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path: root/drivers/clocksource/sh_tmu.c
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Diffstat (limited to 'drivers/clocksource/sh_tmu.c')
-rw-r--r--drivers/clocksource/sh_tmu.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/clocksource/sh_tmu.c b/drivers/clocksource/sh_tmu.c
index 78b8dae49628..63557cda0a7d 100644
--- a/drivers/clocksource/sh_tmu.c
+++ b/drivers/clocksource/sh_tmu.c
@@ -472,12 +472,26 @@ static int sh_tmu_setup(struct sh_tmu_priv *p, struct platform_device *pdev)
ret = PTR_ERR(p->clk);
goto err1;
}
+
+ ret = clk_prepare(p->clk);
+ if (ret < 0)
+ goto err2;
+
p->cs_enabled = false;
p->enable_count = 0;
- return sh_tmu_register(p, (char *)dev_name(&p->pdev->dev),
- cfg->clockevent_rating,
- cfg->clocksource_rating);
+ ret = sh_tmu_register(p, (char *)dev_name(&p->pdev->dev),
+ cfg->clockevent_rating,
+ cfg->clocksource_rating);
+ if (ret < 0)
+ goto err3;
+
+ return 0;
+
+ err3:
+ clk_unprepare(p->clk);
+ err2:
+ clk_put(p->clk);
err1:
iounmap(p->mapbase);
err0: