Thread (14 messages) flat view 14 messages, 2 authors, 2026-01-20

Re: [PATCH v1 1/2] dt-bindings: backlight: gpio-backlight: allow multiple GPIOs

From: Daniel Thompson <hidden>
Date: 2026-01-05 09:55:05
Also in: dri-devel, linux-devicetree, linux-leds, lkml

On Mon, Jan 05, 2026 at 02:21:19PM +0530, Sudarshan Shetty wrote:
quoted hunk ↗ jump to hunk
Update the gpio-backlight binding to support configurations that require
more than one GPIO for enabling/disabling the backlight.

Signed-off-by: Sudarshan Shetty <redacted>
---
 .../bindings/leds/backlight/gpio-backlight.yaml      | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/leds/backlight/gpio-backlight.yaml b/Documentation/devicetree/bindings/leds/backlight/gpio-backlight.yaml
index 584030b6b0b9..1483ce4a3480 100644
--- a/Documentation/devicetree/bindings/leds/backlight/gpio-backlight.yaml
+++ b/Documentation/devicetree/bindings/leds/backlight/gpio-backlight.yaml
@@ -17,7 +17,8 @@ properties:

   gpios:
     description: The gpio that is used for enabling/disabling the backlight.
-    maxItems: 1
+    minItems: 1
+    maxItems: 2
Why 2?


Daniel.
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