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arty/nexys-video: Update XDC

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The DRAM related pins have some small changes in LiteX, so resync
and add the false path information as well.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
pull/198/head
Benjamin Herrenschmidt 4 years ago
parent b58ff724f6
commit 5ae5f76558
2 changed files with 586 additions and 430 deletions
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fpga/arty_a7.xdc
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@ -1,232 +1,298 @@
################################################################################
# clkin, reset, uart pins...
################################################################################

set_property -dict { PACKAGE_PIN E3 IOSTANDARD LVCMOS33 } [get_ports { ext_clk }];
create_clock -add -name sys_clk_pin -period 10.00 -waveform {0 5} [get_ports { ext_clk }];

set_property -dict { PACKAGE_PIN C2 IOSTANDARD LVCMOS33 } [get_ports { ext_rst }];

set_property -dict { PACKAGE_PIN D10 IOSTANDARD LVCMOS33 } [get_ports { uart_main_tx }];
set_property -dict { PACKAGE_PIN A9 IOSTANDARD LVCMOS33 } [get_ports { uart_main_rx }];

##Pmod Header JC: UART (bottom)
################################################################################
# Pmod Header JC: UART (bottom)
################################################################################

set_property -dict { PACKAGE_PIN U14 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_cts_n }];
set_property -dict { PACKAGE_PIN V14 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_tx }];
set_property -dict { PACKAGE_PIN T13 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_rx }];
set_property -dict { PACKAGE_PIN U13 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_rts_n }];
#set_property -dict { PACKAGE_PIN U14 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_cts_n }];
#set_property -dict { PACKAGE_PIN V14 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_tx }];
#set_property -dict { PACKAGE_PIN T13 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_rx }];
#set_property -dict { PACKAGE_PIN U13 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_rts_n }];

################################################################################
# RGB LEDs
################################################################################

# LEDs
set_property -dict { PACKAGE_PIN E1 IOSTANDARD LVCMOS33 } [get_ports { led0_b }];
set_property -dict { PACKAGE_PIN F6 IOSTANDARD LVCMOS33 } [get_ports { led0_g }];
set_property -dict { PACKAGE_PIN G6 IOSTANDARD LVCMOS33 } [get_ports { led0_r }];

