diff --git a/.gitmodules b/.gitmodules
index 9f993bb..a335d60 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -139,3 +139,6 @@
 [submodule "modules/dmrng"]
 	path = modules/dmrng
 	url = git@github.com:choco-technologies/dmrng.git
+[submodule "modules/dmrtc"]
+	path = modules/dmrtc
+	url = git@github.com:choco-technologies/dmrtc.git
diff --git a/modules/dmdevfs b/modules/dmdevfs
index 9e144aa..4e47734 160000
--- a/modules/dmdevfs
+++ b/modules/dmdevfs
@@ -1 +1 @@
-Subproject commit 9e144aaee4e188c1149874b10f390e27cebcc138
+Subproject commit 4e47734925ee013efdefcf7cddff25646bfe12ec
diff --git a/modules/dmdrvi b/modules/dmdrvi
index 2acdd63..2fda32f 160000
--- a/modules/dmdrvi
+++ b/modules/dmdrvi
@@ -1 +1 @@
-Subproject commit 2acdd638eaf74299068b43527a1c02f4e55fce0b
+Subproject commit 2fda32fefd506748071d741e475a1a0e2c9a1e75
diff --git a/modules/dmrtc b/modules/dmrtc
new file mode 160000
index 0000000..1f0c881
--- /dev/null
+++ b/modules/dmrtc
@@ -0,0 +1 @@
+Subproject commit 1f0c88170e8a01b7679b280996da50c758e7ce3a