spinand_write_reg_op
ret = spinand_write_reg_op(spinand, REG_CFG, cfg);
return spinand_write_reg_op(spinand, REG_BLOCK_LOCK, lock);
return spinand_write_reg_op(spinand, REG_BLOCK_LOCK,
ret = spinand_write_reg_op(spinand, W25N0XJW_SR4, sr4);
int spinand_write_reg_op(struct spinand_device *spinand, u8 reg, u8 val);