| # SPDX-License-Identifier: GPL-2.0 |
| $id: http://devicetree.org/schemas/spi/spi-gpio.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| title: SPI-GPIO devicetree bindings |
| - Rob Herring <robh@kernel.org> |
| This represents a group of 3-n GPIO lines used for bit-banged SPI on |
| - $ref: "/schemas/spi/spi-controller.yaml#" |
| description: GPIO spec for the SCK line to use |
| description: GPIO spec for the MISO line to use |
| description: GPIO spec for the MOSI line to use |
| description: GPIOs to use for chipselect lines. |
| Not needed if num-chipselects = <0>. |
| description: Number of chipselect lines. Should be <0> if a single device |
| with no chip select is connected. |
| $ref: "/schemas/types.yaml#/definitions/uint32" |
| sck-gpios = <&gpio 95 0>; |
| miso-gpios = <&gpio 98 0>; |
| mosi-gpios = <&gpio 97 0>; |
| cs-gpios = <&gpio 125 0>; |