[PATCH v3 01/17] mailbox: add i.MX95 Messaging Unit (MU) driver

Marek Vasut marex at denx.de
Sun Jan 5 21:56:34 CET 2025


On 1/3/25 7:45 AM, Alice Guo wrote:
> From: Peng Fan <peng.fan at nxp.com>
> 
> i.MX95 Messaging Unit (MU) enables 2 processors on a chip to communicate
> and coordinate by passing messages (e.g. frame information, event
> notices and requests) through the MU interface. This patch provides a
> driver for i.MX95 MU using the common mailbox framework. Currently, SCMI
> exchanges on i.MX95 uses a mailbox transport with SMT format, and the
> hardware used is this MU.
Is this ported from Linux ? If so, as of which mainline Linux kernel 
commit ?

Can you add older iMX SoC support while adding this driver ? It seems 
imx6..imx95 MU IP look very similar.


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