Li, Why are you combining an SPI driver with an ATM driver? Shouldn't you create two separate drivers instead?
Alex On Sun, 2003-06-29 at 17:31, li wrote: > Hi all, > I am implementing SPI interface with MPC850SAR and linux kernel 2.4.18. > The following is what i have done: > 1. set the SPI related registers > 2. allocate the dpram and memory for SPI buffer > descriptor and RX/TX buffer. > 3. enable all possible interrupts for SPI > After writing to SPI interface, i can get transmit interrupt from cpm, since > SPI performs write and read simultaneously, the BD_SC for READ will be set > with not EMPTY, but in fact it is not. And what i get in the SPI dev is not > correct. > ps: i select the I2C and SPI UCODE PATCH when making menuconfig. > Any comment please go ahead! > regards! > Li > > ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
