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2e715fb4fc
openwrt/target/linux/bcm27xx/patches-6.1/950-1197-overlays-Add-overlay-for-the-OV64A40-Arducam-Camera-.patch
Marty Jones 2e715fb4fc bcm27xx: update 6.1 patches to latest version 
Add support for BCM2712 (Raspberry Pi 5).
3bb5880ab3
Patches were generated from the diff between linux kernel branch linux-6.1.y
and rpi-6.1.y from raspberry pi kernel source:
- git format-patch linux-6.1.y...rpi-6.1.y

Build system: x86_64
Build-tested: bcm2708, bcm2709, bcm2710, bcm2711
Run-tested: bcm2710/RPi3B, bcm2711/RPi4B

Signed-off-by: Marty Jones <mj8263788@gmail.com>
[Remove applied and reverted patches, squash patches and config commits]
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2024-01-25 17:46:45 +01:00

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From 7f67a45ee7c008c3d8e45fde6fa9c4287fb3bc9e Mon Sep 17 00:00:00 2001
From: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Date: Thu, 20 Jul 2023 13:18:34 +0200
Subject: [PATCH] overlays: Add overlay for the OV64A40 Arducam Camera Module
Arducam have integrated an Omnivision OV64A40 with a ROHM BU64754 VCM
with a Raspberry Pi compatible cable pinout.
Provide an overlay to support the module.
Also add support to the camera mux overlays.
Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
---
arch/arm/boot/dts/overlays/Makefile | 1 +
arch/arm/boot/dts/overlays/README | 25 +++++
.../dts/overlays/camera-mux-2port-overlay.dts | 32 +++++++
.../dts/overlays/camera-mux-4port-overlay.dts | 64 +++++++++++++
.../arm/boot/dts/overlays/ov64a40-overlay.dts | 91 +++++++++++++++++++
arch/arm/boot/dts/overlays/ov64a40.dtsi | 34 +++++++
6 files changed, 247 insertions(+)
create mode 100644 arch/arm/boot/dts/overlays/ov64a40-overlay.dts
create mode 100644 arch/arm/boot/dts/overlays/ov64a40.dtsi
--- a/arch/arm/boot/dts/overlays/Makefile
+++ b/arch/arm/boot/dts/overlays/Makefile
@@ -175,6 +175,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
mz61581.dtbo \
ov2311.dtbo \
ov5647.dtbo \
+ ov64a40.dtbo \
ov7251.dtbo \
ov9281.dtbo \
papirus.dtbo \
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -817,6 +817,7 @@ Params: cam0-arducam-64mp Select A
cam0-imx708 Select IMX708 for camera on port 0
cam0-ov2311 Select OV2311 for camera on port 0
cam0-ov5647 Select OV5647 for camera on port 0
+ cam0-ov64a40 Select OV64A40 for camera on port 0
cam0-ov7251 Select OV7251 for camera on port 0
cam0-ov9281 Select OV9281 for camera on port 0
cam0-imx290-clk-freq Set clock frequency for an IMX290 on port 0
@@ -829,6 +830,7 @@ Params: cam0-arducam-64mp Select A
cam1-imx708 Select IMX708 for camera on port 1
cam1-ov2311 Select OV2311 for camera on port 1
cam1-ov5647 Select OV5647 for camera on port 1
+ cam1-ov64a40 Select OV64A40 for camera on port 1
cam1-ov7251 Select OV7251 for camera on port 1
cam1-ov9281 Select OV9281 for camera on port 1
cam1-imx290-clk-freq Set clock frequency for an IMX290 on port 1
@@ -850,6 +852,7 @@ Params: cam0-arducam-64mp Select A
cam0-imx708 Select IMX708 for camera on port 0
cam0-ov2311 Select OV2311 for camera on port 0
cam0-ov5647 Select OV5647 for camera on port 0
+ cam0-ov64a40 Select OV64A40 for camera on port 0
cam0-ov7251 Select OV7251 for camera on port 0
cam0-ov9281 Select OV9281 for camera on port 0
cam0-imx290-clk-freq Set clock frequency for an IMX290 on port 0
@@ -862,6 +865,7 @@ Params: cam0-arducam-64mp Select A
cam1-imx708 Select IMX708 for camera on port 1
cam1-ov2311 Select OV2311 for camera on port 1
cam1-ov5647 Select OV5647 for camera on port 1
+ cam1-ov64a40 Select OV64A40 for camera on port 1
cam1-ov7251 Select OV7251 for camera on port 1
cam1-ov9281 Select OV9281 for camera on port 1
cam1-imx290-clk-freq Set clock frequency for an IMX290 on port 1
@@ -874,6 +878,7 @@ Params: cam0-arducam-64mp Select A
cam2-imx708 Select IMX708 for camera on port 2
cam2-ov2311 Select OV2311 for camera on port 2
cam2-ov5647 Select OV5647 for camera on port 2
+ cam2-ov64a40 Select OV64A40 for camera on port 2
cam2-ov7251 Select OV7251 for camera on port 2
cam2-ov9281 Select OV9281 for camera on port 2
cam2-imx290-clk-freq Set clock frequency for an IMX290 on port 2
@@ -886,6 +891,7 @@ Params: cam0-arducam-64mp Select A
cam3-imx708 Select IMX708 for camera on port 3
cam3-ov2311 Select OV2311 for camera on port 3
cam3-ov5647 Select OV5647 for camera on port 3
+ cam3-ov64a40 Select OV64A40 for camera on port 3
cam3-ov7251 Select OV7251 for camera on port 3
cam3-ov9281 Select OV9281 for camera on port 3
cam3-imx290-clk-freq Set clock frequency for an IMX290 on port 3
@@ -3222,6 +3228,25 @@ Params: rotation Mounting
vcm Configure a VCM focus drive on the sensor.
