148 lines
3.9 KiB
Diff
148 lines
3.9 KiB
Diff
From f76b8590a1808ae27ce687b2ab5eedb3cd4b3149 Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Fri, 25 Feb 2022 18:16:26 +0000
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Subject: [PATCH] dtoverlays: Add overlay for Omnivision OV2311 image
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sensor
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Adds an overlay for the OV2311 1600x1300 monochrome global
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shutter image sensor.
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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/Makefile | 1 +
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arch/arm/boot/dts/overlays/README | 15 +++
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arch/arm/boot/dts/overlays/ov2311-overlay.dts | 93 +++++++++++++++++++
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3 files changed, 109 insertions(+)
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create mode 100644 arch/arm/boot/dts/overlays/ov2311-overlay.dts
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--- a/arch/arm/boot/dts/overlays/Makefile
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+++ b/arch/arm/boot/dts/overlays/Makefile
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@@ -139,6 +139,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
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mmc.dtbo \
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mpu6050.dtbo \
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mz61581.dtbo \
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+ ov2311.dtbo \
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ov5647.dtbo \
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ov7251.dtbo \
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ov9281.dtbo \
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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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@@ -2421,6 +2421,21 @@ Params: speed Display
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xohms Touchpanel sensitivity (X-plate resistance)
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+Name: ov2311
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+Info: Omnivision OV2311 camera module.
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+ Uses Unicam 1, which is the standard camera connector on most Pi
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+ variants.
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+Load: dtoverlay=ov2311,<param>=<val>
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+Params: rotation Mounting rotation of the camera sensor (0 or
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+ 180, default 0)
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+ orientation Sensor orientation (0 = front, 1 = rear,
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+ 2 = external, default external)
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+ media-controller Configure use of Media Controller API for
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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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+
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+
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Name: ov5647
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Info: Omnivision OV5647 camera module.
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Uses Unicam 1, which is the standard camera connector on most Pi
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/ov2311-overlay.dts
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@@ -0,0 +1,93 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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+// Definitions for OV2311 camera module on VC I2C bus
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+/dts-v1/;
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+/plugin/;
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+
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+#include <dt-bindings/gpio/gpio.h>
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+
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+/{
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+ compatible = "brcm,bcm2835";
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+
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+ i2c_frag: fragment@0 {
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+ target = <&i2c_csi_dsi>;
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+ __overlay__ {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+
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+ ov2311: ov2311@60 {
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+ compatible = "ovti,ov2311";
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+ reg = <0x60>;
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+ status = "okay";
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+
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+ clocks = <&cam1_clk>;
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+ clock-names = "xvclk";
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+
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+ avdd-supply = <&cam1_reg>;
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+ dovdd-supply = <&cam_dummy_reg>;
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+ dvdd-supply = <&cam_dummy_reg>;
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+
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+ rotation = <0>;
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+ orientation = <2>;
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+
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+ port {
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+ ov2311_0: endpoint {
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+ remote-endpoint = <&csi1_ep>;
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+ clock-lanes = <0>;
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+ data-lanes = <1 2>;
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+ link-frequencies =
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+ /bits/ 64 <400000000>;
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+ };
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+ };
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+ };
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+ };
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+ };
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+
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+ csi_frag: fragment@1 {
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+ target = <&csi1>;
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+ csi: __overlay__ {
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+ status = "okay";
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+ brcm,media-controller;
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+
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+ port {
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+ csi1_ep: endpoint {
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+ remote-endpoint = <&ov2311_0>;
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+ data-lanes = <1 2>;
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+ };
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+ };
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+ };
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+ };
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+
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+ fragment@2 {
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+ target = <&i2c0if>;
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+ __overlay__ {
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+ status = "okay";
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+ };
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+ };
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+
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+ fragment@3 {
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+ target = <&i2c0mux>;
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+ __overlay__ {
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+ status = "okay";
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+ };
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+ };
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+
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+ clk_frag: fragment@4 {
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+ target = <&cam1_clk>;
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+ __overlay__ {
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+ status = "okay";
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+ clock-frequency = <24000000>;
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+ };
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+ };
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+
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+ __overrides__ {
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+ rotation = <&ov2311>,"rotation:0";
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+ orientation = <&ov2311>,"orientation:0";
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+ media-controller = <&csi>,"brcm,media-controller?";
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+ cam0 = <&i2c_frag>, "target:0=",<&i2c_vc>,
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+ <&csi_frag>, "target:0=",<&csi0>,
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+ <&clk_frag>, "target:0=",<&cam0_clk>,
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+ <&ov2311>, "clocks:0=",<&cam0_clk>,
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+ <&ov2311>, "avdd-supply:0=",<&cam0_reg>;
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+ };
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+};
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