Texas Instruments OMAP5912 Reference Manual page 1083

SPI Master/Slave
Figure 1. SPI Master/Slave Block Diagram
Clock
SPI
enable
reset
Global
reset
Mode
SPI_SET1
SPI
functional
clock
Clock
enable
Interrupt request
Transmit DMA request
Receive DMA request
nTSPEN[4:0]
TSPCLKMX
nTSDOEN
nSPEN0
18 Serial Interfaces
SPI_IER SPI_IER
OCP bus interface
SPI_SET2 SPI_CTRL
Clock
SEQ
divider
SPI_DSR
OCP bus
SPI_IER SPI_TX
SRCLK
SPI_SR
TSPDI
SPI_IER SPI_RX
SPI_TEST
TSPDO
TSPDI_M
TSPDI_S
Shift clock in
slave mode.
SPRU760B