[PATCH v10 4/6] dts-bindings: leds: Document the naming requirement for LED properties

Jean-Jacques Hiblot jjhiblot at ti.com
Wed Oct 9 08:51:25 UTC 2019


LED properties must be named "leds" in the same way that PWM, clocks or
PHY properties are names respectively "pwms", "clocks" and "phys".

Cc: devicetree at vger.kernel.org
Signed-off-by: Jean-Jacques Hiblot <jjhiblot at ti.com>
---
 .../devicetree/bindings/leds/common.txt       | 20 ++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/leds/common.txt b/Documentation/devicetree/bindings/leds/common.txt
index 9fa6f9795d50..31b8c1f68d27 100644
--- a/Documentation/devicetree/bindings/leds/common.txt
+++ b/Documentation/devicetree/bindings/leds/common.txt
@@ -10,6 +10,9 @@ can influence the way of the LED device initialization, the LED components
 have to be tightly coupled with the LED device binding. They are represented
 by child nodes of the parent LED device binding.
 
+LED properties should be named "leds". The exact meaning of each leds
+property must be documented in the device tree binding for each device.
+
 
 Optional properties for child nodes:
 - led-sources : List of device current outputs the LED is connected to. The
@@ -165,9 +168,20 @@ led-controller at 30 {
 		function-enumerator = <2>;
         };
 
-        led at 3 {
+        bkl_led0: led at 3 {
 		reg = <3>;
-		function = LED_FUNCTION_INDICATOR;
-		function-enumerator = <3>;
+		function = LED_FUNCTION_BACKLIGHT;
+		function-enumerator = <1>;
         };
+
+        bkl_led1: led at 4 {
+		reg = <4>;
+		function = LED_FUNCTION_BACKLIGHT;
+		function-enumerator = <2>;
+        };
+};
+
+
+backlight at 40 {
+	leds = <&bkl_led0> , <&bkl_led1>;
 };
-- 
2.17.1



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