Re: [PATCH 3/5] dt-bindings: reset: ocelot: Add documentation for 'microchip,reset-switch-core' property
From: Rob Herring
Date: Wed May 27 2020 - 22:25:09 EST
On Wed, May 13, 2020 at 03:08:40PM +0200, Lars Povlsen wrote:
> This documents the 'microchip,reset-switch-core' property in the
> ocelot-reset driver.
> Signed-off-by: Lars Povlsen <lars.povlsen@xxxxxxxxxxxxx>
> .../devicetree/bindings/power/reset/ocelot-reset.txt | 6 ++++++
> 1 file changed, 6 insertions(+)
> diff --git a/Documentation/devicetree/bindings/power/reset/ocelot-reset.txt b/Documentation/devicetree/bindings/power/reset/ocelot-reset.txt
> index 4d530d8154848..20fff03753ad2 100644
> --- a/Documentation/devicetree/bindings/power/reset/ocelot-reset.txt
> +++ b/Documentation/devicetree/bindings/power/reset/ocelot-reset.txt
> @@ -9,9 +9,15 @@ microchip Sparx5 armv8 SoC's.
> Required Properties:
> - compatible: "mscc,ocelot-chip-reset" or "microchip,sparx5-chip-reset"
> +Optional properties:
> +- microchip,reset-switch-core : Perform a switch core reset at the
> + time of driver load. This is may be used to initialize the switch
> + core to a known state (before other drivers are loaded).
How do you know when other drivers are loaded? This could be a module
perhaps. Doesn't seem like something that belongs in DT.
Can this behavior be implied with "microchip,sparx5-chip-reset"?