################################################################################
# DRAM (generated by LiteX)
## ddram:0.a
set_property LOC R2 [get_ports ddram_a[0]]
set_property SLEW FAST [get_ports ddram_a[0]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[0]]
## ddram:0.a
set_property LOC M6 [get_ports ddram_a[1]]
set_property SLEW FAST [get_ports ddram_a[1]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[1]]
## ddram:0.a
set_property LOC N4 [get_ports ddram_a[2]]
set_property SLEW FAST [get_ports ddram_a[2]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[2]]
## ddram:0.a
set_property LOC T1 [get_ports ddram_a[3]]
set_property SLEW FAST [get_ports ddram_a[3]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[3]]
## ddram:0.a
set_property LOC N6 [get_ports ddram_a[4]]
set_property SLEW FAST [get_ports ddram_a[4]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[4]]
## ddram:0.a
set_property LOC R7 [get_ports ddram_a[5]]
set_property SLEW FAST [get_ports ddram_a[5]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[5]]
## ddram:0.a
set_property LOC V6 [get_ports ddram_a[6]]
set_property SLEW FAST [get_ports ddram_a[6]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[6]]
## ddram:0.a
set_property LOC U7 [get_ports ddram_a[7]]
set_property SLEW FAST [get_ports ddram_a[7]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[7]]
## ddram:0.a
set_property LOC R8 [get_ports ddram_a[8]]
set_property SLEW FAST [get_ports ddram_a[8]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[8]]
## ddram:0.a
set_property LOC V7 [get_ports ddram_a[9]]
set_property SLEW FAST [get_ports ddram_a[9]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[9]]
## ddram:0.a
set_property LOC R6 [get_ports ddram_a[10]]
set_property SLEW FAST [get_ports ddram_a[10]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[10]]
## ddram:0.a
set_property LOC U6 [get_ports ddram_a[11]]
set_property SLEW FAST [get_ports ddram_a[11]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[11]]
## ddram:0.a
set_property LOC T6 [get_ports ddram_a[12]]
set_property SLEW FAST [get_ports ddram_a[12]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[12]]
## ddram:0.a
set_property LOC T8 [get_ports ddram_a[13]]
set_property SLEW FAST [get_ports ddram_a[13]]
set_property IOSTANDARD SSTL135 [get_ports ddram_a[13]]
## ddram:0.ba
set_property LOC R1 [get_ports ddram_ba[0]]
set_property SLEW FAST [get_ports ddram_ba[0]]
set_property IOSTANDARD SSTL135 [get_ports ddram_ba[0]]
## ddram:0.ba
set_property LOC P4 [get_ports ddram_ba[1]]
set_property SLEW FAST [get_ports ddram_ba[1]]
set_property IOSTANDARD SSTL135 [get_ports ddram_ba[1]]
## ddram:0.ba
set_property LOC P2 [get_ports ddram_ba[2]]
set_property SLEW FAST [get_ports ddram_ba[2]]
set_property IOSTANDARD SSTL135 [get_ports ddram_ba[2]]
## ddram:0.ras_n
set_property LOC P3 [get_ports ddram_ras_n]
set_property SLEW FAST [get_ports ddram_ras_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_ras_n]
## ddram:0.cas_n
set_property LOC M4 [get_ports ddram_cas_n]
set_property SLEW FAST [get_ports ddram_cas_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_cas_n]
## ddram:0.we_n
set_property LOC P5 [get_ports ddram_we_n]
set_property SLEW FAST [get_ports ddram_we_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_we_n]
## ddram:0.cs_n
set_property LOC U8 [get_ports ddram_cs_n]
set_property SLEW FAST [get_ports ddram_cs_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_cs_n]
## ddram:0.dm
set_property LOC L1 [get_ports ddram_dm[0]]
set_property SLEW FAST [get_ports ddram_dm[0]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dm[0]]
## ddram:0.dm
set_property LOC U1 [get_ports ddram_dm[1]]
set_property SLEW FAST [get_ports ddram_dm[1]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dm[1]]
## ddram:0.dq
set_property LOC K5 [get_ports ddram_dq[0]]
set_property SLEW FAST [get_ports ddram_dq[0]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[0]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[0]]
## ddram:0.dq
set_property LOC L3 [get_ports ddram_dq[1]]
set_property SLEW FAST [get_ports ddram_dq[1]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[1]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[1]]
## ddram:0.dq
set_property LOC K3 [get_ports ddram_dq[2]]
set_property SLEW FAST [get_ports ddram_dq[2]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[2]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[2]]
## ddram:0.dq
set_property LOC L6 [get_ports ddram_dq[3]]
set_property SLEW FAST [get_ports ddram_dq[3]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[3]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[3]]
## ddram:0.dq
set_property LOC M3 [get_ports ddram_dq[4]]
set_property SLEW FAST [get_ports ddram_dq[4]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[4]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[4]]
## ddram:0.dq
set_property LOC M1 [get_ports ddram_dq[5]]
set_property SLEW FAST [get_ports ddram_dq[5]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[5]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[5]]
## ddram:0.dq
set_property LOC L4 [get_ports ddram_dq[6]]
set_property SLEW FAST [get_ports ddram_dq[6]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[6]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[6]]
## ddram:0.dq
set_property LOC M2 [get_ports ddram_dq[7]]
set_property SLEW FAST [get_ports ddram_dq[7]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[7]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[7]]
## ddram:0.dq
set_property LOC V4 [get_ports ddram_dq[8]]
set_property SLEW FAST [get_ports ddram_dq[8]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[8]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[8]]
## ddram:0.dq
set_property LOC T5 [get_ports ddram_dq[9]]
set_property SLEW FAST [get_ports ddram_dq[9]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[9]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[9]]
## ddram:0.dq
set_property LOC U4 [get_ports ddram_dq[10]]
set_property SLEW FAST [get_ports ddram_dq[10]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[10]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[10]]
## ddram:0.dq
set_property LOC V5 [get_ports ddram_dq[11]]
set_property SLEW FAST [get_ports ddram_dq[11]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[11]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[11]]
## ddram:0.dq
set_property LOC V1 [get_ports ddram_dq[12]]
set_property SLEW FAST [get_ports ddram_dq[12]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[12]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[12]]
## ddram:0.dq
set_property LOC T3 [get_ports ddram_dq[13]]
set_property SLEW FAST [get_ports ddram_dq[13]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[13]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[13]]
## ddram:0.dq
set_property LOC U3 [get_ports ddram_dq[14]]
set_property SLEW FAST [get_ports ddram_dq[14]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[14]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[14]]
## ddram:0.dq
set_property LOC R3 [get_ports ddram_dq[15]]
set_property SLEW FAST [get_ports ddram_dq[15]]
set_property IOSTANDARD SSTL135 [get_ports ddram_dq[15]]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports ddram_dq[15]]
## ddram:0.dqs_p
set_property LOC N2 [get_ports ddram_dqs_p[0]]
set_property SLEW FAST [get_ports ddram_dqs_p[0]]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_dqs_p[0]]
## ddram:0.dqs_p
set_property LOC U2 [get_ports ddram_dqs_p[1]]
set_property SLEW FAST [get_ports ddram_dqs_p[1]]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_dqs_p[1]]
## ddram:0.dqs_n
set_property LOC N1 [get_ports ddram_dqs_n[0]]
set_property SLEW FAST [get_ports ddram_dqs_n[0]]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_dqs_n[0]]
## ddram:0.dqs_n
set_property LOC V2 [get_ports ddram_dqs_n[1]]
set_property SLEW FAST [get_ports ddram_dqs_n[1]]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_dqs_n[1]]
## ddram:0.clk_p
set_property LOC U9 [get_ports ddram_clk_p]
set_property SLEW FAST [get_ports ddram_clk_p]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_clk_p]
## ddram:0.clk_n
set_property LOC V9 [get_ports ddram_clk_n]
set_property SLEW FAST [get_ports ddram_clk_n]
set_property IOSTANDARD DIFF_SSTL135 [get_ports ddram_clk_n]
## ddram:0.cke
set_property LOC N5 [get_ports ddram_cke]
set_property SLEW FAST [get_ports ddram_cke]
set_property IOSTANDARD SSTL135 [get_ports ddram_cke]
## ddram:0.odt
set_property LOC R5 [get_ports ddram_odt]
set_property SLEW FAST [get_ports ddram_odt]
set_property IOSTANDARD SSTL135 [get_ports ddram_odt]
## ddram:0.reset_n
set_property LOC K6 [get_ports ddram_reset_n]
set_property SLEW FAST [get_ports ddram_reset_n]
set_property IOSTANDARD SSTL135 [get_ports ddram_reset_n]
################################################################################

