Re: [PATCH v2 1/3] dt-bindings: serial: amlogic,meson-uart: add fifo-size property

From: Neil Armstrong
Date: Mon Apr 26 2021 - 14:07:16 EST


Hi Rob,

On 25/03/2021 16:24, Neil Armstrong wrote:
> On most of the Amlogic SoCs, the first UART controller in the "Everything-Else"
> power domain has 128bytes of RX & TX FIFO, so add an optional property to describe
> a different FIFO size from the other ports (64bytes).
>
> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> Reviewed-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/serial/amlogic,meson-uart.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml
> index 75ebc9952a99..8ece7f420c19 100644
> --- a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml
> +++ b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml
> @@ -55,6 +55,12 @@ properties:
> - const: pclk
> - const: baud
>
> +
> + fifo-size:
> + description: The fifo size supported by the UART channel.
> + $ref: /schemas/types.yaml#/definitions/uint32
> + enum: [64, 128]
> +
> required:
> - compatible
> - reg
>


Is it ok with the generic fifo-size property ?

Neil