diff --git a/.gitmodules b/.gitmodules
index d4d8b1a0..4bcfecb9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1148,3 +1148,6 @@
 [submodule "libraries/drivers/sgp41"]
 	path = libraries/drivers/sgp41
 	url = https://github.com/adafruit/Adafruit_CircuitPython_SGP41.git
+[submodule "libraries/helpers/xteink_x4"]
+	path = libraries/helpers/xteink_x4
+	url = https://github.com/adafruit/Adafruit_CircuitPython_Xteink_X4.git
diff --git a/docs/drivers.rst b/docs/drivers.rst
index 9a1dbaad..a2bbfedd 100644
--- a/docs/drivers.rst
+++ b/docs/drivers.rst
@@ -41,6 +41,7 @@ specific boards.
     Adafruit Qualia S3 (adafruit_qualia) <https://docs.circuitpython.org/projects/qualia/en/latest/>
     PyBadger (PyBadge and PyGamer) (adafruit_pybadger) <https://docs.circuitpython.org/projects/pybadger/en/latest/>
     MatrixPortal (Metro M4 Airlift + RGB Shield) (adafruit_matrixportal) <https://docs.circuitpython.org/projects/matrixportal/en/latest/>
+    Xteink X4 (adafruit_xteink_x4) <https://docs.circuitpython.org/projects/xteink_x4/en/latest/>
     YotoPlayer (adafruit_yotoplayer) <https://docs.circuitpython.org/projects/yotoplayer/en/latest/>
 
 Helper Libraries
diff --git a/libraries/helpers/xteink_x4 b/libraries/helpers/xteink_x4
new file mode 160000
index 00000000..33404301
--- /dev/null
+++ b/libraries/helpers/xteink_x4
@@ -0,0 +1 @@
+Subproject commit 334043012a3cf8993b0e3b2bae534b9993647b36