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| author | Jacopo Mondi <jacopo.mondi@ideasonboard.com> | 2024-01-25 16:42:33 +0100 |
|---|---|---|
| committer | Phil Elwell <8911409+pelwell@users.noreply.github.com> | 2024-07-08 12:38:40 +0100 |
| commit | c38a898c6877c6722ebfecea99f42e5a84c3e453 (patch) | |
| tree | caf5714f4ddb4635490eea5dac71cae1406aa5e7 /Documentation | |
| parent | 5d6318f242cce5f9b5677baedde736a2b81061df (diff) | |
| download | linux-rpi-c38a898c6877c6722ebfecea99f42e5a84c3e453.tar.gz linux-rpi-c38a898c6877c6722ebfecea99f42e5a84c3e453.tar.bz2 linux-rpi-c38a898c6877c6722ebfecea99f42e5a84c3e453.zip | |
media: dt-bindings: Add bindings for Raspberry Pi PiSP Back End
Add bindings for the Raspberry Pi PiSP Back End memory-to-memory image
signal processor.
Datasheet:
https://datasheets.raspberrypi.com/camera/raspberry-pi-image-signal-processor-specification.pdf
Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Naushir Patuck <naush@raspberrypi.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/media/raspberrypi,pispbe.yaml | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/media/raspberrypi,pispbe.yaml b/Documentation/devicetree/bindings/media/raspberrypi,pispbe.yaml new file mode 100644 index 000000000000..1fc62a1d8eda --- /dev/null +++ b/Documentation/devicetree/bindings/media/raspberrypi,pispbe.yaml @@ -0,0 +1,63 @@ +# 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>; + }; + }; |