From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 0757733E34C; Sat, 7 Feb 2026 10:44:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770461096; cv=none; b=VGcBuX16j+zFYWNRY6ncMrWkC6SIgelSlABnvTOBh3WbhCCk2sjDBpm3Gc4qTRVMo91srRBTefKCvaABWhsgrVyJYXWonTMSSSUSTcdv1F9+uV38hhnrZBr1ynHhYmYSVdKopwJnFkuosJ5e9N2cQvEVjZJogX5gkRSmExmi+Jc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770461096; c=relaxed/simple; bh=6cOaTZGKJjrtSSk0AAQbqk7GenswhEuaH5sr7s77y6Y=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=IK6n1BYWehP5KSjPbQhm0Bb8sxQr+SGsgkVbOSv587PTgdv5dJFFYb5JYr/91jPwO5jOlInjNJW/0IMh+wajz9P1mlWCV4qvIXLOCoY8QiYklcKRk88nwoWa3Nn3TjCQLEls7z+MJzIz1jUXm726Ymz4yzgU4tIeOV4PkCBY0/E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bCAsms6q; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bCAsms6q" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1D5C2C116D0; Sat, 7 Feb 2026 10:44:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770461095; bh=6cOaTZGKJjrtSSk0AAQbqk7GenswhEuaH5sr7s77y6Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bCAsms6qe4d8dsRcI0XEJTEdlTwUIODywaGcNWHhhXswGBg2t4kpZueVw435itkC5 St6uzRaFBL80zgOA+Oi98GpVM7AE63/exTP6/9RbB4tyqVFyPSYaN9i4cqwuNYDr4O hWh21vTDQABVd50Pd1DZD3Rfx4ai7h9XCe3HZh/Ph28MnB1qLQOyRq8mXXhLuO9OjG Eag2X8Bko51+ya53MFzjBIP8EUgNJXh8+jsnsGhhYRw3YPPMjouHx97pRRjgjaDBb3 enl6qHr+7ymZch0IBCkMLETJruQ5HmV2MySi8Z7aXfwbXY4u88kp4Ws8LZ+aUx+i8U CNA7oeQtWcaoQ== Date: Sat, 7 Feb 2026 11:44:53 +0100 From: Krzysztof Kozlowski To: Judith Mendez Cc: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Santosh Shilimkar , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Andrew Davis Subject: Re: [PATCH v2 1/2] dt-bindings: hwinfo: ti,k3-socinfo: Add nvmem-cells support Message-ID: <20260207-armored-diligent-grasshopper-b58d3f@quoll> References: <20260206191914.52878-1-jm@ti.com> <20260206191914.52878-2-jm@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260206191914.52878-2-jm@ti.com> On Fri, Feb 06, 2026 at 01:19:13PM -0600, Judith Mendez wrote: > Add optional nvmem-cells and nvmem-cell-names properties to support > reading silicon revision information from alternate location using > NVMEM providers. This is used on AM62P to read GP_SW1 register for > accurate silicon revision detection. > > Signed-off-by: Judith Mendez > --- > Changes since v1: > - no change > --- > .../devicetree/bindings/hwinfo/ti,k3-socinfo.yaml | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/Documentation/devicetree/bindings/hwinfo/ti,k3-socinfo.yaml b/Documentation/devicetree/bindings/hwinfo/ti,k3-socinfo.yaml > index dada28b47ea07..58cc937e13351 100644 > --- a/Documentation/devicetree/bindings/hwinfo/ti,k3-socinfo.yaml > +++ b/Documentation/devicetree/bindings/hwinfo/ti,k3-socinfo.yaml > @@ -15,6 +15,9 @@ description: | > represented by CTRLMMR_xxx_JTAGID register which contains information about > SoC id and revision. > > + On some SoCs like AM62P, the silicon revision is determined by reading > + alternative registers via NVMEM cells. > + > properties: > $nodename: > pattern: "^chipid@[0-9a-f]+$" > @@ -26,6 +29,15 @@ properties: > reg: > maxItems: 1 > > + nvmem-cells: > + maxItems: 1 > + description: > + Reference to NVMEM node containing revision information. Intead items with description. And drop 'Reference to NVMEM node containing', redundant. Just say what NVMEM it is supposed to be. Reviewed-by: Krzysztof Kozlowski Best regards, Krzysztof