1 files changed, 16 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/leds/tca6507.txt b/Documentation/devicetree/bindings/leds/tca6507.txt
index 80ff3dfb1f32..d7221b84987c 100644
--- a/Documentation/devicetree/bindings/leds/tca6507.txt
+++ b/Documentation/devicetree/bindings/leds/tca6507.txt
@@ -2,6 +2,13 @@ LEDs connected to tca6507
 
 Required properties:
 - compatible : should be : "ti,tca6507".
+- #address-cells: must be 1
+- #size-cells: must be 0
+- reg: typically 0x45.
+
+Optional properties:
+- gpio-controller: allows lines to be used as output-only GPIOs.
+- #gpio-cells: if present, must be 0.
 
 Each led is represented as a sub-node of the ti,tca6507 device.
 
@@ -10,6 +17,7 @@ LED sub-node properties:
 - reg : number of LED line (could be from 0 to 6)
 - linux,default-trigger : (optional)
    see Documentation/devicetree/bindings/leds/common.txt
+- compatible: either "led" (the default) or "gpio".
 
 Examples:
 
@@ -19,6 +27,9 @@ tca6507@45 {
         #size-cells = <0>;
         reg = <0x45>;
 
+        gpio-controller;
+        #gpio-cells = <2>;
+
         led0: red-aux@0 {
                 label = "red:aux";
                 reg = <0x0>;
@@ -29,5 +40,10 @@ tca6507@45 {
                 reg = <0x5>;
                 linux,default-trigger = "default-on";
         };
+
+        wifi-reset@6 {
+                reg = <0x6>;
+                compatible = "gpio";
+        };
 };