flow: platforms: ihp-sg13g2: Update PDN Script

Move Power Delivery Network to TopMetal1 and 2. Since IHP
changed the orientation of all metal directions, Metal5 and TM1
can't be used anymore.

Signed-off-by: Daniel Schultz <[email protected]>

Author: dnltz

flow/platforms/ihp-sg13g2/pdn.tcl

@@ -18,15 +18,15 @@ set_voltage_domain -name {CORE} -power {VDD} -ground {VSS}
 #####################################
 # standard cell grid
 ####################################
-define_pdn_grid -name {grid} -voltage_domains {CORE} -pins {TopMetal1}
-add_pdn_ring -grid {grid} -layers {Metal5 TopMetal1} -widths {5.0} -spacings {2.0} \
+define_pdn_grid -name {grid} -voltage_domains {CORE} -pins {TopMetal1 TopMetal2}
+add_pdn_ring -grid {grid} -layers {TopMetal1 TopMetal2} -widths {5.0} -spacings {2.0} \
   -core_offsets {4.5} -connect_to_pads
 add_pdn_stripe -grid {grid} -layer {Metal1} -width {0.44} -pitch {7.56} -offset {0} -followpins \
   -extend_to_core_ring
-add_pdn_stripe -grid {grid} -layer {Metal5} -width {2.200} -pitch {75.6} -offset {13.600} \
+add_pdn_stripe -grid {grid} -layer {TopMetal1} -width {2.200} -pitch {75.6} -offset {13.600} \
   -extend_to_core_ring
-add_pdn_stripe -grid {grid} -layer {TopMetal1} -width {1.800} -pitch {75.6} -offset {13.570} \
+add_pdn_stripe -grid {grid} -layer {TopMetal2} -width {2.200} -pitch {75.6} -offset {13.600} \
   -extend_to_core_ring
-add_pdn_connect -grid {grid} -layers {Metal1 Metal5}
-add_pdn_connect -grid {grid} -layers {Metal5 TopMetal1}
+add_pdn_connect -grid {grid} -layers {Metal1 TopMetal1}
+add_pdn_connect -grid {grid} -layers {TopMetal1 TopMetal2}
 ####################################