From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5A7B4C636EE for ; Wed, 28 Aug 2024 19:46:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=IasHHQfYtxUKFOajQsNzBFWV1z66zEn5fBTeebNeDaM=; b=2DI7gKaAQlpiSus/osCffrLnV6 D2bgSHMPYNK/OSvxAG6R2tz8iNDP/RjK2jrycWU7QbBBYU683H01ZFdHI8H/+Ti7rXDw3ZcolLmtB AYZO19Ow8N1IXSxXyoqnTf90q03/ZOcfXirkQ3A6q81fhYxINPzSMGhNxQtUdv+AsF4k8n+gx8+go j+HmXTo30zjew3xUTYlLY2hvk9vhDwoLDilFcR3ukUZ/DHbjQ/yMB6czwT+V+Fc6J1BL6kBAPisv0 yu/EV3Z0QvMBORe4XvQ361A7OyLJZgEhvD/2M1g1v2jsF4QMBIBqpvS4xBIuM3kEiCW1A/lGGHyPy 7yUVkN+g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sjOcB-0000000Glvw-18kt; Wed, 28 Aug 2024 19:45:59 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sjOax-0000000GlgA-3W9Y for linux-arm-kernel@lists.infradead.org; Wed, 28 Aug 2024 19:44:45 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by ams.source.kernel.org (Postfix) with ESMTP id 1D27AAE2FFD; Wed, 28 Aug 2024 19:44:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0D9DEC4CEC0; Wed, 28 Aug 2024 19:44:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724874281; bh=z+DN7pQDTPTfVhhxP/6pUWvaEtfsBhIDxLbuBJvw8VY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=pLeGeDkZuR89DglWmSXQWT13UbzmiskpP0ALuIO7PMVFcIfhosqBN2QS/d5ZBUFIb IdTBo/fG1Mw6Uq05oORGuwmqLnASSCvyHceY0Hzj7tGOmCzvMGp1HneD08E0BQVdJ4 xmds8YyVur5Agnpbk6vnoQFWj9VMR2hqR+5aYN5/VaOrAEyEX8HSzd2spSl1mdkIsD EGKfo3fMur3U1fUefHsTM+QjYm5oa/ARGYuRhjIl/beCif/DoQSOPEND0QtiCmdvUz 9vQrdmlbRiP5hJS1+6u4LQUSeTzYIeXRWtS0VqbeT+To/WJe09GlNCRNn6lSNc3ugS 5ehuboREuAgpA== Message-ID: <87752439-1b41-4f4b-9e94-5c2a43fab4f4@kernel.org> Date: Wed, 28 Aug 2024 22:44:34 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 2/2] arm64: dts: ti: Add k3-am67a-beagley-ai To: Robert Nelson Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vignesh Raghavendra , Nishanth Menon , Andrew Davis , Jai Luthra , Siddharth Vadapalli , Jared McArthur , Jason Kridner , Deepak Khatri , Drew Fustini References: <20240822170440.265055-1-robertcnelson@gmail.com> <20240822170440.265055-2-robertcnelson@gmail.com> <2774e7e5-8c03-4f38-90c3-b414bc6af255@kernel.org> Content-Language: en-US From: Roger Quadros In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240828_124444_041859_C752669A X-CRM114-Status: GOOD ( 10.25 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 28/08/2024 17:33, Robert Nelson wrote: > On Fri, Aug 23, 2024 at 10:33 AM Robert Nelson wrote: >> >>>> + >>>> +&cpsw3g { >>>> + pinctrl-names = "default"; >>>> + pinctrl-0 = <&rgmii1_pins_default>, <&gbe_pmx_obsclk>; >>> >>> Why do you need OBSCLK for Ethernet MAC? >>> The OBSCLK is connected to the Ethernet PHY via C406 which is not even populated. >>> It seems that the PHY is clocked by a crystal oscillator X5 so doesn't really >>> need OBSCLK in the stock configuration? >> >> Ah crap, I'll take a look at this... I bet it's left over from the >> first pcb, (all my first rev pcb's are now locked up so i don't use >> them anymore).. Seeed/BeagleBoard was playing it safe and designing >> in both options.. Once the internal clocks were verified newer >> revisions removed the external clock. >> >> Yeah, I'm pretty sure final production boards removed every external >> clock option. > > Yeap, external clock is the default for all production boards, i > removed this internal clock configuration. Did you mean internal clock is the default? Earlier you mentioned "after verification newer versions removed the external clock" -- cheers, -roger