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dt-bindings: leds: backlight: ktz8866: Add reg property and update example

PATCH Applied Jianhua Lu 4 participants 4 messages Apr 28, 2023 – May 15, 2023

Subsystems (4)
Device tree bindings LED Backlight class/subsystem KTZ8866 backlight driver
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Jianhua Lu

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PATCH 1/1 dt-bindings: leds: backlight: ktz8866: Add reg property and update example

The kinetic,ktz8866 is a I2C driver, so add the missing reg property. And update example to make it clear.

Signed-off-by Jianhua Lu <[email protected]>
---
 .../leds/backlight/kinetic,ktz8866.yaml       | 29 ++++++++++++-------
 1 file changed, 19 insertions(+), 10 deletions(-)
Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml +19 -10
index e1191453c2f0..6ec40cce3f11 100644
@@ -21,6 +21,9 @@ properties:
   compatible:
     const: kinetic,ktz8866
 
+  reg:
+    maxItems: 1
+
   vddpos-supply:
     description: positive boost supply regulator.
 

@@ -53,6 +56,7 @@ properties:
 
 required:
   - compatible
+  - reg
   - vddpos-supply
   - vddneg-supply
   - enable-gpios

@@ -63,14 +67,19 @@ examples:
   - |
     #include <dt-bindings/gpio/gpio.h>
 
-    backlight {
-        compatible = "kinetic,ktz8866";
-
-        vddpos-supply = <&bl_vddpos_5p5>;
-        vddneg-supply = <&bl_vddneg_5p5>;
-        enable-gpios = <&tlmm 139 GPIO_ACTIVE_HIGH>;
-        current-num-sinks = <5>;
-        kinetic,current-ramp-delay-ms = <128>;
-        kinetic,led-enable-ramp-delay-ms = <1>;
-        kinetic,enable-lcd-bias;
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        backlight@11 {
+            compatible = "kinetic,ktz8866";
+            reg = <0x11>;
+            vddpos-supply = <&bl_vddpos_5p5>;
+            vddneg-supply = <&bl_vddneg_5p5>;
+            enable-gpios = <&tlmm 139 GPIO_ACTIVE_HIGH>;
+            current-num-sinks = <5>;
+            kinetic,current-ramp-delay-ms = <128>;
+            kinetic,led-enable-ramp-delay-ms = <1>;
+            kinetic,enable-lcd-bias;
+        };
     };
Signature · 1 line
2.39.2
maintainer Applied
#3 lore raw
In reply to Jianhua Lu
Quoted 7 lines · Jianhua Lu

The kinetic,ktz8866 is a I2C driver, so add the missing reg property. And update example to make it clear.

Signed-off-by Jianhua Lu <[email protected]>
---
 .../leds/backlight/kinetic,ktz8866.yaml       | 29 ++++++++++++-------
 1 file changed, 19 insertions(+), 10 deletions(-)

Applied, thanks

Signature · 1 line
Lee Jones [李琼斯]