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-rw-r--r--Documentation/driver-api/gpio.rst45
-rw-r--r--Documentation/driver-api/index.rst1
2 files changed, 46 insertions, 0 deletions
diff --git a/Documentation/driver-api/gpio.rst b/Documentation/driver-api/gpio.rst
new file mode 100644
index 000000000000..6dd4aa647f27
--- /dev/null
+++ b/Documentation/driver-api/gpio.rst
@@ -0,0 +1,45 @@
+===================================
+General Purpose Input/Output (GPIO)
+===================================
+
+Core
+====
+
+.. kernel-doc:: include/linux/gpio/driver.h
+ :internal:
+
+.. kernel-doc:: drivers/gpio/gpiolib.c
+ :export:
+
+Legacy API
+==========
+
+The functions listed in this section are deprecated. The GPIO descriptor based
+API described above should be used in new code.
+
+.. kernel-doc:: drivers/gpio/gpiolib-legacy.c
+ :export:
+
+ACPI support
+============
+
+.. kernel-doc:: drivers/gpio/gpiolib-acpi.c
+ :export:
+
+Device tree support
+===================
+
+.. kernel-doc:: drivers/gpio/gpiolib-of.c
+ :export:
+
+Device-managed API
+==================
+
+.. kernel-doc:: drivers/gpio/devres.c
+ :export:
+
+sysfs helpers
+=============
+
+.. kernel-doc:: drivers/gpio/gpiolib-sysfs.c
+ :export:
diff --git a/Documentation/driver-api/index.rst b/Documentation/driver-api/index.rst
index 7c94ab50afed..9c20624842b7 100644
--- a/Documentation/driver-api/index.rst
+++ b/Documentation/driver-api/index.rst
@@ -44,6 +44,7 @@ available subsections can be seen below.
uio-howto
firmware/index
pinctl
+ gpio
misc_devices
.. only:: subproject and html
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