From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from codeconstruct.com.au (pi.codeconstruct.com.au [203.29.241.158]) (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 68237171CD; Thu, 5 Mar 2026 00:12:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=203.29.241.158 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772669556; cv=none; b=GIx2+E6J/EwiVQMF0ZJOrxZdbssw2J8kT52HijKUBnk8AeiI9scU3vq89tWdhMJhrn+aczZCJ20M07ixdckBJwAQF8783C0fPXe5wZ6dF3jeqY4e0xx0CuWiJZyq1WcKy79OkzZxZHyChGgAdxNCiaUEeMJ3GhcmNnsL0Q3hGMs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772669556; c=relaxed/simple; bh=VhY75jogzIbjhIU27lFiOoKUr7croBBqbus1UG6As90=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=rLh29b0wfK+nSWLf5AwBucAJTQNaxQ13WLkE//U2zvns8vE1NMLwmrweiKEJ1XkRPEX7ylJPSY+qx9hPBdPm8eUDPo9Jh7SlMS3Nu0VTvV+RP2OEbnuiYMydzN2XesUBII7i1TOv3AKNy6+hkoyc0zGEQ8Z7gEB1QOqcj/V9Va8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=codeconstruct.com.au; spf=pass smtp.mailfrom=codeconstruct.com.au; dkim=pass (2048-bit key) header.d=codeconstruct.com.au header.i=@codeconstruct.com.au header.b=eNz3NS9/; arc=none smtp.client-ip=203.29.241.158 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=codeconstruct.com.au Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=codeconstruct.com.au Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=codeconstruct.com.au header.i=@codeconstruct.com.au header.b="eNz3NS9/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=codeconstruct.com.au; s=2022a; t=1772669552; bh=VhY75jogzIbjhIU27lFiOoKUr7croBBqbus1UG6As90=; h=Subject:From:To:Cc:Date:In-Reply-To:References; b=eNz3NS9/mqu22kQpJvGSvcfTjFkgM9K80QAyI675eZTCeg0UZADIuFVg+7wB2B/bB i/cO7wIIsMAjX0iquAGV+hse58/7N1tbGTi81IH/W7GdjG8f1AlQSXN4qUoIFhz41c 8ZAmaCkV7EFpU/O0rBBtTPMy/5AnBvWWrFvV4N99HIvyYFJuWg88qSlMPdfWlyHnLq DbXrFt572dt3X7gT2iprl1tBlRvR/Lez3favGPZcjVsr0JdxSlkLhS7danAQqDPfEx 2obVBaa/neFVE1l2O6pzzJ0YoRGdcEkHpunSaRSgFhgnq8qO/XXK22+RaqHlBUJ872 Ot1S8wUQ2NsUg== Received: from [192.168.68.117] (unknown [180.150.112.60]) by mail.codeconstruct.com.au (Postfix) with ESMTPSA id 8733060C90; Thu, 5 Mar 2026 08:12:32 +0800 (AWST) Message-ID: Subject: Re: [PATCH] ARM: dts: aspeed: anacapa: Add eeprom device node From: Andrew Jeffery To: Colin Huang , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, colin.huang2@amd.com Date: Thu, 05 Mar 2026 10:42:32 +1030 In-Reply-To: <20260302-add-new-eeprom-node-v1-1-2bcf87bc22e4@gmail.com> References: <20260302-add-new-eeprom-node-v1-1-2bcf87bc22e4@gmail.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2-0+deb13u1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Mon, 2026-03-02 at 12:20 +0800, Colin Huang wrote: > eeprom address changed (0x50 to 0x51) in DCSCM rev D > To support previous rev (B/C) and rev D, > add eeprom device node for DCSCM rev D. >=20 > Signed-off-by: Colin Huang > --- > DCSCM rev D changed the eeprom address from 0x50 t0 0x51 > To support previous rev(B/C) and rev D. > add new eeprom node for devscm rev d. I feel different hardware revisions may deserved different devicetrees. What are the trade-offs that lead you to avoiding that? Why is it better to cause driver bind errors on both revisions? Andrew