ARM juno R2 board USB Issue (EHCI probe failed)

[Sajjan, Vikas C]

Hi Sudeep,

-----Original Message-----
From: Sudeep Holla [mailto:sudeep.holla at arm.com] 
Sent: Tuesday, September 27, 2016 2:21 PM
To: Vikas Sajjan <sajjan.linux at gmail.com>; linux-usb at vger.kernel.org; linux-arm-kernel at lists.infradead.org; linux-acpi at vger.kernel.org
Cc: Sudeep Holla <sudeep.holla at arm.com>; mark.rutland at arm.com; lorenzo.pieralisi at arm.com; Sajjan, Vikas C <vikas.cha.sajjan at 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 at 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.

Thanks and Regards
Vikas Sajjan
--
Regards,
Sudeep