From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Andreas_F=c3=a4rber?= Subject: Re: 4.5.0 on sun7i-a20-olinuxino-lime2: libphy: PHY stmmac-0:ffffffff not found (regression from rc7) Date: Wed, 16 Mar 2016 14:10:47 +0100 Message-ID: <56E95B57.1090100@suse.de> References: <56E9413D.9010902@a20.net> <56E945FF.6080005@arm.com> <56E94CF4.2060607@arm.com> Reply-To: afaerber-l3A5Bk7waGM@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: Marc Zyngier , Bert Lindner , Maxime Ripard , linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Giuseppe Cavallaro To: Robin Murphy Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org In-Reply-To: <56E94CF4.2060607-5wv7dgnIgG8@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , List-Id: netdev.vger.kernel.org Am 16.03.2016 um 13:09 schrieb Robin Murphy: > On 16/03/16 11:39, Marc Zyngier wrote: >> On 16/03/16 11:19, Bert Lindner wrote: >>> Hopefully this is the correct place and way to report this. The main discussion is on netdev list actually, CC'ed. >>> For the board sun7i-a20-olinuxino-lime2, there seems to be a problem >>> with the eth0 PHY in mainline kernel 4.5.0 that developed since >>> 4.5.0-rc7. Ethernet does not work, although eth0 is reported: >>> >>> root@lime2-079f:~# ip a l eth0 >>> 2: eth0: mtu 1500 qdisc noop state DOWN group >>> default qlen 1000 >>> link/ether 02:c9:05:02:07:9f brd ff:ff:ff:ff:ff:ff >>> >>> Difference reported in dmesg: >>> >>> 4.5.0-rc7: >>> [ 9.379279] NET: Registered protocol family 10 >>> [ 10.217148] RX IPC Checksum Offload disabled >>> [ 10.217195] No MAC Management Counters available >>> [ 10.217627] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready >>> [ 15.206250] sun7i-dwmac 1c50000.ethernet eth0: Link is Up - >>> 1Gbps/Full - flow control off >>> [ 15.206360] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready >>> >>> 4.5.0: >>> [ 9.767125] NET: Registered protocol family 10 >>> [ 10.357405] libphy: PHY stmmac-0:ffffffff not found >>> [ 10.362382] eth0: Could not attach to PHY >>> [ 10.366557] stmmac_open: Cannot attach to PHY (error: -19) >>> >>> .config is identical for both, also after make oldconfig, apart from >>> comment with version number. DTB file is also identical between the two >>> versions. >>> >>> Kernels are compiled on the board itself. /proc/version string: >>> Linux version 4.5.0-rc7 (root@lime2-079f) (gcc version 4.9.1 >>> (Ubuntu/Linaro 4.9.1-16ubuntu6) ) #1 SMP Mon Mar 7 11:57:25 UTC 2016 >>> Linux version 4.5.0 (root@lime2-079f) (gcc version 4.9.1 (Ubuntu/Linaro >>> 4.9.1-16ubuntu6) ) #1 SMP Tue Mar 15 11:39:01 UTC 2016 >>> >>> Please let me know if more info is needed, if I should post complete >>> .config, test compile with a particular config or patch, etc. Part of >>> .config below. >> >> Can you please try reverting 88f8b1b ("stmmac: Fix 'eth0: No PHY found' >> regression") and report whether or not this changes anything? This seems >> to be the only stmac patch between -rc7 and release... >=20 > Sounds like the same thing as the giant ongoing discussion thread here: >=20 > http://thread.gmane.org/gmane.linux.drivers.devicetree/159007/focus=3D402= 830 v4 fixes for 4.5 are here: https://patchwork.ozlabs.org/patch/598195/ (revert) https://patchwork.ozlabs.org/patch/598196/ v2 fixes for linux-next here: https://patchwork.ozlabs.org/patch/598331/ (revert) https://patchwork.ozlabs.org/patch/598332/ Please let Peppe know whether they work for you guys. Cheers, Andreas --=20 SUSE Linux GmbH, Maxfeldstr. 