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] leds: Add an optional property named 'sdb-gpios'
Date: Thu, 6 Aug 2020 12:10:49 +0800 [thread overview]
Message-ID: <20200806041049.19255-1-von81@163.com> (raw)
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:[~2020-08-06 4:12 UTC|newest]
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