8f9e91ad03
These patches were generated from: https://github.com/raspberrypi/linux/commits/rpi-6.12.y With the following command: git format-patch -N v6.12.27..HEAD (HEAD -> 8d3206ee456a5ecdf9ddbfd8e5e231e4f0cd716e) Exceptions: - (def)configs patches - github workflows patches - applied & reverted patches - readme patches - wireless patches Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
54 lines
1.8 KiB
Diff
54 lines
1.8 KiB
Diff
From d182c5f9011a9f6825df3cfcb44c70020338363d Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Mon, 2 Dec 2024 15:41:21 +0000
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Subject: [PATCH] dtoverlays: Add Arducam override for ov9281
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The Arducam module is slow starting up, so add an override
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to slow the regulator down.
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https://forums.raspberrypi.com/viewtopic.php?t=380236
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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arch/arm/boot/dts/overlays/README | 2 ++
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arch/arm/boot/dts/overlays/ov9281-overlay.dts | 12 +++++++++++-
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2 files changed, 13 insertions(+), 1 deletion(-)
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -3570,6 +3570,8 @@ Params: rotation Mounting
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configuring the sensor (default on)
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cam0 Adopt the default configuration for CAM0 on a
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Compute Module (CSI0, i2c_vc, and cam0_reg).
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+ arducam Slow down the regulator for slow Arducam
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+ modules.
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Name: papirus
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--- a/arch/arm/boot/dts/overlays/ov9281-overlay.dts
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+++ b/arch/arm/boot/dts/overlays/ov9281-overlay.dts
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@@ -63,6 +63,14 @@
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};
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};
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+ reg_frag: fragment@6 {
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+ target = <&cam1_reg>;
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+ __dormant__ {
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+ startup-delay-us = <20000>;
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+ off-on-delay-us = <30000>;
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+ };
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+ };
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+
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__overrides__ {
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rotation = <&cam_node>,"rotation:0";
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orientation = <&cam_node>,"orientation:0";
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@@ -71,7 +79,9 @@
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<&csi_frag>, "target:0=",<&csi0>,
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<&clk_frag>, "target:0=",<&cam0_clk>,
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<&cam_node>, "clocks:0=",<&cam0_clk>,
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- <&cam_node>, "avdd-supply:0=",<&cam0_reg>;
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+ <&cam_node>, "avdd-supply:0=",<&cam0_reg>,
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+ <®_frag>, "target:0=",<&cam0_reg>;
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+ arducam = <0>, "+6";
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};
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};
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