Message ID | 382d2087350ff0955ba14f125294ace4ed28382b.1352387366.git.viresh.kumar@linaro.org |
---|---|
State | Not Applicable |
Delegated to: | David Miller |
Headers | show |
On 11/08/2012 10:09 AM, Viresh Kumar wrote: > From: Vipul Kumar Samar <vipulkumar.samar@st.com> > > PATA arasan driver expects the clock to be set to 166 MHz for proper functioning. > This patch sets clk to 166 MHz in probe. > > Signed-off-by: Vipul Kumar Samar <vipulkumar.samar@st.com> > Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> > --- > drivers/ata/pata_arasan_cf.c | 6 ++++++ > 1 file changed, 6 insertions(+) applied -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c index 26201eb..71111f2 100644 --- a/drivers/ata/pata_arasan_cf.c +++ b/drivers/ata/pata_arasan_cf.c @@ -317,6 +317,12 @@ static int cf_init(struct arasan_cf_dev *acdev) return ret; } + ret = clk_set_rate(acdev->clk, 166000000); + if (ret) { + dev_warn(acdev->host->dev, "clock set rate failed"); + return ret; + } + spin_lock_irqsave(&acdev->host->lock, flags); /* configure CF interface clock */ writel((pdata->cf_if_clk <= CF_IF_CLK_200M) ? pdata->cf_if_clk :