pluto_hdl_adi/projects/fmcadc3/zc706/system_top.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 system_top (
sys_clk_p,
sys_clk_n,
DDR3_addr,
DDR3_ba,
DDR3_cas_n,
DDR3_ck_n,
DDR3_ck_p,
DDR3_cke,
DDR3_cs_n,
DDR3_dm,
DDR3_dq,
DDR3_dqs_n,
DDR3_dqs_p,
DDR3_odt,
DDR3_ras_n,
DDR3_reset_n,
DDR3_we_n,
DDR_addr,
DDR_ba,
DDR_cas_n,
DDR_ck_n,
DDR_ck_p,
DDR_cke,
DDR_cs_n,
DDR_dm,
DDR_dq,
DDR_dqs_n,
DDR_dqs_p,
DDR_odt,
DDR_ras_n,
DDR_reset_n,
DDR_we_n,
FIXED_IO_ddr_vrn,
FIXED_IO_ddr_vrp,
FIXED_IO_mio,
FIXED_IO_ps_clk,
FIXED_IO_ps_porb,
FIXED_IO_ps_srstb,
gpio_bd,
hdmi_out_clk,
hdmi_vsync,
hdmi_hsync,
hdmi_data_e,
hdmi_data,
spdif,
iic_scl,
iic_sda,
rx_ref_clk_p,
rx_ref_clk_n,
rx_sysref_p,
rx_sysref_n,
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rx_sync_0_p,
rx_sync_0_n,
rx_sync_1_p,
rx_sync_1_n,
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rx_data_p,
rx_data_n,
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ad9528_rstn,
ad9528_status,
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ad9234_1_fda,
ad9234_1_fdb,
ad9234_2_fda,
ad9234_2_fdb,
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ad9528_csn,
ada4961_1a_csn,
ada4961_1b_csn,
ad9234_1_csn,
ada4961_2a_csn,
ada4961_2b_csn,
ad9234_2_csn,
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spi_clk,
spi_sdio);
input sys_clk_p;
input sys_clk_n;
output [13:0] DDR3_addr;
output [ 2:0] DDR3_ba;
output DDR3_cas_n;
output [ 0:0] DDR3_ck_n;
output [ 0:0] DDR3_ck_p;
output [ 0:0] DDR3_cke;
output [ 0:0] DDR3_cs_n;
output [ 7:0] DDR3_dm;
inout [63:0] DDR3_dq;
inout [ 7:0] DDR3_dqs_n;
inout [ 7:0] DDR3_dqs_p;
output [ 0:0] DDR3_odt;
output DDR3_ras_n;
output DDR3_reset_n;
output DDR3_we_n;
inout [14:0] DDR_addr;
inout [ 2:0] DDR_ba;
inout DDR_cas_n;
inout DDR_ck_n;
inout DDR_ck_p;
inout DDR_cke;
inout DDR_cs_n;
inout [ 3:0] DDR_dm;
inout [31:0] DDR_dq;
inout [ 3:0] DDR_dqs_n;
inout [ 3:0] DDR_dqs_p;
inout DDR_odt;
inout DDR_ras_n;
inout DDR_reset_n;
inout DDR_we_n;
inout FIXED_IO_ddr_vrn;
inout FIXED_IO_ddr_vrp;
inout [53:0] FIXED_IO_mio;
inout FIXED_IO_ps_clk;
inout FIXED_IO_ps_porb;
inout FIXED_IO_ps_srstb;
inout [14:0] gpio_bd;
output hdmi_out_clk;
output hdmi_vsync;
output hdmi_hsync;
output hdmi_data_e;
output [23:0] hdmi_data;
output spdif;
inout iic_scl;
inout iic_sda;
input rx_ref_clk_p;
input rx_ref_clk_n;
input rx_sysref_p;
input rx_sysref_n;
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output rx_sync_0_p;
output rx_sync_0_n;
output rx_sync_1_p;
output rx_sync_1_n;
input [ 7:0] rx_data_p;
input [ 7:0] rx_data_n;
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inout ad9528_rstn;
inout ad9528_status;
inout ad9234_1_fda;
inout ad9234_1_fdb;
inout ad9234_2_fda;
inout ad9234_2_fdb;
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output ad9528_csn;
output ada4961_1a_csn;
output ada4961_1b_csn;
output ad9234_1_csn;
output ada4961_2a_csn;
output ada4961_2b_csn;
output ad9234_2_csn;
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output spi_clk;
inout spi_sdio;
// internal registers
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reg [ 1:0] adc_dcnt = 'd0;
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reg adc_dsync = 'd0;
reg adc_dwr = 'd0;
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reg [255:0] adc_ddata = 'd0;
