linux-kernel - [PATCH v2 4/5] dt-bindings: leds: Add pattern initialization from Device Tree

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Message-Id: <1544434201-14190-5-git-send-email-krzk@kernel.org>
Date:   Mon, 10 Dec 2018 10:30:00 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Pavel Machek <pavel@....cz>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Baolin Wang <baolin.wang@...aro.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        linux-leds@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 4/5] dt-bindings: leds: Add pattern initialization from Device Tree

Document new linux,trigger-pattern property for initialization of LED
pattern trigger.

Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
---
 Documentation/devicetree/bindings/leds/common.txt | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/leds/common.txt b/Documentation/devicetree/bindings/leds/common.txt
index aa1399814a2a..4c65e854bb91 100644
--- a/Documentation/devicetree/bindings/leds/common.txt
+++ b/Documentation/devicetree/bindings/leds/common.txt
@@ -37,6 +37,13 @@ Optional properties for child nodes:
      "ide-disk" - LED indicates IDE disk activity (deprecated),
                   in new implementations use "disk-activity"
      "timer" - LED flashes at a fixed, configurable rate
+     "pattern" - LED alters the brightness for the specified duration with one
+                 software timer (see
+                 Documentation/ABI/testing/sysfs-class-led-trigger-pattern)
+
+- linux,trigger-pattern : Default pattern for "pattern" trigger (see
+                          Documentation/ABI/testing/sysfs-class-led-trigger-pattern
+                          for description of format)
 
 - led-max-microamp : Maximum LED supply current in microamperes. This property
                      can be made mandatory for the board configurations
-- 
2.7.4