# ddram:0.a
set_property LOC R2 [get_ports {ddram_a[0]}]
set_property SLEW FAST [get_ports {ddram_a[0]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[0]}]

# ddram:0.a
set_property LOC M6 [get_ports {ddram_a[1]}]
set_property SLEW FAST [get_ports {ddram_a[1]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[1]}]

# ddram:0.a
set_property LOC N4 [get_ports {ddram_a[2]}]
set_property SLEW FAST [get_ports {ddram_a[2]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[2]}]

# ddram:0.a
set_property LOC T1 [get_ports {ddram_a[3]}]
set_property SLEW FAST [get_ports {ddram_a[3]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[3]}]

# ddram:0.a
set_property LOC N6 [get_ports {ddram_a[4]}]
set_property SLEW FAST [get_ports {ddram_a[4]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[4]}]

# ddram:0.a
set_property LOC R7 [get_ports {ddram_a[5]}]
set_property SLEW FAST [get_ports {ddram_a[5]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[5]}]

# ddram:0.a
set_property LOC V6 [get_ports {ddram_a[6]}]
set_property SLEW FAST [get_ports {ddram_a[6]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[6]}]

# ddram:0.a
set_property LOC U7 [get_ports {ddram_a[7]}]
set_property SLEW FAST [get_ports {ddram_a[7]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[7]}]

# ddram:0.a
set_property LOC R8 [get_ports {ddram_a[8]}]
set_property SLEW FAST [get_ports {ddram_a[8]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[8]}]

# ddram:0.a
set_property LOC V7 [get_ports {ddram_a[9]}]
set_property SLEW FAST [get_ports {ddram_a[9]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[9]}]

# ddram:0.a
set_property LOC R6 [get_ports {ddram_a[10]}]
set_property SLEW FAST [get_ports {ddram_a[10]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[10]}]

# ddram:0.a
set_property LOC U6 [get_ports {ddram_a[11]}]
set_property SLEW FAST [get_ports {ddram_a[11]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[11]}]

# ddram:0.a
set_property LOC T6 [get_ports {ddram_a[12]}]
set_property SLEW FAST [get_ports {ddram_a[12]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[12]}]

# ddram:0.a
set_property LOC T8 [get_ports {ddram_a[13]}]
set_property SLEW FAST [get_ports {ddram_a[13]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[13]}]

# ddram:0.ba
set_property LOC R1 [get_ports {ddram_ba[0]}]
set_property SLEW FAST [get_ports {ddram_ba[0]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_ba[0]}]

# ddram:0.ba
set_property LOC P4 [get_ports {ddram_ba[1]}]
set_property SLEW FAST [get_ports {ddram_ba[1]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_ba[1]}]

# ddram:0.ba
set_property LOC P2 [get_ports {ddram_ba[2]}]
set_property SLEW FAST [get_ports {ddram_ba[2]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_ba[2]}]

# ddram:0.ras_n
set_property LOC P3 [get_ports {ddram_ras_n}]
set_property SLEW FAST [get_ports {ddram_ras_n}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_ras_n}]

# ddram:0.cas_n
set_property LOC M4 [get_ports {ddram_cas_n}]
set_property SLEW FAST [get_ports {ddram_cas_n}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_cas_n}]

# ddram:0.we_n
set_property LOC P5 [get_ports {ddram_we_n}]
set_property SLEW FAST [get_ports {ddram_we_n}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_we_n}]

# ddram:0.cs_n
set_property LOC U8 [get_ports {ddram_cs_n}]
set_property SLEW FAST [get_ports {ddram_cs_n}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_cs_n}]

# ddram:0.dm
set_property LOC L1 [get_ports {ddram_dm[0]}]
set_property SLEW FAST [get_ports {ddram_dm[0]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dm[0]}]

# ddram:0.dm
set_property LOC U1 [get_ports {ddram_dm[1]}]
set_property SLEW FAST [get_ports {ddram_dm[1]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dm[1]}]

# ddram:0.dq
set_property LOC K5 [get_ports {ddram_dq[0]}]
set_property SLEW FAST [get_ports {ddram_dq[0]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[0]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[0]}]

# ddram:0.dq
set_property LOC L3 [get_ports {ddram_dq[1]}]
set_property SLEW FAST [get_ports {ddram_dq[1]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[1]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[1]}]

# ddram:0.dq
set_property LOC K3 [get_ports {ddram_dq[2]}]
set_property SLEW FAST [get_ports {ddram_dq[2]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[2]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[2]}]

# ddram:0.dq
set_property LOC L6 [get_ports {ddram_dq[3]}]
set_property SLEW FAST [get_ports {ddram_dq[3]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[3]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[3]}]

