On 05/11/2011 12:47 PM, Jamie Iles wrote: > What SPI controller are you using? I've seen a similar issue with the > Synopsys DesignWare SPI controller where the controller manages the chip > select itself, and once the FIFO is emptied the CS goes away, but the > flash chip requires it to stay high for the whole transaction. In this > case the workaround is to use a GPIO as a chip select and there are > other controllers that do the same thing for the same reason (I think > that pxa2xx_spi is one of them).
I am using amba pl022 controller and using external gpio's to control chip select signal. cs is kept low for entire message, but still i am facing this issue. -- viresh ------------------------------------------------------------------------------ Achieve unprecedented app performance and reliability What every C/C++ and Fortran developer should know. Learn how Intel has extended the reach of its next-generation tools to help boost performance applications - inlcuding clusters. http://p.sf.net/sfu/intel-dev2devmay _______________________________________________ spi-devel-general mailing list spi-devel-general@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/spi-devel-general
