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Re: [lkp] [gpio] 1b06d64f73: kmsg.dio-#e#-dio-#e:Unable_to_lock#-dio-#e_port_addresses(#-#)

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On 01/31/2016 08:14 PM, kernel test robot wrote:
> FYI, we noticed the below changes on
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git devel
> commit 1b06d64f73746c30ddba43bb57c30ba9a126f53b ("gpio: Add GPIO support for the ACCES 104-DIO-48E")
> 
> With your commit, there are the following new messages in kernel log.
> 
> [    6.176052] 104-dio-48e 104-dio-48e: Unable to lock 104-dio-48e port addresses (0x0-0x10)
> [    6.176052] 104-dio-48e 104-dio-48e: Unable to lock 104-dio-48e port addresses (0x0-0x10)
> [    6.177538] 104-dio-48e: probe of 104-dio-48e failed with error -16
> [    6.177538] 104-dio-48e: probe of 104-dio-48e failed with error -16
> [    6.178846] 104-idi-48 104-idi-48: Unable to lock 104-idi-48 port addresses (0x0-0x8)
> [    6.178846] 104-idi-48 104-idi-48: Unable to lock 104-idi-48 port addresses (0x0-0x8)
> [    6.180359] 104-idi-48: probe of 104-idi-48 failed with error -16
> [    6.180359] 104-idi-48: probe of 104-idi-48 failed with error -16
> 
> Thanks,
> Ying Huang

This behavior is expected for the 104-dio-48e module and 104-idi-48        
module: base port address for the hardware must be manually set by the   
user since the hardware lacks discovery functionality.

William Breathitt Gray

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Re: [lkp] [gpio] 1b06d64f73:  kmsg.dio-#e#-dio-#e:Unable_to_lock#-dio-#e_port_addresses(#-#) William Breathitt Gray <vilhelm.gray@gmail.com> - 2016-02-01 02:30 +0100

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