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// internal signals
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wire [37:0] gpio_i;
wire [37:0] gpio_o;
wire [37:0] gpio_t;
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wire rx_ref_clk;
wire rx_sysref;
wire rx_sync;
wire spi_mosi;
wire spi_miso;
wire adc_clk;
wire [63:0] adc_data_0;
wire [63:0] adc_data_1;
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wire [63:0] adc_data_2;
wire [63:0] adc_data_3;
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wire adc_enable_0;
wire adc_enable_1;
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wire adc_enable_2;
wire adc_enable_3;
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wire adc_valid_0;
wire adc_valid_1;
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wire adc_valid_2;
wire adc_valid_3;
wire [255:0] gt_data;
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// adc-pack place holder
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always @(posedge adc_clk) begin
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adc_dcnt <= adc_dcnt + 1'b1;
case ({adc_enable_3, adc_enable_2, adc_enable_1, adc_enable_0})
4'b1111: begin
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adc_dsync <= 1'b1;
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adc_dwr <= adc_valid_3 & adc_valid_2 & adc_valid_1 & adc_valid_0;
adc_ddata[255:240] <= adc_data_3[63:48];
adc_ddata[239:224] <= adc_data_2[63:48];
adc_ddata[223:208] <= adc_data_1[63:48];
adc_ddata[207:192] <= adc_data_0[63:48];
adc_ddata[191:176] <= adc_data_3[47:32];
adc_ddata[175:160] <= adc_data_2[47:32];
adc_ddata[159:144] <= adc_data_1[47:32];
adc_ddata[143:128] <= adc_data_0[47:32];
adc_ddata[127:112] <= adc_data_3[31:16];
adc_ddata[111: 96] <= adc_data_2[31:16];
adc_ddata[ 95: 80] <= adc_data_1[31:16];
adc_ddata[ 79: 64] <= adc_data_0[31:16];
adc_ddata[ 63: 48] <= adc_data_3[15: 0];
adc_ddata[ 47: 32] <= adc_data_2[15: 0];
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adc_ddata[ 31: 16] <= adc_data_1[15: 0];
adc_ddata[ 15: 0] <= adc_data_0[15: 0];
end
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4'b0001: begin
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adc_dsync <= 1'b1;
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adc_dwr <= adc_valid_0 & adc_dcnt[0] & adc_dcnt[1];
adc_ddata[255:240] <= adc_data_0[63:48];
adc_ddata[239:224] <= adc_data_0[47:32];
adc_ddata[223:208] <= adc_data_0[31:16];
adc_ddata[207:192] <= adc_data_0[15: 0];
adc_ddata[191:176] <= adc_ddata[255:240];
adc_ddata[175:160] <= adc_ddata[239:224];
adc_ddata[159:144] <= adc_ddata[223:208];
adc_ddata[143:128] <= adc_ddata[207:192];
adc_ddata[127:112] <= adc_ddata[191:176];
adc_ddata[111: 96] <= adc_ddata[175:160];
adc_ddata[ 95: 80] <= adc_ddata[159:144];
adc_ddata[ 79: 64] <= adc_ddata[143:128];
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adc_ddata[ 63: 48] <= adc_ddata[127:112];
adc_ddata[ 47: 32] <= adc_ddata[111: 96];
adc_ddata[ 31: 16] <= adc_ddata[ 95: 80];
adc_ddata[ 15: 0] <= adc_ddata[ 79: 64];
end
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4'b0010: begin
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adc_dsync <= 1'b1;
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adc_dwr <= adc_valid_1 & adc_dcnt[0] & adc_dcnt[1];
adc_ddata[255:240] <= adc_data_1[63:48];
