Updated references for gf180mcu to include the most recent
version of gf180mcu_fd_io, which has small modifications to
five cells to allow them to read directly into magic from GDS
without showing spurious false-positive DRC errors.
diff --git a/VERSION b/VERSION
index 0e3e0dd..dd92ad2 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.548
+1.0.549
diff --git a/gf180mcu/gf180mcu.json b/gf180mcu/gf180mcu.json
index 6026e1d..7a2dc66 100644
--- a/gf180mcu/gf180mcu.json
+++ b/gf180mcu/gf180mcu.json
@@ -94,12 +94,12 @@
         "magic": "MAGIC_COMMIT"
     },
     "reference": {
-        "open_pdks": "c074261c6d23e29610096eeb3e49b1e707901b6b",
-        "magic": "5de118b7626cf74084078d888f3e95af1f2e689f",
+        "open_pdks": "0536d02d875c8f67dd7cca3902ac457e62f20005",
+        "magic": "b1c7b52ed2762cda743c9cc6cc6e16fabcfe8073",
         "gf180mcu_pdk": "a897aa30369d3bcec87d9d50ce9b01f320f854ef",
         "gf180mcu_fd_pr": "13e4b0e81d1a3c993c603a286b939afe70c52cc9",
         "gf180mcu_fd_pv": "10ee7fc75437edafa56f29f2b1872e95c9f22b71",
-        "gf180mcu_fd_io": "1d291daa9368bd404c71ff768b3f2e073b62f298",
+        "gf180mcu_fd_io": "545621fdbac44f55344834e6c03486310c0862d7",
         "gf180mcu_fd_sc_mcu7t5v0": "8743b6f9641eb8707179c4e51703380d4dc90f16",
         "gf180mcu_fd_sc_mcu9t5v0": "e0e80f5a6522f10b82165d3aeab9b8ee28e89849",
         "gf180mcu_fd_ip_sram": "9c411928870ce15226228fa52ddb6ecc0ea4ffbe",
diff --git a/gf180mcu/magic/gf180mcu.tech b/gf180mcu/magic/gf180mcu.tech
index 4e18cb1..431112c 100644
--- a/gf180mcu/magic/gf180mcu.tech
+++ b/gf180mcu/magic/gf180mcu.tech
@@ -1740,6 +1740,10 @@
  ignore SOURCE
  ignore VTEXT
  ignore FILLOBS
+ ignore SCRIBE
+ ignore LATCHUP_ID
+ ignore IO_ID
+ ignore ESD_ID
 
  layer pwell PWELL,PWELLTXT
  and-not BJTDEF,BJTDRC
@@ -2865,6 +2869,10 @@
  calma DUALGATE 55 0
  calma SRAMDEF  108 5
  calma FET5VDEF 112 1
+ calma SCRIBE	167 5
+ calma LATCHUP_ID 137 5
+ calma IO_ID	119 5
+ calma ESD_ID	24 5
 
 end
 
diff --git a/sky130/sky130.json b/sky130/sky130.json
index 3f6a9f0..1d0c644 100644
--- a/sky130/sky130.json
+++ b/sky130/sky130.json
@@ -94,8 +94,8 @@
         "magic": "MAGIC_COMMIT"
     },
     "reference": {
-        "open_pdks": "c074261c6d23e29610096eeb3e49b1e707901b6b",
-        "magic": "5de118b7626cf74084078d888f3e95af1f2e689f",
+        "open_pdks": "0536d02d875c8f67dd7cca3902ac457e62f20005",
+        "magic": "b1c7b52ed2762cda743c9cc6cc6e16fabcfe8073",
         "sky130_fd_pr": "1232782c1b9fab3aacda74d67ce7c92bf7da8105",
         "sky130_fd_io": "e60737bf624df95c211fe99c007ddec78e3e081d",
         "sky130_fd_sc_hs": "c4cfcd760f1964f1670a1ed99c71c7c12b7ad49f",