[PATCH v6 06/10] mailbox: add CIX mailbox driver

Peter Chen peter.chen at cixtech.com
Tue Apr 15 18:04:41 PDT 2025


On 25-04-15 19:39:21, Sudeep Holla wrote:
> EXTERNAL EMAIL
> 
> On Tue, Apr 15, 2025 at 03:27:20PM +0800, Peter Chen wrote:
> > From: Guomin Chen <Guomin.Chen at cixtech.com>
> >
> > The CIX mailbox controller, used in the Cix SoCs, like sky1.
> > facilitates message transmission between multiple processors
> > within the SoC, such as the AP, PM, audio DSP, SensorHub MCU,
> > and others.
> >
> 
> Do you have a specification for this mailbox ?

Our TRM is on the road.

> I see lot of resemblance with Arm MHUv3. Is this a variant of it ?
> I just don't want to see a separate driver for a small tweak of MHU v3 IP
> itself.

Not from the Arm, it is our self-design.

-- 

Best regards,
Peter



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