struct nand_memory_organization *memorg;
struct nand_onfi_params *p = NULL, *pbuf;
struct onfi_params *onfi;
+ bool use_datain = false;
int onfi_version = 0;
char id[4];
int i, ret, val;
if (!pbuf)
return -ENOMEM;
- ret = nand_read_param_page_op(chip, 0, NULL, 0);
- if (ret) {
- ret = 0;
- goto free_onfi_param_page;
- }
+ if (!nand_has_exec_op(chip) ||
+ !nand_read_data_op(chip, &pbuf[0], sizeof(*pbuf), true, true))
+ use_datain = true;
for (i = 0; i < ONFI_PARAM_PAGES; i++) {
- ret = nand_read_data_op(chip, &pbuf[i], sizeof(*pbuf), true,
- false);
+ if (!i)
+ ret = nand_read_param_page_op(chip, 0, &pbuf[i],
+ sizeof(*pbuf));
+ else if (use_datain)
+ ret = nand_read_data_op(chip, &pbuf[i], sizeof(*pbuf),
+ true, false);
+ else
+ ret = nand_change_read_column_op(chip, sizeof(*pbuf) * i,
+ &pbuf[i], sizeof(*pbuf),
+ true);
if (ret) {
ret = 0;
goto free_onfi_param_page;