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    Subject[PATCH v2 10/17] dt-bindings: spi: add bindings for microchip mpfs spi
    Date
    From: Conor Dooley <conor.dooley@microchip.com>

    Add device tree bindings for the {q,}spi controller on
    the Microchip PolarFire SoC.

    Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
    ---
    .../bindings/spi/microchip,mpfs-spi.yaml | 61 +++++++++++++++++++
    1 file changed, 61 insertions(+)
    create mode 100644 Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml

    diff --git a/Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml b/Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml
    new file mode 100644
    index 000000000000..fe257b3384a9
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml
    @@ -0,0 +1,61 @@
    +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    +%YAML 1.2
    +---
    +$id: http://devicetree.org/schemas/spi/microchip,mpfs-spi.yaml#
    +$schema: http://devicetree.org/meta-schemas/core.yaml#
    +
    +title: Microchip MPFS {Q,}SPI Controller Device Tree Bindings
    +
    +maintainers:
    + - Conor Dooley <conor.dooley@microchip.com>
    +
    +allOf:
    + - $ref: spi-controller.yaml#
    +
    +properties:
    + compatible:
    + enum:
    + - microchip,mpfs-spi
    + - microchip,mpfs-qspi
    +
    + reg:
    + maxItems: 1
    +
    + interrupts:
    + maxItems: 1
    +
    + clock-names:
    + maxItems: 1
    +
    + clocks:
    + maxItems: 1
    +
    + num-cs:
    + description: |
    + Number of chip selects used.
    + $ref: /schemas/types.yaml#/definitions/uint32
    + minimum: 1
    + maximum: 8
    + default: 8
    +
    +required:
    + - compatible
    + - reg
    + - interrupts
    + - clocks
    +
    +unevaluatedProperties: false
    +
    +examples:
    + - |
    + #include "dt-bindings/clock/microchip,mpfs-clock.h"
    + spi0: spi@20108000 {
    + compatible = "microchip,mpfs-spi";
    + reg = <0x20108000 0x1000>;
    + clocks = <&clkcfg CLK_SPI0>;
    + interrupt-parent = <&plic>;
    + interrupts = <54>;
    + spi-max-frequency = <25000000>;
    + num-cs = <8>;
    + };
    +...
    --
    2.33.1
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