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tech: Make m3_stack the power_grid stack for FreePDK45/scn4m

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explicitly stating the power_grid makes people porting a new technology
aware of this option.

Signed-off-by: Bastian Koppelmann <[email protected]>
This commit is contained in:
Bastian Koppelmann
2020-01-28 12:06:38 +01:00
parent 9749c522d1
commit 407bd026ee
2 changed files with 11 additions and 0 deletions
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technology/freepdk45/tech/tech.py
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@@ -71,6 +71,11 @@ preferred_directions = {"poly": "V",
"m2": "V",
"m3": "H",
"m4": "V"}
###################################################
# Power grid
###################################################
# Use M3/M4
power_grid = m3_stack
###################################################
# GDS Layer Map