#define KWSPI_ADRLEN_3BYTE (2 << 8)
#define KWSPI_ADRLEN_4BYTE (3 << 8)
#define KWSPI_ADRLEN_MASK (3 << 8)
+#define KWSPI_CPOL (1 << 11)
+#define KWSPI_CPHA (1 << 12)
+#define KWSPI_TXLSBF (1 << 13)
+#define KWSPI_RXLSBF (1 << 14)
#define KWSPI_IRQUNMASK 1 /* unmask SPI interrupt */
#define KWSPI_IRQMASK 0 /* mask SPI interrupt */