#define AO_SPI_INDEX(id) ((id) & AO_SPI_INDEX_MASK)
#define AO_SPI_CONFIG(id) ((id) & AO_SPI_CONFIG_MASK)
+#define AO_SPI_PIN_CONFIG(id) ((id) & (AO_SPI_INDEX_MASK | AO_SPI_CONFIG_MASK))
+
+#define AO_SPI_CPOL_BIT 4
+#define AO_SPI_CPHA_BIT 5
+#define AO_SPI_CPOL(id) ((uint32_t) (((id) >> AO_SPI_CPOL_BIT) & 1))
+#define AO_SPI_CPHA(id) ((uint32_t) (((id) >> AO_SPI_CPHA_BIT) & 1))
+
+#define AO_SPI_MAKE_MODE(pol,pha) (((pol) << AO_SPI_CPOL_BIT) | ((pha) << AO_SPI_CPHA_BIT))
+#define AO_SPI_MODE_0 AO_SPI_MAKE_MODE(0,0)
+#define AO_SPI_MODE_1 AO_SPI_MAKE_MODE(0,1)
+#define AO_SPI_MODE_2 AO_SPI_MAKE_MODE(1,0)
+#define AO_SPI_MODE_3 AO_SPI_MAKE_MODE(1,1)
uint8_t
ao_spi_try_get(uint8_t spi_index, uint32_t speed, uint8_t task_id);