spi: Rename SPI_OPM_RX_* to SPI_RX_*

SPI_OPM_RX_AS 	- SPI_RX_SLOW
SPI_OPM_RX_AF	- SPI_RX_FAST
SPI_OPM_RX_DOUT	- SPI_RX_DUAL
SPI_OPM_RX_QOF	- SPI_RX_QUAD

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>
diff --git a/include/spi.h b/include/spi.h
index 3e3480a..fd09502 100644
--- a/include/spi.h
+++ b/include/spi.h
@@ -35,10 +35,10 @@
 #define SPI_XFER_U_PAGE	(1 << 5)
 
 /* SPI RX operation modes */
-#define SPI_OPM_RX_AS		(1 << 0)
-#define SPI_OPM_RX_AF		(1 << 1)
-#define SPI_OPM_RX_DOUT		(1 << 2)
-#define SPI_OPM_RX_QOF		(1 << 4)
+#define SPI_RX_SLOW		(1 << 0)
+#define SPI_RX_FAST		(1 << 1)
+#define SPI_RX_DUAL		(1 << 2)
+#define SPI_RX_QUAD		(1 << 4)
 
 /* SPI bus connection options - see enum spi_dual_flash */
 #define SPI_CONN_DUAL_SHARED		(1 << 0)