From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ricardo Ribalda Delgado Subject: [PATCH v8 2/6] media: ad5820: DT new optional field enable-gpios Date: Mon, 7 Oct 2019 15:28:52 +0200 Message-ID: <20191007132856.27948-3-ribalda@kernel.org> References: <20191007132856.27948-1-ribalda@kernel.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20191007132856.27948-1-ribalda@kernel.org> 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 Cc: Ricardo Ribalda Delgado , devicetree@vger.kernel.org, Laurent Pinchart , Rob Herring 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 Reviewed-by: Laurent Pinchart Reviewed-by: Rob Herring --- 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>; }; -- 2.23.0