Re: I2C1 controller timed out issue

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi,
I am using current linux-omap git sources. Can you please post the patch to fix
this timeout issue.

On Sat, Dec 20, 2008 at 7:39 PM, Felipe Balbi <me@xxxxxxxxxxxxxxx> wrote:
> On Sat, Dec 20, 2008 at 03:34:00PM +0530, pramod gurav wrote:
>> Hi,
>> I am working on OMAP3430 board. The kernel is linux-omap-2.6.
>> The twl5030 module is sitting on i2c1.
>> I often come across a error saying
>>
>> i2c_omap i2c_omap.1: controller timed out
>> i2c_omap i2c_omap.1: controller timed out
>>
>> This is all what appears in logs when i2c1 times out and all the
>> other slave devices on i2c1 stop responding. Other i2c busses(2)
>> work properly. if try to reboot the I2C fails to respnd in u-boot also
>> saying
>>
>> timed out in wait_for_pin: I2C_STAT=0
>> I2C read failed
>> timed out in wait_for_pin: I2C_STAT=0
>> I2C read failed
>> timed out in wait_for_pin: I2C_STAT=0
>> I2C read failed
>>
>> I have to to do hard reset to progress with the boot.
>>
>> I gone through the changes happened to i2-omap driver in between
>> and tried applying the patches manually.
>> The problem still persists.
>> May be I am missing some more changes.
>>
>> The i2-omap.c source is attached herewith this mail.
>> Somebody please suggest me on this issue if this has been seen as
>> a issue and if fixed.
>
> Are you using current linux-omap from git ? This problem is long gone.
>
> --
> balbi
>
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Arm (vger)]     [ARM Kernel]     [ARM MSM]     [Linux Tegra]     [Linux WPAN Networking]     [Linux Wireless Networking]     [Maemo Users]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Trails]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux