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=-8.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 D20C2C432C0 for ; Tue, 26 Nov 2019 14:55:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A72D92071A for ; Tue, 26 Nov 2019 14:55:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="lnOG2CPr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728206AbfKZOzo (ORCPT ); Tue, 26 Nov 2019 09:55:44 -0500 Received: from mail-wr1-f65.google.com ([209.85.221.65]:42306 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727171AbfKZOzo (ORCPT ); Tue, 26 Nov 2019 09:55:44 -0500 Received: by mail-wr1-f65.google.com with SMTP id a15so22812152wrf.9 for ; Tue, 26 Nov 2019 06:55:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=gAgCpOkG0CJjj2IFAJR4DNaPYnOca7utLu7qbIQQs80=; b=lnOG2CPrDsBR3s1As/va8KQnttWwJwEztlWw+DWSnGR9ylPtiIjHY0epAyKvohy03K KIqoR3yv2USeXlUfdgdJFCd5vLk6I/M1xbgu0BvtdSDKSX6gQ3NlXLNlL2E9xwcHZz1s +whYQQxseK5cSMRB8EHWnA1DVskgYuujPmelVtzmc85JO11hdyZzYjI/m5GKt2sXJLlW nEcVqIOaJwEsj7eDwP9BOLzt2lu0jlM5XryENo2k4JR8siCZQA34tmCYOCCqmGWey/cw U/xFJEInHoNYXOlBehkHaDgFfIweXNFnubeE5AOV0YlLRRUr1TEbJ4D/dYvR/PbhqXvl duSA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=gAgCpOkG0CJjj2IFAJR4DNaPYnOca7utLu7qbIQQs80=; b=mosjh2cU6jQ0ZCFEjMWS1qKh2U0s84KB0hm21w5+YzoQmblnWTra30H5WuC0sj66UM iIpwnkdayv6i7iNM1+4XuoZ1LpQYX43QzgcuqqF8AK8KdDsoFBRD+RrGL2frwCQPFh+r XZSbQRaY8U9cdzKalebMOeUBNe/PR5fjmSQG2WmXWuNWTC/NT67HAEo2U/tts98kOdvD mCrhkhVa7WuEdB4sSEe5gZQSbXv1igQE5/8H5B9c5TVvg8l7MXlerEI6ovlg8rUOrtCL TVHUabhW9vtBqCxfnOkyhMuC30ecnOKJVkNHuaxvaxAyH9ADIzernKXREDpne9mUUJGN IT4A== X-Gm-Message-State: APjAAAXd1JSMG3IwTnVk8c32ZXsrgnFgUjjB6KGkf3D1LyK6i73Xo5Eb 7rK1Net+Mgz1ILiTNBrU9rQ= X-Google-Smtp-Source: APXvYqyf0ou5DnVsUssYXL+snAKsOsfoIMefMqPoDOLg1WEgrM/FwYfatiAjbx4JWRqshoUbMq0fbQ== X-Received: by 2002:a5d:5267:: with SMTP id l7mr32515964wrc.84.1574780141417; Tue, 26 Nov 2019 06:55:41 -0800 (PST) Received: from localhost ([193.47.161.132]) by smtp.gmail.com with ESMTPSA id e16sm3294586wme.35.2019.11.26.06.55.37 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 26 Nov 2019 06:55:40 -0800 (PST) Date: Tue, 26 Nov 2019 15:54:50 +0100 From: Oliver Graute To: Peng Fan Cc: "catalin.marinas@arm.com" , "will@kernel.org" , Anson Huang , "linux-kernel@vger.kernel.org" , "mripard@kernel.org" , "bjorn.andersson@linaro.org" , "dinguyen@kernel.org" , dl-linux-imx , "olof@lixom.net" , Leonard Crestez , "shawnguo@kernel.org" , "linux-arm-kernel@lists.infradead.org" Subject: Re: [PATCH] arm64: defconfig: Change CONFIG_AT803X_PHY from m to y Message-ID: <20191126145450.GB5108@optiplex> References: <1572848275-30941-1-git-send-email-peng.fan@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1572848275-30941-1-git-send-email-peng.fan@nxp.