[PATCH 1/2] dt-bindings: remoteproc: imx_rproc: Document fsl,startup-delay-ms

Peng Fan peng.fan at nxp.com
Sun Jul 9 18:22:27 PDT 2023


> Subject: [PATCH 1/2] dt-bindings: remoteproc: imx_rproc: Document
> fsl,startup-delay-ms
> 
> Document fsl,startup-delay-ms property which indicates how long the
> system software should wait until attempting to communicate with the CM
> firmware. This gives the CM firmware a bit of time to boot and get ready for
> communication.

This property was rejected before, but anyway I would still hope we could
get this in.

Thanks,
Peng.

> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> ---
> Cc: Bjorn Andersson <andersson at kernel.org>
> Cc: Conor Dooley <conor+dt at kernel.org>
> Cc: Fabio Estevam <festevam at gmail.com>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt at linaro.org>
> Cc: Mathieu Poirier <mathieu.poirier at linaro.org>
> Cc: NXP Linux Team <linux-imx at nxp.com>
> Cc: Peng Fan <peng.fan at nxp.com>
> Cc: Pengutronix Kernel Team <kernel at pengutronix.de>
> Cc: Rob Herring <robh+dt at kernel.org>
> Cc: Sascha Hauer <s.hauer at pengutronix.de>
> Cc: Shawn Guo <shawnguo at kernel.org>
> Cc: devicetree at vger.kernel.org
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: linux-remoteproc at vger.kernel.org
> ---
>  .../devicetree/bindings/remoteproc/fsl,imx-rproc.yaml        | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/remoteproc/fsl,imx-
> rproc.yaml b/Documentation/devicetree/bindings/remoteproc/fsl,imx-
> rproc.yaml
> index 0c3910f152d1d..c940199ce89df 100644
> --- a/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
> +++ b/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
> @@ -76,6 +76,11 @@ properties:
>        This property is to specify the resource id of the remote processor in
> SoC
>        which supports SCFW
> 
> +  fsl,startup-delay-ms:
> +    default: 0
> +    description:
> +      CM firmware start up delay.
> +
>  required:
>    - compatible
> 
> --
> 2.40.1




More information about the linux-arm-kernel mailing list