adc_ddata[239:224] <= adc_data_1[47:32];
adc_ddata[223:208] <= adc_data_1[31:16];
adc_ddata[207:192] <= adc_data_1[15: 0];
adc_ddata[191:176] <= adc_ddata[255:240];
adc_ddata[175:160] <= adc_ddata[239:224];
adc_ddata[159:144] <= adc_ddata[223:208];
adc_ddata[143:128] <= adc_ddata[207:192];
adc_ddata[127:112] <= adc_ddata[191:176];
adc_ddata[111: 96] <= adc_ddata[175:160];
adc_ddata[ 95: 80] <= adc_ddata[159:144];
adc_ddata[ 79: 64] <= adc_ddata[143:128];
adc_ddata[ 63: 48] <= adc_ddata[127:112];
adc_ddata[ 47: 32] <= adc_ddata[111: 96];
adc_ddata[ 31: 16] <= adc_ddata[ 95: 80];
adc_ddata[ 15: 0] <= adc_ddata[ 79: 64];
end
4'b0100: begin
adc_dsync <= 1'b1;
adc_dwr <= adc_valid_2 & adc_dcnt[0] & adc_dcnt[1];
adc_ddata[255:240] <= adc_data_2[63:48];
adc_ddata[239:224] <= adc_data_2[47:32];
adc_ddata[223:208] <= adc_data_2[31:16];
adc_ddata[207:192] <= adc_data_2[15: 0];
adc_ddata[191:176] <= adc_ddata[255:240];
adc_ddata[175:160] <= adc_ddata[239:224];
adc_ddata[159:144] <= adc_ddata[223:208];
adc_ddata[143:128] <= adc_ddata[207:192];
adc_ddata[127:112] <= adc_ddata[191:176];
adc_ddata[111: 96] <= adc_ddata[175:160];
adc_ddata[ 95: 80] <= adc_ddata[159:144];
adc_ddata[ 79: 64] <= adc_ddata[143:128];
adc_ddata[ 63: 48] <= adc_ddata[127:112];
adc_ddata[ 47: 32] <= adc_ddata[111: 96];
adc_ddata[ 31: 16] <= adc_ddata[ 95: 80];
adc_ddata[ 15: 0] <= adc_ddata[ 79: 64];
end
4'b1000: begin
adc_dsync <= 1'b1;
adc_dwr <= adc_valid_3 & adc_dcnt[0] & adc_dcnt[1];
adc_ddata[255:240] <= adc_data_3[63:48];
adc_ddata[239:224] <= adc_data_3[47:32];
adc_ddata[223:208] <= adc_data_3[31:16];
adc_ddata[207:192] <= adc_data_3[15: 0];
adc_ddata[191:176] <= adc_ddata[255:240];
adc_ddata[175:160] <= adc_ddata[239:224];
adc_ddata[159:144] <= adc_ddata[223:208];
adc_ddata[143:128] <= adc_ddata[207:192];
adc_ddata[127:112] <= adc_ddata[191:176];
adc_ddata[111: 96] <= adc_ddata[175:160];
adc_ddata[ 95: 80] <= adc_ddata[159:144];
adc_ddata[ 79: 64] <= adc_ddata[143:128];
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adc_ddata[ 63: 48] <= adc_ddata[127:112];
adc_ddata[ 47: 32] <= adc_ddata[111: 96];
adc_ddata[ 31: 16] <= adc_ddata[ 95: 80];
adc_ddata[ 15: 0] <= adc_ddata[ 79: 64];
end
default: begin
adc_dsync <= 1'b0;
adc_dwr <= 1'b0;
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adc_ddata <= 256'd0;
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end
endcase
end
// instantiations
IBUFDS_GTE2 i_ibufds_rx_ref_clk (
.CEB (1'd0),
.I (rx_ref_clk_p),
.IB (rx_ref_clk_n),
.O (rx_ref_clk),
.ODIV2 ());
IBUFDS i_ibufds_rx_sysref (
.I (rx_sysref_p),
.IB (rx_sysref_n),
.O (rx_sysref));
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OBUFDS i_obufds_rx_sync_0 (
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.I (rx_sync),
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.O (rx_sync_0_p),
.OB (rx_sync_0_n));
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OBUFDS i_obufds_rx_sync_1 (
.I (rx_sync),
.O (rx_sync_1_p),
.OB (rx_sync_1_n));
assign ada4961_1a_csn = 1'b1;
assign ada4961_1b_csn = 1'b1;
assign ada4961_2a_csn = 1'b1;
assign ada4961_2b_csn = 1'b1;
fmcadc3_spi i_spi (
.ad9528_csn (ad9528_csn),
.ad9234_1_csn (ad9234_1_csn),
.ad9234_2_csn (ad9234_2_csn),
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.spi_clk (spi_clk),
