target/linux/brcm2708/patches-4.14/950-0322-ov5647-dt-add-device-tree-for-PWDN-control.patch

   1 From 09036bbc1f3f3c80cc9f611e4b1fc138a87b9743 Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.org>
   3 Date: Thu, 18 May 2017 15:37:49 +0100
   4 Subject: [PATCH 322/454] ov5647: dt: add device tree for PWDN control
   5
   6 Add optional GPIO pwdn to connect to the PWDN line on the sensor.
   7
   8 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
   9 ---
  10  Documentation/devicetree/bindings/media/i2c/ov5647.txt | 4 ++++
  11  1 file changed, 4 insertions(+)
  12
  13 --- a/Documentation/devicetree/bindings/media/i2c/ov5647.txt
  14 +++ b/Documentation/devicetree/bindings/media/i2c/ov5647.txt
  15 @@ -10,6 +10,9 @@ Required properties:
  16  - reg                  : I2C slave address of the sensor.
  17  - clocks               : Reference to the xclk clock.
  18
  19 +Optional Properties:
  20 +- pwdn-gpios: reference to the GPIO connected to the pwdn pin, if any.
  21 +
  22  The common video interfaces bindings (see video-interfaces.txt) should be
  23  used to specify link to the image data receiver. The OV5647 device
  24  node should contain one 'port' child node with an 'endpoint' subnode.
  25 @@ -26,6 +29,7 @@ Example:
  26                         compatible = "ovti,ov5647";
  27                         reg = <0x36>;
  28                         clocks = <&camera_clk>;
  29 +                       pwdn-gpios = <&pioE 29 GPIO_ACTIVE_HIGH>;
  30                         port {
  31                                 camera_1: endpoint {
  32                                         remote-endpoint = <&csi1_ep1>;