Re: [PATCH v2 1/7] arm64: dts: freescale: imx95: set max-rx-timeout-ms

From: Shawn Guo
Date: Tue Oct 08 2024 - 08:53:06 EST


On Tue, Sep 03, 2024 at 03:17:46PM +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@xxxxxxx>
>
> With 'max-rx-timeout-ms' property added in 'Documentation/devicetree/
> indings/firmware/arm,scmi.yaml', set the value for i.MX95.
>
> NXP i.MX95 SCMI Firmware designation does not allow timeout, it will not
> recover if the Agents use timeout design. So set a large value (5000ms)
> here.
>
> Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
> ---
> arch/arm64/boot/dts/freescale/imx95.dtsi | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
> index ecdc6b7b5129..7880d3efbd7e 100644
> --- a/arch/arm64/boot/dts/freescale/imx95.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
> @@ -294,6 +294,8 @@ scmi {
> #address-cells = <1>;
> #size-cells = <0>;
>

Can we drop this newline?

> + max-rx-timeout-ms = <5000>;

max-rx-timeout-ms is an optional property. As i.MX95 SCMI firmware
does not allow timeout, I wonder if absence of the property will just
do the right thing?

Shawn

> +
> scmi_devpd: protocol@11 {
> reg = <0x11>;
> #power-domain-cells = <1>;
>
> --
> 2.37.1
>