+Name: ov64a40
+Info: Arducam OV64A40 camera module.
+ Uses Unicam 1, which is the standard camera connector on most Pi
+ variants.
+Load: dtoverlay=ov64a40,<param>=<val>
+Params: rotation Mounting rotation of the camera sensor (0 or
+ 180, default 0)
+ orientation Sensor orientation (0 = front, 1 = rear,
+ 2 = external, default external)
+ media-controller Configure use of Media Controller API for
+ configuring the sensor (default on)
+ cam0 Adopt the default configuration for CAM0 on a
+ Compute Module (CSI0, i2c_vc, and cam0_reg).
+ vcm Select lens driver state. Default is enabled,
+ but vcm=off will disable.
+ link-frequency Allowable link frequency values to use in Hz:
+ 456000000 (default), 360000000
+
+
Name: ov7251
Info: Omnivision OV7251 camera module.
Uses Unicam 1, which is the standard camera connector on most Pi
--- a/arch/arm/boot/dts/overlays/camera-mux-2port-overlay.dts
+++ b/arch/arm/boot/dts/overlays/camera-mux-2port-overlay.dts
@@ -189,6 +189,16 @@
#undef cam_node
#undef cam_endpoint
#undef cam1_clk
+
+ #define cam_node ov64a40_0
+ #define cam_endpoint ov64a40_0_ep
+ #define vcm_node ov64a40_0_vcm
+ #define cam1_clk clk_24mhz
+ #include "ov64a40.dtsi"
+ #undef cam_node
+ #undef cam_endpoint
+ #undef vcm_node
+ #undef cam1_clk
};
i2c@1 {
@@ -289,6 +299,16 @@
#undef cam_node
#undef cam_endpoint
#undef cam1_clk
+
+ #define cam_node ov64a40_1
+ #define cam_endpoint ov64a40_1_ep
+ #define vcm_node ov64a40_1_vcm
+ #define cam1_clk clk_24mhz
+ #include "ov64a40.dtsi"
+ #undef cam_node
+ #undef cam_endpoint
+ #undef vcm_node
+ #undef cam1_clk
};
};
};
@@ -450,6 +470,12 @@
cam0-ov2311 = <&mux_in0>, "remote-endpoint:0=",<&ov2311_0_ep>,
<&ov2311_0_ep>, "remote-endpoint:0=",<&mux_in0>,
<&ov2311_0>, "status=okay";
+ cam0-ov64a40 = <&mux_in0>, "remote-endpoint:0=",<&ov64a40_0_ep>,
+ <&ov64a40_0_ep>, "remote-endpoint:0=",<&mux_in0>,
+ <&mux_in0>, "clock-noncontinuous?",
+ <&ov64a40_0>, "status=okay",
+ <&ov64a40_0_vcm>, "status=okay",
+ <&ov64a40_0>,"lens-focus:0=", <&ov64a40_0_vcm>;
cam1-arducam-64mp = <&mux_in1>, "remote-endpoint:0=",<&arducam_64mp_1_ep>,
<&arducam_64mp_1_ep>, "remote-endpoint:0=",<&mux_in1>,
@@ -496,6 +522,12 @@
cam1-ov2311 = <&mux_in1>, "remote-endpoint:0=",<&ov2311_1_ep>,
<&ov2311_1_ep>, "remote-endpoint:0=",<&mux_in1>,
<&ov2311_1>, "status=okay";
+ cam1-ov64a40 = <&mux_in1>, "remote-endpoint:0=",<&ov64a40_1_ep>,
+ <&ov64a40_1_ep>, "remote-endpoint:0=",<&mux_in1>,
+ <&mux_in1>, "clock-noncontinuous?",
+ <&ov64a40_1>, "status=okay",
+ <&ov64a40_1_vcm>, "status=okay",
+ <&ov64a40_1>,"lens-focus:0=", <&ov64a40_1_vcm>;
cam0-imx290-clk-freq = <&clk_imx290>,"clock-frequency:0",
<&imx290_0>,"clock-frequency:0";
--- a/arch/arm/boot/dts/overlays/camera-mux-4port-overlay.dts
+++ b/arch/arm/boot/dts/overlays/camera-mux-4port-overlay.dts
@@ -247,6 +247,16 @@
#undef cam_node
#undef cam_endpoint
#undef cam1_clk
+
+ #define cam_node ov64a40_0
+ #define cam_endpoint ov64a40_0_ep
