spi: davinci: use edma_write_slot() to setup EDMA PaRAM slot
spi: davinci: use edma_write_slot() to setup EDMA PaRAM slot

Currently a series of EDMA API calls are being made to setup
various aspects of EDMA PaRAM slots for receive and transmit.

Instead setup the PaRAM using a local structure and write once
to the hardware using edma_write_slot()

Signed-off-by: Brian Niebuhr <a49a83b0cf729bda9058567ff35194aeb3c10914@efjohnson.com>
Tested-By: Michael Williamson <06aa4020ece94d3ea8bdaca03e28eaba37f5c2e6@criticallink.com>
Signed-off-by: Sekhar Nori <946cfb81282bb55c59f600e7ee3d3b2c6973f7a3@ti.com>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas