diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0741-dtoverlays-Add-an-overlay-for-the-Infineon-IRS1125.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0741-dtoverlays-Add-an-overlay-for-the-Infineon-IRS1125.patch | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0741-dtoverlays-Add-an-overlay-for-the-Infineon-IRS1125.patch b/target/linux/brcm2708/patches-4.19/950-0741-dtoverlays-Add-an-overlay-for-the-Infineon-IRS1125.patch new file mode 100644 index 0000000000..1202d10d31 --- /dev/null +++ b/target/linux/brcm2708/patches-4.19/950-0741-dtoverlays-Add-an-overlay-for-the-Infineon-IRS1125.patch @@ -0,0 +1,149 @@ +From 89af5d7df7f548744bd675d96295c0f45e24b31f Mon Sep 17 00:00:00 2001 +From: Markus Proeller <markus.proeller@pieye.org> +Date: Thu, 10 Oct 2019 19:13:02 +0200 +Subject: [PATCH] dtoverlays: Add an overlay for the Infineon IRS1125 + +The Infineon IRS1125 is a CSI2 time of flight depth sensor +which has a suitable V4L2 subdevice driver. + +Add an overlay for configuring it. + +Signed-off-by: Markus Proeller <markus.proeller@pieye.org> +--- + arch/arm/boot/dts/overlays/Makefile | 1 + + arch/arm/boot/dts/overlays/README | 12 +++ + .../arm/boot/dts/overlays/irs1125-overlay.dts | 97 +++++++++++++++++++ + 3 files changed, 110 insertions(+) + create mode 100644 arch/arm/boot/dts/overlays/irs1125-overlay.dts + +--- a/arch/arm/boot/dts/overlays/Makefile ++++ b/arch/arm/boot/dts/overlays/Makefile +@@ -83,6 +83,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ + iqaudio-dac.dtbo \ + iqaudio-dacplus.dtbo \ + iqaudio-digi-wm8804-audio.dtbo \ ++ irs1125.dtbo \ + jedec-spi-nor.dtbo \ + justboom-dac.dtbo \ + justboom-digi.dtbo \ +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -1347,6 +1347,18 @@ Params: card_name Override + dai stream name. + + ++Name: irs1125 ++Info: Infineon irs1125 TOF camera module. ++ Uses Unicam 1, which is the standard camera connector on most Pi ++ variants. ++Load: dtoverlay=irs1125,<param>=<val> ++Params: i2c_pins_0_1 Use pins 0&1 for the I2C instead of 44&45. ++ Useful on Compute Modules. ++ ++ i2c_pins_28_29 Use pins 28&29 for the I2C instead of 44&45. ++ This is required for Pi B+, 2, 0, and 0W. ++ ++ + Name: jedec-spi-nor + Info: Adds support for JEDEC-compliant SPI NOR flash devices. (Note: The + "jedec,spi-nor" kernel driver was formerly known as "m25p80".) +--- /dev/null ++++ b/arch/arm/boot/dts/overlays/irs1125-overlay.dts +@@ -0,0 +1,97 @@ ++// SPDX-License-Identifier: GPL-2.0-only ++// Definitions for IRS1125 camera module on VC I2C bus ++/dts-v1/; ++/plugin/; ++ ++/{ ++ compatible = "brcm,bcm2835"; ++ ++ fragment@0 { ++ target = <&i2c_vc>; ++ __overlay__ { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ status = "okay"; ++ ++ irs1125: irs1125@3D { ++ compatible = "infineon,irs1125"; ++ reg = <0x3D>; ++ status = "okay"; ++ ++ pwdn-gpios = <&gpio 5 0>; ++ clocks = <&irs1125_clk>; ++ ++ irs1125_clk: camera-clk { ++ compatible = "fixed-clock"; ++ #clock-cells = <0>; ++ clock-frequency = <26000000>; ++ }; ++ ++ port { ++ irs1125_0: endpoint { ++ remote-endpoint = <&csi1_ep>; ++ clock-lanes = <0>; ++ data-lanes = <1 2>; ++ clock-noncontinuous; ++ link-frequencies = ++ /bits/ 64 <297000000>; ++ }; ++ }; ++ }; ++ }; ++ }; ++ ++ fragment@1 { ++ target = <&csi1>; ++ __overlay__ { ++ status = "okay"; ++ ++ port { ++ csi1_ep: endpoint { ++ remote-endpoint = <&irs1125_0>; ++ }; ++ }; ++ }; ++ }; ++ ++ fragment@2 { ++ target = <&i2c0_pins>; ++ __dormant__ { ++ brcm,pins = <28 29>; ++ brcm,function = <4>; /* alt0 */ ++ }; ++ }; ++ fragment@3 { ++ target = <&i2c0_pins>; ++ __overlay__ { ++ brcm,pins = <44 45>; ++ brcm,function = <5>; /* alt1 */ ++ }; ++ }; ++ fragment@4 { ++ target = <&i2c0_pins>; ++ __dormant__ { ++ brcm,pins = <0 1>; ++ brcm,function = <4>; /* alt0 */ ++ }; ++ }; ++ fragment@5 { ++ target = <&i2c_vc>; ++ __overlay__ { ++ status = "okay"; ++ }; ++ }; ++ ++ fragment@6 { ++ target-path="/__overrides__"; ++ __overlay__ { ++ cam0-pwdn-ctrl = <&irs1125>,"pwdn-gpios:0"; ++ cam0-pwdn = <&irs1125>,"pwdn-gpios:4"; ++ }; ++ }; ++ ++ __overrides__ { ++ i2c_pins_0_1 = <0>,"-2-3+4"; ++ i2c_pins_28_29 = <0>,"+2-3-4"; ++ }; ++}; |