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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/raspberrypi,pispbe.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Raspberry Pi PiSP Image Signal Processor (ISP) Back End
maintainers:
- Raspberry Pi Kernel Maintenance <kernel-list@raspberrypi.com>
- Jacopo Mondi <jacopo.mondi@ideasonboard.com>
description: |
The Raspberry Pi PiSP Image Signal Processor (ISP) Back End is an image
processor that fetches images in Bayer or Grayscale format from DRAM memory
in tiles and produces images consumable by applications.
The full ISP documentation is available at
https://datasheets.raspberrypi.com/camera/raspberry-pi-image-signal-processor-specification.pdf
properties:
compatible:
items:
- enum:
- brcm,bcm2712-pispbe
- const: raspberrypi,pispbe
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
maxItems: 1
iommus:
maxItems: 1
required:
- compatible
- reg
- interrupts
- clocks
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
soc {
#address-cells = <2>;
#size-cells = <2>;
isp@880000 {
compatible = "brcm,bcm2712-pispbe", "raspberrypi,pispbe";
reg = <0x10 0x00880000 0x0 0x4000>;
interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&firmware_clocks 7>;
iommus = <&iommu2>;
};
};
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