diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/pata_bf54x.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/ata/pata_bf54x.c b/drivers/ata/pata_bf54x.c index 81db405a544..088a41f4e65 100644 --- a/drivers/ata/pata_bf54x.c +++ b/drivers/ata/pata_bf54x.c @@ -1489,6 +1489,8 @@ static int __devinit bfin_atapi_probe(struct platform_device *pdev) int board_idx = 0; struct resource *res; struct ata_host *host; + unsigned int fsclk = get_sclk(); + int udma_mode = 5; const struct ata_port_info *ppi[] = { &bfin_port_info[board_idx], NULL }; @@ -1507,6 +1509,11 @@ static int __devinit bfin_atapi_probe(struct platform_device *pdev) if (res == NULL) return -EINVAL; + while (bfin_port_info[board_idx].udma_mask>0 && udma_fsclk[udma_mode] > fsclk) { + udma_mode--; + bfin_port_info[board_idx].udma_mask >>= 1; + } + /* * Now that that's out of the way, wire up the port.. */ |