diff --git a/library/axi_ad9361/altera/axi_ad9361_cmos_if.v b/library/axi_ad9361/altera/axi_ad9361_cmos_if.v new file mode 100644 index 000000000..0ce506d71 --- /dev/null +++ b/library/axi_ad9361/altera/axi_ad9361_cmos_if.v @@ -0,0 +1,583 @@ +// *************************************************************************** +// *************************************************************************** +// 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_cmos_if ( + + // physical interface (receive) + + rx_clk_in, + rx_frame_in, + rx_data_in, + + // physical interface (transmit) + + tx_clk_out, + tx_frame_out, + tx_data_out, + + // 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_clksel, + dac_r1_mode, + + // tdd interface + + tdd_enable, + tdd_txnrx, + tdd_mode, + + // delay interface + + mmcm_rst, + 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; + input rx_frame_in; + input [11:0] rx_data_in; + + // physical interface (transmit) + + output tx_clk_out; + output tx_frame_out; + output [11:0] tx_data_out; + + // 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_clksel; + input dac_r1_mode; + + // tdd interface + + input tdd_enable; + input tdd_txnrx; + input tdd_mode; + + // delay interface + + input mmcm_rst; + input up_clk; + input up_enable; + input up_txnrx; + input [12:0] up_adc_dld; + input [64:0] up_adc_dwdata; + output [64:0] up_adc_drdata; + input [15:0] up_dac_dld; + input [79:0] up_dac_dwdata; + output [79:0] up_dac_drdata; + input delay_clk; + input delay_rst; + output delay_locked; + + // internal registers + + reg [ 1:0] rx_frame = 0; + reg [11:0] rx_data_p = 0; + 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 [ 1:0] tx_data_cnt = 'd0; + reg [47:0] tx_data = 'd0; + reg tx_frame_p = 'd0; + reg tx_frame_n = 'd0; + reg [11:0] tx_data_p = 'd0; + reg [11:0] tx_data_n = 'd0; + reg tx_n_frame_p = 'd0; + reg tx_n_frame_n = 'd0; + reg [11:0] tx_n_data_p = 'd0; + reg [11:0] tx_n_data_n = 'd0; + reg tx_p_frame_p = 'd0; + reg tx_p_frame_n = 'd0; + reg [11:0] tx_p_data_p = 'd0; + reg [11:0] 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; + reg dac_clkdata_p = 'd0; + reg dac_clkdata_n = 'd0; + reg locked_m1 = 'd0; + reg locked = 'd0; + + // internal signals + + wire [ 1:0] rx_frame_s; + wire [ 3:0] rx_frame_4_s; + wire [ 2:0] tx_data_sel_s; + wire [11:0] rx_data_p_s; + wire [11:0] rx_data_n_s; + wire rx_frame_p_s; + wire rx_frame_n_s; + wire locked_s; + + genvar l_inst; + + // receive data path interface + + assign rx_frame_s = {rx_frame_p_s, rx_frame_n_s}; + assign rx_frame_4_s = {rx_frame_s, rx_frame}; + + always @(posedge l_clk) begin + rx_frame <= rx_frame_s; + rx_data_p <= rx_data_p_s; + end + + // receive data path for single rf, frame is expected to qualify i only + + always @(posedge l_clk) begin + rx_error_r1 <= ~^ rx_frame_s; + rx_valid_r1 <= ^ rx_frame_s; + case (rx_frame_s) + 2'b01: rx_data_r1 <= {rx_data_p_s, rx_data_n_s}; + 2'b10: rx_data_r1 <= {rx_data_n_s, rx_data_p}; + default: rx_data_r1 <= 24'd0; + endcase + end + + // receive data path for dual rf, frame is expected to qualify iq for rf-1 only + + always @(posedge l_clk) begin + rx_error_r2 <= ((rx_frame_4_s == 4'b0011) || (rx_frame_4_s == 4'b1100) || + (rx_frame_4_s == 4'b1001) || (rx_frame_4_s == 4'b0110)) ? 