[PATCH v5 2/2] dt-bindings: leds: lp50xx: Document child reg, fix example

[Johan Adolfsson <johan.adolfsson@axis.com>]

The led child reg node is the index within the bank, document that
and update the example accordingly.

Signed-off-by: Johan Adolfsson <johan.adolfsson@axis.com>
---
 .../devicetree/bindings/leds/leds-lp50xx.yaml        | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml b/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
index 402c25424525..edcc88db1ea7 100644
--- a/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
+++ b/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
@@ -82,6 +82,14 @@ patternProperties:
         properties:
           reg:
             maxItems: 1
+            items:
+              - minimum: 0
+                maximum: 2
+
+            description:
+              This property denotes the index within the LED bank.
+              The value will act as the index in the multi_index file to give
+              consistent result independent of devicetree processing order.
 
         required:
           - reg
@@ -138,18 +146,18 @@ examples:
                 color = <LED_COLOR_ID_RGB>;
                 function = LED_FUNCTION_STANDBY;
 
-                led@3 {
-                    reg = <0x3>;
+                led@0 {
+                    reg = <0x0>;
                     color = <LED_COLOR_ID_RED>;
                 };
 
-                led@4 {
-                    reg = <0x4>;
+                led@1 {
+                    reg = <0x1>;
                     color = <LED_COLOR_ID_GREEN>;
                 };
 
-                led@5 {
-                    reg = <0x5>;
+                led@2 {
+                    reg = <0x2>;
                     color = <LED_COLOR_ID_BLUE>;
                 };
             };

-- 
2.30.2