[PATCH] ARM64: dts: update MDIO speed and preamble for zii-ultra device

Florian Fainelli f.fainelli at gmail.com
Tue Jul 7 17:59:32 EDT 2020


Hi Chris,

On 7/4/2020 6:26 PM, Chris Healy wrote:
> Update MDIO configuration with zii-ultra device to fully utilize
> MDIO endpoint capabilities.  Device supports 12.5MHz clock and
> doesn't require MDIO preamble.
> 
> Signed-off-by: Chris Healy <cphealy at gmail.com>
> ---
>  arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> index 6a55165bd76a..98aa67a4c040 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
> @@ -132,6 +132,8 @@
>          #address-cells = <1>;
>          #size-cells = <0>;
>          status = "okay";
> +        suppress-preamble = <1>;

suppress-preamble is defined as a boolean, so you can remove the "= <1>"
part entirely.
-- 
Florian



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