bcm27xx: import latest patches from the RPi foundation

bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.4/950-0149-media-Documentation-DT-add-device-tree-for-PWDN-cont.patch b/target/linux/bcm27xx/patches-5.4/950-0149-media-Documentation-DT-add-device-tree-for-PWDN-cont.patch
new file mode 100644
index 0000000000..6d2cd03daa
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0149-media-Documentation-DT-add-device-tree-for-PWDN-cont.patch
@@ -0,0 +1,33 @@
+From 574d071603ed49ed9c05a898763869b0e75344bb Mon Sep 17 00:00:00 2001
+From: Dave Stevenson <dave.stevenson@raspberrypi.org>
+Date: Wed, 31 Oct 2018 14:55:59 +0000
+Subject: [PATCH] Documentation: DT: add device tree for PWDN
+ control
+
+Add optional GPIO pwdn to connect to the PWDN line on the sensor.
+
+Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
+---
+ Documentation/devicetree/bindings/media/i2c/ov5647.txt | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+--- a/Documentation/devicetree/bindings/media/i2c/ov5647.txt
++++ b/Documentation/devicetree/bindings/media/i2c/ov5647.txt
+@@ -10,6 +10,9 @@ Required properties:
+ - reg			: I2C slave address of the sensor.
+ - clocks		: Reference to the xclk clock.
+ 
++Optional Properties:
++- pwdn-gpios: reference to the GPIO connected to the pwdn pin, if any.
++
+ The common video interfaces bindings (see video-interfaces.txt) should be
+ used to specify link to the image data receiver. The OV5647 device
+ node should contain one 'port' child node with an 'endpoint' subnode.
+@@ -26,6 +29,7 @@ Example:
+ 			compatible = "ovti,ov5647";
+ 			reg = <0x36>;
+ 			clocks = <&camera_clk>;
++			pwdn-gpios = <&pioE 29 GPIO_ACTIVE_HIGH>;
+ 			port {
+ 				camera_1: endpoint {
+ 					remote-endpoint = <&csi1_ep1>;