# ddram:0.dq
set_property LOC M3 [get_ports {ddram_dq[4]}]
set_property SLEW FAST [get_ports {ddram_dq[4]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[4]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[4]}]

# ddram:0.dq
set_property LOC M1 [get_ports {ddram_dq[5]}]
set_property SLEW FAST [get_ports {ddram_dq[5]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[5]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[5]}]

# ddram:0.dq
set_property LOC L4 [get_ports {ddram_dq[6]}]
set_property SLEW FAST [get_ports {ddram_dq[6]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[6]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[6]}]

# ddram:0.dq
set_property LOC M2 [get_ports {ddram_dq[7]}]
set_property SLEW FAST [get_ports {ddram_dq[7]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[7]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[7]}]

# ddram:0.dq
set_property LOC V4 [get_ports {ddram_dq[8]}]
set_property SLEW FAST [get_ports {ddram_dq[8]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[8]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[8]}]

# ddram:0.dq
set_property LOC T5 [get_ports {ddram_dq[9]}]
set_property SLEW FAST [get_ports {ddram_dq[9]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[9]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[9]}]

# ddram:0.dq
set_property LOC U4 [get_ports {ddram_dq[10]}]
set_property SLEW FAST [get_ports {ddram_dq[10]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[10]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[10]}]

# ddram:0.dq
set_property LOC V5 [get_ports {ddram_dq[11]}]
set_property SLEW FAST [get_ports {ddram_dq[11]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[11]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[11]}]

# ddram:0.dq
set_property LOC V1 [get_ports {ddram_dq[12]}]
set_property SLEW FAST [get_ports {ddram_dq[12]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[12]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[12]}]

# ddram:0.dq
set_property LOC T3 [get_ports {ddram_dq[13]}]
set_property SLEW FAST [get_ports {ddram_dq[13]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[13]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[13]}]

# ddram:0.dq
set_property LOC U3 [get_ports {ddram_dq[14]}]
set_property SLEW FAST [get_ports {ddram_dq[14]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[14]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[14]}]

# ddram:0.dq
set_property LOC R3 [get_ports {ddram_dq[15]}]
set_property SLEW FAST [get_ports {ddram_dq[15]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[15]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[15]}]

# ddram:0.dqs_p
set_property LOC N2 [get_ports {ddram_dqs_p[0]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[0]}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_dqs_p[0]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dqs_p[0]}]

# ddram:0.dqs_p
set_property LOC U2 [get_ports {ddram_dqs_p[1]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[1]}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_dqs_p[1]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dqs_p[1]}]

# ddram:0.dqs_n
set_property LOC N1 [get_ports {ddram_dqs_n[0]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[0]}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_dqs_n[0]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dqs_n[0]}]

# ddram:0.dqs_n
set_property LOC V2 [get_ports {ddram_dqs_n[1]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[1]}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_dqs_n[1]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dqs_n[1]}]

# ddram:0.clk_p
set_property LOC U9 [get_ports {ddram_clk_p}]
set_property SLEW FAST [get_ports {ddram_clk_p}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_clk_p}]

# ddram:0.clk_n
set_property LOC V9 [get_ports {ddram_clk_n}]
set_property SLEW FAST [get_ports {ddram_clk_n}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_clk_n}]

# ddram:0.cke
set_property LOC N5 [get_ports {ddram_cke}]
set_property SLEW FAST [get_ports {ddram_cke}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_cke}]

# ddram:0.odt
set_property LOC R5 [get_ports {ddram_odt}]
set_property SLEW FAST [get_ports {ddram_odt}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_odt}]

# ddram:0.reset_n
set_property LOC K6 [get_ports {ddram_reset_n}]
set_property SLEW FAST [get_ports {ddram_reset_n}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_reset_n}]

################################################################################
# Design constraints and bitsteam attributes
################################################################################

#Internal VREF
set_property INTERNAL_VREF 0.675 [get_iobanks 34]
@ -237,3 +303,17 @@ set_property CFGBVS VCCO [current_design]
set_property BITSTREAM.GENERAL.COMPRESS TRUE [current_design]
set_property BITSTREAM.CONFIG.CONFIGRATE 33 [current_design]
set_property CONFIG_MODE SPIx4 [current_design]

################################################################################
# Clock constraints
################################################################################

create_clock -add -name sys_clk_pin -period 10.00 -waveform {0 5} [get_ports { ext_clk }];

################################################################################
# False path constraints (from LiteX as they relate to LiteDRAM)
################################################################################

set_false_path -quiet -to [get_pins -filter {REF_PIN_NAME == PRE} -of_objects [get_cells -hierarchical -filter {ars_ff1 == TRUE || ars_ff2 == TRUE}]]

set_max_delay 2 -quiet -from [get_pins -filter {REF_PIN_NAME == C} -of_objects [get_cells -hierarchical -filter {ars_ff1 == TRUE}]] -to [get_pins -filter {REF_PIN_NAME == D} -of_objects [get_cells -hierarchical -filter {ars_ff2 == TRUE}]]

