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    Subject[PATCH v8 2/3] dt-bindings: serial: Add reg-io-width compatible
    Date
    Add a description for reg-io-width options for the samsung serial
    UART peripheral.

    Signed-off-by: Hyunki Koo <hyunki00.koo@samsung.com>
    ---
    Documentation/devicetree/bindings/serial/samsung_uart.yaml | 8 ++++++++
    1 file changed, 8 insertions(+)

    diff --git a/Documentation/devicetree/bindings/serial/samsung_uart.yaml b/Documentation/devicetree/bindings/serial/samsung_uart.yaml
    index 9d2ce347875b..a57b1233c691 100644
    --- a/Documentation/devicetree/bindings/serial/samsung_uart.yaml
    +++ b/Documentation/devicetree/bindings/serial/samsung_uart.yaml
    @@ -29,6 +29,14 @@ properties:
    reg:
    maxItems: 1

    + reg-io-width:
    + description: |
    + The size (in bytes) of the IO accesses that should be performed
    + on the device.
    + allOf:
    + - $ref: /schemas/types.yaml#/definitions/uint32
    + - enum: [ 1, 4 ]
    +
    clocks:
    minItems: 2
    maxItems: 5
    --
    2.15.0.rc1
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