[PATCH v3 1/7] dt-bindings: backlight: qcom-wled: Document ovp values for PMI8994

From: Barnabás Czémán

Date: Fri Jan 16 2026 - 02:10:17 EST


Document ovp values supported by wled found in PMI8994.

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxxxxx>
Signed-off-by: Barnabás Czémán <barnabas.czeman@xxxxxxxxxxxxxx>
---
.../bindings/leds/backlight/qcom-wled.yaml | 22 ++++++++++++++++++++--
1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
index a8490781011d..19166186a1ff 100644
--- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
+++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
@@ -98,8 +98,8 @@ properties:
description: |
Over-voltage protection limit. This property is for WLED4 only.
$ref: /schemas/types.yaml#/definitions/uint32
- enum: [ 18100, 19600, 29600, 31100 ]
- default: 29600
+ minimum: 17800
+ maximum: 31100

qcom,num-strings:
description: |
@@ -239,6 +239,24 @@ allOf:
minimum: 0
maximum: 4095

+ - if:
+ properties:
+ compatible:
+ contains:
+ const: qcom,pmi8994-wled
+
+ then:
+ properties:
+ qcom,ovp-millivolt:
+ enum: [ 17800, 19400, 29500, 31000 ]
+ default: 29500
+
+ else:
+ properties:
+ qcom,ovp-millivolt:
+ enum: [ 18100, 19600, 29600, 31100 ]
+ default: 29600
+
required:
- compatible
- reg

--
2.52.0