Re: [PATCH v9 2/3] dt-bindings: mfd: aspeed,ast2x00-scu: Describe AST2700 SCU0

On Wed, May 6, 2026 at 10:07 AM Billy Tsai <[email protected]> wrote:

> AST2700 consists of two interconnected SoC instances, each with its own
> System Control Unit (SCU). The SCU0 provides pin control, interrupt
> controllers, clocks, resets, and address-space mappings for the
> Secondary and Tertiary Service Processors (SSP and TSP).
>
> Describe the SSP/TSP address mappings using the standard
> memory-region and memory-region-names properties.
>
> Disallow legacy child nodes that are not present on AST2700, including
> p2a-control and smp-memram. The latter is unnecessary as software can
> access the scratch registers via the SCU syscon.
>
> Also allow the AST2700 SoC0 pin controller to be described as a child
> node of the SCU0, and add an example illustrating the SCU0 layout,
> including reserved-memory, interrupt controllers, and pinctrl.
>
> Reviewed-by: Rob Herring (Arm) <[email protected]>
> Signed-off-by: Billy Tsai <[email protected]>

This is an MFD patch in the middle of a pinctrl series, I think Lee
should apply this.
FWIW:
Acked-by: Linus Walleij <[email protected]>

Yours,
Linus Walleij