linux-kernel - Re: [PATCH v4 0/9] Add Mule MFD support

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Date: Tue, 18 Jun 2024 09:29:32 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: Farouk Bouabid <farouk.bouabid@...rry.de>,
 Jean Delvare <jdelvare@...e.com>, Andi Shyti <andi.shyti@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Lee Jones <lee@...nel.org>,
 Quentin Schulz <quentin.schulz@...rry.de>, Peter Rosin <peda@...ntia.se>,
 Heiko Stuebner <heiko@...ech.de>
Cc: linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH v4 0/9] Add Mule MFD support

On 6/18/24 09:06, Farouk Bouabid wrote:
> Mule is an MCU that emulates a set of I2C devices which are reachable
> through an I2C-mux.
> 
> The mux and amc6821 combined make the Mule multi-function device (@0x18)
> 

I don't think that is appropriate. Those devices should all have separate
devicetree entries and be modeled as individual i2c devices.

Guenter