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    Subject[PATCH v8 14/38] dt-bindings: spi: Add Cirrus EP93xx
    From: Nikita Shubin <nikita.shubin@maquefel.me>

    Add YAML bindings for ep93xx SoC SPI.

    Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
    Reviewed-by: Mark Brown <broonie@kernel.org>
    Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
    ---
    .../devicetree/bindings/spi/cirrus,ep9301-spi.yaml | 70 ++++++++++++++++++++++
    1 file changed, 70 insertions(+)

    diff --git a/Documentation/devicetree/bindings/spi/cirrus,ep9301-spi.yaml b/Documentation/devicetree/bindings/spi/cirrus,ep9301-spi.yaml
    new file mode 100644
    index 000000000000..73980a27dc00
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/spi/cirrus,ep9301-spi.yaml
    @@ -0,0 +1,70 @@
    +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    +%YAML 1.2
    +---
    +$id: http://devicetree.org/schemas/spi/cirrus,ep9301-spi.yaml#
    +$schema: http://devicetree.org/meta-schemas/core.yaml#
    +
    +title: EP93xx SoC SPI controller
    +
    +maintainers:
    + - Alexander Sverdlin <alexander.sverdlin@gmail.com>
    + - Nikita Shubin <nikita.shubin@maquefel.me>
    +
    +allOf:
    + - $ref: spi-controller.yaml#
    +
    +properties:
    + compatible:
    + oneOf:
    + - const: cirrus,ep9301-spi
    + - items:
    + - enum:
    + - cirrus,ep9302-spi
    + - cirrus,ep9307-spi
    + - cirrus,ep9312-spi
    + - cirrus,ep9315-spi
    + - const: cirrus,ep9301-spi
    +
    + reg:
    + items:
    + - description: SPI registers region
    +
    + interrupts:
    + maxItems: 1
    +
    + clocks:
    + items:
    + - description: SPI Controller reference clock source
    +
    + dmas:
    + items:
    + - description: rx DMA channel
    + - description: tx DMA channel
    +
    + dma-names:
    + items:
    + - const: rx
    + - const: tx
    +
    +required:
    + - compatible
    + - reg
    + - interrupts
    + - clocks
    +
    +unevaluatedProperties: false
    +
    +examples:
    + - |
    + #include <dt-bindings/gpio/gpio.h>
    + #include <dt-bindings/clock/cirrus,ep9301-syscon.h>
    + spi@808a0000 {
    + compatible = "cirrus,ep9301-spi";
    + reg = <0x808a0000 0x18>;
    + interrupt-parent = <&vic1>;
    + interrupts = <21>;
    + clocks = <&syscon EP93XX_CLK_SPI>;
    + dmas = <&dma1 10 2>, <&dma1 10 1>;
    + dma-names = "rx", "tx";
    + cs-gpios = <&gpio5 2 GPIO_ACTIVE_HIGH>;
    + };
    --
    2.41.0


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