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34 lines
1.2 KiB
Diff
34 lines
1.2 KiB
Diff
From 1c643cbdcfaa7e8b4a52bb8555cce60b48d822a2 Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.org>
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Date: Wed, 31 Oct 2018 14:55:59 +0000
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Subject: [PATCH] Documentation: DT: add device tree for PWDN
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control
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Add optional GPIO pwdn to connect to the PWDN line on the sensor.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
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---
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Documentation/devicetree/bindings/media/i2c/ov5647.txt | 4 ++++
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1 file changed, 4 insertions(+)
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--- a/Documentation/devicetree/bindings/media/i2c/ov5647.txt
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+++ b/Documentation/devicetree/bindings/media/i2c/ov5647.txt
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@@ -10,6 +10,9 @@ Required properties:
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- reg : I2C slave address of the sensor.
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- clocks : Reference to the xclk clock.
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+Optional Properties:
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+- pwdn-gpios: reference to the GPIO connected to the pwdn pin, if any.
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+
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The common video interfaces bindings (see video-interfaces.txt) should be
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used to specify link to the image data receiver. The OV5647 device
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node should contain one 'port' child node with an 'endpoint' subnode.
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@@ -26,6 +29,7 @@ Example:
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compatible = "ovti,ov5647";
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reg = <0x36>;
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clocks = <&camera_clk>;
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+ pwdn-gpios = <&pioE 29 GPIO_ACTIVE_HIGH>;
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port {
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camera_1: endpoint {
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remote-endpoint = <&csi1_ep1>;
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