#undef SPI_INIT /* no port initialization needed */
#define SPI_READ ((immr->im_ioport.iop_pdatd & I2C_MISO) != 0)
-#define SPI_SDA(bit) if(bit) immr->im_ioport.iop_pdatd |= I2C_MOSI; \
- else immr->im_ioport.iop_pdatd &= ~I2C_MOSI
-#define SPI_SCL(bit) if(bit) immr->im_ioport.iop_pdatd |= I2C_SCLK; \
- else immr->im_ioport.iop_pdatd &= ~I2C_SCLK
+#define SPI_SDA(bit) do { \
+ if(bit) immr->im_ioport.iop_pdatd |= I2C_MOSI; \
+ else immr->im_ioport.iop_pdatd &= ~I2C_MOSI; \
+ } while (0)
+#define SPI_SCL(bit) do { \
+ if(bit) immr->im_ioport.iop_pdatd |= I2C_SCLK; \
+ else immr->im_ioport.iop_pdatd &= ~I2C_SCLK; \
+ } while (0)
#define SPI_DELAY /* No delay is needed */
#endif /* CONFIG_SOFT_SPI */