506
fpga/nexys-video.xdc
Unescape Escape View File

@ -1,231 +1,293 @@
################################################################################
# clkin, reset, uart pins...
################################################################################

set_property -dict {PACKAGE_PIN R4 IOSTANDARD LVCMOS33} [get_ports ext_clk]
create_clock -period 10.000 -name sys_clk_pin -waveform {0.000 5.000} -add [get_ports ext_clk]

set_property -dict {PACKAGE_PIN G4 IOSTANDARD LVCMOS15} [get_ports ext_rst]

set_property -dict {PACKAGE_PIN AA19 IOSTANDARD LVCMOS33} [get_ports uart_main_tx]
set_property -dict {PACKAGE_PIN V18 IOSTANDARD LVCMOS33} [get_ports uart_main_rx]

##Pmod Header JA: UART (bottom)
################################################################################
# Pmod Header JC: UART (bottom)
################################################################################

#set_property -dict { PACKAGE_PIN Y21 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_cts_n }];
#set_property -dict { PACKAGE_PIN AA21 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_tx }];
#set_property -dict { PACKAGE_PIN AA20 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_rx }];
#set_property -dict { PACKAGE_PIN AA18 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_rts_n }];

set_property -dict { PACKAGE_PIN Y21 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_cts_n }];
set_property -dict { PACKAGE_PIN AA21 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_tx }];
set_property -dict { PACKAGE_PIN AA20 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_rx }];
set_property -dict { PACKAGE_PIN AA18 IOSTANDARD LVCMOS33 } [get_ports { uart_pmod_rts_n }];
################################################################################
# LEDs
################################################################################

# LEDs (no colors, just normal LEDs here)
set_property -dict { PACKAGE_PIN T14 IOSTANDARD LVCMOS33 } [get_ports { led0 }];
set_property -dict { PACKAGE_PIN T15 IOSTANDARD LVCMOS33 } [get_ports { led1 }];

