linux-kernel - [PATCH v3 2/3] dt-bindings: iio: humidity: hdc3020: add reset-gpios

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Date: Sun, 03 Mar 2024 22:54:21 +0100
From: Javier Carrasco <javier.carrasco.cruz@...il.com>
To: Jonathan Cameron <jic23@...nel.org>, 
 Lars-Peter Clausen <lars@...afoo.de>, Li peiyu <579lpy@...il.com>, 
 Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: Jonathan Cameron <Jonathan.Cameron@...wei.com>, 
 linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org, 
 devicetree@...r.kernel.org, 
 Javier Carrasco <javier.carrasco.cruz@...il.com>, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v3 2/3] dt-bindings: iio: humidity: hdc3020: add
 reset-gpios

The HDC3020 provides an active low reset signal that is still not
described in the bindings.

Add reset-gpios to the bindings and the example.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@...il.com>
---
 Documentation/devicetree/bindings/iio/humidity/ti,hdc3020.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/humidity/ti,hdc3020.yaml b/Documentation/devicetree/bindings/iio/humidity/ti,hdc3020.yaml
index 8b5dedd1a598..b375d307513f 100644
--- a/Documentation/devicetree/bindings/iio/humidity/ti,hdc3020.yaml
+++ b/Documentation/devicetree/bindings/iio/humidity/ti,hdc3020.yaml
@@ -34,6 +34,9 @@ properties:
   reg:
     maxItems: 1
 
+  reset-gpios:
+    maxItems: 1
+
 required:
   - compatible
   - reg
@@ -43,6 +46,7 @@ additionalProperties: false
 
 examples:
   - |
+    #include <dt-bindings/gpio/gpio.h>
     #include <dt-bindings/interrupt-controller/irq.h>
     i2c {
         #address-cells = <1>;
@@ -54,5 +58,6 @@ examples:
             vdd-supply = <&vcc_3v3>;
             interrupt-parent = <&gpio3>;
             interrupts = <23 IRQ_TYPE_EDGE_RISING>;
+            reset-gpios = <&gpio3 27 GPIO_ACTIVE_LOW>;
         };
     };

-- 
2.40.1