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     1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/spi/samsung,spi-peripheral-props.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Peripheral-specific properties for Samsung S3C/S5P/Exynos SoC SPI controller
    8 
    9 maintainers:
   10   - Krzysztof Kozlowski <krzk@kernel.org>
   11 
   12 description:
   13   See spi-peripheral-props.yaml for more info.
   14 
   15 properties:
   16   controller-data:
   17     type: object
   18     additionalProperties: false
   19 
   20     properties:
   21       samsung,spi-feedback-delay:
   22         description: |
   23           The sampling phase shift to be applied on the miso line (to account
   24           for any lag in the miso line). Valid values:
   25            - 0: No phase shift.
   26            - 1: 90 degree phase shift sampling.
   27            - 2: 180 degree phase shift sampling.
   28            - 3: 270 degree phase shift sampling.
   29         $ref: /schemas/types.yaml#/definitions/uint32
   30         enum: [0, 1, 2, 3]
   31         default: 0
   32 
   33 additionalProperties: true
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