spi_nor_write_sr_and_check
ret = spi_nor_write_sr_and_check(nor, 0);
ret = spi_nor_write_sr_and_check(nor, sr);
int spi_nor_write_sr_and_check(struct spi_nor *nor, u8 sr1);
return spi_nor_write_sr_and_check(nor, status_new);
return spi_nor_write_sr_and_check(nor, status_new);