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path: root/drivers/rtc/rtc-mxc.c
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Diffstat (limited to 'drivers/rtc/rtc-mxc.c')
-rw-r--r--drivers/rtc/rtc-mxc.c25
1 files changed, 8 insertions, 17 deletions
diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c
index d71fe61db1d..25ec921db07 100644
--- a/drivers/rtc/rtc-mxc.c
+++ b/drivers/rtc/rtc-mxc.c
@@ -379,7 +379,6 @@ static struct rtc_class_ops mxc_rtc_ops = {
static int __init mxc_rtc_probe(struct platform_device *pdev)
{
- struct clk *clk;
struct resource *res;
struct rtc_device *rtc;
struct rtc_plat_data *pdata = NULL;
@@ -402,14 +401,15 @@ static int __init mxc_rtc_probe(struct platform_device *pdev)
pdata->ioaddr = devm_ioremap(&pdev->dev, res->start,
resource_size(res));
- clk = clk_get(&pdev->dev, "ckil");
- if (IS_ERR(clk)) {
- ret = PTR_ERR(clk);
+ pdata->clk = clk_get(&pdev->dev, "rtc");
+ if (IS_ERR(pdata->clk)) {
+ dev_err(&pdev->dev, "unable to get clock!\n");
+ ret = PTR_ERR(pdata->clk);
goto exit_free_pdata;
}
- rate = clk_get_rate(clk);
- clk_put(clk);
+ clk_enable(pdata->clk);
+ rate = clk_get_rate(pdata->clk);
if (rate == 32768)
reg = RTC_INPUT_CLK_32768HZ;
@@ -420,7 +420,7 @@ static int __init mxc_rtc_probe(struct platform_device *pdev)
else {
dev_err(&pdev->dev, "rtc clock is not valid (%lu)\n", rate);
ret = -EINVAL;
- goto exit_free_pdata;
+ goto exit_put_clk;
}
reg |= RTC_ENABLE_BIT;
@@ -428,18 +428,9 @@ static int __init mxc_rtc_probe(struct platform_device *pdev)
if (((readw(pdata->ioaddr + RTC_RTCCTL)) & RTC_ENABLE_BIT) == 0) {
dev_err(&pdev->dev, "hardware module can't be enabled!\n");
ret = -EIO;
- goto exit_free_pdata;
- }
-
- pdata->clk = clk_get(&pdev->dev, "rtc");
- if (IS_ERR(pdata->clk)) {
- dev_err(&pdev->dev, "unable to get clock!\n");
- ret = PTR_ERR(pdata->clk);
- goto exit_free_pdata;
+ goto exit_put_clk;
}
- clk_enable(pdata->clk);
-
rtc = rtc_device_register(pdev->name, &pdev->dev, &mxc_rtc_ops,
THIS_MODULE);
if (IS_ERR(rtc)) {