5, 90409 N=C3=BCrnberg, Germany GF: Felix Imend=C3=B6rffer, Jane Smithard, Graham Norton; HRB 21284 (AG N= =C3=BCrnberg) --=20 You received this message because you are subscribed to the Google Groups "= linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to linux-sunxi+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org For more options, visit https://groups.google.com/d/optout. From mboxrd@z Thu Jan 1 00:00:00 1970 From: afaerber@suse.de (=?UTF-8?Q?Andreas_F=c3=a4rber?=) Date: Wed, 16 Mar 2016 14:10:47 +0100 Subject: 4.5.0 on sun7i-a20-olinuxino-lime2: libphy: PHY stmmac-0:ffffffff not found (regression from rc7) In-Reply-To: <56E94CF4.2060607@arm.com> References: <56E9413D.9010902@a20.net> <56E945FF.6080005@arm.com> <56E94CF4.2060607@arm.com> Message-ID: <56E95B57.1090100@suse.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Am 16.03.2016 um 13:09 schrieb Robin Murphy: > On 16/03/16 11:39, Marc Zyngier wrote: >> On 16/03/16 11:19, Bert Lindner wrote: >>> Hopefully this is the correct place and way to report this. The main discussion is on netdev list actually, CC'ed. >>> For the board sun7i-a20-olinuxino-lime2, there seems to be a problem >>> with the eth0 PHY in mainline kernel 4.5.0 that developed since >>> 4.5.0-rc7. Ethernet does not work, although eth0 is reported: >>> >>> root at lime2-079f:~# ip a l eth0 >>> 2: eth0: mtu 1500 qdisc noop state DOWN group >>> default qlen 1000 >>> link/ether 02:c9:05:02:07:9f brd ff:ff:ff:ff:ff:ff >>> >>> Difference reported in dmesg: >>> >>> 4.5.0-rc7: >>> [ 9.379279] NET: Registered protocol family 10 >>> [ 10.217148] RX IPC Checksum Offload disabled >>> [ 10.217195] No MAC Management Counters available >>> [ 10.217627] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready >>> [ 15.206250] sun7i-dwmac 1c50000.ethernet eth0: Link is Up - >>> 1Gbps/Full - flow control off >>> [ 15.206360] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready >>> >>> 4.5.0: >>> [ 9.767125] NET: Registered protocol family 10 >>> [ 10.357405] libphy: PHY stmmac-0:ffffffff not found >>> [ 10.362382] eth0: Could not attach to PHY >>> [ 10.366557] stmmac_open: Cannot attach to PHY (error: -19) >>> >>> .config is identical for both, also after make oldconfig, apart from >>> comment with version number. DTB file is also identical between the two >>> versions. >>> >>> Kernels are compiled on the board itself. /proc/version string: >>> Linux version 4.5.0-rc7 (root at lime2-079f) (gcc version 4.9.1 >>> (Ubuntu/Linaro 4.9.1-16ubuntu6) ) #1 SMP Mon Mar 7 11:57:25 UTC 2016 >>> Linux version 4.5.0 (root at lime2-079f) (gcc version 4.9.1 (Ubuntu/Linaro >>> 4.9.1-16ubuntu6) ) #1 SMP Tue Mar 15 11:39:01 UTC 2016 >>> >>> Please let me know if more info is needed, if I should post complete >>> .config, test compile with a particular config or patch, etc. Part of >>> .config below. >> >> Can you please try reverting 88f8b1b ("stmmac: Fix 'eth0: No PHY found' >> regression") and report whether or not this changes anything? This seems >> to be the only stmac patch between -rc7 and release... > > Sounds like the same thing as the giant ongoing discussion thread here: > > http://thread.gmane.org/gmane.linux.drivers.devicetree/159007/focus=402830 v4 fixes for 4.5 are here: https://patchwork.ozlabs.org/patch/598195/ (revert) https://patchwork.ozlabs.org/patch/598196/ v2 fixes for linux-next here: https://patchwork.ozlabs.org/patch/598331/ (revert) https://patchwork.ozlabs.org/patch/598332/ Please let Peppe know whether they work for you guys. Cheers, Andreas -- SUSE Linux GmbH, Maxfeldstr. 5, 90409 N?rnberg, Germany GF: Felix Imend?rffer, Jane Smithard, Graham Norton; HRB 21284 (AG N?rnberg)