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

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 Hi Neil,

On Mon, Mar 15, 2021 at 9:37 AM Neil Armstrong <narmstrong@xxxxxxxxxxxx> 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
do we still need wrapping of long lines in commit messages?
if so I think the line above is too long

> a different FIFO size from the other ports (64bytes).
>
> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>

one additional note below

> ---
>  .../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..e0a742112783 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
>
> +
> +  amlogic,uart-fifosize:
> +    description: The fifo size supported by the UART channel.
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [64, 128]
I personally think this is generic enough to be described as fifo-size
(as it's done in Documentation/devicetree/bindings/serial/8250.yaml)
let's wait and hear what Rob thinks


Best regards,
Martin



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