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/11/19, Peng Fan wrote: > From: Peng Fan > > With phy-reset-gpios are enabled for i.MX8MM-EVK board, phy > will be reset. Without CONFIG_AT803X_PHY as y, board will stop > booting in NFS DHCP, because phy is not ready. So mark > CONFIG_AT803X_PHY from m to y to make board boot when using nfs rootfs. > > Signed-off-by: Peng Fan > --- > arch/arm64/configs/defconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig > index c9a867ac32d4..cd778c9ea8a4 100644 > --- a/arch/arm64/configs/defconfig > +++ b/arch/arm64/configs/defconfig > @@ -285,7 +285,7 @@ CONFIG_SNI_AVE=y > CONFIG_SNI_NETSEC=y > CONFIG_STMMAC_ETH=m > CONFIG_MDIO_BUS_MUX_MMIOREG=y > -CONFIG_AT803X_PHY=m > +CONFIG_AT803X_PHY=y > CONFIG_MARVELL_PHY=m > CONFIG_MARVELL_10G_PHY=m > CONFIG_MESON_GXL_PHY=m > -- > 2.16.4 Hello Peng, this patch broke my imx8qm nfs setup. With the generic phy driver my board is booting fine. But with the AT803X_PHY=y enabled I'am running into the following phy issue. So on my side it looks inverse as on yours. What is the best proposal to fix this? [ 5.550442] fec 5b040000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 5.573206] Sending DHCP requests ...... timed out! [ 95.339702] IP-Config: Retrying forever (NFS root)... [ 95.348873] Atheros 8035 ethernet 5b040000.ethernet-1:06: attached PHY driver [Atheros 8035 ethernet] (mii_bus:phy_addr=5b040000.ethernet-1:06, irq=POLL) [ 99.438443] fec 5b040000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 99.461206] Sending DHCP requests ...... timed out! [ 174.419639] IP-Config: Retrying forever (NFS root)... [ 174.428834] Atheros 8035 ethernet 5b040000.ethernet-1:06: attached PHY driver [Atheros 8035 ethernet] (mii_bus:phy_addr=5b040000.ethernet-1:06, irq=POLL) [ 178.542418] fec 5b040000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 178.565206] Sending DHCP requests ..... [ 209.261271] random: crng init done [ 230.565202] . timed out! [ 260.577340] IP-Config: Retrying forever (NFS root)... [ 260.586497] Atheros 8035 ethernet 5b040000.ethernet-1:06: attached PHY driver [Atheros 8035 ethernet] (mii_bus:phy_addr=5b040000.ethernet-1:06, irq=POLL) [ 264.686438] fec 5b040000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 264.709206] Sending DHCP requests ...... timed out! [ 339.259701] IP-Config: Retrying forever (NFS root)... [ 339.268835] Atheros 8035 ethernet 5b040000.ethernet-1:06: attached PHY driver [Atheros 8035 ethernet] (mii_bus:phy_addr=5b040000.ethernet-1:06, irq=POLL) [ 343.374422] fec 5b040000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 343.405206] Sending DHCP requests ...... timed out! [ 433.171676] IP-Config: Retrying forever (NFS root)... [ 433.180842] Atheros 8035 ethernet 5b040000.ethernet-1:06: attached PHY driver [Atheros 8035 ethernet] (mii_bus:phy_addr=5b040000.ethernet-1:06, irq=POLL) [ 437.294439] fec 5b040000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 437.317206] Sending DHCP requests ...... timed out! [ 509.003660] IP-Config: Retrying forever (NFS root)... [ 509.012836] Atheros 8035 ethernet 5b040000.ethernet-1:06: attached PHY driver [Atheros 8035 ethernet] (mii_bus:phy_addr=5b040000.ethernet-1:06, irq=POLL) [ 513.102416] fec 5b040000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off Best Regards, Oliver