raspi/linux
1
0
Fork 1
mirror of https://github.com/raspberrypi/linux.git synced 2025-12-06 10:00:17 +00:00
Code Issues Projects Releases Wiki Activity

arm: dts: overlays: Add external trigger mode support

Browse Source 
Adds DT property `trigger-mode` to enable FSIN-triggered frame capture.
Includes overlay and README update for ov9281_trig.

Signed-off-by: Omer Faruk Edemen <ofedemen@lectrontech.com>
This commit is contained in:
Omer Faruk Edemen
2025-09-08 10:10:37 +03:00
committed by Dom Cobley
parent a9dbd730e4
commit fd2ef15d4b
3 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/arm/boot/dts/overlays/README
View File

@@ -3737,6 +3737,10 @@ Params: rotation Mounting rotation of the camera sensor (0 or
clk-continuous Switch to continuous mode on the CSI clock lane, clk-continuous Switch to continuous mode on the CSI clock lane,
which increases the maximum frame rate slightly. which increases the maximum frame rate slightly.
Appears not to work on Pi3. Appears not to work on Pi3.
trigger-mode Enable external trigger mode (0 = normal,
1 = triggered). In this mode, the sensor outputs
a frame only when triggered by a rising edge
on the FSIN input pin.
Name: papirus Name: papirus

1
arch/arm/boot/dts/overlays/ov9281-overlay.dts
View File

@@ -96,6 +96,7 @@
<&reg_frag>, "target:0=",<&cam0_reg>; <&reg_frag>, "target:0=",<&cam0_reg>;
arducam = <0>, "+6"; arducam = <0>, "+6";
clk-continuous = <0>, "-7-8"; clk-continuous = <0>, "-7-8";
trigger-mode = <&cam_node>, "trigger-mode:0";
}; };
}; };

1
arch/arm/boot/dts/overlays/ov9281.dtsi
View File

@@ -14,6 +14,7 @@ cam_node: ov9281@60 {
rotation = <0>; rotation = <0>;
orientation = <2>; orientation = <2>;
trigger-mode = <0>;
port { port {
cam_endpoint: endpoint { cam_endpoint: endpoint {