From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ricardo Ribalda Delgado Subject: [PATCH v4 3/7] [media] ad5820: DT new optional field enable-gpios Date: Thu, 20 Sep 2018 22:47:47 +0200 Message-ID: <20180920204751.29117-3-ricardo.ribalda@gmail.com> References: <20180920204751.29117-1-ricardo.ribalda@gmail.com> Return-path: In-Reply-To: <20180920204751.29117-1-ricardo.ribalda@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Pavel Machek , Sakari Ailus , Mauro Carvalho Chehab , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Hans Verkuil , Laurent Pinchart Cc: Ricardo Ribalda Delgado , devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org Document new enable-gpio field. It can be used to disable the part without turning down its regulator. Cc: devicetree@vger.kernel.org Signed-off-by: Ricardo Ribalda Delgado Acked-by: Pavel Machek --- Documentation/devicetree/bindings/media/i2c/ad5820.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/media/i2c/ad5820.txt b/Documentation/devicetree/bindings/media/i2c/ad5820.txt index 5940ca11c021..9ccd96d3d5f0 100644 --- a/Documentation/devicetree/bindings/media/i2c/ad5820.txt +++ b/Documentation/devicetree/bindings/media/i2c/ad5820.txt @@ -8,6 +8,12 @@ Required Properties: - VANA-supply: supply of voltage for VANA pin +Optional properties: + + - enable-gpios : GPIO spec for the XSHUTDOWN pin. Note that the polarity of +the enable GPIO is the opposite of the XSHUTDOWN pin (asserting the enable +GPIO deasserts the XSHUTDOWN signal and vice versa). + Example: ad5820: coil@c { @@ -15,5 +21,6 @@ Example: reg = <0x0c>; VANA-supply = <&vaux4>; + enable-gpios = <&msmgpio 26 GPIO_ACTIVE_HIGH>; }; -- 2.18.0