SPI_FLAG_KEEP_CS
if ((cmd->flags & SPI_FLAG_KEEP_CS) != 0)
if (!(cmd->flags & SPI_FLAG_KEEP_CS)) {
cmd.flags = SPI_FLAG_KEEP_CS | ATOPCASE_SPI_NO_SLEEP_FLAG(sc);
if ((cmd->flags & SPI_FLAG_KEEP_CS) == 0)
spic.flags = SPI_FLAG_KEEP_CS;
spic.flags = SPI_FLAG_KEEP_CS;