.spi_mosi (spi_mosi),
.spi_miso (spi_miso),
.spi_sdio (spi_sdio));
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ad_iobuf #(.DATA_WIDTH(21)) i_iobuf (
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.dt ({gpio_t[37:32], gpio_t[14:0]}),
.di ({gpio_o[37:32], gpio_o[14:0]}),
.do ({gpio_i[37:32], gpio_i[14:0]}),
.dio ({ ad9234_2_fdb, // 37
ad9234_2_fda, // 36
ad9234_1_fdb, // 35
ad9234_1_fda, // 34
ad9528_status, // 33
ad9528_rstn, // 32
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gpio_bd})); // 0
system_wrapper i_system_wrapper (
.DDR3_addr (DDR3_addr),
.DDR3_ba (DDR3_ba),
.DDR3_cas_n (DDR3_cas_n),
.DDR3_ck_n (DDR3_ck_n),
.DDR3_ck_p (DDR3_ck_p),
.DDR3_cke (DDR3_cke),
.DDR3_cs_n (DDR3_cs_n),
.DDR3_dm (DDR3_dm),
.DDR3_dq (DDR3_dq),
.DDR3_dqs_n (DDR3_dqs_n),
.DDR3_dqs_p (DDR3_dqs_p),
.DDR3_odt (DDR3_odt),
.DDR3_ras_n (DDR3_ras_n),
.DDR3_reset_n (DDR3_reset_n),
.DDR3_we_n (DDR3_we_n),
.DDR_addr (DDR_addr),
.DDR_ba (DDR_ba),
.DDR_cas_n (DDR_cas_n),
.DDR_ck_n (DDR_ck_n),
.DDR_ck_p (DDR_ck_p),
.DDR_cke (DDR_cke),
.DDR_cs_n (DDR_cs_n),
.DDR_dm (DDR_dm),
.DDR_dq (DDR_dq),
.DDR_dqs_n (DDR_dqs_n),
.DDR_dqs_p (DDR_dqs_p),
.DDR_odt (DDR_odt),
.DDR_ras_n (DDR_ras_n),
.DDR_reset_n (DDR_reset_n),
.DDR_we_n (DDR_we_n),
.FIXED_IO_ddr_vrn (FIXED_IO_ddr_vrn),
.FIXED_IO_ddr_vrp (FIXED_IO_ddr_vrp),
.FIXED_IO_mio (FIXED_IO_mio),
.FIXED_IO_ps_clk (FIXED_IO_ps_clk),
.FIXED_IO_ps_porb (FIXED_IO_ps_porb),
.FIXED_IO_ps_srstb (FIXED_IO_ps_srstb),
.GPIO_I (gpio_i),
.GPIO_O (gpio_o),
.GPIO_T (gpio_t),
.adc_clk (adc_clk),
.adc_data_0 (adc_data_0),
.adc_data_1 (adc_data_1),
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.adc_data_2 (adc_data_2),
.adc_data_3 (adc_data_3),
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.adc_ddata (adc_ddata),
.adc_dsync (adc_dsync),
.adc_dwr (adc_dwr),
.adc_enable_0 (adc_enable_0),
.adc_enable_1 (adc_enable_1),
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.adc_enable_2 (adc_enable_2),
.adc_enable_3 (adc_enable_3),
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.adc_valid_0 (adc_valid_0),
.adc_valid_1 (adc_valid_1),
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.adc_valid_2 (adc_valid_2),
.adc_valid_3 (adc_valid_3),
.gt_data (gt_data),
.gt_data_0 (gt_data[127:0]),
.gt_data_1 (gt_data[255:128]),
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.hdmi_data (hdmi_data),
.hdmi_data_e (hdmi_data_e),
.hdmi_hsync (hdmi_hsync),
.hdmi_out_clk (hdmi_out_clk),
.hdmi_vsync (hdmi_vsync),
.iic_main_scl_io (iic_scl),
.iic_main_sda_io (iic_sda),
.rx_data_n (rx_data_n),
.rx_data_p (rx_data_p),
.rx_ref_clk (rx_ref_clk),
.rx_sync (rx_sync),
.rx_sysref (rx_sysref),
.spdif (spdif),
.spi_clk_i (spi_clk),
.spi_clk_o (spi_clk),
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.spi_csn_0 (ad9528_csn),
.spi_csn_1 (ad9234_1_csn),
.spi_csn_2 (ad9234_2_csn),
.spi_csn_i (1'b1),
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.spi_sdi_i (spi_miso),
.spi_sdo_i (spi_mosi),
.spi_sdo_o (spi_mosi),
.sys_clk_clk_n (sys_clk_n),
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.sys_clk_clk_p (sys_clk_p));
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endmodule
// ***************************************************************************
// ***************************************************************************