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Subject: media: ad5820: DT new optional field enable-gpios
Author: Ricardo Ribalda Delgado <ribalda@xxxxxxxxxx>
Date: Mon Oct 7 10:28:52 2019 -0300
Document new enable-gpio field. It can be used to disable the part
without turning down its regulator.
Cc: devicetree@xxxxxxxxxxxxxxx
Signed-off-by: Ricardo Ribalda Delgado <ribalda@xxxxxxxxxx>
Acked-by: Pavel Machek <pavel@xxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx>
Documentation/devicetree/bindings/media/i2c/ad5820.txt | 6 ++++++
1 file changed, 6 insertions(+)
---
diff --git a/Documentation/devicetree/bindings/media/i2c/ad5820.txt b/Documentation/devicetree/bindings/media/i2c/ad5820.txt
index 5940ca11c021..db596e8eb0ba 100644
--- a/Documentation/devicetree/bindings/media/i2c/ad5820.txt
+++ b/Documentation/devicetree/bindings/media/i2c/ad5820.txt
@@ -8,6 +8,11 @@ Required Properties:
- VANA-supply: supply of voltage for VANA pin
+Optional properties:
+
+ - enable-gpios : GPIO spec for the XSHUTDOWN pin. The XSHUTDOWN signal is
+active low, a high level on the pin enables the device.
+
Example:
ad5820: coil@c {
@@ -15,5 +20,6 @@ Example:
reg = <0x0c>;
VANA-supply = <&vaux4>;
+ enable-gpios = <&msmgpio 26 GPIO_ACTIVE_HIGH>;
};
