,
output s_axi_arready,
output s_axi_rvalid,
output [ 1:0] s_axi_rresp,
output [31:0] s_axi_rdata,
input s_axi_rready,
input [ 2:0] s_axi_awprot,
input [ 2:0] s_axi_arprot);
// internal registers
reg up_status_pn_err = 'd0;
reg up_status_pn_oos = 'd0;
reg up_status_or = 'd0;
reg [31:0] up_rdata = 'd0;
reg up_rack = 'd0;
reg up_wack = 'd0;
// internal clocks & resets
wire up_rstn;
wire up_clk;
wire delay_rst;
// internal signals
wire [15:0] adc_data_a_s;
wire [15:0] adc_data_b_s;
wire adc_or_a_s;
wire adc_or_b_s;
wire [15:0] adc_dcfilter_data_a_s;
wire [15:0] adc_dcfilter_data_b_s;
wire [15:0] adc_channel_data_a_s;
wire [15:0] adc_channel_data_b_s;
wire [ 1:0] up_status_pn_err_s;
wire [ 1:0] up_status_pn_oos_s;
wire [ 1:0] up_status_or_s;
wire adc_ddr_edgesel_s;
wire adc_status_s;
wire [16:0] up_dld_s;
wire [84:0] up_dwdata_s;
wire [84:0] up_drdata_s;
wire delay_locked_s;
wire [31:0] up_rdata_s[0:3];
wire up_rack_s[0:3];
wire up_wack_s[0:3];
wire up_wreq_s;
wire [13:0] up_waddr_s;
wire [31:0] up_wdata_s;
wire up_rreq_s;
wire [13:0] up_raddr_s;
// signal name changes
assign up_clk = s_axi_aclk;
assign up_rstn = s_axi_aresetn;
// dma interface
assign adc_valid_0 = 1'b1;
assign adc_valid_1 = 1'b1;
// 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_rdata <= 'd0;
up_rack <= 'd0;
up_wack <= 'd0;
end else begin
up_status_pn_err <= up_status_pn_err_s[0] | up_status_pn_err_s[1];
up_status_pn_oos <= up_status_pn_oos_s[0] | up_status_pn_oos_s[1];
up_status_or <= up_status_or_s[0] | up_status_or_s[1];
up_rdata <= up_rdata_s[0] | up_rdata_s[1] | up_rdata_s[2] | up_rdata_s[3];
up_rack <= up_rack_s[0] | up_rack_s[1] | up_rack_s[2] | up_rack_s[3];
up_wack <= up_wack_s[0] | up_wack_s[1] | up_wack_s[2] | up_wack_s[3];
end
end
// channel
axi_ad9652_channel #(
.Q_OR_I_N(0),
.CHANNEL_ID(0),
.DATAPATH_DISABLE (ADC_DATAPATH_DISABLE))
i_channel_0 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_data (adc_data_a_s),
.adc_or (adc_or_a_s),
.adc_dcfilter_data_out (adc_dcfilter_data_a_s),
.adc_dcfilter_data_in (adc_dcfilter_data_b_s),
.adc_iqcor_data (adc_data_0),
.adc_enable (adc_enable_0),
.up_adc_pn_err (up_status_pn_err_s[0]),
.up_adc_pn_oos (up_status_pn_oos_s[0]),
.up_adc_or (up_status_or_s[0]),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack_s[0]),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata_s[0]),
.up_rack (up_rack_s[0]));
// channel
axi_ad9652_channel #(
.Q_OR_I_N(1),
.CHANNEL_ID(1),
.DATAPATH_DISABLE (ADC_DATAPATH_DISABLE))
i_channel_1 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_data (adc_data_b_s),
.adc_or (adc_or_b_s),
.adc_dcfilter_data_out (adc_dcfilter_data_b_s),
.adc_dcfilter_data_in (adc_dcfilter_data_a_s),
.adc_iqcor_data (adc_data_1),
.adc_enable (adc_enable_1),
.up_adc_pn_err (up_status_pn_err_s[1]),
.up_adc_pn_oos (up_status_pn_oos_s[1]),
.up_adc_or (up_status_or_s[1]),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack_s[1]),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata_s[1]),
.up_rack (up_rack_s[1]));
// main (device interface)
axi_ad9652_if #(
.DEVICE_TYPE (DEVICE_TYPE),
.IO_DELAY_GROUP (IO_DELAY_GROUP))
i_if (
.adc_clk_in_p (adc_clk_in_p),
.adc_clk_in_n (adc_clk_in_n),
.adc_data_in_p (adc_data_in_p),
.adc_data_in_n (adc_data_in_n),
.adc_or_in_p (adc_or_in_p),
.adc_or_in_n (adc_or_in_n),
.adc_clk (adc_clk),
.adc_data_a (adc_data_a_s),
.adc_data_b (adc_data_b_s),
.adc_or_a (adc_or_a_s),
.adc_or_b (adc_or_b_s),
.adc_status (adc_status_s),
.adc_ddr_edgesel (adc_ddr_edgesel_s),
.up_clk (up_clk),
.up_dld (up_dld_s),
.up_dwdata (up_dwdata_s),
.up_drdata (up_drdata_s),
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked (delay_locked_s));
// common processor control
up_adc_common #(.ID(ID)) i_up_adc_common (
.mmcm_rst (),
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_r1_mode (),
.adc_ddr_edgesel (adc_ddr_edgesel_s),
.adc_pin_mode (),
.adc_status (adc_status_s),
.adc_sync_status (1'd0),
.adc_status_ovf (adc_dovf),
.adc_status_unf (adc_dunf),
.adc_clk_ratio (32'd1),
.adc_start_code (),
.adc_sref_sync (),
.adc_sync (),
.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),
.up_usr_chanmax_out (),
.up_usr_chanmax_in (8'd0),
.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_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack_s[2]),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata_s[2]),
.up_rack (up_rack_s[2]));
// adc delay control
up_delay_cntrl #(.DATA_WIDTH(17), .BASE_ADDRESS(6'h02)) i_delay_cntrl (
.delay_clk (delay_clk),
.delay_rst (delay_rst),
.delay_locked (delay_locked_s),
.up_dld (up_dld_s),
.up_dwdata (up_dwdata_s),
.up_drdata (up_drdata_s),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack_s[3]),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata_s[3]),
.up_rack (up_rack_s[3]));
// up bus interface
up_axi i_up_axi (
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_axi_awvalid (s_axi_awvalid),
.up_axi_awaddr (s_axi_awaddr),
.up_axi_awready (s_axi_awready),
.up_axi_wvalid (s_axi_wvalid),
.up_axi_wdata (s_axi_wdata),
.up_axi_wstrb (s_axi_wstrb),
.up_axi_wready (s_axi_wready),
.up_axi_bvalid (s_axi_bvalid),
.up_axi_bresp (s_axi_bresp),
.up_axi_bready (s_axi_bready),
.up_axi_arvalid (s_axi_arvalid),
.up_axi_araddr (s_axi_araddr),
.up_axi_arready (s_axi_arready),
.up_axi_rvalid (s_axi_rvalid),
.up_axi_rresp (s_axi_rresp),
.up_axi_rdata (s_axi_rdata),
.up_axi_rready (s_axi_rready),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata),
.up_rack (up_rack));
endmodule
// ***************************************************************************
// ***************************************************************************
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