CB_NODE_SPI_FLASH
{ CB_NODE_SPI_FLASH, CB_NODE_ROOT, "spi_flash",
{ CB_NODE_SPI_FLASH, "size", CB_SYSCTL_U32,
{ CB_NODE_SPI_FLASH, "sector_size", CB_SYSCTL_U32,
{ CB_NODE_SPI_FLASH, "erase_cmd", CB_SYSCTL_U8,