linux-kernel - [PATCH RFC 1/4] leds: dt-bindings: add disk trigger led pattern

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Message-Id: <20260123-ledtrig_disk_-v1-1-07004756467b@posteo.de>
Date: Fri, 23 Jan 2026 19:05:05 +0000
From: Markus Probst <markus.probst@...teo.de>
To: Lee Jones <lee@...nel.org>, Pavel Machek <pavel@...nel.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Jacek Anaszewski <jacek.anaszewski@...il.com>, 
 Damien Le Moal <dlemoal@...nel.org>, Niklas Cassel <cassel@...nel.org>, 
 John Garry <john.g.garry@...cle.com>, Jason Yan <yanaijie@...wei.com>, 
 "James E.J. Bottomley" <James.Bottomley@...senPartnership.com>, 
 "Martin K. Petersen" <martin.petersen@...cle.com>
Cc: Pavel Machek <pavel@....cz>, linux-leds@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-ide@...r.kernel.org, linux-scsi@...r.kernel.org, 
 Markus Probst <markus.probst@...teo.de>
Subject: [PATCH RFC 1/4] leds: dt-bindings: add disk trigger led pattern

Document the disk trigger led pattern.

Signed-off-by: Markus Probst <markus.probst@...teo.de>
---
 Documentation/devicetree/bindings/leds/common.yaml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/leds/common.yaml b/Documentation/devicetree/bindings/leds/common.yaml
index f4e44b33f56d..d0f2fee7622c 100644
--- a/Documentation/devicetree/bindings/leds/common.yaml
+++ b/Documentation/devicetree/bindings/leds/common.yaml
@@ -144,6 +144,8 @@ properties:
       Each trigger may parse this property differently:
         - one-shot : two numbers specifying delay on and delay off (in ms),
         - timer : two numbers specifying delay on and delay off (in ms),
+        - disk : three numbers specifying delay on, delay off (in ms)
+          and invert (0 or 1),
         - pattern : the pattern is given by a series of tuples, of
           brightness and duration (in ms).  The exact format is
           described in:
@@ -151,7 +153,7 @@ properties:
     $ref: /schemas/types.yaml#/definitions/uint32-matrix
     items:
       minItems: 2
-      maxItems: 2
+      maxItems: 3

   led-max-microamp:
     description:

-- 
2.52.0