tqm5200s i2c bus timeout

Anatolij Gustschin agust at denx.de
Fri Jan 4 21:49:47 EST 2013

On Fri, 4 Jan 2013 08:50:03 +0100
Johannes Braun <jjo.braun at gmail.com> wrote:
> The good thing is that I can see all the devices now. Also the driver
> for the rtc clock is loading. But the time can`t be read through the
> registered rtc0 device. This is the kernel log. But I think this is a
> driver issue and I should have a look inside the driver.
> [    1.483761] rtc-pcf8563 1-0051: chip found, driver version 0.4.3
> [    1.490382] rtc-pcf8563 1-0051: pcf8563_get_datetime: read error
> [    1.497478] rtc-pcf8563 1-0051: rtc core: registered rtc-pcf8563 as rtc0

The RTC slave address is correct. Is the pcf8563 RTC on I2C2 bus on
your board?


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