mmc1 timeout issue with rpi3

Sergey Suloev ssuloev at orpaltech.com
Wed Jan 17 10:52:07 PST 2018


Hi Phil

thank you for that detail. But I am using the same power supply that I 
have been always using for my rpi3. It worked with a raspbian image and 
I never had such issues.

Thanks


On 01/17/2018 09:47 PM, Phil Elwell wrote:
> Hi Sergey,
>
> On 17/01/2018 18:19, Stefan Wahren wrote:
>> Hi Sergey,
>>
>>> Sergey Suloev <ssuloev at orpaltech.com> hat am 16. Januar 2018 um 
>>> 22:07 geschrieben:
>>>
>>>
>>> sure, here you go
>>>
>>> https://pastebin.com/kAHUrb6m
>>>
>>>
>>> On 01/16/2018 11:54 PM, Stefan Wahren wrote:
>>>> Hi Sergey,
>>>>
>>>>> Sergey Suloev <ssuloev at orpaltech.com> hat am 16. Januar 2018 um 
>>>>> 21:27 geschrieben:
>>>>>
>>>>>
>>>>> Hi,
>>>>> I still have the issue "mmc1 timeout" with mainline 4.15rc7, 
>>>>> discussed here
>>>>>
>>>>> http://lists.infradead.org/pipermail/linux-rpi-kernel/2016-June/004003.html 
>>>>>
>>>>>
>>>>> Is there any progress on this ?
>>>>> Thanks
>>>>>
>>>> please provide the dmesg output.
>>
>> first of all please avoid top-posting.
>>
>> These mmc1 timeouts are unexpected for Raspberry Pi 3 with mailine 
>> kernel. I'm using multi_v7_defconfig and get the following:
>>
>> [    0.730597] mmc1: SDHCI controller on 3f300000.sdhci 
>> [3f300000.sdhci] using PIO
>> [    0.738238] ledtrig-cpu: registered to indicate activity on CPUs
>> [    0.745085] usbcore: registered new interface driver usbhid
>> [    0.751536] usbhid: USB HID core driver
>> [    0.758625] bcm2835-mbox 3f00b880.mailbox: mailbox enabled
>> [    0.767760] NET: Registered protocol family 10
>> [    0.775301] Segment Routing with IPv6
>> [    0.781785] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
>> [    0.788874] NET: Registered protocol family 17
>> [    0.795399] can: controller area network core (rev 20170425 abi 9)
>> [    0.802013] NET: Registered protocol family 29
>> [    0.808495] can: raw protocol (rev 20170425)
>> [    0.814965] can: broadcast manager protocol (rev 20170425 t)
>> [    0.821447] can: netlink gateway (rev 20170425) max_hops=1
>> [    0.828317] Key type dns_resolver registered
>> [    0.835733] Registering SWP/SWPB emulation handler
>> [    0.842787] Loading compiled-in X.509 certificates
>> [    0.852989] 3f201000.serial: ttyAMA0 at MMIO 0x3f201000 (irq = 87, 
>> base_baud = 0) is a PL011 rev2
>> [    0.862190] mmc1: queuing unknown CIS tuple 0x80 (2 bytes)
>> [    0.868970] raspberrypi-firmware soc:firmware: Attached to 
>> firmware from 2017-07-03 14:16
>> [    0.870688] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
>> [    0.872371] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
>> [    0.875388] mmc1: queuing unknown CIS tuple 0x80 (7 bytes)
>> [    0.897742] mmc0: host does not support reading read-only switch, 
>> assuming write-enable
>> [    0.906523] mmc0: new high speed SDHC card at address 1234
>> [    0.913738] mmcblk0: mmc0:1234 SA32G 29.3 GiB
>> [    0.922210]  mmcblk0: p1 p2
>> [    0.928980] dwc2 3f980000.usb: 3f980000.usb supply vusb_d not 
>> found, using dummy regulator
>> [    0.935881] dwc2 3f980000.usb: 3f980000.usb supply vusb_a not 
>> found, using dummy regulator
>> [    0.993219] dwc2 3f980000.usb: DWC OTG Controller
>> [    0.999967] dwc2 3f980000.usb: new USB bus registered, assigned 
>> bus number 1
>> [    1.002026] mmc1: new high speed SDIO card at address 0001
>>
>> Could you please also share your config?
>> Do you have a Raspberry Pi 3 B 1.2?
>> Did you check the function of the hardware before?
>
> To add to Stefan's questions, have you specifically checked that your 
> power supply
> is adequate? Issues like this during startup are often caused by a 
> momentary undervoltage
> triggered by increased current demands as many subsystems are started 
> at once. We
> recommend a 2.5A supply for Pi 3.
>
> Phil




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