AuxXxilium/linux_dsm_epyc7002
1
0
Fork 0
mirror of https://github.com/AuxXxilium/linux_dsm_epyc7002.git synced 2024-11-25 18:10:50 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity

pata_arasan: Initialize cf clock to 166MHz

Browse Source 
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>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Vipul Kumar Samar 2012-11-08 20:39:54 +05:30 committed by Jeff Garzik
parent 60817a680b
commit 9addf6afee
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/ata/pata_arasan_cf.c
View File

@ -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 :