Re: Using SPI in lite5200

2007-12-27 Thread Miguel Angel Alvarez
Hi It seems the problem is much harder that I thought. I was trying to use SPI_MOSI, SPI_MISO, SPI_SS and SPI_CLK lines in the PSC3 of my MPC5200, and this made me thought that I could use the "mpc52xx-psc-spi" driver. Reading better the user guide, I have found that the "mpc52xx-psc-spi" driv

Using SPI in lite5200

2007-12-27 Thread Miguel Angel Alvarez
Hi. We are trying to use the SPI subsystem in the MPC5200 to write a driver that supports SC16IS752 (SPI->2 UARTs). Although I have read the spi-summary in the Documentation of the kernel, I am not quite sure of having understood all the pieces that I require to make the system work. First of

mpc52xx: Correct calculation of FEC RX errors???

2007-07-18 Thread Miguel Angel Alvarez
Hi We are showing figures of more than 4 billion error frames in our ethernet interfaces. We have tested that the problem is in a substraction (the number of errors decrements with the number of frames). So... looking in the fec driver (fec.c) for the calculations we have seen that the number