openwrt/target/linux/mvebu/patches-4.0/050-leds_tlc59116_document_binding.patch
Imre Kaloz e3d19988cf mvebu: add Linux 4.0 support
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>

SVN-Revision: 44882
2015-03-19 10:25:44 +00:00

52 lines
1.1 KiB
Diff

Document the binding for the TLC59116 LED driver.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
---
.../devicetree/bindings/leds/leds-tlc59116.txt | 40 ++++++++++++++++++++++
1 file changed, 40 insertions(+)
create mode 100644 Documentation/devicetree/bindings/leds/leds-tlc59116.txt
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/leds-tlc59116.txt
@@ -0,0 +1,40 @@
+LEDs connected to tcl59116
+
+Required properties
+- compatible: should be "ti,tlc59116"
+- #address-cells: must be 1
+- #size-cells: must be 0
+- reg: typically 0x68
+
+Each led is represented as a sub-node of the ti,,tlc59116.
+See Documentation/devicetree/bindings/leds/common.txt
+
+LED sub-node properties:
+- reg: number of LED line, 0 to 15
+- label: (optional) name of LED
+- linux,default-trigger : (optional)
+
+Examples:
+
+tlc59116@68 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "ti,tlc59116";
+ reg = <0x68>;
+
+ wan@0 {
+ label = "wrt1900ac:amber:wan";
+ reg = <0x0>;
+ };
+
+ 2g@2 {
+ label = "wrt1900ac:white:2g";
+ reg = <0x2>;
+ };
+
+ alive@9 {
+ label = "wrt1900ac:green:alive";
+ reg = <0x9>;
+ linux,default_trigger = "heartbeat";
+ };
+};