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bcd58c8ca0
Add devicetree binding documentation for Socionext F_OSPI SPI flash controller. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20221124003351.7792-2-hayashi.kunihiko@socionext.com Signed-off-by: Mark Brown <broonie@kernel.org>
57 lines
1.1 KiB
YAML
57 lines
1.1 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/spi/socionext,f-ospi.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Socionext F_OSPI controller
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description: |
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The Socionext F_OSPI is a controller used to interface with flash
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memories using the SPI communication interface.
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maintainers:
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- Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
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allOf:
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- $ref: spi-controller.yaml#
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properties:
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compatible:
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const: socionext,f-ospi
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reg:
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maxItems: 1
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clocks:
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maxItems: 1
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num-cs:
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minimum: 1
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maximum: 4
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required:
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- compatible
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- reg
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- clocks
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- "#address-cells"
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- "#size-cells"
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unevaluatedProperties: false
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examples:
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- |
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ospi0: spi@80000000 {
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compatible = "socionext,f-ospi";
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reg = <0x80000000 0x1000>;
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clocks = <&clks 0>;
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num-cs = <1>;
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#address-cells = <1>;
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#size-cells = <0>;
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flash@0 {
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compatible = "spansion,s25fl128s", "jedec,spi-nor";
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reg = <0>;
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spi-max-frequency = <50000000>;
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};
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};
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