jesd204/ad_ip_jesd204_tpl_dac: Updates for ad_dds phase acc wrapper
parent
528460371c
commit
92f0e809b5
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@ -7,7 +7,10 @@ LIBRARY_NAME := ad_ip_jesd204_tpl_dac
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GENERIC_DEPS += ../../common/ad_dds.v
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GENERIC_DEPS += ../../common/ad_dds_1.v
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GENERIC_DEPS += ../../common/ad_dds_2.v
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GENERIC_DEPS += ../../common/ad_dds_cordic_pipe.v
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GENERIC_DEPS += ../../common/ad_dds_sine.v
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GENERIC_DEPS += ../../common/ad_dds_sine_cordic.v
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GENERIC_DEPS += ../../common/ad_rst.v
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GENERIC_DEPS += ../../common/up_axi.v
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GENERIC_DEPS += ../../common/up_clock_mon.v
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@ -28,6 +28,9 @@ module ad_ip_jesd204_tpl_dac #(
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parameter NUM_LANES = 4,
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parameter NUM_CHANNELS = 2,
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parameter CHANNEL_WIDTH = 16,
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parameter DAC_DDS_TYPE = 1,
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parameter DAC_DDS_CORDIC_DW = 16,
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parameter DAC_DDS_CORDIC_PHASE_DW = 16,
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parameter DAC_DATAPATH_DISABLE = 0
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) (
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// jesd interface
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@ -146,7 +149,10 @@ module ad_ip_jesd204_tpl_dac #(
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.DATAPATH_DISABLE (DAC_DATAPATH_DISABLE),
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.NUM_LANES (NUM_LANES),
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.NUM_CHANNELS (NUM_CHANNELS),
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.DATA_PATH_WIDTH (DATA_PATH_WIDTH)
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.DATA_PATH_WIDTH (DATA_PATH_WIDTH),
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.DAC_DDS_TYPE (DAC_DDS_TYPE),
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.DAC_DDS_CORDIC_DW (DAC_DDS_CORDIC_DW),
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.DAC_DDS_CORDIC_PHASE_DW (DAC_DDS_CORDIC_PHASE_DW)
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) i_core (
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.clk (link_clk),
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@ -25,7 +25,10 @@
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module ad_ip_jesd204_tpl_dac_channel #(
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parameter DATAPATH_DISABLE = 0,
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parameter DATA_PATH_WIDTH = 4
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parameter DATA_PATH_WIDTH = 4,
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parameter DAC_DDS_TYPE = 1,
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parameter DAC_DDS_CORDIC_DW = 16,
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parameter DAC_DDS_CORDIC_PHASE_DW = 16
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) (
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// dac interface
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@ -62,7 +65,6 @@ module ad_ip_jesd204_tpl_dac_channel #(
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reg [DW:0] dac_pn15_data = 'd0;
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reg [15:0] dac_dds_phase_0[0:DATA_PATH_WIDTH-1];
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reg [15:0] dac_dds_phase_1[0:DATA_PATH_WIDTH-1];
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reg [DW:0] dac_dds_data = 'd0;
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// internal signals
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@ -106,7 +108,7 @@ module ad_ip_jesd204_tpl_dac_channel #(
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4'h3: dac_data <= 'h00;
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4'h2: dac_data <= dma_data;
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4'h1: dac_data <= {DATA_PATH_WIDTH/2{dac_pat_data_1, dac_pat_data_0}};
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default: dac_data <= dac_dds_data;
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default: dac_data <= dac_dds_data_s;
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endcase
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end
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@ -124,55 +126,25 @@ module ad_ip_jesd204_tpl_dac_channel #(
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// dds
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generate
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if (DATAPATH_DISABLE == 1) begin
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always @(posedge clk) begin
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dac_dds_data <= 64'd0;
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end
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end else begin
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genvar i;
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always @(posedge clk) begin
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if (dac_data_sync == 1'b1) begin
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dac_dds_data <= 64'd0;
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end else begin
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dac_dds_data <= dac_dds_data_s;
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end
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end
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for (i = 0; i < DATA_PATH_WIDTH; i = i + 1) begin: g_dds_phase
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reg [15:0] dac_dds_incr_0_r = 'd0;
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reg [15:0] dac_dds_incr_1_r = 'd0;
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always @(posedge clk) begin
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if (dac_data_sync == 1'b1) begin
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dac_dds_incr_0_r <= dac_dds_incr_0 * DATA_PATH_WIDTH;
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dac_dds_incr_1_r <= dac_dds_incr_1 * DATA_PATH_WIDTH;
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if (i == 0) begin
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dac_dds_phase_0[i] <= dac_dds_init_0;
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dac_dds_phase_1[i] <= dac_dds_init_1;
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end else begin
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dac_dds_phase_0[i] <= dac_dds_phase_0[i-1] + dac_dds_incr_0;
