NAND_KEEP_TIMINGS
chip->options |= NAND_KEEP_TIMINGS;
chip->options |= NAND_KEEP_TIMINGS;
if (chip->options & NAND_KEEP_TIMINGS)
nand->options |= NAND_KEEP_TIMINGS;
if (chip->options & NAND_KEEP_TIMINGS)
chip->options |= NAND_KEEP_TIMINGS;
this->options |= NAND_KEEP_TIMINGS;