1'b0 : 1'b1; + rx_valid_r2 <= ((rx_frame_4_s == 4'b0011) || + (rx_frame_4_s == 4'b1001)) ? 1'b1 : 1'b0; + case (rx_frame_s) + 2'b11: rx_data_r2[23: 0] <= {rx_data_p_s, rx_data_n_s}; + 2'b01: rx_data_r2[23: 0] <= {rx_data_n_s, rx_data_p}; + default: rx_data_r2[23: 0] <= rx_data_r2[23: 0]; + endcase + case (rx_frame_s) + 2'b00: rx_data_r2[47:24] <= {rx_data_p_s, rx_data_n_s}; + 2'b10: rx_data_r2[47:24] <= {rx_data_n_s, rx_data_p}; + default: rx_data_r2[47:24] <= rx_data_r2[47:24]; + endcase + 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 & locked; + 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[1], dac_r1_mode, tx_data_cnt[0]}; + + always @(posedge clk) begin + if (dac_valid == 1'b1) begin + tx_data_cnt <= 2'b10; + end else if (tx_data_cnt[1] == 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) + 3'b101: begin + tx_frame_p <= 1'b0; + tx_frame_n <= 1'b0; + tx_data_p <= tx_data[35:24]; + tx_data_n <= tx_data[47:36]; + end + 3'b100: begin + tx_frame_p <= 1'b1; + tx_frame_n <= 1'b1; + tx_data_p <= tx_data[11: 0]; + tx_data_n <= tx_data[23:12]; + end + 3'b110: begin + tx_frame_p <= 1'b1; + tx_frame_n <= 1'b0; + tx_data_p <= tx_data[11: 0]; + tx_data_n <= tx_data[23:12]; + end + default: begin + tx_frame_p <= 1'd0; + tx_frame_n <= 1'd0; + tx_data_p <= 12'd0; + tx_data_n <= 12'd0; + end + endcase + end + + // transfer data from a synchronous clock (skew less than 2ns) + + always @(negedge clk) begin + tx_n_frame_p <= tx_frame_p; + tx_n_frame_n <= tx_frame_n; + tx_n_data_p <= tx_data_p; + tx_n_data_n <= tx_data_n; + end + + always @(posedge l_clk) begin + tx_p_frame_p <= tx_n_frame_p; + tx_p_frame_n <= tx_n_frame_n; + 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 + + always @(posedge l_clk) begin + dac_clkdata_p <= dac_clksel; + dac_clkdata_n <= ~dac_clksel; + end + + // receive data interface, ibuf -> idelay -> iddr + + generate + for (l_inst = 0; l_inst <= 11; l_inst = l_inst + 1) begin: g_rx_data + ad_cmos_in #( + .SINGLE_ENDED (1), + .DEVICE_TYPE (DEVICE_TYPE), + .IODELAY_CTRL (0), + .IODELAY_GROUP (IO_DELAY_GROUP)) + i_rx_data ( + .rx_clk (l_clk), + .rx_data_in (rx_data_in[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_cmos_in #( + .SINGLE_ENDED (1), + .DEVICE_TYPE (DEVICE_TYPE), + .IODELAY_CTRL (1), + .IODELAY_GROUP (IO_DELAY_GROUP)) + i_rx_frame ( + .rx_clk (l_clk), + .rx_data_in (rx_frame_in), + .rx_data_p (rx_frame_p_s), + .rx_data_n (rx_frame_n_s), + .up_clk (up_clk), + .up_dld (up_adc_dld[12]), + .up_dwdata (up_adc_dwdata[64:60]), + .up_drdata (up_adc_drdata[64:60]), + .delay_clk (delay_clk), + .delay_rst (delay_rst), + .delay_locked (delay_locked)); + + // transmit data interface, oddr -> obuf + + generate + for (l_inst = 0; l_inst <= 11; l_inst = l_inst + 1) begin: g_tx_data + ad_cmos_out #( + .DEVICE_TYPE (DEVICE_TYPE), + .SINGLE_ENDED (1), + .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 (tx_data_out[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_cmos_out #( + .DEVICE_TYPE (DEVICE_TYPE), + .SINGLE_ENDED (1), + .