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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1484EC433B4 for ; Mon, 12 Apr 2021 11:31:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DFA7F61244 for ; Mon, 12 Apr 2021 11:31:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237870AbhDLLcI (ORCPT ); Mon, 12 Apr 2021 07:32:08 -0400 Received: from mail-out.m-online.net ([212.18.0.10]:40195 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238951AbhDLLcH (ORCPT ); Mon, 12 Apr 2021 07:32:07 -0400 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4FJmm10FGFz1s3pb; Mon, 12 Apr 2021 13:31:45 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4FJmm0627zz1r1MK; Mon, 12 Apr 2021 13:31:44 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id EglLZHD-29yn; Mon, 12 Apr 2021 13:31:43 +0200 (CEST) X-Auth-Info: Ck3cUIHyMwTSrvrWjSo1RAiYHd/m6J6UJHJ+UhZhLBByE9hnwtEAV9Tz9dURqEKH Received: from igel.home (ppp-46-244-166-146.dynamic.mnet-online.de [46.244.166.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Mon, 12 Apr 2021 13:31:43 +0200 (CEST) Received: by igel.home (Postfix, from userid 1000) id 63F852C3644; Mon, 12 Apr 2021 13:31:43 +0200 (CEST) From: Andreas Schwab To: Zong Li Cc: Paul Walmsley , Palmer Dabbelt , Stephen Boyd , Pragnesh Patel , Albert Ou , Michael Turquette , "linux-kernel@vger.kernel.org List" , linux-clk@vger.kernel.org, linux-riscv Subject: Re: [PATCH v7 0/5] clk: add driver for the SiFive FU740 References: <20201209094916.17383-1-zong.li@sifive.com> <87v99qyjaz.fsf@igel.home> <87lfaj7cki.fsf@igel.home> <871rc4on36.fsf@igel.home> <87a6qrk2pw.fsf@igel.home> <874kgyfetu.fsf@igel.home> <87h7kukzy4.fsf@igel.home> X-Yow: LOOK!! Sullen American teens wearing MADRAS shorts and ``Flock of Seagulls'' HAIRCUTS! Date: Mon, 12 Apr 2021 13:31:43 +0200 In-Reply-To: (Zong Li's message of "Wed, 31 Mar 2021 16:11:20 +0800") Message-ID: <87tuob7n8g.fsf@igel.home> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org On Mär 31 2021, Zong Li wrote: > I found that the gemgxlpll was disabled immediately by power > management after macb driver install. The mainline's defconfig doesn't > enable CONFIG_PM, so the network is fine on it. The opensuse defconfig > enables CONFIG_PM, and the patch > 732374a0b440d9a79c8412f318a25cd37ba6f4e2 added the enable/disable > callback functions, so the gemgxlpll PLL, I have no idea why power > management disable it, I would keep trace it. Does that mean that CONFIG_PM also affects the FU740? Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."