Re: ARM juno R2 board USB Issue (EHCI probe failed)

[Hanjun Guo <hanjun.guo@linaro.org>]

On 09/27/2016 05:07 PM, Sudeep Holla wrote:
>
>
> On 27/09/16 09:55, Sajjan, Vikas C wrote:
>> Hi Sudeep,
>>
>> -----Original Message-----
>> From: Sudeep Holla [mailto:sudeep.holla@arm.com]
>> Sent: Tuesday, September 27, 2016 2:21 PM
>> To: Vikas Sajjan <sajjan.linux@gmail.com>; linux-usb@vger.kernel.org;
>> linux-arm-kernel@lists.infradead.org; linux-acpi@vger.kernel.org
>> Cc: Sudeep Holla <sudeep.holla@arm.com>; mark.rutland@arm.com;
>> lorenzo.pieralisi@arm.com; Sajjan, Vikas C <vikas.cha.sajjan@hpe.com>
>> Subject: Re: ARM juno R2 board USB Issue (EHCI probe failed)
>>
>> Hi Vikas,
>>
>> On 27/09/16 09:14, Vikas Sajjan wrote:
>>> Adding USB mailing list.
>>>
>>>
>>> On Tue, Sep 27, 2016 at 12:33 PM, Sajjan, Vikas C
>>> <vikas.cha.sajjan@hpe.com> wrote:
>>>> Hi All,
>>>>
>>>> I working on ARM juno R2 board, with latest kernel 4.8.rc7 and I get
>>>> below USB EHCI probe error while booting with acpi=force.
>>>>
>>
>> Are you using the latest UEFI EDK2 ?
>> No, I am still using the UEFI binary which came as part of the Juno
>> board.
>>
>>
>>>> [    1.223662] VFIO - User Level meta-driver version: 0.3
>>>> [    1.229335] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI)
>>>> Driver
>>>> [    1.235882] ehci-pci: EHCI PCI platform driver
>>>> [    1.240359] ehci-platform: EHCI generic platform driver
>>>> [    1.245619] ehci-platform ARMH0D20:00: Error: DMA mask
>>>> configuration failed
>>>> [    1.272491] ehci-platform: probe of ARMH0D20:00 failed with error -5
>>>> [    1.278876] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
>>>> [    1.285071] ohci-pci: OHCI PCI platform driver
>>>> [    1.289548] ohci-platform: OHCI generic platform driver
>>>> [    1.294884] usbcore: registered new interface driver usb-storage
>>>> [    1.301231] mousedev: PS/2 mouse device common for all mice
>>>> [    1.307197] rtc-efi rtc-efi: rtc core: registered rtc-efi as rtc0
>>>>
>>>> But this error goes off, if I don't force ACPI booting, i.e., if I
>>>> remove acpi=force from kernel command line , USB is detected  and my
>>>> RFS which is in the usb drive, gets mounted successfully.
>>>>
>>
>> As I mentioned in private, I do get the same error if I drop _CCA in
>> USB object of ACPI DSDT. Can you give it a spin with latest UEFI ?
>>
>> Sure, will try with latest UEFI.
>>
>
> I bet that's 8-12 months old. It puts the banner during boot with the
> build date. You can try to follow [1] or access it from [2]

Agree.

D03 is using the same IP (EHCI) and the USB works fine with _CCA
in the device node.

Thanks
Hanjun