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_p), + .tx_data_n (tx_p_frame_n), + .tx_data_out (tx_frame_out), + .up_clk (up_clk), + .up_dld (up_dac_dld[12]), + .up_dwdata (up_dac_dwdata[64:60]), + .up_drdata (up_dac_drdata[64:60]), + .delay_clk (delay_clk), + .delay_rst (delay_rst), + .delay_locked ()); + + // transmit clock interface, oddr -> obuf + + ad_cmos_out #( + .DEVICE_TYPE (DEVICE_TYPE), + .SINGLE_ENDED (1), + .IODELAY_ENABLE (DAC_IODELAY_ENABLE), + .IODELAY_CTRL (0), + .IODELAY_GROUP (IO_DELAY_GROUP)) + i_tx_clk ( + .tx_clk (l_clk), + .tx_data_p (dac_clkdata_p), + .tx_data_n (dac_clkdata_n), + .tx_data_out (tx_clk_out), + .up_clk (up_clk), + .up_dld (up_dac_dld[13]), + .up_dwdata (up_dac_dwdata[69:65]), + .up_drdata (up_dac_drdata[69:65]), + .delay_clk (delay_clk), + .delay_rst (delay_rst), + .delay_locked ()); + + // enable, oddr -> obuf + + ad_cmos_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 (enable), + .up_clk (up_clk), + .up_dld (up_dac_dld[14]), + .up_dwdata (up_dac_dwdata[74:70]), + .up_drdata (up_dac_drdata[74:70]), + .delay_clk (delay_clk), + .delay_rst (delay_rst), + .delay_locked ()); + + // txnrx, oddr -> obuf + + ad_cmos_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 (txnrx), + .up_clk (up_clk), + .up_dld (up_dac_dld[15]), + .up_dwdata (up_dac_dwdata[79:75]), + .up_drdata (up_dac_drdata[79:75]), + .delay_clk (delay_clk), + .delay_rst (delay_rst), + .delay_locked ()); + + // device clock interface (receive clock) + + always @(posedge clk) begin + locked_m1 <= locked_s; + locked <= locked_m1; + end + + ad_cmos_clk #( + .DEVICE_TYPE (DEVICE_TYPE)) + i_clk ( + .rst (mmcm_rst), + .locked (locked_s), + .clk_in (rx_clk_in), + .clk (l_clk)); + +endmodule + +// *************************************************************************** +// *************************************************************************** diff --git a/library/axi_ad9361/altera/axi_ad9361_lvds_if.v b/library/axi_ad9361/altera/axi_ad9361_lvds_if.v new file mode 100644 index 000000000..144855ec8 --- /dev/null +++ b/library/axi_ad9361/altera/axi_ad9361_lvds_if.v @@ -0,0 +1,567 @@ +// *************************************************************************** +// *************************************************************************** +// 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_lvds_if #( + + 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 reg adc_valid, + output reg [47:0] adc_data, + output reg adc_status, + input adc_r1_mode, + input adc_ddr_edgesel, + + // transmit data path interface + + input dac_valid, + input [47:0] dac_data, + input dac_clksel, + input dac_r1_mode, + + // tdd interface + + input tdd_enable, + input tdd_txnrx, + input tdd_mode, + + // delay interface + + input mmcm_rst, + input up_clk, + input up_rstn, + 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, + + // drp interface + + input up_drp_sel, + input up_drp_wr, + input [11:0] up_drp_addr, + input [31:0] up_drp_wdata, + output [31:0] up_drp_rdata, + output up_drp_ready, + output up_drp_locked); + + // internal