xref: /linux/Documentation/devicetree/bindings/media/raspberrypi,pispbe.yaml (revision 36ec807b627b4c0a0a382f0ae48eac7187d14b2b) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/media/raspberrypi,pispbe.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Raspberry Pi PiSP Image Signal Processor (ISP) Back End
8
9maintainers:
10  - Raspberry Pi Kernel Maintenance <kernel-list@raspberrypi.com>
11  - Jacopo Mondi <jacopo.mondi@ideasonboard.com>
12
13description: |
14  The Raspberry Pi PiSP Image Signal Processor (ISP) Back End is an image
15  processor that fetches images in Bayer or Grayscale format from DRAM memory
16  in tiles and produces images consumable by applications.
17
18  The full ISP documentation is available at
19  https://datasheets.raspberrypi.com/camera/raspberry-pi-image-signal-processor-specification.pdf
20
21properties:
22  compatible:
23    items:
24      - enum:
25          - brcm,bcm2712-pispbe
26      - const: raspberrypi,pispbe
27
28  reg:
29    maxItems: 1
30
31  interrupts:
32    maxItems: 1
33
34  clocks:
35    maxItems: 1
36
37  iommus:
38    maxItems: 1
39
40required:
41  - compatible
42  - reg
43  - interrupts
44  - clocks
45
46additionalProperties: false
47
48examples:
49  - |
50    #include <dt-bindings/interrupt-controller/arm-gic.h>
51
52    soc {
53        #address-cells = <2>;
54        #size-cells = <2>;
55
56        isp@880000  {
57             compatible = "brcm,bcm2712-pispbe", "raspberrypi,pispbe";
58             reg = <0x10 0x00880000 0x0 0x4000>;
59             interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
60             clocks = <&firmware_clocks 7>;
61             iommus = <&iommu2>;
62        };
63    };
64