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From: Peter Chen <peter.chen@cixtech.com>
To: Sudeep Holla <sudeep.holla@arm.com>
Cc: <soc@kernel.org>, <robh@kernel.org>, <krzk+dt@kernel.org>,
	<conor+dt@kernel.org>, <catalin.marinas@arm.com>,
	<will@kernel.org>, <arnd@arndb.de>, <jassisinghbrar@gmail.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<cix-kernel-upstream@cixtech.com>, <maz@kernel.org>,
	<kajetan.puchalski@arm.com>,
	Guomin Chen <Guomin.Chen@cixtech.com>,
	Gary Yang <gary.yang@cixtech.com>,
	Lihua Liu <Lihua.Liu@cixtech.com>
Subject: Re: [PATCH v6 06/10] mailbox: add CIX mailbox driver
Date: Wed, 16 Apr 2025 09:04:41 +0800	[thread overview]
Message-ID: <Z_8CKa0SwPI8-MEY@nchen-desktop> (raw)
In-Reply-To: <20250415-beryl-malamute-of-kindness-7fba06@sudeepholla>

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@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


  reply	other threads:[~2025-04-16  1:26 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-15  7:27 [PATCH v6 00/10] arm64: Introduce CIX P1 (SKY1) SoC Peter Chen
2025-04-15  7:27 ` [PATCH v6 01/10] dt-bindings: vendor-prefixes: Add CIX Technology Group Co., Ltd Peter Chen
2025-04-15  7:27 ` [PATCH v6 02/10] dt-bindings: arm: add CIX P1 (SKY1) SoC Peter Chen
2025-04-15  7:27 ` [PATCH v6 03/10] arm64: Kconfig: add ARCH_CIX for cix silicons Peter Chen
2025-04-15  7:27 ` [PATCH v6 04/10] arm64: defconfig: Enable CIX SoC Peter Chen
2025-04-15  7:27 ` [PATCH v6 05/10] dt-bindings: mailbox: add cix,sky1-mbox Peter Chen
2025-04-16  6:34   ` Krzysztof Kozlowski
2025-04-16  8:48     ` Peter Chen
2025-04-17  6:16   ` Krzysztof Kozlowski
2025-04-15  7:27 ` [PATCH v6 06/10] mailbox: add CIX mailbox driver Peter Chen
2025-04-15 18:39   ` Sudeep Holla
2025-04-16  1:04     ` Peter Chen [this message]
2025-04-22  1:33   ` Peter Chen
2025-04-15  7:27 ` [PATCH v6 07/10] arm64: defconfig: enable CIX mailbox Peter Chen
2025-04-16  6:35   ` Krzysztof Kozlowski
2025-04-16  8:56     ` Peter Chen
2025-04-15  7:27 ` [PATCH v6 08/10] dt-bindings: clock: cix: Add CIX sky1 scmi clock id Peter Chen
2025-04-16  6:35   ` Krzysztof Kozlowski
2025-04-16  6:38     ` Krzysztof Kozlowski
2025-04-16  8:26       ` Peter Chen
2025-04-16  8:29         ` Krzysztof Kozlowski
2025-04-16  8:55           ` Peter Chen
2025-04-15  7:27 ` [PATCH v6 09/10] arm64: dts: cix: add initial CIX P1(SKY1) dts support Peter Chen
2025-04-15 13:48   ` Kajetan Puchalski
2025-04-16  1:13     ` Peter Chen
2025-04-17  6:18   ` Krzysztof Kozlowski
2025-04-17  6:37     ` Peter Chen
2025-04-17  6:58       ` Krzysztof Kozlowski
2025-04-17  8:24         ` Peter Chen
2025-04-17  6:19   ` Krzysztof Kozlowski
2025-04-17  6:38     ` Peter Chen
2025-04-15  7:27 ` [PATCH v6 10/10] MAINTAINERS: Add CIX SoC maintainer entry Peter Chen
2025-04-24  9:11 ` [PATCH v6 00/10] arm64: Introduce CIX P1 (SKY1) SoC Enric Balletbo i Serra

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