diff --git a/Documentation/driver-model/devres.txt b/Documentation/driver-model/devres.txt
index 73b98dfbcea4..25e8f3ea3b80 100644
--- a/Documentation/driver-model/devres.txt
+++ b/Documentation/driver-model/devres.txt
@@ -268,6 +268,9 @@ IIO
   devm_iio_trigger_alloc()
   devm_iio_trigger_free()
 
+INPUT
+  devm_input_allocate_device()
+
 IO region
   devm_release_mem_region()
   devm_release_region()