Merge branch 'main' of https://github.com/t-sasatani/clock_divide_select_4ch_tiny_user

openlane/tiny_user_project/config.json

diff --git a/openlane/tiny_user_project/config.json b/openlane/tiny_user_project/config.json
index 43a2604..a440305 100644
--- a/openlane/tiny_user_project/config.json
+++ b/openlane/tiny_user_project/config.json
@@ -11,7 +11,7 @@
     "CLOCK_PORT": "io_in[0]",
     "CLOCK_NET": "io_in[0]",
     "FP_SIZING": "absolute",
-    "DIE_AREA": "0 0 120 150",
+    "DIE_AREA": "0 0 100 100",
     "FP_PIN_ORDER_CFG": "dir::pin_order.cfg",
     "PL_BASIC_PLACEMENT": 1,
     "PL_TARGET_DENSITY": 0.7,
@@ -29,7 +29,7 @@
             "sky130_fd_sc_hd__decap_8",
             "sky130_ef_sc_hd__decap_12"
         ],
-        "CLOCK_PERIOD": 10,
+        "CLOCK_PERIOD": 50,
         "RT_MAX_LAYER": "met4",
         "VDD_NETS": [
             "vccd1"
@@ -40,7 +40,7 @@
     },
     "pdk::gf180mcuC": {
         "STD_CELL_LIBRARY": "gf180mcu_fd_sc_mcu7t5v0",
-        "CLOCK_PERIOD": 10,
+        "CLOCK_PERIOD": 50,
         "RT_MAX_LAYER": "Metal4",
         "SYNTH_MAX_FANOUT": 4,
         "VDD_NETS": [