[PATCH v8] dt-bindings: arm: keystone: add boot_* mboxes to ti,sci
Nishanth Menon
nm at ti.com
Thu Jan 15 05:07:37 PST 2026
On 11:08-20260113, Anshul Dalal wrote:
> The bootloader on K3 devices makes use of mailboxes as per the ROM spec
> which might be different than one's available to the kernel (firmware
> spec).
>
> Therefore, this patch adds the missing mailbox entries to the DT binding
> if the matching compatible is ti,am654-sci to represent the mailboxes
> exposed by the hardware during boot for the purpose of loading the
> firmware.
>
> The newly added mboxes are made optional by keeping minItems as 2 to
> remain compliant with existing device-trees. The new 'notify' channel is
> not supported on all SoCs and is therefore kept at last in the list.
>
> Signed-off-by: Anshul Dalal <anshuld at ti.com>
> ---
> Changes in v8:
> - Refactored the patch to a simplified diff
> - Link to v7: https://lore.kernel.org/r/20260107-k3_syscon_add_boot_mailboxes-v7-1-d97a943f0a52@ti.com
Could you line this up with dts changes in a single series?
--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
https://ti.com/opensource
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