caravel/sdc/gpio_control_block.sdc

### GPIO Control Block Signoff SDC
### Rev 1
### Date: 5/10/2022

###############################################################################
# Timing Constraints
###############################################################################
create_clock -name serial_clock -period 50.0000 [get_ports {serial_clock}]
set_clock_transition 0.1500 [get_clocks {serial_clock}]
set_clock_uncertainty 0.1000 serial_clock
set_propagated_clock [get_clocks {serial_clock}]
create_clock -name serial_load -period 50.0000 [get_ports {serial_load}]
set_clock_transition 0.1500 [get_clocks {serial_load}]
set_clock_uncertainty 0.1000 serial_load
set_propagated_clock [get_clocks {serial_load}]

set input_delay 5
set output_delay 5

set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[0]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[10]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[11]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[12]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[1]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[2]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[3]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[4]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[5]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[6]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[7]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[8]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {gpio_defaults[9]}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {mgmt_gpio_oeb}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {mgmt_gpio_out}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_in}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {serial_data_in}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {user_gpio_oeb}]
set_input_delay $input_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {user_gpio_out}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {mgmt_gpio_in}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {one}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_ana_en}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_ana_pol}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_ana_sel}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_dm[0]}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_dm[1]}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_dm[2]}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_holdover}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_ib_mode_sel}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_inenb}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_out}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_outenb}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_slow_sel}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {pad_gpio_vtrip_sel}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {resetn_out}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {serial_clock_out}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {serial_data_out}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {serial_load_out}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {user_gpio_in}]
set_output_delay $output_delay -clock [get_clocks {serial_clock}] -add_delay [get_ports {zero}]
###############################################################################
# Environment
###############################################################################
set_load -pin_load 0.2100 [get_ports {mgmt_gpio_in}]
set_load -pin_load 0.2100 [get_ports {one}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_ana_en}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_ana_pol}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_ana_sel}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_holdover}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_ib_mode_sel}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_inenb}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_out}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_outenb}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_slow_sel}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_vtrip_sel}]
set_load -pin_load 0.2100 [get_ports {resetn_out}]
set_load -pin_load 0.2100 [get_ports {serial_clock_out}]
set_load -pin_load 0.2100 [get_ports {serial_data_out}]
set_load -pin_load 0.2100 [get_ports {serial_load_out}]
set_load -pin_load 0.2100 [get_ports {user_gpio_in}]
set_load -pin_load 0.2100 [get_ports {zero}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_dm[2]}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_dm[1]}]
set_load -pin_load 0.2100 [get_ports {pad_gpio_dm[0]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {mgmt_gpio_oeb}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {mgmt_gpio_out}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {pad_gpio_in}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {resetn}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {serial_clock}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {serial_data_in}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {serial_load}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {user_gpio_oeb}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {user_gpio_out}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[12]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[11]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[10]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[9]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[8]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[7]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[6]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[5]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[4]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[3]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[2]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[1]}]
set_driving_cell -lib_cell sky130_fd_sc_hd__inv_2 -pin {Y} -input_transition_rise 0.0000 -input_transition_fall 0.0000 [get_ports {gpio_defaults[0]}]

###############################################################################
# Design Rules
###############################################################################
set_max_transition 0.75 [current_design]
set_max_fanout 7.0000 [current_design]

# False path from the RESET port
set_false_path -from [get_ports "resetn"]
set_false_path -from [get_ports {gpio_defaults[*]}]