aecec8bbb2
Add the SPI bindings for the JZ4775 SoC, the X1000 SoC, and the X2000 SoC from Ingenic. Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Acked-by: Paul Cercueil <paul@crapouillou.net> Link: https://lore.kernel.org/r/1650724725-93758-3-git-send-email-zhouyanjie@wanyeetech.com Signed-off-by: Mark Brown <broonie@kernel.org>
76 lines
1.4 KiB
YAML
76 lines
1.4 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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$id: http://devicetree.org/schemas/spi/ingenic,spi.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Ingenic SoCs SPI controller devicetree bindings
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maintainers:
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- Artur Rojek <contact@artur-rojek.eu>
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- Paul Cercueil <paul@crapouillou.net>
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allOf:
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- $ref: /schemas/spi/spi-controller.yaml#
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properties:
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compatible:
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oneOf:
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- enum:
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- ingenic,jz4750-spi
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- ingenic,jz4775-spi
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- ingenic,jz4780-spi
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- ingenic,x1000-spi
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- ingenic,x2000-spi
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- items:
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- enum:
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- ingenic,jz4760-spi
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- ingenic,jz4770-spi
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- const: ingenic,jz4750-spi
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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clocks:
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maxItems: 1
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dmas:
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maxItems: 2
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minItems: 2
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dma-names:
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items:
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- const: rx
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- const: tx
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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- dmas
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- dma-names
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/ingenic,jz4770-cgu.h>
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spi@10043000 {
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compatible = "ingenic,jz4770-spi", "ingenic,jz4750-spi";
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reg = <0x10043000 0x1c>;
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#address-cells = <1>;
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#size-cells = <0>;
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interrupt-parent = <&intc>;
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interrupts = <8>;
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clocks = <&cgu JZ4770_CLK_SSI0>;
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dmas = <&dmac1 23 0xffffffff>, <&dmac1 22 0xffffffff>;
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dma-names = "rx", "tx";
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};
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