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-rw-r--r--target/linux/bcm27xx/patches-5.4/950-0721-dtoverlays-Add-IMX477-sensor-overlay.patch156
1 files changed, 156 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0721-dtoverlays-Add-IMX477-sensor-overlay.patch b/target/linux/bcm27xx/patches-5.4/950-0721-dtoverlays-Add-IMX477-sensor-overlay.patch
new file mode 100644
index 0000000000..0d5ea3c188
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0721-dtoverlays-Add-IMX477-sensor-overlay.patch
@@ -0,0 +1,156 @@
+From 738defbb964c5d2a34b08c24ac0e7fd4afb16173 Mon Sep 17 00:00:00 2001
+From: Naushir Patuck <naush@raspberrypi.com>
+Date: Thu, 7 May 2020 15:50:04 +0100
+Subject: [PATCH] dtoverlays: Add IMX477 sensor overlay
+
+Add an overlay for the Sony IMX477 CMOS sensor device.
+Also update overlay README and Makefile.
+
+Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
+---
+ arch/arm/boot/dts/overlays/Makefile | 1 +
+ arch/arm/boot/dts/overlays/README | 8 ++
+ arch/arm/boot/dts/overlays/imx477-overlay.dts | 110 ++++++++++++++++++
+ 3 files changed, 119 insertions(+)
+ create mode 100644 arch/arm/boot/dts/overlays/imx477-overlay.dts
+
+--- a/arch/arm/boot/dts/overlays/Makefile
++++ b/arch/arm/boot/dts/overlays/Makefile
+@@ -85,6 +85,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
+ i2s-gpio28-31.dtbo \
+ ilitek251x.dtbo \
+ imx219.dtbo \
++ imx477.dtbo \
+ iqaudio-codec.dtbo \
+ iqaudio-dac.dtbo \
+ iqaudio-dacplus.dtbo \
+--- a/arch/arm/boot/dts/overlays/README
++++ b/arch/arm/boot/dts/overlays/README
+@@ -1390,6 +1390,14 @@ Load: dtoverlay=imx219
+ Params: <None>
+
+
++Name: imx477
++Info: Sony IMX477 camera module.
++ Uses Unicam 1, which is the standard camera connector on most Pi
++ variants.
++Load: dtoverlay=imx477
++Params: <None>
++
++
+ Name: iqaudio-codec
+ Info: Configures the IQaudio Codec audio card
+ Load: dtoverlay=iqaudio-codec
+--- /dev/null
++++ b/arch/arm/boot/dts/overlays/imx477-overlay.dts
+@@ -0,0 +1,110 @@
++// SPDX-License-Identifier: GPL-2.0-only
++// Definitions for IMX477 camera module on VC I2C bus
++/dts-v1/;
++/plugin/;
++
++#include <dt-bindings/gpio/gpio.h>
++
++/{
++ compatible = "brcm,bcm2835";
++
++ fragment@0 {
++ target = <&i2c_csi_dsi>;
++ __overlay__ {
++ #address-cells = <1>;
++ #size-cells = <0>;
++ status = "okay";
++
++ imx477: imx477@1a {
++ compatible = "sony,imx477";
++ reg = <0x1a>;
++ status = "okay";
++
++ clocks = <&imx477_clk>;
++ clock-names = "xclk";
++
++ VANA-supply = <&imx477_vana>; /* 2.8v */
++ VDIG-supply = <&imx477_vdig>; /* 1.05v */
++ VDDL-supply = <&imx477_vddl>; /* 1.8v */
++
++ port {
++ imx477_0: endpoint {
++ remote-endpoint = <&csi1_ep>;
++ clock-lanes = <0>;
++ data-lanes = <1 2>;
++ clock-noncontinuous;
++ link-frequencies =
++ /bits/ 64 <450000000>;
++ };
++ };
++ };
++ };
++ };
++
++ fragment@1 {
++ target = <&csi1>;
++ __overlay__ {
++ status = "okay";
++
++ port {
++ csi1_ep: endpoint {
++ remote-endpoint = <&imx477_0>;
++ };
++ };
++ };
++ };
++
++ fragment@2 {
++ target = <&i2c0if>;
++ __overlay__ {
++ status = "okay";
++ };
++ };
++
++ fragment@3 {
++ target-path="/";
++ __overlay__ {
++ imx477_vana: fixedregulator@0 {
++ compatible = "regulator-fixed";
++ regulator-name = "imx477_vana";
++ regulator-min-microvolt = <2800000>;
++ regulator-max-microvolt = <2800000>;
++ gpio = <&gpio 41 GPIO_ACTIVE_HIGH>;
++ enable-active-high;
++ startup-delay-us = <300000>;
++ };
++ imx477_vdig: fixedregulator@1 {
++ compatible = "regulator-fixed";
++ regulator-name = "imx477_vdig";
++ regulator-min-microvolt = <1050000>;
++ regulator-max-microvolt = <1050000>;
++ };
++ imx477_vddl: fixedregulator@2 {
++ compatible = "regulator-fixed";
++ regulator-name = "imx477_vddl";
++ regulator-min-microvolt = <1800000>;
++ regulator-max-microvolt = <1800000>;
++ };
++ imx477_clk: camera-clk {
++ compatible = "fixed-clock";
++ #clock-cells = <0>;
++ clock-frequency = <24000000>;
++ };
++ };
++ };
++
++ fragment@4 {
++ target = <&i2c0mux>;
++ __overlay__ {
++ status = "okay";
++ };
++ };
++
++ fragment@5 {
++ target-path="/__overrides__";
++ __overlay__ {
++ cam0-pwdn-ctrl = <&imx477_vana>,"gpio:0";
++ cam0-pwdn = <&imx477_vana>,"gpio:4";
++ };
++ };
++};