Lines Matching +full:spi +full:- +full:tx +full:- +full:bus +full:- +full:width

1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/spi/spi-peripheral-props.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Peripheral-specific properties for a SPI bus.
10   Many SPI controllers need to add properties to peripheral devices. They could
11   be common properties like spi-max-frequency, spi-cs-high, etc. or they could
14   per-peripheral and there can be multiple peripherals attached to a
20   - Mark Brown <broonie@kernel.org>
28         - minimum: 0
33   spi-cs-high:
38   spi-lsb-first:
43   spi-max-frequency:
46       Maximum SPI clocking speed of the device in Hz.
48   spi-cs-setup-delay-ns:
53   spi-cs-hold-delay-ns:
56       de-asserted.
58   spi-cs-inactive-delay-ns:
61       de-asserted.
63   spi-rx-bus-width:
65       Bus width to the SPI bus used for read transfers.
71   spi-rx-delay-us:
75   rx-sample-delay-ns:
76     description: SPI Rx sample delay offset, unit is nanoseconds.
80   spi-tx-bus-width:
82       Bus width to the SPI bus used for write transfers.
83       If 0 is provided, then no TX will be possible on this device.
88   spi-tx-delay-us:
92   stacked-memories:
93     description: Several SPI memories can be wired in stacked mode.
100     $ref: /schemas/types.yaml#/definitions/uint64-array
104   parallel-memories:
105     description: Several SPI memories can be wired in parallel mode.
113     $ref: /schemas/types.yaml#/definitions/uint64-array
117   st,spi-midi-ns:
120       Only for STM32H7, (Master Inter-Data Idleness) minimum time
125   - $ref: arm,pl022-peripheral-props.yaml#
126   - $ref: cdns,qspi-nor-peripheral-props.yaml#
127   - $ref: fsl,dspi-peripheral-props.yaml#
128   - $ref: samsung,spi-peripheral-props.yaml#
129   - $ref: nvidia,tegra210-quad-peripheral-props.yaml#