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path: root/drivers/watchdog/ath79_wdt.c
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Diffstat (limited to 'drivers/watchdog/ath79_wdt.c')
-rw-r--r--drivers/watchdog/ath79_wdt.c19
1 files changed, 4 insertions, 15 deletions
diff --git a/drivers/watchdog/ath79_wdt.c b/drivers/watchdog/ath79_wdt.c
index b7b705060438..e5cc30622b12 100644
--- a/drivers/watchdog/ath79_wdt.c
+++ b/drivers/watchdog/ath79_wdt.c
@@ -257,19 +257,13 @@ static int ath79_wdt_probe(struct platform_device *pdev)
if (IS_ERR(wdt_base))
return PTR_ERR(wdt_base);
- wdt_clk = devm_clk_get(&pdev->dev, "wdt");
+ wdt_clk = devm_clk_get_enabled(&pdev->dev, "wdt");
if (IS_ERR(wdt_clk))
return PTR_ERR(wdt_clk);
- err = clk_prepare_enable(wdt_clk);
- if (err)
- return err;
-
wdt_freq = clk_get_rate(wdt_clk);
- if (!wdt_freq) {
- err = -EINVAL;
- goto err_clk_disable;
- }
+ if (!wdt_freq)
+ return -EINVAL;
max_timeout = (0xfffffffful / wdt_freq);
if (timeout < 1 || timeout > max_timeout) {
@@ -286,20 +280,15 @@ static int ath79_wdt_probe(struct platform_device *pdev)
if (err) {
dev_err(&pdev->dev,
"unable to register misc device, err=%d\n", err);
- goto err_clk_disable;
+ return err;
}
return 0;
-
-err_clk_disable:
- clk_disable_unprepare(wdt_clk);
- return err;
}
static void ath79_wdt_remove(struct platform_device *pdev)
{
misc_deregister(&ath79_wdt_miscdev);
- clk_disable_unprepare(wdt_clk);
}
static void ath79_wdt_shutdown(struct platform_device *pdev)