diff options
Diffstat (limited to 'src/soc/qualcomm/sc7180/qspi.c')
| -rw-r--r-- | src/soc/qualcomm/sc7180/qspi.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/soc/qualcomm/sc7180/qspi.c b/src/soc/qualcomm/sc7180/qspi.c index 10038e412a..675641bc4c 100644 --- a/src/soc/qualcomm/sc7180/qspi.c +++ b/src/soc/qualcomm/sc7180/qspi.c @@ -118,17 +118,20 @@ static struct cmd_desc *allocate_descriptor(void) next->direction = MASTER_READ; next->multi_io_mode = 0; next->reserved1 = 0; - next->fragment = 0; + /* + * QSPI controller doesn't support transfer starts with read segment. + * So to support read transfers that are not preceded by write, set + * transfer fragment bit = 1 + */ + next->fragment = 1; next->reserved2 = 0; next->length = 0; next->bounce_src = 0; next->bounce_dst = 0; next->bounce_length = 0; - if (current) { + if (current) current->next_descriptor = (uint32_t)(uintptr_t) next; - current->fragment = 1; - } return next; } |