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| author | Saeed Bishara <saeed@marvell.com> | 2009-12-06 18:26:17 +0200 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2009-12-17 00:56:36 -0500 |
| commit | d7b0c143693bcbf391d2be235e150b97bfd8f9ba (patch) | |
| tree | f17adbdea81b383a08b4c97b4c21e7392de75d93 /drivers/ata/sata_mv.c | |
| parent | 718deb6b61e34c200c1f2b706176d9aac334cb2d (diff) | |
| download | kernel-common-d7b0c143693bcbf391d2be235e150b97bfd8f9ba.tar.gz kernel-common-d7b0c143693bcbf391d2be235e150b97bfd8f9ba.tar.bz2 kernel-common-d7b0c143693bcbf391d2be235e150b97bfd8f9ba.zip | |
sata_mv: increase PIO IORDY timeout
The old value (0xbc) in cycles of the IORDY timeout is suitable for
devices with core clock of 166 MHz, but some SoC controllers have
faster core clocks. The new value will make the IORDY timeout large
enough also for all SoC devices.
Signed-off-by: Saeed Bishara <saeed@marvell.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/sata_mv.c')
| -rw-r--r-- | drivers/ata/sata_mv.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index a8a7be0d06ff..bbeaf3a776c9 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -3393,7 +3393,7 @@ static void mv_soc_reset_hc_port(struct mv_host_priv *hpriv, ZERO(0x024); /* respq outp */ ZERO(0x020); /* respq inp */ ZERO(0x02c); /* test control */ - writel(0xbc, port_mmio + EDMA_IORDY_TMOUT); + writel(0x800, port_mmio + EDMA_IORDY_TMOUT); } #undef ZERO |