[06/10,V2] spi: Add SPI driver for mx233/mx28

On Tue, Jul 31, 2012 at 08:35:59PM -0700, Guenter Roeck wrote:

I think the call to spi_master_put() triggers the call to spi_master_release().
If so, kfree() would not be needed at all, and the documentation is wrong.

Also those drivers calling kfree in probe.

Regards,
Shawn