From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E53403B42D0; Fri, 10 Jul 2026 10:19:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783678773; cv=none; b=p7TEsQX/f0vPi5ZvdrztK03NrOBG5jxPlO5BbL7sZmeqbbsrblgegTAF+UekFXaPJu/YPLZm59B+KtfdL6pPntEsnuGeXvNStn1WaM6L57hqvsRiRXDF5YcHmkqE08gC70TYBiWiNTlD1zGzQzKbhWf6E8N8QWQC84YAS2+3hSc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783678773; c=relaxed/simple; bh=BMEFcFqnARXX4uQ6P3W2DGl2rCPSwRLxyAZcgBRSgcI=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=OaRKz4WnZcEwLtEIAF68Ij+H8ijG7srYU8+c/8sGxTjH8yJt7ttrzgrVv4XnfDO0w0hUv4FZfo7kHX1JI52K4QSZpHyHEviXL89FI75O0auuI/zcDINeWLDyyYvfl0NJt3FhcbIO5nM8gCjAjvPLMNuvuVPvLcl/nsP7PdUlYoU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hAvJ0toL; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="hAvJ0toL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 377571F000E9; Fri, 10 Jul 2026 10:19:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783678771; bh=VXvooDsa/oSKp3LXSUTLKZSLRWaUs4sZ7YykAHui5Zo=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=hAvJ0toLaudWCiJr+/A6TCM8PTskph+cOGgszTVQjbp9LDfyHyOLu8+B2ssBL0Tm4 syYpkX2P2LiU/7IlJ+EEGJeIOlbHle7/VpaLSGw8d0BaSrG3Q66xv/68J5UpJ1ixXn t/V9f2Mo+zp0f7SzrdAjlANZdT2y/2SqcDb5ddQsPGRVQ50mme1mAlfB68y6knZbjR W5z0IP+2BGOkS7lpWlVolI7FKDmBaS58vRSWCe/uYMf0qvEzYawtFyipeLL+GKBHCK TIfyy/Qc5zPpy+qYbQihcQzaagnz7R4YvSDSy1JEgmLpo1de0/OYzm1XRk1A9yGVtZ UnqfKJqTqHmfg== From: sashiko-bot@kernel.org Subject: Re: [PATCH v15 1/6] dt-bindings: pinctrl: add NXP MC33978/MC34978 MSDI Reply-To: sashiko-reviews@lists.linux.dev To: "Oleksij Rempel" Cc: linux-hwmon@vger.kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, robh@kernel.org In-Reply-To: <20260710101358.2606941-2-o.rempel@pengutronix.de> References: <20260710101358.2606941-1-o.rempel@pengutronix.de> <20260710101358.2606941-2-o.rempel@pengutronix.de> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 10 Jul 2026 10:19:30 +0000 Message-Id: <20260710101931.377571F000E9@smtp.kernel.org> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > Add device tree binding documentation for the NXP MC33978 and MC34978 > Multiple Switch Detection Interface (MSDI) devices. >=20 > The MC33978 and MC34978 differ primarily in their operating temperature > ranges. While not software-detectable, providing specific compatible > strings allows the hwmon subsystem to correctly interpret thermal > thresholds and hardware faults. >=20 > These ICs monitor up to 22 mechanical switch contacts in automotive and > industrial environments. They provide configurable wetting currents to > break through contact oxidation and feature extensive hardware > protection against thermal overload and voltage transients (load > dumps/brown-outs). >=20 > The device interfaces via SPI. While it provides multiple functions, its > primary hardware purpose is pin/switch control. To accurately represent > the hardware as a single physical integrated circuit without unnecessary > DT overhead, all functions are flattened into a single pinctrl node: > - pinctrl: Exposing the 22 switch inputs (SG/SP pins) as a GPIO controller > and managing their pin configurations. > - hwmon: Exposing critical hardware faults (OT, OV, UV) and static > voltage/temperature thresholds. > - mux: Controlling the 24-to-1 analog multiplexer to route pin voltages, > internal temperature, or battery voltage to an external SoC ADC. >=20 > Signed-off-by: Oleksij Rempel Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260710101358.2606= 941-1-o.rempel@pengutronix.de?part=3D1