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Date:   Tue, 25 Aug 2020 16:22:06 +0800
From:   Grant Feng <von81@....com>
To:     von81@....com, jacek.anaszewski@...il.com, pavel@....cz,
        dmurphy@...com, robh+dt@...nel.org, linux-leds@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 2/2] DT: leds: Add an optional property named 'shutdown-gpios'

The chip enters hardware shutdown when the SDB pin is pulled low.
The chip releases hardware shutdown when the SDB pin is pulled high.

Signed-off-by: Grant Feng <von81@....com>
---
 Documentation/devicetree/bindings/leds/leds-is31fl319x.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/leds/leds-is31fl319x.txt b/Documentation/devicetree/bindings/leds/leds-is31fl319x.txt
index fc2603484544..676d43ec8169 100644
--- a/Documentation/devicetree/bindings/leds/leds-is31fl319x.txt
+++ b/Documentation/devicetree/bindings/leds/leds-is31fl319x.txt
@@ -16,6 +16,7 @@ Optional properties:
 - audio-gain-db : audio gain selection for external analog modulation input.
 	Valid values: 0 - 21, step by 3 (rounded down)
 	Default: 0
+- shutdown-gpios : Specifier of the GPIO connected to SDB pin of the chip.
 
 Each led is represented as a sub-node of the issi,is31fl319x device.
 There can be less leds subnodes than the chip can support but not more.
@@ -44,6 +45,7 @@ fancy_leds: leds@65 {
 	#address-cells = <1>;
 	#size-cells = <0>;
 	reg = <0x65>;
+	shutdown-gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>;
 
 	red_aux: led@1 {
 		label = "red:aux";
-- 
2.17.1


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