diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0890-dtoverlays-Create-an-overlay-for-the-Omnivision-OV72.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0890-dtoverlays-Create-an-overlay-for-the-Omnivision-OV72.patch | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0890-dtoverlays-Create-an-overlay-for-the-Omnivision-OV72.patch b/target/linux/bcm27xx/patches-5.4/950-0890-dtoverlays-Create-an-overlay-for-the-Omnivision-OV72.patch new file mode 100644 index 0000000000..6a4da8f814 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0890-dtoverlays-Create-an-overlay-for-the-Omnivision-OV72.patch @@ -0,0 +1,157 @@ +From 870de3bc0e80a9b79b470a45636437a0078041c1 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.com> +Date: Tue, 7 Jul 2020 16:12:05 +0100 +Subject: [PATCH] dtoverlays: Create an overlay for the Omnivision + OV7251 sensor + +Adds an overlay for the OV7251 VGA global shutter sensor. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> +--- + arch/arm/boot/dts/overlays/Makefile | 1 + + arch/arm/boot/dts/overlays/README | 8 ++ + arch/arm/boot/dts/overlays/ov7251-overlay.dts | 111 ++++++++++++++++++ + 3 files changed, 120 insertions(+) + create mode 100644 arch/arm/boot/dts/overlays/ov7251-overlay.dts + +--- a/arch/arm/boot/dts/overlays/Makefile ++++ b/arch/arm/boot/dts/overlays/Makefile +@@ -115,6 +115,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ + mpu6050.dtbo \ + mz61581.dtbo \ + ov5647.dtbo \ ++ ov7251.dtbo \ + ov9281.dtbo \ + papirus.dtbo \ + pibell.dtbo \ +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -1813,6 +1813,14 @@ Load: dtoverlay=ov5647 + Params: <None> + + ++Name: ov7251 ++Info: Omnivision OV7251 camera module. ++ Uses Unicam 1, which is the standard camera connector on most Pi ++ variants. ++Load: dtoverlay=ov7251 ++Params: <None> ++ ++ + Name: ov9281 + Info: Omnivision OV9281 camera module. + Uses Unicam 1, which is the standard camera connector on most Pi +--- /dev/null ++++ b/arch/arm/boot/dts/overlays/ov7251-overlay.dts +@@ -0,0 +1,111 @@ ++// SPDX-License-Identifier: GPL-2.0-only ++// Definitions for OV7251 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"; ++ ++ ov7251: ov7251@60 { ++ compatible = "ovti,ov7251"; ++ reg = <0x60>; ++ status = "okay"; ++ ++ clocks = <&ov7251_clk>; ++ clock-names = "xclk"; ++ clock-frequency = <24000000>; ++ ++ vdddo-supply = <&ov7251_dovdd>; ++ vdda-supply = <&ov7251_avdd>; ++ vddd-supply = <&ov7251_dvdd>; ++ ++ enable-gpios = <&gpio 41 GPIO_ACTIVE_HIGH>; ++ ++ port { ++ ov7251_0: endpoint { ++ remote-endpoint = <&csi1_ep>; ++ clock-lanes = <0>; ++ data-lanes = <1>; ++ clock-noncontinuous; ++ link-frequencies = ++ /bits/ 64 <456000000>; ++ }; ++ }; ++ }; ++ }; ++ }; ++ ++ fragment@1 { ++ target = <&csi1>; ++ __overlay__ { ++ status = "okay"; ++ ++ port { ++ csi1_ep: endpoint { ++ remote-endpoint = <&ov7251_0>; ++ data-lanes = <1>; ++ }; ++ }; ++ }; ++ }; ++ ++ fragment@2 { ++ target = <&i2c0if>; ++ __overlay__ { ++ status = "okay"; ++ }; ++ }; ++ ++ fragment@3 { ++ target-path="/"; ++ __overlay__ { ++ ov7251_avdd: fixedregulator@0 { ++ compatible = "regulator-fixed"; ++ regulator-name = "ov7251_avdd"; ++ regulator-min-microvolt = <2800000>; ++ regulator-max-microvolt = <2800000>; ++ }; ++ ov7251_dovdd: fixedregulator@1 { ++ compatible = "regulator-fixed"; ++ regulator-name = "ov7251_dovdd"; ++ regulator-min-microvolt = <1800000>; ++ regulator-max-microvolt = <1800000>; ++ }; ++ ov7251_dvdd: fixedregulator@2 { ++ compatible = "regulator-fixed"; ++ regulator-name = "ov7251_dvdd"; ++ regulator-min-microvolt = <1200000>; ++ regulator-max-microvolt = <1200000>; ++ }; ++ ov7251_clk: ov7251-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 = <&ov7251>,"enable-gpios:0"; ++ cam0-pwdn = <&ov7251>,"enable-gpios:4"; ++ }; ++ }; ++}; |