fix(precheck): incorrect minimum power rail width for ihp-sg13g2

precheck/pin_check.py

@@ -7,7 +7,7 @@ from numbers import Real
 
 import gdstk
 from precheck_failure import PrecheckFailure
-from tech_data import power_pins_layer, valid_lef_port_layers
+from tech_data import power_pins_layer, power_pins_min_width, valid_lef_port_layers
 
 
 def canonicalize_rectangles(
@@ -331,9 +331,10 @@ def pin_check(
                         f"Port {current_pin} has wrong layer in {lef}: {layer} != {expected_layer}"
                     )
                     lef_errors += 1
-                if width < 1200:
+                expected_width = power_pins_min_width[tech]
+                if width < expected_width:
                     logging.error(
-                        f"Port {current_pin} has too small width in {lef}: {width/1000} < 1.2 um"
+                        f"Port {current_pin} has too small width in {lef}: {width/1000} < {expected_width/1000} um"
                     )
                     lef_errors += 1
                 if by > 10000:

precheck/tech_data.py

@@ -153,6 +153,11 @@ power_pins_layer = {
     "ihp-sg13g2": "TopMetal1",
     "gf180mcuD": "Metal4",
 }
+power_pins_min_width = {
+    "sky130A": 1200,  # 1.2 um
+    "ihp-sg13g2": 2100,  # 2.1 um
+    "gf180mcuD": 1200,  # 1.2 um
+}
 boundary_layer = {
     "sky130A": "prBoundary.boundary",
     "ihp-sg13g2": "prBoundary.boundary",