In message <20040203144648.95218.qmail at web41404.mail.yahoo.com> you wrote: > > I am working on a proprietary board which I have > U-Boot and ELDK Linux ported over to. On the board > there is an I2C bus that first connects to a PCA9556 > (I2C Hub Controller at 0x18) & PCA9516 (I2C Octal > Hub). So I need to be able to talk to the PCA9556 to > set up the hub controller to activate one of the bus > segments on the hub. I am able to read and write to > all my I2C devices under U-Boot, but not under Linux. > I have tried both compiling, and creating modules of > i2c-core, i2c-dev, and i2c-algo-8xx. I also patched > the kernel with the i2c patch which also gave me > i2c-proc. I don't get any errors when I boot with > them compiled into the kernel, or when I insert them > as modules. However, I don't see any devices. What > am I doing wrong? Also, I would rather talk to the
Which kernel tree is this? Did you by any chance tried the sources from our CVS server? Best regards, Wolfgang Denk -- See us @ Embedded World, Nuremberg, Feb 17 - 19, Hall 12.0 Booth 440 Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd at denx.de A conservative is a man with two perfectly good legs who has never learned to walk. - Franklin D. Roosevelt ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