+ #define vcm_node ov64a40_0_vcm
+ #define cam1_clk clk_24mhz
+ #include "ov64a40.dtsi"
+ #undef cam_node
+ #undef cam_endpoint
+ #undef vcm_node
+ #undef cam1_clk
};
i2c@1 {
@@ -347,6 +357,16 @@
#undef cam_node
#undef cam_endpoint
#undef cam1_clk
+
+ #define cam_node ov64a40_1
+ #define cam_endpoint ov64a40_1_ep
+ #define vcm_node ov64a40_1_vcm
+ #define cam1_clk clk_24mhz
+ #include "ov64a40.dtsi"
+ #undef cam_node
+ #undef cam_endpoint
+ #undef vcm_node
+ #undef cam1_clk
};
i2c@2 {
@@ -447,6 +467,16 @@
#undef cam_node
#undef cam_endpoint
#undef cam1_clk
+
+ #define cam_node ov64a40_2
+ #define cam_endpoint ov64a40_2_ep
+ #define vcm_node ov64a40_2_vcm
+ #define cam1_clk clk_24mhz
+ #include "ov64a40.dtsi"
+ #undef cam_node
+ #undef cam_endpoint
+ #undef vcm_node
+ #undef cam1_clk
};
i2c@3 {
@@ -547,6 +577,16 @@
#undef cam_node
#undef cam_endpoint
#undef cam1_clk
+
+ #define cam_node ov64a40_3
+ #define cam_endpoint ov64a40_3_ep
+ #define vcm_node ov64a40_3_vcm
+ #define cam1_clk clk_24mhz
+ #include "ov64a40.dtsi"
+ #undef cam_node
+ #undef cam_endpoint
+ #undef vcm_node
+ #undef cam1_clk
};
};
};
@@ -725,6 +765,12 @@
cam0-ov2311 = <&mux_in0>, "remote-endpoint:0=",<&ov2311_0_ep>,
<&ov2311_0_ep>, "remote-endpoint:0=",<&mux_in0>,
<&ov2311_0>, "status=okay";
+ cam0-ov64a40 = <&mux_in0>, "remote-endpoint:0=",<&ov64a40_0_ep>,
+ <&ov64a40_0_ep>, "remote-endpoint:0=",<&mux_in0>,
+ <&mux_in0>, "clock-noncontinuous?",
+ <&ov64a40_0>, "status=okay",
+ <&ov64a40_0_vcm>, "status=okay",
+ <&ov64a40_0>,"lens-focus:0=", <&ov64a40_0_vcm>;
cam1-arducam-64mp = <&mux_in1>, "remote-endpoint:0=",<&arducam_64mp_1_ep>,
<&arducam_64mp_1_ep>, "remote-endpoint:0=",<&mux_in1>,
@@ -771,6 +817,12 @@
cam1-ov2311 = <&mux_in1>, "remote-endpoint:0=",<&ov2311_1_ep>,
<&ov2311_1_ep>, "remote-endpoint:0=",<&mux_in1>,
<&ov2311_1>, "status=okay";
+ cam1-ov64a40 = <&mux_in1>, "remote-endpoint:0=",<&ov64a40_1_ep>,
+ <&ov64a40_1_ep>, "remote-endpoint:0=",<&mux_in1>,
+ <&mux_in1>, "clock-noncontinuous?",
+ <&ov64a40_1>, "status=okay",
+ <&ov64a40_1_vcm>, "status=okay",
+ <&ov64a40_1>,"lens-focus:0=", <&ov64a40_1_vcm>;
cam2-arducam-64mp = <&mux_in2>, "remote-endpoint:0=",<&arducam_64mp_2_ep>,
<&arducam_64mp_2_ep>, "remote-endpoint:0=",<&mux_in2>,
@@ -817,6 +869,12 @@
cam2-ov2311 = <&mux_in2>, "remote-endpoint:0=",<&ov2311_2_ep>,
<&ov2311_2_ep>, "remote-endpoint:0=",<&mux_in2>,
<&ov2311_2>, "status=okay";
+ cam2-ov64a40 = <&mux_in2>, "remote-endpoint:0=",<&ov64a40_2_ep>,
+ <&ov64a40_2_ep>, "remote-endpoint:0=",<&mux_in2>,
+ <&mux_in2>, "clock-noncontinuous?",
+ <&ov64a40_2>, "status=okay",
+ <&ov64a40_2_vcm>, "status=okay",
+ <&ov64a40_2>,"lens-focus:0=", <&ov64a40_2_vcm>;
cam3-arducam-64mp = <&mux_in3>, "remote-endpoint:0=",<&arducam_64mp_3_ep>,
<&arducam_64mp_3_ep>, "remote-endpoint:0=",<&mux_in3>,
@@ -863,6 +921,12 @@
cam3-ov2311 = <&mux_in3>, "remote-endpoint:0=",<&ov2311_3_ep>,
