linux-zen-desktop/Documentation/devicetree/bindings/spi/samsung,spi-peripheral-prop...

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2023-08-30 17:31:07 +02:00
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/spi/samsung,spi-peripheral-props.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Peripheral-specific properties for Samsung S3C/S5P/Exynos SoC SPI controller
maintainers:
- Krzysztof Kozlowski <krzk@kernel.org>
description:
See spi-peripheral-props.yaml for more info.
properties:
controller-data:
type: object
additionalProperties: false
properties:
samsung,spi-feedback-delay:
description: |
The sampling phase shift to be applied on the miso line (to account
for any lag in the miso line). Valid values:
- 0: No phase shift.
- 1: 90 degree phase shift sampling.
- 2: 180 degree phase shift sampling.
- 3: 270 degree phase shift sampling.
$ref: /schemas/types.yaml#/definitions/uint32
enum: [0, 1, 2, 3]
default: 0
additionalProperties: true