diff --git a/debian/defconfig b/debian/defconfig
index 289e505..cc6a222 100644
--- a/debian/defconfig
+++ b/debian/defconfig
@@ -133,3 +133,4 @@
 CONFIG_YORKTOWN_TPU=m
 
 CONFIG_IMX_SDMA=m
+CONFIG_CMA_DEBUGFS=y