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From: Grant Feng <von81@163.com>
To: von81@163.com, jacek.anaszewski@gmail.com, pavel@ucw.cz,
	dmurphy@ti.com, robh+dt@kernel.org, linux-leds@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 2/2] leds: Add an optional property named 'sdb-gpios'
Date: Sat,  8 Aug 2020 10:04:39 +0800	[thread overview]
Message-ID: <20200808020439.20606-2-von81@163.com> (raw)
In-Reply-To: <20200808020439.20606-1-von81@163.com>

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@163.com>
---
 Documentation/devicetree/bindings/leds/leds-is31fl32xx.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/leds/leds-is31fl32xx.txt b/Documentation/devicetree/bindings/leds/leds-is31fl32xx.txt
index 926c2117942c..94f02827fd83 100644
--- a/Documentation/devicetree/bindings/leds/leds-is31fl32xx.txt
+++ b/Documentation/devicetree/bindings/leds/leds-is31fl32xx.txt
@@ -15,6 +15,8 @@ Required properties:
 - reg: I2C slave address
 - address-cells : must be 1
 - size-cells : must be 0
+- sdb-gpios : (optional)
+  Specifier of the GPIO connected to SDB pin.
 
 LED sub-node properties:
 - reg : LED channel number (1..N)
@@ -31,6 +33,7 @@ is31fl3236: led-controller@3c {
 	reg = <0x3c>;
 	#address-cells = <1>;
 	#size-cells = <0>;
+	sdb-gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>;
 
 	led@1 {
 		reg = <1>;
-- 
2.17.1



  reply	other threads:[~2020-08-08  2:05 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-08  2:04 [PATCH v2 1/2] leds: is31fl32xx: Add sdb pin and generate a 5ms low pulse when startup Grant Feng
2020-08-08  2:04 ` Grant Feng [this message]
2020-08-08  3:37 [PATCH v2 1/2] leds: is31fl319x: " Grant Feng
2020-08-08  3:37 ` [PATCH v2 2/2] leds: Add an optional property named 'sdb-gpios' Grant Feng
2020-08-24 22:21   ` Rob Herring
2020-08-25  8:05     ` Grant Feng

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