| // Copyright (C) 2020-2021 The SymbiFlow Authors. |
| // |
| // Use of this source code is governed by a ISC-style |
| // license that can be found in the LICENSE file or at |
| // https://opensource.org/licenses/ISC |
| // |
| // SPDX-License-Identifier:ISC |
| |
| module top ( |
| input clk, |
| input cpu_reset, |
| input data_in, |
| output [5:0] data_out |
| ); |
| |
| wire [5:0] data_out; |
| wire builder_pll_fb; |
| wire fdce_0_out, fdce_1_out; |
| wire main_locked; |
| |
| wire clk_ibuf; |
| IBUF ibuf_clk(.I(clk), .O(clk_ibuf)); |
| |
| wire clk_bufg; |
| BUFG bufg_clk(.I(clk_ibuf), .O(clk_bufg)); |
| |
| FDCE FDCE_0 ( |
| .D (data_in), |
| .C (clk_bufg), |
| .CE (1'b1), |
| .CLR(1'b0), |
| .Q (fdce_0_out) |
| ); |
| |
| FDCE FDCE_1 ( |
| .D (fdce_0_out), |
| .C (clk_bufg), |
| .CE (1'b1), |
| .CLR(1'b0), |
| .Q (data_out[0]) |
| ); |
| |
| PLLE2_ADV #( |
| .CLKFBOUT_MULT(4'd12), |
| .CLKIN1_PERIOD(10.0), |
| .CLKOUT0_DIVIDE(4'd12), |
| .CLKOUT0_PHASE(90.0), |
| .CLKOUT1_DIVIDE(2'd3), |
| .CLKOUT1_PHASE(0.0), |
| .CLKOUT2_DIVIDE(3'd6), |
| .CLKOUT2_PHASE(90.0), |
| .DIVCLK_DIVIDE(1'd1), |
| .REF_JITTER1(0.01), |
| .STARTUP_WAIT("FALSE") |
| ) PLLE2_ADV ( |
| .CLKFBIN(builder_pll_fb), |
| .CLKIN1(clk), |
| .RST(cpu_reset), |
| .CLKFBOUT(builder_pll_fb), |
| .CLKOUT0(main_clkout0), |
| .CLKOUT1(main_clkout1), |
| .CLKOUT2(main_clkout2), |
| .LOCKED(main_locked) |
| ); |
| |
| wire main_clkout0_bufg; |
| wire main_clkout1_bufg; |
| wire main_clkout2_bufg; |
| |
| BUFG bufg_clkout0 (.I(main_clkout0), .O(main_clkout0_bufg)); |
| BUFG bufg_clkout1 (.I(main_clkout1), .O(main_clkout1_bufg)); |
| BUFG bufg_clkout2 (.I(main_clkout2), .O(main_clkout2_bufg)); |
| |
| FDCE FDCE_PLLx1_PH90 ( |
| .D (data_in), |
| .C (main_clkout0_bufg), |
| .CE (1'b1), |
| .CLR(1'b0), |
| .Q (data_out[1]) |
| ); |
| |
| FDCE FDCE_PLLx4_PH0_0 ( |
| .D (data_in), |
| .C (main_clkout1_bufg), |
| .CE (1'b1), |
| .CLR(1'b0), |
| .Q (data_out[2]) |
| ); |
| |
| FDCE FDCE_PLLx4_PH0_1 ( |
| .D (data_in), |
| .C (main_clkout1_bufg), |
| .CE (1'b1), |
| .CLR(1'b0), |
| .Q (data_out[3]) |
| ); |
| |
| FDCE FDCE_PLLx4_PH0_2 ( |
| .D (data_in), |
| .C (main_clkout1_bufg), |
| .CE (1'b1), |
| .CLR(1'b0), |
| .Q (data_out[4]) |
| ); |
| |
| FDCE FDCE_PLLx2_PH90_0 ( |
| .D (data_in), |
| .C (main_clkout2_bufg), |
| .CE (1'b1), |
| .CLR(1'b0), |
| .Q (data_out[5]) |
| ); |
| endmodule |