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From: Marek Behun <marek.behun@nic.cz>
To: "Toke Høiland-Jørgensen" <toke@redhat.com>
Cc: linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	Rob Herring <robh@kernel.org>,
	Ilias Apalodimas <ilias.apalodimas@linaro.org>
Subject: Re: PCI trouble on mvebu (Turris Omnia)
Date: Tue, 27 Oct 2020 19:03:44 +0100	[thread overview]
Message-ID: <20201027190344.4ffd9186@nic.cz> (raw)
In-Reply-To: <87imavwu7b.fsf@toke.dk>

Are you using stock U-Boot in the Omnia?

Marek

On Tue, 27 Oct 2020 16:43:20 +0100
Toke Høiland-Jørgensen <toke@redhat.com> wrote:

> Hi everyone
> 
> I'm trying to get a mainline kernel to run on my Turris Omnia, and am
> having some trouble getting the PCI bus to work correctly. Specifically,
> I'm running a 5.10-rc1 kernel (torvalds/master as of this moment), with
> the resource request fix[0] applied on top.
> 
> The kernel boots fine, and the patch in [0] makes the PCI devices show
> up. But I'm still getting initialisation errors like these:
> 
> [    1.632709] pci 0000:01:00.0: BAR 0: error updating (0xe0000004 != 0xffffffff)
> [    1.632714] pci 0000:01:00.0: BAR 0: error updating (high 0x000000 != 0xffffffff)
> [    1.632745] pci 0000:02:00.0: BAR 0: error updating (0xe0200004 != 0xffffffff)
> [    1.632750] pci 0000:02:00.0: BAR 0: error updating (high 0x000000 != 0xffffffff)
> 
> and the WiFi drivers fail to initialise with what appears to me to be
> errors related to the bus rather than to the drivers themselves:
> 
> [    3.509878] ath: phy0: Mac Chip Rev 0xfffc0.f is not supported by this driver
> [    3.517049] ath: phy0: Unable to initialize hardware; initialization status: -95
> [    3.524473] ath9k 0000:01:00.0: Failed to initialize device
> [    3.530081] ath9k: probe of 0000:01:00.0 failed with error -95
> [    3.536012] ath10k_pci 0000:02:00.0: of_irq_parse_pci: failed with rc=134
> [    3.543049] pci 0000:00:02.0: enabling device (0140 -> 0142)
> [    3.548735] ath10k_pci 0000:02:00.0: can't change power state from D3hot to D0 (config space inaccessible)
> [    3.588592] ath10k_pci 0000:02:00.0: failed to wake up device : -110
> [    3.595098] ath10k_pci: probe of 0000:02:00.0 failed with error -110
> 
> lspci looks OK, though:
> 
> # lspci
> 00:01.0 PCI bridge: Marvell Technology Group Ltd. Device 6820 (rev 04)
> 00:02.0 PCI bridge: Marvell Technology Group Ltd. Device 6820 (rev 04)
> 00:03.0 PCI bridge: Marvell Technology Group Ltd. Device 6820 (rev 04)
> 01:00.0 Network controller: Qualcomm Atheros AR9287 Wireless Network Adapter (PCI-Express) (rev 01)
> 02:00.0 Network controller: Qualcomm Atheros QCA986x/988x 802.11ac Wireless Network Adapter (rev ff)
> 
> Does anyone have any clue what could be going on here? Is this a bug, or
> did I miss something in my config or other initialisation? I've tried
> with both the stock u-boot distributed with the board, and with an
> upstream u-boot from latest master; doesn't seem to make any different.
> 
> Any pointers will be greatly appreciated!
> 
> Thanks,
> 
> -Toke
> 
> 
> [0] https://lore.kernel.org/linux-pci/20201023145252.2691779-1-robh@kernel.org/