<&ov2311_3_ep>, "remote-endpoint:0=",<&mux_in3>,
<&ov2311_3>, "status=okay";
+ cam3-ov64a40 = <&mux_in3>, "remote-endpoint:0=",<&ov64a40_3_ep>,
+ <&ov64a40_3_ep>, "remote-endpoint:0=",<&mux_in3>,
+ <&mux_in3>, "clock-noncontinuous?",
+ <&ov64a40_3>, "status=okay",
+ <&ov64a40_3_vcm>, "status=okay",
+ <&ov64a40_3>,"lens-focus:0=", <&ov64a40_3_vcm>;
cam0-imx290-clk-freq = <&clk_imx290>,"clock-frequency:0",
<&imx290_0>,"clock-frequency:0";
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/ov64a40-overlay.dts
@@ -0,0 +1,91 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// Definitions for OV64A40 camera module on VC I2C bus
+/dts-v1/;
+/plugin/;
+
+/{
+ compatible = "brcm,bcm2835";
+
+ i2c_frag: fragment@0 {
+ target = <&i2c_csi_dsi>;
+ __overlay__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ #include "ov64a40.dtsi"
+ };
+ };
+
+ csi_frag: fragment@1 {
+ target = <&csi1>;
+ csi: __overlay__ {
+ status = "okay";
+ brcm,media-controller;
+
+ port{
+ csi_ep: endpoint{
+ remote-endpoint = <&cam_endpoint>;
+ clock-lanes = <0>;
+ data-lanes = <1 2>;
+ };
+ };
+ };
+ };
+
+ fragment@2 {
+ target = <&i2c0if>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+
+ clk_frag: fragment@3 {
+ target = <&cam1_clk>;
+ __overlay__ {
+ clock-frequency = <24000000>;
+ status = "okay";
+ };
+ };
+
+ fragment@4 {
+ target = <&i2c0mux>;
+ __overlay__ {
+ status = "okay";
+ };
+ };
+
+ fragment@5 {
+ target = <&cam_node>;
+ __overlay__ {
+ lens-focus = <&vcm_node>;
+ };
+ };
+
+ __overrides__ {
+ rotation = <&cam_node>,"rotation:0";
+ orientation = <&cam_node>,"orientation:0";
+ media-controller = <&csi>,"brcm,media-controller?";
+ cam0 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi0>,
+ <&csi_frag>, "target:0=",<&csi0>,
+ <&clk_frag>, "target:0=",<&cam0_clk>,
+ <&cam_node>, "clocks:0=",<&cam0_clk>,
+ <&cam_node>, "avdd-supply:0=",<&cam0_reg>,
+ <&vcm_node>, "vdd-supply:0=",<&cam0_reg>;
+ vcm = <&vcm_node>, "status",
+ <0>, "=5";
+ link-frequency = <&cam_endpoint>,"link-frequencies#0";
+ };
+};
+
+&cam_node {
+ status = "okay";
+};
+
+&cam_endpoint {
+ remote-endpoint = <&csi_ep>;
+};
+
+&vcm_node {
+ status = "okay";
+};
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/ov64a40.dtsi
@@ -0,0 +1,34 @@
+// Fragment that configures an OV64A40
+
+cam_node: ov64a40@36 {
+ compatible = "ovti,ov64a40";
+ reg = <0x36>;
+ status = "disabled";
+
+ clocks = <&cam1_clk>;
+ clock-names = "xclk";
+
+ avdd-supply = <&cam1_reg>; /* 2.8v */
+ dovdd-supply = <&cam_dummy_reg>;/* 1.8v */
+ dvdd-supply = <&cam_dummy_reg>; /* 1.1v */
+
+ rotation = <180>;
+ orientation = <2>;
+
+ port {
+ cam_endpoint: endpoint {
+ bus-type = <4>;
+ clock-lanes = <0>;
+ data-lanes = <1 2>;
+ link-frequencies =
+ /bits/ 64 <456000000>;
+ };
+ };
+};
+
+vcm_node: bu64754@76 {
+ compatible = "rohm,bu64754";
+ reg = <0x76>;
+ status = "disabled";
+ vdd-supply = <&cam1_reg>;
+};
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