linux-kernel - Re: [PATCH v2 00/11] mfd: macsmc: add rtc, hwmon and hid subdevices

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Message-ID: <20250925221311.GF637503@robin.jannau.net>
Date: Fri, 26 Sep 2025 00:13:11 +0200
From: Janne Grunau <j@...nau.net>
To: James Calligeros <jcalligeros99@...il.com>
Cc: Sven Peter <sven@...nel.org>, Alyssa Rosenzweig <alyssa@...enzweig.io>,
	Neal Gompa <neal@...pa.dev>, Lee Jones <lee@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Alexandre Belloni <alexandre.belloni@...tlin.com>,
	Jean Delvare <jdelvare@...e.com>,
	Guenter Roeck <linux@...ck-us.net>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>, asahi@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-rtc@...r.kernel.org,
	linux-hwmon@...r.kernel.org, linux-input@...r.kernel.org,
	Mark Kettenis <kettenis@...nbsd.org>,
	Hector Martin <marcan@...can.st>
Subject: Re: [PATCH v2 00/11] mfd: macsmc: add rtc, hwmon and hid subdevices

On Wed, Aug 27, 2025 at 09:22:34PM +1000, James Calligeros wrote:
> Hi all,
> 
> This series adds support for the remaining SMC subdevices. These are the
> RTC, hwmon, and HID devices. They are being submitted together as the RTC
> and hwmon drivers both require changes to the SMC DT schema.

I we would instantiate all sub devices via MFD_CELL_OF macsmc-hid (or
-input) and the omitted macsmc-power would require SMC dt-binding
changes as well. I'm conflicted on that since both use SMC to determine
if they are present.

Janne