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Date:   Wed, 8 Jul 2020 21:34:28 +0100
From:   Sudeep Holla <sudeep.holla@arm.com>
To:     Daniele Alessandrelli <daniele.alessandrelli@linux.intel.com>
Cc:     linux-arm-kernel@lists.infradead.org,
        Rob Herring <robh+dt@kernel.org>,
        Jassi Brar <jassisinghbrar@gmail.com>,
        Arnd Bergmann <arnd@arndb.de>, Olof Johansson <olof@lixom.net>,
        Paul Murphy <paul.j.murphy@intel.com>,
        Daniele Alessandrelli <daniele.alessandrelli@intel.com>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Dinh Nguyen <dinguyen@kernel.org>,
        Sudeep Holla <sudeep.holla@arm.com>,
        linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
Subject: Re: [PATCH 2/7] mailbox: keembay-scmi-mailbox: Add support for Keem
 Bay mailbox
Message-ID: <20200708203428.GB31671@bogus>
References: <20200616155613.121242-1-daniele.alessandrelli@linux.intel.com>
 <20200616155613.121242-3-daniele.alessandrelli@linux.intel.com>
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On Tue, Jun 16, 2020 at 04:56:08PM +0100, Daniele Alessandrelli wrote:
> From: Paul Murphy <paul.j.murphy@intel.com>
> 
> Keem Bay SoC has a ARM trusted firmware-based secure monitor which acts
> as the SCP for the purposes of power management over SCMI.
> 
> This driver implements the transport layer for SCMI to function.
>

Please use the smc transport support in driver/firmware/arm_scmi/smc.c
for this. You don't need mailbox support for SMC/HVC. Basically you
don't need this driver at all and you have everything you need to support
what you want.

Let me know if you face issues.

-- 
Regards,
Sudeep