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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/ti,am437x-vpfe.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Texas Instruments AM437x CAMERA Video Processing Front End (VPFE)
maintainers:
- Benoit Parrot <bparrot@ti.com>
- Bhargav Joshi <j.bhargav.u@gmail.com>
description:
The Video Processing Front End (VPFE) is a key component for image capture
applications. The capture module provides the system interface and the
processing capability to connect RAW image-sensor modules and video decoders
to the AM437x device.
properties:
compatible:
const: ti,am437x-vpfe
reg:
maxItems: 1
interrupts:
maxItems: 1
port:
$ref: /schemas/graph.yaml#/$defs/port-base
unevaluatedProperties: false
description:
A single parallel input port connecting to an external image sensor or
video decoder. The VPFE supports only one input port per instance.
properties:
endpoint:
$ref: video-interfaces.yaml#
unevaluatedProperties: false
properties:
ti,am437x-vpfe-interface:
$ref: /schemas/types.yaml#/definitions/uint32
enum: [0, 1, 2, 3, 4]
description:
Selects the VPFE input interface type can be one of following
0 - Raw Bayer (VPFE_RAW_BAYER)
1 - BT.656 8-bit (VPFE_BT656)
2 - BT.656 10-bit (VPFE_BT656_10BIT)
3 - YCbCr 8-bit sync (VPFE_YCBCR_SYNC_8)
4 - YCbCr 16-bit sync (VPFE_YCBCR_SYNC_16)
bus-width:
minimum: 8
maximum: 16
required:
- remote-endpoint
- ti,am437x-vpfe-interface
- bus-width
required:
- compatible
- reg
- interrupts
- port
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
vpfe@48328000{
compatible = "ti,am437x-vpfe";
reg = <0x48328000 0x2000>;
interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-names = "default", "sleep";
pinctrl-0 = <&vpfe_pins_default>;
pinctrl-1 = <&vpfe_pins_sleep>;
port {
vpfe0_ep: endpoint {
remote-endpoint = <&ov2659_1>;
ti,am437x-vpfe-interface = <0>;
bus-width = <8>;
hsync-active = <0>;
vsync-active = <0>;
};
};
};
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