As far as I know there are hardware problems on the MPC5200 I2C interface. They should be solved in the revision B
Arno > Hi, > > I'm using a MPC5200 based board (namely TQM5200) and the > linuxppc_2_4_devel-2005-10-25-1440 kernel from denx.de. To get the serial > ports more stable, I've applied the serial port patch by Achim Machura (can > be found in > http://marc.theaimsgroup.com/?l=linuxppc-embedded&m=112901824515097&w=2). > The patch needed small adjustments, but nothing too large -- mostly > different line numbers. > > Also, to get the first I2C interface to work, I've had to change the file > drivers/i2c/i2c-tqm5200.c followingly: > > -#define MPC5xxx_I2C1_ENABLE 0 /* Disable */ > +#define MPC5xxx_I2C1_ENABLE 1 /* Enable */ > > The code compiles OK, but the I2C bus gets stuck after a short while. Has > anyone else experienced something similar? I tried to Google for > information but didn't find anything relevant. Maybe I just didn't know the > right keywords to search for? > > Thanks in advance, > > Kimmo Surakka > > This message has been scanned by F-Secure Anti-Virus > > ### OXFORD INSTRUMENTS http://www.oxford-instruments.com/ ### > > Unless stated above to be non-confidential, this E-mail and any > attachments are private and confidential and are for the addressee > only and may not be used, copied or disclosed save to the addressee. > If you have received this E-mail in error please notify us upon receipt > and delete it from your records. Internet communications are not secure > and Oxford Instruments is not responsible for their abuse by third > parties nor for any alteration or corruption in transmission. > _______________________________________________ > Linuxppc-embedded mailing list > Linuxppc-embedded at ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-embedded
