diff --git a/.github/scripts/check-commit.sh b/.github/scripts/check-commit.sh
index fe1de2bf0b..b0f1663613 100755
--- a/.github/scripts/check-commit.sh
+++ b/.github/scripts/check-commit.sh
@@ -45,7 +45,7 @@ search () {
     done
 }
 
-submodules=("cva6" "boom" "ibex" "gemmini" "hwacha" "icenet" "nvdla" "rocket-chip" "sha3" "sifive-blocks" "sifive-cache" "testchipip" "riscv-sodor" "mempress")
+submodules=("cva6" "boom" "ibex" "hwacha" "icenet" "nvdla" "rocket-chip" "sha3" "sifive-blocks" "sifive-cache" "testchipip" "riscv-sodor" "mempress")
 dir="generators"
 branches=("master" "main" "dev")
 search
diff --git a/generators/chipyard/src/main/scala/config/RoCCAcceleratorConfigs.scala b/generators/chipyard/src/main/scala/config/RoCCAcceleratorConfigs.scala
index b2fa0b2ad7..7487a50e8d 100644
--- a/generators/chipyard/src/main/scala/config/RoCCAcceleratorConfigs.scala
+++ b/generators/chipyard/src/main/scala/config/RoCCAcceleratorConfigs.scala
@@ -27,6 +27,12 @@ class LeanGemminiRocketConfig extends Config(
   new chipyard.config.WithSystemBusWidth(128) ++
   new chipyard.config.AbstractConfig)
 
+class LeanGemminiPrintfRocketConfig extends Config(
+  new gemmini.LeanGemminiPrintfConfig ++                                 // use Lean Gemmini systolic array GEMM accelerator
+  new freechips.rocketchip.subsystem.WithNBigCores(1) ++
+  new chipyard.config.WithSystemBusWidth(128) ++
+  new chipyard.config.AbstractConfig)
+
 class HwachaRocketConfig extends Config(
   new chipyard.config.WithHwachaTest ++
   new hwacha.DefaultHwachaConfig ++                              // use Hwacha vector accelerator
diff --git a/generators/firechip/src/main/scala/TargetConfigs.scala b/generators/firechip/src/main/scala/TargetConfigs.scala
index 643f3171b0..2ea848df54 100644
--- a/generators/firechip/src/main/scala/TargetConfigs.scala
+++ b/generators/firechip/src/main/scala/TargetConfigs.scala
@@ -235,6 +235,18 @@ class FireSimGemminiRocketConfig extends Config(
   new WithFireSimConfigTweaks ++
   new chipyard.GemminiRocketConfig)
 
+class FireSimLeanGemminiRocketConfig extends Config(
+  new WithDefaultFireSimBridges ++
+  new WithDefaultMemModel ++
+  new WithFireSimConfigTweaks ++
+  new chipyard.LeanGemminiRocketConfig)
+
+class FireSimLeanGemminiPrintfRocketConfig extends Config(
+  new WithDefaultFireSimBridges ++
+  new WithDefaultMemModel ++
+  new WithFireSimConfigTweaks ++
+  new chipyard.LeanGemminiPrintfRocketConfig)
+
 //**********************************************************************************
 // Supernode Configurations, base off chipyard's RocketConfig
 //**********************************************************************************
@@ -289,7 +301,7 @@ class FireSimRocketMMIOOnlyConfig extends Config(
   new WithFireSimConfigTweaks ++
   new chipyard.RocketConfig)
 
-class FireSimGemminiRocketMMIOOnlyConfig extends Config(
+class FireSimLeanGemminiRocketMMIOOnlyConfig extends Config(
   new WithDefaultMMIOOnlyFireSimBridges ++
   new WithDefaultMemModel ++
   new WithFireSimConfigTweaks ++
diff --git a/generators/gemmini b/generators/gemmini
index a916bfb1a2..686cb15dad 160000
--- a/generators/gemmini
+++ b/generators/gemmini
@@ -1 +1 @@
-Subproject commit a916bfb1a2bccb4a7caef289e22c5a1068cba54a
+Subproject commit 686cb15dad756887db62460968bc616392bc4341
diff --git a/sims/firesim b/sims/firesim
index 69e428f010..6da85021d2 160000
--- a/sims/firesim
+++ b/sims/firesim
@@ -1 +1 @@
-Subproject commit 69e428f01029dbdb21f23288f74bd37f0f759a60
+Subproject commit 6da85021d2068cde2860827b415f0585e9de6096