wb_xpi: fix sticky bit in ctrl. Fix #35

30ebd980 · Tristan Gingold · a0e0f2e5 · 30ebd980
Commit 30ebd980 authored Apr 18, 2023 by Tristan Gingold
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spi_top.v modules/wishbone/wb_spi/spi_top.v +1 -1

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--- a/modules/wishbone/wb_spi/spi_top.v
+++ b/modules/wishbone/wb_spi/spi_top.v
@@ -279,7 +279,7 @@ module spi_top
    else if(spi_ctrl_sel && wb_we_i && !tip)
      begin
        if (wb_sel_i[0])
-          ctrl[7:0] <= #Tp wb_dat_i[7:0] | {7'b0, ctrl[0]};
+          ctrl[7:0] <= #Tp wb_dat_i[7:0];
        if (wb_sel_i[1])
          ctrl[`SPI_CTRL_BIT_NB-1:8] <= #Tp wb_dat_i[`SPI_CTRL_BIT_NB-1:8];
      end