Re: MPC85xx erratum I2C1 - I2C controller is unable to generate clocks when SDA is low coming out of reset

2009-06-10 Thread Kumar Gala
On May 26, 2009, at 3:22 AM, Fredrik Arnerup wrote: We've had some trouble with I2C not working after a soft reboot, which we think is due to the the erratum I2C1 which is present in at least the mpc8540 and the mpc8560. Since there is no good workaround, the only choice seems to be to avoid

MPC85xx erratum I2C1 - I2C controller is unable to generate clocks when SDA is low coming out of reset

2009-05-26 Thread Fredrik Arnerup
We've had some trouble with I2C not working after a soft reboot, which we think is due to the the erratum I2C1 which is present in at least the mpc8540 and the mpc8560. Since there is no good workaround, the only choice seems to be to avoid resetting the CPU while the I2C bus is busy. The problem