################################################################################
# DRAM (generated by LiteX)
## ddram:0.a
set_property LOC M2 [get_ports ddram_a[0]]
set_property SLEW FAST [get_ports ddram_a[0]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[0]]
## ddram:0.a
set_property LOC M5 [get_ports ddram_a[1]]
set_property SLEW FAST [get_ports ddram_a[1]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[1]]
## ddram:0.a
set_property LOC M3 [get_ports ddram_a[2]]
set_property SLEW FAST [get_ports ddram_a[2]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[2]]
## ddram:0.a
set_property LOC M1 [get_ports ddram_a[3]]
set_property SLEW FAST [get_ports ddram_a[3]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[3]]
## ddram:0.a
set_property LOC L6 [get_ports ddram_a[4]]
set_property SLEW FAST [get_ports ddram_a[4]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[4]]
## ddram:0.a
set_property LOC P1 [get_ports ddram_a[5]]
set_property SLEW FAST [get_ports ddram_a[5]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[5]]
## ddram:0.a
set_property LOC N3 [get_ports ddram_a[6]]
set_property SLEW FAST [get_ports ddram_a[6]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[6]]
## ddram:0.a
set_property LOC N2 [get_ports ddram_a[7]]
set_property SLEW FAST [get_ports ddram_a[7]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[7]]
## ddram:0.a
set_property LOC M6 [get_ports ddram_a[8]]
set_property SLEW FAST [get_ports ddram_a[8]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[8]]
## ddram:0.a
set_property LOC R1 [get_ports ddram_a[9]]
set_property SLEW FAST [get_ports ddram_a[9]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[9]]
## ddram:0.a
set_property LOC L5 [get_ports ddram_a[10]]
set_property SLEW FAST [get_ports ddram_a[10]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[10]]
## ddram:0.a
set_property LOC N5 [get_ports ddram_a[11]]
set_property SLEW FAST [get_ports ddram_a[11]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[11]]
## ddram:0.a
set_property LOC N4 [get_ports ddram_a[12]]
set_property SLEW FAST [get_ports ddram_a[12]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[12]]
## ddram:0.a
set_property LOC P2 [get_ports ddram_a[13]]
set_property SLEW FAST [get_ports ddram_a[13]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[13]]
## ddram:0.a
set_property LOC P6 [get_ports ddram_a[14]]
set_property SLEW FAST [get_ports ddram_a[14]]
set_property IOSTANDARD SSTL15 [get_ports ddram_a[14]]
## ddram:0.ba
set_property LOC L3 [get_ports ddram_ba[0]]
set_property SLEW FAST [get_ports ddram_ba[0]]
set_property IOSTANDARD SSTL15 [get_ports ddram_ba[0]]
## ddram:0.ba
set_property LOC K6 [get_ports ddram_ba[1]]
set_property SLEW FAST [get_ports ddram_ba[1]]
set_property IOSTANDARD SSTL15 [get_ports ddram_ba[1]]
## ddram:0.ba
set_property LOC L4 [get_ports ddram_ba[2]]
set_property SLEW FAST [get_ports ddram_ba[2]]
set_property IOSTANDARD SSTL15 [get_ports ddram_ba[2]]
## ddram:0.ras_n
set_property LOC J4 [get_ports ddram_ras_n]
set_property SLEW FAST [get_ports ddram_ras_n]
set_property IOSTANDARD SSTL15 [get_ports ddram_ras_n]
## ddram:0.cas_n
set_property LOC K3 [get_ports ddram_cas_n]
set_property SLEW FAST [get_ports ddram_cas_n]
set_property IOSTANDARD SSTL15 [get_ports ddram_cas_n]
## ddram:0.we_n
set_property LOC L1 [get_ports ddram_we_n]
set_property SLEW FAST [get_ports ddram_we_n]
set_property IOSTANDARD SSTL15 [get_ports ddram_we_n]
## ddram:0.dm
set_property LOC G3 [get_ports ddram_dm[0]]
set_property SLEW FAST [get_ports ddram_dm[0]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dm[0]]
## ddram:0.dm
set_property LOC F1 [get_ports ddram_dm[1]]
set_property SLEW FAST [get_ports ddram_dm[1]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dm[1]]
## ddram:0.dq
set_property LOC G2 [get_ports ddram_dq[0]]
set_property SLEW FAST [get_ports ddram_dq[0]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[0]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[0]]
## ddram:0.dq
set_property LOC H4 [get_ports ddram_dq[1]]
set_property SLEW FAST [get_ports ddram_dq[1]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[1]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[1]]
## ddram:0.dq
set_property LOC H5 [get_ports ddram_dq[2]]
set_property SLEW FAST [get_ports ddram_dq[2]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[2]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[2]]
## ddram:0.dq
set_property LOC J1 [get_ports ddram_dq[3]]
set_property SLEW FAST [get_ports ddram_dq[3]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[3]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[3]]
## ddram:0.dq
set_property LOC K1 [get_ports ddram_dq[4]]
set_property SLEW FAST [get_ports ddram_dq[4]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[4]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[4]]
## ddram:0.dq
set_property LOC H3 [get_ports ddram_dq[5]]
set_property SLEW FAST [get_ports ddram_dq[5]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[5]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[5]]
## ddram:0.dq
set_property LOC H2 [get_ports ddram_dq[6]]
set_property SLEW FAST [get_ports ddram_dq[6]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[6]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[6]]
## ddram:0.dq
set_property LOC J5 [get_ports ddram_dq[7]]
set_property SLEW FAST [get_ports ddram_dq[7]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[7]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[7]]
## ddram:0.dq
set_property LOC E3 [get_ports ddram_dq[8]]
set_property SLEW FAST [get_ports ddram_dq[8]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[8]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[8]]
## ddram:0.dq
set_property LOC B2 [get_ports ddram_dq[9]]
set_property SLEW FAST [get_ports ddram_dq[9]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[9]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[9]]
## ddram:0.dq
set_property LOC F3 [get_ports ddram_dq[10]]
set_property SLEW FAST [get_ports ddram_dq[10]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[10]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[10]]
## ddram:0.dq
set_property LOC D2 [get_ports ddram_dq[11]]
set_property SLEW FAST [get_ports ddram_dq[11]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[11]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[11]]
## ddram:0.dq
set_property LOC C2 [get_ports ddram_dq[12]]
set_property SLEW FAST [get_ports ddram_dq[12]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[12]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[12]]
## ddram:0.dq
set_property LOC A1 [get_ports ddram_dq[13]]
set_property SLEW FAST [get_ports ddram_dq[13]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[13]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[13]]
## ddram:0.dq
set_property LOC E2 [get_ports ddram_dq[14]]
set_property SLEW FAST [get_ports ddram_dq[14]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[14]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[14]]
## ddram:0.dq
set_property LOC B1 [get_ports ddram_dq[15]]
set_property SLEW FAST [get_ports ddram_dq[15]]
set_property IOSTANDARD SSTL15 [get_ports ddram_dq[15]]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports ddram_dq[15]]
## ddram:0.dqs_p
set_property LOC K2 [get_ports ddram_dqs_p[0]]
set_property SLEW FAST [get_ports ddram_dqs_p[0]]
set_property IOSTANDARD DIFF_SSTL15 [get_ports ddram_dqs_p[0]]
## ddram:0.dqs_p
set_property LOC E1 [get_ports ddram_dqs_p[1]]
set_property SLEW FAST [get_ports ddram_dqs_p[1]]
set_property IOSTANDARD DIFF_SSTL15 [get_ports ddram_dqs_p[1]]
## ddram:0.dqs_n
set_property LOC J2 [get_ports ddram_dqs_n[0]]
set_property SLEW FAST [get_ports ddram_dqs_n[0]]
set_property IOSTANDARD DIFF_SSTL15 [get_ports ddram_dqs_n[0]]
## ddram:0.dqs_n
set_property LOC D1 [get_ports ddram_dqs_n[1]]
set_property SLEW FAST [get_ports ddram_dqs_n[1]]
set_property IOSTANDARD DIFF_SSTL15 [get_ports ddram_dqs_n[1]]
## ddram:0.clk_p
set_property LOC P5 [get_ports ddram_clk_p]
set_property SLEW FAST [get_ports ddram_clk_p]
set_property IOSTANDARD DIFF_SSTL15 [get_ports ddram_clk_p]
## ddram:0.clk_n
set_property LOC P4 [get_ports ddram_clk_n]
set_property SLEW FAST [get_ports ddram_clk_n]
set_property IOSTANDARD DIFF_SSTL15 [get_ports ddram_clk_n]
## ddram:0.cke
set_property LOC J6 [get_ports ddram_cke]
set_property SLEW FAST [get_ports ddram_cke]
set_property IOSTANDARD SSTL15 [get_ports ddram_cke]
## ddram:0.odt
set_property LOC K4 [get_ports ddram_odt]
set_property SLEW FAST [get_ports ddram_odt]
set_property IOSTANDARD SSTL15 [get_ports ddram_odt]
## ddram:0.reset_n
set_property LOC G1 [get_ports ddram_reset_n]
set_property SLEW FAST [get_ports ddram_reset_n]
set_property IOSTANDARD SSTL15 [get_ports ddram_reset_n]
################################################################################

