diff --git a/ecp5/synth/top.lpf b/ecp5/synth/top.lpf
deleted file mode 100644
index dddc9552..00000000
--- a/ecp5/synth/top.lpf
+++ /dev/null
@@ -1,132 +0,0 @@
-BLOCK RESETPATHS;
-BLOCK ASYNCPATHS;
-LOCATE COMP "serial_tx" SITE "L4";
-IOBUF PORT "serial_tx" IO_TYPE=LVCMOS33;
-LOCATE COMP "serial_rx" SITE "M1";
-IOBUF PORT "serial_rx" IO_TYPE=LVCMOS33;
-LOCATE COMP "clk25" SITE "G2";
-IOBUF PORT "clk25" IO_TYPE=LVCMOS33;
-LOCATE COMP "rst" SITE "R1";
-IOBUF PORT "rst" IO_TYPE=LVCMOS33;
-LOCATE COMP "sdram_clock" SITE "F19";
-IOBUF PORT "sdram_clock" IO_TYPE=LVCMOS33;
-LOCATE COMP "wifi_gpio0" SITE "L2";
-IOBUF PORT "wifi_gpio0" IO_TYPE=LVCMOS33;
-LOCATE COMP "sdram_a[0]" SITE "M20";
-IOBUF PORT "sdram_a[0]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[0]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[1]" SITE "M19";
-IOBUF PORT "sdram_a[1]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[1]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[2]" SITE "L20";
-IOBUF PORT "sdram_a[2]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[2]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[3]" SITE "L19";
-IOBUF PORT "sdram_a[3]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[3]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[4]" SITE "K20";
-IOBUF PORT "sdram_a[4]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[4]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[5]" SITE "K19";
-IOBUF PORT "sdram_a[5]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[5]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[6]" SITE "K18";
-IOBUF PORT "sdram_a[6]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[6]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[7]" SITE "J20";
-IOBUF PORT "sdram_a[7]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[7]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[8]" SITE "J19";
-IOBUF PORT "sdram_a[8]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[8]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[9]" SITE "H20";
-IOBUF PORT "sdram_a[9]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[9]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[10]" SITE "N19";
-IOBUF PORT "sdram_a[10]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[10]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[11]" SITE "G20";
-IOBUF PORT "sdram_a[11]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[11]" SLEWRATE=FAST;
-LOCATE COMP "sdram_a[12]" SITE "G19";
-IOBUF PORT "sdram_a[12]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_a[12]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[0]" SITE "J16";
-IOBUF PORT "sdram_dq[0]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[0]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[1]" SITE "L18";
-IOBUF PORT "sdram_dq[1]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[1]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[2]" SITE "M18";
-IOBUF PORT "sdram_dq[2]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[2]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[3]" SITE "N18";
-IOBUF PORT "sdram_dq[3]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[3]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[4]" SITE "P18";
-IOBUF PORT "sdram_dq[4]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[4]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[5]" SITE "T18";
-IOBUF PORT "sdram_dq[5]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[5]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[6]" SITE "T17";
-IOBUF PORT "sdram_dq[6]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[6]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[7]" SITE "U20";
-IOBUF PORT "sdram_dq[7]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[7]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[8]" SITE "E19";
-IOBUF PORT "sdram_dq[8]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[8]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[9]" SITE "D20";
-IOBUF PORT "sdram_dq[9]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[9]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[10]" SITE "D19";
-IOBUF PORT "sdram_dq[10]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[10]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[11]" SITE "C20";
-IOBUF PORT "sdram_dq[11]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[11]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[12]" SITE "E18";
-IOBUF PORT "sdram_dq[12]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[12]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[13]" SITE "F18";
-IOBUF PORT "sdram_dq[13]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[13]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[14]" SITE "J18";
-IOBUF PORT "sdram_dq[14]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[14]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dq[15]" SITE "J17";
-IOBUF PORT "sdram_dq[15]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dq[15]" SLEWRATE=FAST;
-LOCATE COMP "sdram_we_n" SITE "T20";
-IOBUF PORT "sdram_we_n" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_we_n" SLEWRATE=FAST;
-LOCATE COMP "sdram_ras_n" SITE "R20";
-IOBUF PORT "sdram_ras_n" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_ras_n" SLEWRATE=FAST;
-LOCATE COMP "sdram_cas_n" SITE "T19";
-IOBUF PORT "sdram_cas_n" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_cas_n" SLEWRATE=FAST;
-LOCATE COMP "sdram_cs_n" SITE "P20";
-IOBUF PORT "sdram_cs_n" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_cs_n" SLEWRATE=FAST;
-LOCATE COMP "sdram_cke" SITE "F20";
-IOBUF PORT "sdram_cke" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_cke" SLEWRATE=FAST;
-LOCATE COMP "sdram_ba[0]" SITE "P19";
-IOBUF PORT "sdram_ba[0]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_ba[0]" SLEWRATE=FAST;
-LOCATE COMP "sdram_ba[1]" SITE "N20";
-IOBUF PORT "sdram_ba[1]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_ba[1]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dm[0]" SITE "U19";
-IOBUF PORT "sdram_dm[0]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dm[0]" SLEWRATE=FAST;
-LOCATE COMP "sdram_dm[1]" SITE "E20";
-IOBUF PORT "sdram_dm[1]" IO_TYPE=LVCMOS33;
-IOBUF PORT "sdram_dm[1]" SLEWRATE=FAST;
-
-FREQUENCY PORT "clk25" 25.0 MHz;
-
-FREQUENCY PORT "clk25" 25.0 MHz;
\ No newline at end of file