v4.19.13 snapshot.
diff --git a/Documentation/hwmon/ab8500 b/Documentation/hwmon/ab8500
new file mode 100644
index 0000000..cf169c8
--- /dev/null
+++ b/Documentation/hwmon/ab8500
@@ -0,0 +1,22 @@
+Kernel driver ab8500
+====================
+
+Supported chips:
+  * ST-Ericsson AB8500
+    Prefix: 'ab8500'
+    Addresses scanned: -
+    Datasheet: http://www.stericsson.com/developers/documentation.jsp
+
+Authors:
+        Martin Persson <martin.persson@stericsson.com>
+        Hongbo Zhang <hongbo.zhang@linaro.org>
+
+Description
+-----------
+
+See also Documentation/hwmon/abx500. This is the ST-Ericsson AB8500 specific
+driver.
+
+Currently only the AB8500 internal sensor and one external sensor for battery
+temperature are monitored. Other GPADC channels can also be monitored if needed
+in future.