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=-7.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 12635C5519F for ; Tue, 17 Nov 2020 17:06:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AE1DF2222C for ; Tue, 17 Nov 2020 17:06:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=orpaltech.com header.i=@orpaltech.com header.b="hCTCqK5S" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728365AbgKQRGY (ORCPT ); Tue, 17 Nov 2020 12:06:24 -0500 Received: from smtpng3.m.smailru.net ([94.100.177.149]:44496 "EHLO smtpng3.m.smailru.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727402AbgKQRGY (ORCPT ); Tue, 17 Nov 2020 12:06:24 -0500 X-Greylist: delayed 86021 seconds by postgrey-1.27 at vger.kernel.org; Tue, 17 Nov 2020 12:06:23 EST DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=orpaltech.com; s=mailru; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:From:Subject:Content-Type:Content-Transfer-Encoding:To:Cc; bh=4N7qnZVKZ6kP6QlmaqCLOL8IFxmq8nhjFL/g8l2nh9E=; b=hCTCqK5SrP2gcyF07z4p86APc/rv+yjKAF9Tgoz7111wXOWmBFRks8qz6CXzYyeBMMUFZ2+ZEFfynWtn+DNo9PuyUZJI2QHOSzEyVA6uPJCnxZ0seuJtwHPLzag1fZ0fF6Rf0W2wblQqRAJeX16C3kfDc6v8GVmEg5J6IC6FvnQ=; Received: by smtpng3.m.smailru.net with esmtpa (envelope-from ) id 1kf4Qu-0005mg-Mj; Tue, 17 Nov 2020 20:06:21 +0300 Subject: Re: BananaPi M2 support To: Chen-Yu Tsai Cc: Maxime Ripard , linux-kernel , linux-arm-kernel References: <9436b07d-7704-6a21-dfdb-b6aa9211d456@orpaltech.com> <20201116155253.n3nuvzxup6izhh3m@gilmour.lan> <1b4bc573-05ae-7c93-75af-50af12054b86@orpaltech.com> From: Sergey Suloev Organization: ORPALTECH Message-ID: Date: Tue, 17 Nov 2020 20:06:19 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US Authentication-Results: smtpng3.m.smailru.net; auth=pass smtp.auth=ssuloev@orpaltech.com smtp.mailfrom=ssuloev@orpaltech.com X-7564579A: EEAE043A70213CC8 X-77F55803: 4F1203BC0FB41BD911112A01BCD94C87AF95B679045E9FBD19C6239BCC2F3603182A05F538085040F573B5607F4757F48634DFD11FB316A053A62DB5DE032E45BC10EDF8D3AB537E X-7FA49CB5: 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 X-C8649E89: CBC1436E3DDFC5B780E6EF887D0F3B8A447F00EB6B81C0D0CE32E681697AD82B7D5E7EF9E52F8199 X-D57D3AED: 3ZO7eAau8CL7WIMRKs4sN3D3tLDjz0dLbV79QFUyzQ2Ujvy7cMT6pYYqY16iZVKkSc3dCLJ7zSJH7+u4VD18S7Vl4ZUrpaVfd2+vE6kuoey4m4VkSEu530nj6fImhcD4MUrOEAnl0W826KZ9Q+tr5ycPtXkTV4k65bRjmOUUP8cvGozZ33TWg5HZplvhhXbhDGzqmQDTd6OAevLeAnq3Ra9uf7zvY2zzsIhlcp/Y7m53TZgf2aB4JOg4gkr2bioj9XlJEe7UB2qkmQkHj37Vmw== X-Mailru-Sender: 689FA8AB762F73937240DDB2502DDB70760953E572910E5DDF673E7E1FD321A6778B5FB1219D8779F6BCD4B1DE95BF653AE5922765F965CDF1D7D1B96E5495AE10FCEA6DFE3E0A150D4ABDE8C577C2ED X-Mras: Ok Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, ChenYu, I have tried to build and run linux-next  by tag  "next-20201117". Now the boot log looks different but the kernel still hangs. See https://pastebin.com/gFk7XuBc Thank you, Sergey On 17.11.2020 11:06, Chen-Yu Tsai wrote: > Hi, > > Please try linux-next. There were some regulator fixes that got merged recently. > One of them fixes an infinite recursion when resolving regulator supplies. > > ChenYu > > On Tue, Nov 17, 2020 at 1:12 AM Sergey Suloev wrote: >> Hi, Maxime, >> >> it just hangs on that last lines and nothing happens anymore, see 5.18 log. >> >> >> On 16.11.2020 18:52, Maxime Ripard wrote: >>> Hi, >>> >>> On Sat, Nov 14, 2020 at 08:20:54PM +0300, Sergey Suloev wrote: >>>> Hi, >>>> >>>> I noticed that BananaPi M2 (A31 SoC) does not boot anymore on modern >>>> kernels. The problem arises somewhere between 5.7.19 - 5.8.18. I have saved >>>> boot logs for both versions https://pastebin.com/DTRZi8R7 and >>>> https://pastebin.com/PS2hq07A. Logs have been taken on clean/non-patched >>>> kernel with default config, u-boot v2020.10. >>>> >>>> The kernel versions 5.7.x and below work well (I tried 5.5.19 and 5.6.19). >>>> The versions 5.8.18 and above all fail (5.9 and 5.10). >>>> >>>> Could you look at the problem or provide an advice about further >>>> investigation, please ? >>> I'm not quite sure what the issue is exactly? How does it fail to boot? >>> >>> Maxime >> >> Thank you, >> Sergey >>