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    Subject[PATCH v1 2/6] dt-bindings: i2c: hpe,gxp-i2c
    Date
    From: Nick Hawkins <nick.hawkins@hpe.com>

    Document binding to support I2C controller in GXP.

    Signed-off-by: Nick Hawkins <nick.hawkins@hpe.com>
    ---
    .../devicetree/bindings/i2c/hpe,gxp-i2c.yaml | 63 +++++++++++++++++++
    1 file changed, 63 insertions(+)
    create mode 100644 Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml

    diff --git a/Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml b/Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml
    new file mode 100644
    index 000000000000..fa378e991fdb
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml
    @@ -0,0 +1,63 @@
    +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    +%YAML 1.2
    +---
    +$id: http://devicetree.org/schemas/i2c/hpe,gxp-i2c.yaml#
    +$schema: http://devicetree.org/meta-schemas/core.yaml#
    +
    +title: HPE GXP SoC I2C Controller
    +
    +maintainers:
    + - Nick Hawkins <nick.hawkins@hpe.com>
    +
    +allOf:
    + - $ref: /schemas/i2c/i2c-controller.yaml#
    +
    +properties:
    + compatible:
    + const: hpe,gxp-i2c
    +
    + '#address-cells':
    + const: 1
    +
    + interrupts:
    + maxItems: 1
    +
    + reg:
    + maxItems: 1
    +
    + hpe,i2c-max-bus-freq:
    + $ref: /schemas/types.yaml#/definitions/uint32
    + description:
    + Desired frequency in Hz of the bus.
    + default: 100000
    +
    + hpe,sysreg-phandle:
    + $ref: /schemas/types.yaml#/definitions/phandle
    + description: Pandle to syscon used to control the system registers.
    +
    + '#size-cells':
    + const: 0
    +
    +required:
    + - compatible
    + - reg
    + - interrupts
    +
    +unevaluatedProperties: false
    +
    +examples:
    + - |
    + i2c@2600 {
    + compatible = "hpe,gxp-i2c";
    + reg = <0x2500 0x70>;
    + interrupts = <9>;
    + #address-cells = <1>;
    + #size-cells = <0>;
    + hpe,sysreg-phandle = <&sysreg_system_controller>;
    + hpe,i2c-max-bus-freq = <10000>;
    +
    + eeprom@50 {
    + compatible = "atmel,24c128";
    + reg = <0x50>;
    + };
    + };
    --
    2.17.1
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