49 lines
1.1 KiB
YAML
49 lines
1.1 KiB
YAML
# Copyright (c) 2018,2023 NXP
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# SPDX-License-Identifier: Apache-2.0
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description: NXP i.MX LPSPI controller
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compatible: "nxp,imx-lpspi"
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include: ["spi-controller.yaml", "pinctrl-device.yaml"]
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properties:
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reg:
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required: true
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interrupts:
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required: true
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clocks:
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required: true
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pcs-sck-delay:
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type: int
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description: |
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Delay in nanoseconds from the chip select assert to the first clock
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edge. If not set, the minimum supported delay is used.
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sck-pcs-delay:
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type: int
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description: |
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Delay in nanoseconds from the last clock edge to the chip select
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deassert. If not set, the minimum supported delay is used.
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transfer-delay:
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type: int
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description: |
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Delay in nanoseconds from the chip select deassert to the next chip
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select assert. If not set, the minimum supported delay is used.
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data-pin-config:
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type: string
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enum:
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- "sdi-in,sdo-out"
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- "sdi-in,sdi-out"
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- "sdo-in,sdo-out"
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- "sdo-in,sdi-out"
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default: "sdi-in,sdo-out"
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description: |
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Configures which pins (SDO and SDI) are used for input and output data
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during single bit transfers.
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