[i2c] problem with DS1337 RTC connected to Cirrus Logic EP93XX

[James Chapman]

z l wrote:
> I have an EP9302 custom board with DS1337 connected to
> EEDAT & EECLK lines.  The Linux kernel version is
> 2.6.20 with I2C configured as bit banging and DS1337
> as module.
> 
> When the DS1337 module is loaded it seems the I2C
> driver never really called the ds1337_attach_adapter
> function as I put some printk statement there and
> never seen any print outs.  The module does get
> registered as both the I2C core and my own printk
> reported.  Any help is appreciated.

Do you have any other devices on the same bus? If so, do they work?

Have you checked that the EEDAT and EECLK lines look ok with a logic 
analyzer? Is your (custom?) adapter driver hooked up to the bit-banging 
code properly?

-- 
James Chapman
Katalix Systems Ltd
http://www.katalix.com
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