  parent reply	other threads:[~2020-10-27 18:09 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-27 15:43 PCI trouble on mvebu (Turris Omnia) Toke Høiland-Jørgensen
2020-10-27 17:20 ` Bjorn Helgaas
2020-10-27 17:44   ` ™֟☻̭҇ Ѽ ҉ ®
2020-10-27 18:59     ` Toke Høiland-Jørgensen
2020-10-27 20:20       ` Toke Høiland-Jørgensen
2020-10-27 21:22         ` ™֟☻̭҇ Ѽ ҉ ®
2020-10-27 21:31           ` Toke Høiland-Jørgensen
2020-10-27 22:01             ` ™֟☻̭҇ Ѽ ҉ ®
2020-10-27 22:12               ` Toke Høiland-Jørgensen
2020-10-27 18:56   ` Toke Høiland-Jørgensen
2020-10-28 13:36     ` Toke Høiland-Jørgensen
2020-10-28 14:42       ` Bjorn Helgaas
2020-10-28 15:08         ` Toke Høiland-Jørgensen
2020-10-28 16:40           ` ™֟☻̭҇ Ѽ ҉ ®
2020-10-28 23:16             ` Bjorn Helgaas
2020-10-29 10:09               ` Pali Rohár
2020-10-29 10:56                 ` ™֟☻̭҇ Ѽ ҉ ®
2020-10-29 11:12                 ` Toke Høiland-Jørgensen
2020-10-29 19:30                   ` Bjorn Helgaas
2020-10-29 19:56                     ` ™֟☻̭҇ Ѽ ҉ ®
2020-10-29 19:57                     ` Andrew Lunn
2020-10-29 21:55                       ` Thomas Petazzoni
2020-10-29 20:18                     ` Toke Høiland-Jørgensen
2020-10-29 22:09                       ` Toke Høiland-Jørgensen
2020-10-29 20:58                     ` Marek Behun
2020-10-30 10:08                       ` Pali Rohár
2020-10-30 10:45                         ` Marek Behun
2020-10-29 21:54                     ` Thomas Petazzoni
2020-10-29 23:15                       ` Toke Høiland-Jørgensen
2020-10-30  8:23                         ` Thomas Petazzoni
2020-10-30 10:15                         ` Pali Rohár
2020-10-29 10:41               ` Toke Høiland-Jørgensen
2020-10-29 11:18                 ` ™֟☻̭҇ Ѽ ҉ ®
2020-10-30 11:23               ` Pali Rohár
2020-10-30 13:02                 ` Toke Høiland-Jørgensen
2020-10-30 14:23                   ` Pali Rohár
2020-10-30 14:54                     ` ™֟☻̭҇ Ѽ ҉ ®
2020-10-31 12:49                       ` Toke Høiland-Jørgensen
2020-11-02 15:24                         ` Pali Rohár
2020-11-02 15:54                           ` Toke Høiland-Jørgensen
2020-11-02 16:18                             ` ™֟☻̭҇ Ѽ ҉ ®
2020-11-02 16:33                               ` Toke Høiland-Jørgensen
2021-03-15 19:58                             ` Pali Rohár
2021-03-16  9:25                               ` Pali Rohár
2021-03-18 22:43                                 ` Toke Høiland-Jørgensen
2021-03-18 23:16                                   ` Pali Rohár
2021-03-26 12:50                                     ` Pali Rohár
2021-03-26 15:25                                       ` Toke Høiland-Jørgensen
2021-03-26 15:34                                         ` Pali Rohár
2021-03-26 16:54                                           ` Toke Høiland-Jørgensen
2021-03-26 17:11                                             ` Pali Rohár
2021-03-26 17:51                                               ` Toke Høiland-Jørgensen
2021-03-29 17:09                                                 ` Pali Rohár
2021-03-31 14:02                                                   ` Toke Høiland-Jørgensen
2021-03-31 16:15                                                     ` Pali Rohár
2021-03-31 16:53                                                       ` Toke Høiland-Jørgensen
2020-10-29  1:21             ` Marek Behun
2020-10-29 15:12           ` Rob Herring
2020-10-27 18:03 ` Marek Behun [this message]
2020-10-27 19:00   ` Toke Høiland-Jørgensen
2020-10-27 20:19     ` Marek Behun
2020-10-27 20:49       ` Toke Høiland-Jørgensen

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