# ddram:0.a
set_property LOC M2 [get_ports {ddram_a[0]}]
set_property SLEW FAST [get_ports {ddram_a[0]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[0]}]

# ddram:0.a
set_property LOC M5 [get_ports {ddram_a[1]}]
set_property SLEW FAST [get_ports {ddram_a[1]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[1]}]

# ddram:0.a
set_property LOC M3 [get_ports {ddram_a[2]}]
set_property SLEW FAST [get_ports {ddram_a[2]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[2]}]

# ddram:0.a
set_property LOC M1 [get_ports {ddram_a[3]}]
set_property SLEW FAST [get_ports {ddram_a[3]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[3]}]

# ddram:0.a
set_property LOC L6 [get_ports {ddram_a[4]}]
set_property SLEW FAST [get_ports {ddram_a[4]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[4]}]

# ddram:0.a
set_property LOC P1 [get_ports {ddram_a[5]}]
set_property SLEW FAST [get_ports {ddram_a[5]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[5]}]

# ddram:0.a
set_property LOC N3 [get_ports {ddram_a[6]}]
set_property SLEW FAST [get_ports {ddram_a[6]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[6]}]

# ddram:0.a
set_property LOC N2 [get_ports {ddram_a[7]}]
set_property SLEW FAST [get_ports {ddram_a[7]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[7]}]

# ddram:0.a
set_property LOC M6 [get_ports {ddram_a[8]}]
set_property SLEW FAST [get_ports {ddram_a[8]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[8]}]

# ddram:0.a
set_property LOC R1 [get_ports {ddram_a[9]}]
set_property SLEW FAST [get_ports {ddram_a[9]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[9]}]

# ddram:0.a
set_property LOC L5 [get_ports {ddram_a[10]}]
set_property SLEW FAST [get_ports {ddram_a[10]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[10]}]

# ddram:0.a
set_property LOC N5 [get_ports {ddram_a[11]}]
set_property SLEW FAST [get_ports {ddram_a[11]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[11]}]

# ddram:0.a
set_property LOC N4 [get_ports {ddram_a[12]}]
set_property SLEW FAST [get_ports {ddram_a[12]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[12]}]

# ddram:0.a
set_property LOC P2 [get_ports {ddram_a[13]}]
set_property SLEW FAST [get_ports {ddram_a[13]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[13]}]

# ddram:0.a
set_property LOC P6 [get_ports {ddram_a[14]}]
set_property SLEW FAST [get_ports {ddram_a[14]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[14]}]

# ddram:0.ba
set_property LOC L3 [get_ports {ddram_ba[0]}]
set_property SLEW FAST [get_ports {ddram_ba[0]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_ba[0]}]

# ddram:0.ba
set_property LOC K6 [get_ports {ddram_ba[1]}]
set_property SLEW FAST [get_ports {ddram_ba[1]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_ba[1]}]

# ddram:0.ba
set_property LOC L4 [get_ports {ddram_ba[2]}]
set_property SLEW FAST [get_ports {ddram_ba[2]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_ba[2]}]

# ddram:0.ras_n
set_property LOC J4 [get_ports {ddram_ras_n}]
set_property SLEW FAST [get_ports {ddram_ras_n}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_ras_n}]

# ddram:0.cas_n
set_property LOC K3 [get_ports {ddram_cas_n}]
set_property SLEW FAST [get_ports {ddram_cas_n}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_cas_n}]

# ddram:0.we_n
set_property LOC L1 [get_ports {ddram_we_n}]
set_property SLEW FAST [get_ports {ddram_we_n}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_we_n}]

# ddram:0.dm
set_property LOC G3 [get_ports {ddram_dm[0]}]
set_property SLEW FAST [get_ports {ddram_dm[0]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dm[0]}]

# ddram:0.dm
set_property LOC F1 [get_ports {ddram_dm[1]}]
set_property SLEW FAST [get_ports {ddram_dm[1]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dm[1]}]

# ddram:0.dq
set_property LOC G2 [get_ports {ddram_dq[0]}]
set_property SLEW FAST [get_ports {ddram_dq[0]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[0]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[0]}]

# ddram:0.dq
set_property LOC H4 [get_ports {ddram_dq[1]}]
set_property SLEW FAST [get_ports {ddram_dq[1]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[1]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[1]}]

# ddram:0.dq
set_property LOC H5 [get_ports {ddram_dq[2]}]
set_property SLEW FAST [get_ports {ddram_dq[2]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[2]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[2]}]