registers + + reg [ 3:0] rx_frame = 'd0; + reg rx_error = 'd0; + reg rx_valid = '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 [23:0] rx_data = 'd0; + reg [ 3:0] tx_frame = 'd0; + reg [ 3:0] tx_p_frame = 'd0; + reg [ 3:0] tx_n_frame = 'd0; + reg [ 5:0] tx_data_d_0 = 'd0; + reg [ 5:0] tx_data_d_1 = 'd0; + reg [ 5:0] tx_data_d_2 = 'd0; + reg [ 5:0] tx_data_d_3 = 'd0; + reg tx_data_sel = '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; + reg [47:0] tx_data_lclk = 'd0; + reg [ 5:0] tx_p_data_d_0 = 'd0; + reg [ 5:0] tx_p_data_d_1 = 'd0; + reg [ 5:0] tx_p_data_d_2 = 'd0; + reg [ 5:0] tx_p_data_d_3 = 'd0; + reg [ 5:0] tx_n_data_d_0 = 'd0; + reg [ 5:0] tx_n_data_d_1 = 'd0; + reg [ 5:0] tx_n_data_d_2 = 'd0; + reg [ 5:0] tx_n_data_d_3 = 'd0; + reg adc_n_valid = 'd0; + reg adc_p_valid = 'd0; + reg adc_n_status = 'd0; + reg adc_p_status = 'd0; + reg [47:0] adc_n_data = 'd0; + reg [47:0] adc_p_data = 'd0; + + // internal signals + + wire s_clk; + wire loaden; + wire [ 7:0] phase_s; + wire [ 3:0] rx_frame_s; + wire [ 5:0] rx_data_s_3; + wire [ 5:0] rx_data_s_2; + wire [ 5:0] rx_data_s_1; + wire [ 5:0] rx_data_s_0; + wire [ 3:0] rx_frame_inv_s; + + // unused interface signals + + assign up_adc_drdata = 35'b0; + assign up_dac_drdata = 50'b0; + assign delay_locked = 1'b1; + + assign rx_frame_inv_s = ~rx_frame; + + always @(posedge l_clk) begin + rx_frame <= rx_frame_s; + rx_data_3 <= rx_data_s_3; + rx_data_2 <= rx_data_s_2; + rx_data_1 <= rx_data_s_1; + rx_data_0 <= rx_data_s_0; + if (rx_frame_inv_s == rx_frame_s) begin + rx_error <= 1'b0; + end else begin + rx_error <= 1'b1; + end + case ({adc_r1_mode, rx_frame}) + // R2 Mode + 5'b01111: begin + rx_valid <= 1'b1; + rx_data[23:12] <= {rx_data_1, rx_data_3}; + rx_data[11: 0] <= {rx_data_0, rx_data_2}; + end + 5'b01110: begin + rx_valid <= 1'b1; + rx_data[23:12] <= {rx_data_2, rx_data_s_0}; + rx_data[11: 0] <= {rx_data_1, rx_data_3}; + end + 5'b01100: begin + rx_valid <= 1'b1; + rx_data[23:12] <= {rx_data_3, rx_data_s_1}; + rx_data[11: 0] <= {rx_data_2, rx_data_s_0}; + end + 5'b01000: begin + rx_valid <= 1'b1; + rx_data[23:12] <= {rx_data_s_0, rx_data_s_2}; + rx_data[11: 0] <= {rx_data_3, rx_data_s_1}; + end + 5'b00000: begin + rx_valid <= 1'b0; + rx_data[23:12] <= {rx_data_1, rx_data_3}; + rx_data[11: 0] <= {rx_data_0, rx_data_2}; + end + 5'b00001: begin + rx_valid <= 1'b0; + rx_data[23:12] <= {rx_data_2, rx_data_s_0}; + rx_data[11: 0] <= {rx_data_1, rx_data_3}; + end + 5'b00011: begin + rx_valid <= 1'b0; + rx_data[23:12] <= {rx_data_3, rx_data_s_1}; + rx_data[11: 0] <= {rx_data_2, rx_data_s_0}; + end + 5'b00111: begin + rx_valid <= 1'b0; + rx_data[23:12] <= {rx_data_s_0, rx_data_s_2}; + rx_data[11: 0] <= {rx_data_3, rx_data_s_1}; + end + // R1 Mode + 5'b11100: begin + rx_valid <= 1'b0; + rx_data[23:12] <= {rx_data_s_1, rx_data_s_3}; + rx_data[11: 0] <= {rx_data_s_0, rx_data_s_2}; + end + 5'b10110: begin + rx_valid <= 1'b0; + rx_data[23:12] <= {rx_data_2, rx_data_s_0}; + rx_data[11: 0] <= {rx_data_1, rx_data_3}; + end + 5'b11001: begin + rx_valid <= 1'b0; + rx_data[23:12] <= {rx_data_s_0, rx_data_s_2}; + rx_data[11: 