From: Martin Michlmayr <tbm@cyrius.com>
To: Mark Lord <liml@rtr.ca>
Cc: Saeed Bishara <saeed@marvell.com>, linux-ide@vger.kernel.org
Subject: [PATCH] sata_mv: increate the IORDY timeout for the soc controllers
Date: Sat, 11 Apr 2009 09:08:15 -0700 [thread overview]
Message-ID: <20090411160815.GA10995@deprecation.cyrius.com> (raw)
From: Saeed Bishara <saeed@marvell.com>
The old value (in clock cycles) is not suitable for soc devices that
have internal clock more that 150MHz.
Signed-off-by: Saeed Bishara <saeed@marvell.com>
Signed-off-by: Martin Michlmayr <tbm@cyrius.com>
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 5315b5f..f19f2e3 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -3330,7 +3330,7 @@ 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
--
Martin Michlmayr
http://www.cyrius.com/
next reply other threads:[~2009-04-11 16:10 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-11 16:08 Martin Michlmayr [this message]
2009-04-12 14:37 ` [PATCH] sata_mv: increate the IORDY timeout for the soc controllers Mark Lord
2009-04-13 7:13 ` saeed bishara
2009-04-13 12:49 ` Mark Lord
2009-04-13 13:11 ` saeed bishara
2009-04-13 13:50 ` Mark Lord
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