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@ -5,23 +5,25 @@ |
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////////////////////////////////////////////////////////////////////////////////// |
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module top( |
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input clk_33m, //88, 33M, 30NS |
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input por_rst, //73 active low |
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input sys_rst_in, //72 active low |
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input ft_pwr_ctl0, //97 |
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input ft_pwr_ctl1, //98 |
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output reg pwr_0v8_en, //41 |
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output reg pwr_1v2_en, //42 |
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output reg pwr_1v8_en, //43 |
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output reg pwr_2v5_en, //44 |
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output reg pwr_3v3_en, //47 |
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output reg [3:0] pcierst, //bit0: 48~49~50~53 bit4 active low |
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output reg nvme_rst_n, //54 active low |
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output reg ft_por, //94 |
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output reg gpio0_a1, //92 |
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output reg run_led_n, //56 |
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input clk_33m, //88, 33M, 30NS |
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input por_rst, //73 active low |
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input sys_rst_in, //72 active low |
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input ft_pwr_ctl0, //97 |
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input ft_pwr_ctl1, //98 |
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output reg pwr_0v8_en, //41 |
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output reg pwr_1v2_en, //42 |
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output reg pwr_1v8_en, //43 |
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output pwr_2v5_en, //44 |
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output reg pwr_3v3_en, //47 |
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output [3:0] pcierst, //bit0: 48~49~50~53 bit4 active low |
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output reg nvme_rst_n, //54 active low |
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output reg ft_por, //94 |
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output reg gpio0_a1, //92 |
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output reg run_led_n, //56 |
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// can0 |
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input ft_can_txd0, // 3, 1.8v |
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@ -140,7 +142,7 @@ always @(posedge ft_pwr_ctl1 or negedge ft_pwr_ctl0) |
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// time domain crossing. |
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reg [3:0] ctr_cnt_q, cmd_b, cmd_q, cmd_val; |
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always @(posedge clk_33m) begin |
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ctr_cnt_q <= ctr_cnt; |
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ctr_cnt_q <= ctr_cnt; |
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cmd_b <= ctr_cnt_q; |
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cmd_q <= cmd_b; |
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@ -219,23 +221,22 @@ always @(posedge clk_1k) begin |
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12'd1: pwr_3v3_en <= 1'b1; |
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12'd100: begin |
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pwr_1v2_en <= 1'b1; |
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pwr_2v5_en <= 1'b1; |
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//pwr_2v5_en <= 1'b1; |
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end |
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12'd130: pwr_0v8_en <= 1'b1; |
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12'd160: pwr_1v8_en <= 1'b1; |
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12'd270: begin |
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pcierst <= 4'hf; |
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nvme_rst_n <= 1'b1; |
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end |
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12'd290: begin |
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ft_por <= 1; |
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power_on <= 1; |
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end |
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endcase |
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end else begin |
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case (mills_count) |
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12'd10: begin |
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pcierst <= 4'h0; |
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nvme_rst_n <= 1'b0; |
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ft_por <= 1'b0; |
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end |
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@ -243,13 +244,17 @@ always @(posedge clk_1k) begin |
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12'd140: pwr_0v8_en <= 1'b0; |
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12'd160: begin |
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pwr_1v2_en <= 1'b0; |
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pwr_2v5_en <= 1'b0; |
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// pwr_2v5_en <= 1'b0; |
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end |
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12'd310: pwr_3v3_en <= 1'b0; |
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12'd1000: power_on <= 1'b0; |
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endcase |
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end |
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end |
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assign pwr_2v5_en = pwr_1v2_en; |
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assign pcierst = {4{nvme_rst_n}}; |
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endmodule |
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