# ddram:0.dq
set_property LOC J1 [get_ports {ddram_dq[3]}]
set_property SLEW FAST [get_ports {ddram_dq[3]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[3]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[3]}]

# ddram:0.dq
set_property LOC K1 [get_ports {ddram_dq[4]}]
set_property SLEW FAST [get_ports {ddram_dq[4]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[4]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[4]}]

# ddram:0.dq
set_property LOC H3 [get_ports {ddram_dq[5]}]
set_property SLEW FAST [get_ports {ddram_dq[5]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[5]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[5]}]

# ddram:0.dq
set_property LOC H2 [get_ports {ddram_dq[6]}]
set_property SLEW FAST [get_ports {ddram_dq[6]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[6]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[6]}]

# ddram:0.dq
set_property LOC J5 [get_ports {ddram_dq[7]}]
set_property SLEW FAST [get_ports {ddram_dq[7]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[7]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[7]}]

# ddram:0.dq
set_property LOC E3 [get_ports {ddram_dq[8]}]
set_property SLEW FAST [get_ports {ddram_dq[8]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[8]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[8]}]

# ddram:0.dq
set_property LOC B2 [get_ports {ddram_dq[9]}]
set_property SLEW FAST [get_ports {ddram_dq[9]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[9]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[9]}]

# ddram:0.dq
set_property LOC F3 [get_ports {ddram_dq[10]}]
set_property SLEW FAST [get_ports {ddram_dq[10]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[10]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[10]}]

# ddram:0.dq
set_property LOC D2 [get_ports {ddram_dq[11]}]
set_property SLEW FAST [get_ports {ddram_dq[11]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[11]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[11]}]

# ddram:0.dq
set_property LOC C2 [get_ports {ddram_dq[12]}]
set_property SLEW FAST [get_ports {ddram_dq[12]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[12]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[12]}]

# ddram:0.dq
set_property LOC A1 [get_ports {ddram_dq[13]}]
set_property SLEW FAST [get_ports {ddram_dq[13]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[13]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[13]}]

# ddram:0.dq
set_property LOC E2 [get_ports {ddram_dq[14]}]
set_property SLEW FAST [get_ports {ddram_dq[14]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[14]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[14]}]

# ddram:0.dq
set_property LOC B1 [get_ports {ddram_dq[15]}]
set_property SLEW FAST [get_ports {ddram_dq[15]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dq[15]}]
set_property IN_TERM UNTUNED_SPLIT_50 [get_ports {ddram_dq[15]}]

# ddram:0.dqs_p
set_property LOC K2 [get_ports {ddram_dqs_p[0]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[0]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_p[0]}]

# ddram:0.dqs_p
set_property LOC E1 [get_ports {ddram_dqs_p[1]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[1]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_p[1]}]

# ddram:0.dqs_n
set_property LOC J2 [get_ports {ddram_dqs_n[0]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[0]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_n[0]}]

# ddram:0.dqs_n
set_property LOC D1 [get_ports {ddram_dqs_n[1]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[1]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_n[1]}]

# ddram:0.clk_p
set_property LOC P5 [get_ports {ddram_clk_p}]
set_property SLEW FAST [get_ports {ddram_clk_p}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_clk_p}]

# ddram:0.clk_n
set_property LOC P4 [get_ports {ddram_clk_n}]
set_property SLEW FAST [get_ports {ddram_clk_n}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_clk_n}]

# ddram:0.cke
set_property LOC J6 [get_ports {ddram_cke}]
set_property SLEW FAST [get_ports {ddram_cke}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_cke}]

# ddram:0.odt
set_property LOC K4 [get_ports {ddram_odt}]
set_property SLEW FAST [get_ports {ddram_odt}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_odt}]

# ddram:0.reset_n
set_property LOC G1 [get_ports {ddram_reset_n}]
set_property SLEW FAST [get_ports {ddram_reset_n}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_reset_n}]

################################################################################
# Design constraints and bitsteam attributes
################################################################################

#Internal VREF
set_property INTERNAL_VREF 0.750 [get_iobanks 35]
@ -236,3 +298,17 @@ set_property CFGBVS VCCO [current_design]
set_property BITSTREAM.GENERAL.COMPRESS TRUE [current_design]
set_property BITSTREAM.CONFIG.CONFIGRATE 33 [current_design]
set_property CONFIG_MODE SPIx4 [current_design]

################################################################################
# Clock constraints
################################################################################

create_clock -add -name sys_clk_pin -period 10.00 -waveform {0 5} [get_ports { ext_clk }];

################################################################################
# False path constraints (from LiteX as they relate to LiteDRAM)
################################################################################

set_false_path -quiet -to [get_pins -filter {REF_PIN_NAME == PRE} -of_objects [get_cells -hierarchical -filter {ars_ff1 == TRUE || ars_ff2 == TRUE}]]

set_max_delay 2 -quiet -from [get_pins -filter {REF_PIN_NAME == C} -of_objects [get_cells -hierarchical -filter {ars_ff1 == TRUE}]] -to [get_pins -filter {REF_PIN_NAME == D} -of_objects [get_cells -hierarchical -filter {ars_ff2 == TRUE}]]

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