/* Set up chip select wires */
SPI_CS_PORT |= M25_CS_MASK; /* raise all CS pins */
SPI_CS_DIR |= M25_CS_MASK; /* set CS pins as outputs */
/* Set up chip select wires */
SPI_CS_PORT |= M25_CS_MASK; /* raise all CS pins */
SPI_CS_DIR |= M25_CS_MASK; /* set CS pins as outputs */