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dac_dds_phase_1[i] <= dac_dds_phase_1[i-1] + dac_dds_incr_1;
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end
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end else begin
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dac_dds_phase_0[i] <= dac_dds_phase_0[i] + dac_dds_incr_0_r;
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dac_dds_phase_1[i] <= dac_dds_phase_1[i] + dac_dds_incr_1_r;
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end
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end
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ad_dds i_dds (
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.clk (clk),
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.dds_format (dac_dds_format),
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.dds_phase_0 (dac_dds_phase_0[i]),
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.dds_scale_0 (dac_dds_scale_0),
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.dds_phase_1 (dac_dds_phase_1[i]),
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.dds_scale_1 (dac_dds_scale_1),
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.dds_data (dac_dds_data_s[16*i+:16])
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);
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end
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end
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endgenerate
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ad_dds #(
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.DISABLE (DATAPATH_DISABLE),
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.DDS_DW (16),
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.PHASE_DW (16),
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.DDS_TYPE (DAC_DDS_TYPE),
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.CORDIC_DW (DAC_DDS_CORDIC_DW),
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.CORDIC_PHASE_DW (DAC_DDS_CORDIC_PHASE_DW),
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.CLK_RATIO (DATA_PATH_WIDTH))
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i_dds (
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.clk (clk),
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.dac_dds_format (dac_dds_format),
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.dac_data_sync (dac_data_sync),
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.dac_valid (1'b1),
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.tone_1_scale (dac_dds_scale_0),
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.tone_2_scale (dac_dds_scale_1),
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.tone_1_init_offset (dac_dds_init_0),
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.tone_2_init_offset (dac_dds_init_1),
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.tone_1_freq_word (dac_dds_incr_0),
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.tone_2_freq_word (dac_dds_incr_1),
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.dac_dds_data (dac_dds_data_s));
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endmodule
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@ -27,7 +27,10 @@ module ad_ip_jesd204_tpl_dac_core #(
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parameter DATAPATH_DISABLE = 0,
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parameter NUM_LANES = 1,
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parameter NUM_CHANNELS = 1,
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parameter DATA_PATH_WIDTH = 4
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parameter DATA_PATH_WIDTH = 4,
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parameter DAC_DDS_TYPE = 1,
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parameter DAC_DDS_CORDIC_DW = 16,
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parameter DAC_DDS_CORDIC_PHASE_DW = 16
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) (
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// dac interface
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input clk,
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@ -86,7 +89,10 @@ module ad_ip_jesd204_tpl_dac_core #(
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for (i = 0; i < NUM_CHANNELS; i = i + 1) begin: g_channel
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ad_ip_jesd204_tpl_dac_channel #(
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.DATA_PATH_WIDTH (DATA_PATH_WIDTH),
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.DATAPATH_DISABLE (DATAPATH_DISABLE)
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.DATAPATH_DISABLE (DATAPATH_DISABLE),
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.DAC_DDS_TYPE (DAC_DDS_TYPE),
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.DAC_DDS_CORDIC_DW (DAC_DDS_CORDIC_DW),
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.DAC_DDS_CORDIC_PHASE_DW (DAC_DDS_CORDIC_PHASE_DW)
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) i_channel (
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.clk (clk),
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.dac_enable (enable[i]),
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@ -29,6 +29,9 @@ ad_ip_create ad_ip_jesd204_tpl_dac {ADI JESD204 Transport DAC Layer} p_ad_ip_jes
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ad_ip_files ad_ip_jesd204_tpl_dac [list \
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$ad_hdl_dir/library/altera/common/ad_mul.v \
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$ad_hdl_dir/library/common/ad_dds_sine.v \
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$ad_hdl_dir/library/common/ad_dds_cordic_pipe.v \
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$ad_hdl_dir/library/common/ad_dds_sine_cordic.v \
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$ad_hdl_dir/library/common/ad_dds_2.v \
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$ad_hdl_dir/library/common/ad_dds_1.v \
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$ad_hdl_dir/library/common/ad_dds.v \
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$ad_hdl_dir/library/common/ad_rst.v \
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@ -28,6 +28,9 @@ adi_ip_create ad_ip_jesd204_tpl_dac
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adi_ip_files ad_ip_jesd204_tpl_dac [list \
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"$ad_hdl_dir/library/xilinx/common/ad_mul.v" \
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"$ad_hdl_dir/library/common/ad_dds_sine.v" \
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"$ad_hdl_dir/library/common/ad_dds_cordic_pipe.v" \
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"$ad_hdl_dir/library/common/ad_dds_sine_cordic.v" \
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"$ad_hdl_dir/library/common/ad_dds_2.v" \
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"$ad_hdl_dir/library/common/ad_dds_1.v" \
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"$ad_hdl_dir/library/common/ad_dds.v" \
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"$ad_hdl_dir/library/common/ad_rst.v" \
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