0] <= {rx_data_3, rx_data_s_1}; + end + 5'b10011: begin + rx_valid <= 1'b0; + rx_data[23:12] <= {rx_data_3, rx_data_s_1}; + rx_data[11: 0] <= {rx_data_2, rx_data_s_0}; + end + default: begin + rx_valid <= 1'b0; + rx_data[23:12] <= 12'd0; + rx_data[11: 0] <= 12'd0; + end + endcase + if (rx_valid == 1'b1) begin + adc_p_valid <= 1'b0; + adc_p_data <= {24'd0, rx_data}; + end else begin + adc_p_valid <= 1'b1; + adc_p_data <= (adc_r1_mode) ? {24'd0, rx_data} : {rx_data, adc_p_data[23:0]}; + end + adc_p_status <= ~rx_error & up_drp_locked; + 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 <= adc_n_valid; + adc_data <= adc_n_data; + adc_status <= adc_n_status; + end + + always @(posedge clk) begin + if (dac_r1_mode == 1'b0) begin + tx_data_sel <= ~tx_data_sel; + end else begin + tx_data_sel <= 1'b0; + end + + case ({dac_r1_mode, tx_data_sel}) + 2'b10: begin + tx_frame <= 4'b1100; + tx_data_d_0 <= dac_data[11: 6]; // i msb + tx_data_d_1 <= dac_data[23:18]; // q msb + tx_data_d_2 <= dac_data[ 5: 0]; // i lsb + tx_data_d_3 <= dac_data[17:12]; // q lsb + end + 2'b00: begin + tx_frame <= 4'b1111; + tx_data_d_0 <= dac_data[11: 6]; // i msb 0 + tx_data_d_1 <= dac_data[23:18]; // q msb 0 + tx_data_d_2 <= dac_data[ 5: 0]; // i lsb 0 + tx_data_d_3 <= dac_data[17:12]; // q lsb 0 + end + 2'b01: begin + tx_frame <= 4'b0000; + tx_data_d_0 <= dac_data[35:30]; // i msb 1 + tx_data_d_1 <= dac_data[47:42]; // q msb 1 + tx_data_d_2 <= dac_data[29:24]; // i lsb 1 + tx_data_d_3 <= dac_data[41:36]; // q lsb 1 + 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_d_0 <= tx_data_d_0; + tx_n_data_d_1 <= tx_data_d_1; + tx_n_data_d_2 <= tx_data_d_2; + tx_n_data_d_3 <= tx_data_d_3; + end + + always @(posedge l_clk) begin + tx_p_frame <= tx_n_frame; + tx_p_data_d_0 <= tx_n_data_d_0; + tx_p_data_d_1 <= tx_n_data_d_1; + tx_p_data_d_2 <= tx_n_data_d_2; + tx_p_data_d_3 <= tx_n_data_d_3; + 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 path interface + + ad_serdes_in #( + .DATA_WIDTH(6), + .SERDES_FACTOR(4), + .DEVICE_TYPE(DEVICE_TYPE)) + ad_serdes_data_in ( + .rst (mmcm_rst), + .clk (s_clk), + .div_clk (l_clk), + .loaden (loaden), + .locked (up_drp_locked), + .phase (phase_s), + .data_s0 (rx_data_s_0), + .data_s1 (rx_data_s_1), + .data_s2 (rx_data_s_2), + .data_s3 (rx_data_s_3), + .data_s4 (), + .data_s5 (), + .data_s6 (), + .data_s7 (), + .data_in_p (rx_data_in_p), + .data_in_n (rx_data_in_n)); + + // receive frame interface + + ad_serdes_in #( + .DATA_WIDTH(1), + .SERDES_FACTOR(4), + .DEVICE_TYPE(DEVICE_TYPE)) + ad_serdes_frame_in ( + .rst (mmcm_rst), + .clk (s_clk), + .div_clk (l_clk), + .loaden (loaden), + .locked (up_drp_locked), + .phase (phase_s), + .data_s0 (rx_frame_s[0]), + .data_s1 (rx_frame_s[1]), + .data_s2 (rx_frame_s[2]), + .data_s3 (rx_frame_s[3]), + .data_s4 (), + .data_s5 (), + .data_s6 (), + .data_s7 (), + .data_in_p (rx_frame_in_p), + .data_in_n (rx_frame_in_n)); + + // transmit data interface + + ad_serdes_out #( + .DATA_WIDTH(6), + .SERDES_FACTOR(4), + .DEVICE_TYPE(DEVICE_TYPE)) + ad_serdes_data_out ( + .rst (mmcm_rst), + .clk (s_clk), + .div_clk (l_clk), + .loaden (loaden), + .data_s0 (tx_p_data_d_0), + .data_s1 (tx_p_data_d_1), + .data_s2 (tx_p_data_d_2), + .data_s3 (tx_p_data_d_3), + .data_s4 (6'b0), + .data_s5 (6'b0), + .data_s6 (6'b0), + .data_s7 (6'b0), + .data_out_p (tx_data_out_p), + .data_out_n (tx_data_out_n)); + + // transmit frame interface + + ad_serdes_out #( + .DATA_WIDTH(1), + .SERDES_FACTOR(4), + .DEVICE_TYPE(DEVICE_TYPE)) + ad_serdes_frame_out ( + .rst (mmcm_rst), + .clk (s_clk), + .div_clk (l_clk), + .loaden (loaden), + .data_s0 (tx_p_frame[0]), + .data_s1 (tx_p_frame[1]), + .data_s2 (tx_p_frame[2]), + .data_s3 (tx_p_frame[3]), + .data_s4 (1'b1), + .data_s5 (1'b1), + .data_s6 (1'b1), + .data_s7 (1'b1), + .data_out_p (tx_frame_out_p), + .data_out_n (tx_frame_out_n)); + + // transmit clock interface + + ad_serdes_out #( + .DATA_WIDTH(1), + .SERDES_FACTOR(4), + .DEVICE_TYPE(DEVICE_TYPE)) + ad_serdes_tx_clock_out( + .rst (mmcm_rst), + .clk (s_clk), + .div_clk (l_clk), + .loaden (loaden), + .data_s0 (dac_clksel), + .data_s1 (~dac_clksel), + .data_s2 (dac_clksel), + .data_s3 (~dac_clksel), + .data_s4 (1'b0), + .data_s5 (1'b0), + .data_s6 (1'b0), + .data_s7 (1'b0), + .data_out_p (tx_clk_out_p), + .data_out_n (tx_clk_out_n)); + + // serdes clock interface + + ad_serdes_clk ad_serdes_clk ( + .rst (mmcm_rst), + .clk_in_p (rx_clk_in_p), + .clk_in_n (rx_clk_in_n), + .clk (s_clk), + .div_clk (l_clk), + .out_clk (), + .loaden (loaden), + .phase (phase_s), + .up_clk (up_clk), + .up_rstn (up_rstn), + .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)); + + // enable + + ad_serdes_out #( + .DATA_WIDTH(1), + .SERDES_FACTOR(4), + .DEVICE_TYPE(DEVICE_TYPE)) + i_enable( + .rst (mmcm_rst), + .clk (s_clk), + .div_clk (l_clk), + .loaden (loaden), + .data_s0 (enable_p_int), + .data_s1 (enable_p_int), + .data_s2 (enable_p_int), + .data_s3 (enable_p_int), + .data_s4 (1'b0), + .data_s5 (1'b0), + .data_s6 (1'b0), + .data_s7 (1'b0), + .data_out_p (enable), + .data_out_n ()); + + // txnrx + + ad_serdes_out #( + .DATA_WIDTH(1), + .SERDES_FACTOR(4), + .DEVICE_TYPE(DEVICE_TYPE)) + i_txnrx( + .rst (mmcm_rst), + .clk (s_clk), + .div_clk (l_clk), + .loaden (loaden), + .data_s0 (txnrx_p_int), + .data_s1 (txnrx_p_int), + .data_s2 (txnrx_p_int), + .data_s3 (txnrx_p_int), + .data_s4 (1'b0), + .data_s5 (1'b0), + .data_s6 (1'b0), + .data_s7 (1'b0), + .data_out_p (txnrx), + .data_out_n ()); + +endmodule + +// *************************************************************************** +// *************************************************************************** diff --git a/library/axi_ad9361/axi_ad9361_hw.tcl b/library/axi_ad9361/axi_ad9361_hw.tcl index 6f4d84346..7f2729e29 100644 --- a/library/axi_ad9361/axi_ad9361_hw.tcl +++ b/library/axi_ad9361/axi_ad9361_hw.tcl @@ -17,6 +17,9 @@ add_fileset quartus_synth QUARTUS_SYNTH "" "" set_fileset_property quartus_synth TOP_LEVEL axi_ad9361 add_fileset_file ad_rst.v VERILOG PATH $ad_hdl_dir/library/common/ad_rst.v add_fileset_file ad_lvds_clk.v VERILOG PATH $ad_hdl_dir/library/altera/common/ad_lvds_clk.v +add_fileset_file ad_serdes_clk.v VERILOG PATH $ad_hdl_dir/library/altera/common/ad_serdes_clk.v +add_fileset_file