From: Linus Walleij <linus.walleij@xxxxxxxxxx>
Make sure we prepare/unprepare the COH901327 watchdog timer
as is required by the clk API especially if you use common
clock.
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
drivers/watchdog/coh901327_wdt.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/watchdog/coh901327_wdt.c b/drivers/watchdog/coh901327_wdt.c
index 6876430..cb5da5c 100644
--- a/drivers/watchdog/coh901327_wdt.c
+++ b/drivers/watchdog/coh901327_wdt.c
@@ -263,6 +263,7 @@ static int __exit coh901327_remove(struct platform_device *pdev)
watchdog_unregister_device(&coh901327_wdt);
coh901327_disable();
free_irq(irq, pdev);
+ clk_unprepare(clk);
clk_put(clk);
iounmap(virtbase);
release_mem_region(phybase, physize);
@@ -300,9 +301,9 @@ static int __init coh901327_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "could not get clock\n");
goto out_no_clk;
}
- ret = clk_enable(clk);
+ ret = clk_prepare_enable(clk);
if (ret) {
- dev_err(&pdev->dev, "could not enable clock\n");
+ dev_err(&pdev->dev, "could not prepare and enable clock\n");
goto out_no_clk_enable;
}
@@ -369,7 +370,7 @@ static int __init coh901327_probe(struct platform_device *pdev)
out_no_wdog:
free_irq(irq, pdev);
out_no_irq:
- clk_disable(clk);
+ clk_disable_unprepare(clk);
out_no_clk_enable:
clk_put(clk);
out_no_clk:
--
1.7.9.2
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