[PATCH v7 4/6] arm64: dts: imx8mp: convert 'aips5' to 'aipstz5'
Shawn Guo
shawnguo2 at yeah.net
Fri Jul 11 01:38:49 PDT 2025
On Tue, Jun 10, 2025 at 12:01:50PM -0400, Laurentiu Mihalcea wrote:
> From: Laurentiu Mihalcea <laurentiu.mihalcea at nxp.com>
>
> AIPS5 is actually AIPSTZ5 as it offers some security-related
> configurations. Since these configurations need to be applied before
> accessing any of the peripherals on the bus, it's better to make AIPSTZ5
> be their parent instead of keeping AIPS5 and adding a child node for
> AIPSTZ5. Also, because of the security configurations, the address space
> of the bus has to be changed to that of the configuration registers.
>
> Finally, since AIPSTZ5 belongs to the AUDIOMIX power domain, add the
> missing 'power-domains' property. The domain needs to be powered on before
> attempting to configure the security-related registers.
>
> The DT node name is not changed to avoid potential issues with DTs in
> which this node is referenced.
>
> Co-developed-by: Daniel Baluta <daniel.baluta at nxp.com>
> Signed-off-by: Daniel Baluta <daniel.baluta at nxp.com>
> Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea at nxp.com>
> Reviewed-by: Frank Li <Frank.Li at nxp.com>
Patch 4 ~ 6 dropped from my tree due to the regression.
Shawn
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