ad_serdes_in.v VERILOG PATH $ad_hdl_dir/library/altera/common/ad_serdes_in.v +add_fileset_file ad_serdes_out.v VERILOG PATH $ad_hdl_dir/library/altera/common/ad_serdes_out.v add_fileset_file ad_lvds_in.v VERILOG PATH $ad_hdl_dir/library/altera/common/ad_lvds_in.v add_fileset_file ad_lvds_out.v VERILOG PATH $ad_hdl_dir/library/altera/common/ad_lvds_out.v add_fileset_file ad_cmos_clk.v VERILOG PATH $ad_hdl_dir/library/altera/common/ad_cmos_clk.v @@ -42,8 +45,8 @@ add_fileset_file up_adc_channel.v VERILOG PATH $ad_hdl_dir/library/commo add_fileset_file up_dac_common.v VERILOG PATH $ad_hdl_dir/library/common/up_dac_common.v add_fileset_file up_dac_channel.v VERILOG PATH $ad_hdl_dir/library/common/up_dac_channel.v add_fileset_file up_tdd_cntrl.v VERILOG PATH $ad_hdl_dir/library/common/up_tdd_cntrl.v -add_fileset_file axi_ad9361_lvds_if.v VERILOG PATH axi_ad9361_lvds_if.v -add_fileset_file axi_ad9361_cmos_if.v VERILOG PATH axi_ad9361_cmos_if.v +add_fileset_file axi_ad9361_lvds_if.v VERILOG PATH altera/axi_ad9361_lvds_if.v +add_fileset_file axi_ad9361_cmos_if.v VERILOG PATH altera/axi_ad9361_cmos_if.v add_fileset_file axi_ad9361_rx_pnmon.v VERILOG PATH axi_ad9361_rx_pnmon.v add_fileset_file axi_ad9361_rx_channel.v VERILOG PATH axi_ad9361_rx_channel.v add_fileset_file axi_ad9361_rx.v VERILOG PATH axi_ad9361_rx.v @@ -235,15 +238,23 @@ set_instance_parameter_value alt_ddio_out {SIZE} {1} set_instance_parameter_value alt_ddio_out {gui_diff_buff} {0} set_instance_parameter_value alt_ddio_out {gui_io_reg_mode} {DDIO} -add_hdl_instance alt_clk altera_iopll -set_instance_parameter_value alt_clk {gui_reference_clock_frequency} {250.0} -set_instance_parameter_value alt_clk {gui_use_locked} {1} -set_instance_parameter_value alt_clk {gui_operation_mode} {source synchronous} -set_instance_parameter_value alt_clk {gui_number_of_clocks} {1} -set_instance_parameter_value alt_clk {gui_output_clock_frequency0} {250.0} -set_instance_parameter_value alt_clk {gui_ps_units0} {degrees} -set_instance_parameter_value alt_clk {gui_phase_shift_deg0} {90.0} -set_instance_parameter_value alt_clk {system_info_device_family} DEVICE_FAMILY +add_hdl_instance alt_serdes_clk_core alt_serdes +set_instance_parameter_value alt_serdes_clk_core {MODE} {CLK} +set_instance_parameter_value alt_serdes_clk_core {DDR_OR_SDR_N} {1} +set_instance_parameter_value alt_serdes_clk_core {SERDES_FACTOR} {4} +set_instance_parameter_value alt_serdes_clk_core {CLKIN_FREQUENCY} {250.0} + +add_hdl_instance alt_serdes_in_core alt_serdes +set_instance_parameter_value alt_serdes_in_core {MODE} {IN} +set_instance_parameter_value alt_serdes_in_core {DDR_OR_SDR_N} {1} +set_instance_parameter_value alt_serdes_in_core {SERDES_FACTOR} {4} +set_instance_parameter_value alt_serdes_in_core {CLKIN_FREQUENCY} {250.0} + +add_hdl_instance alt_serdes_out_core alt_serdes +set_instance_parameter_value alt_serdes_out_core {MODE} {OUT} +set_instance_parameter_value alt_serdes_out_core {DDR_OR_SDR_N} {1} +set_instance_parameter_value alt_serdes_out_core {SERDES_FACTOR} {4} +set_instance_parameter_value alt_serdes_out_core {CLKIN_FREQUENCY} {250.0} # updates