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i2c: s3c2410: use clk_prepare_enable and clk_disable_unprepare

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Convert clk_enable/clk_disable to clk_prepare_enable/clk_disable_unprepare
calls as required by common clock framework.

Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
This commit is contained in:
Thomas Abraham 2012-10-03 08:26:39 +09:00 committed by Wolfram Sang
parent 3db11feffc
commit d3b64c5934
1 changed files with 9 additions and 9 deletions
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18
drivers/i2c/busses/i2c-s3c2410.c
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@ -601,14 +601,14 @@ static int s3c24xx_i2c_xfer(struct i2c_adapter *adap,
int ret;
pm_runtime_get_sync(&adap->dev);
clk_enable(i2c->clk);
clk_prepare_enable(i2c->clk);
for (retry = 0; retry < adap->retries; retry++) {
ret = s3c24xx_i2c_doxfer(i2c, msgs, num);
if (ret != -EAGAIN) {
clk_disable(i2c->clk);
clk_disable_unprepare(i2c->clk);
pm_runtime_put(&adap->dev);
return ret;
}
@ -618,7 +618,7 @@ static int s3c24xx_i2c_xfer(struct i2c_adapter *adap,
udelay(100);
}
clk_disable(i2c->clk);
clk_disable_unprepare(i2c->clk);
pm_runtime_put(&adap->dev);
return -EREMOTEIO;
}
@ -977,7 +977,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "clock source %p\n", i2c->clk);
clk_enable(i2c->clk);
clk_prepare_enable(i2c->clk);
/* map the registers */
@ -1065,7 +1065,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
pm_runtime_enable(&i2c->adap.dev);
dev_info(&pdev->dev, "%s: S3C I2C adapter\n", dev_name(&i2c->adap.dev));
clk_disable(i2c->clk);
clk_disable_unprepare(i2c->clk);
return 0;
err_cpufreq:
@ -1082,7 +1082,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
kfree(i2c->ioarea);
err_clk:
clk_disable(i2c->clk);
clk_disable_unprepare(i2c->clk);
clk_put(i2c->clk);
err_noclk:
@ -1106,7 +1106,7 @@ static int s3c24xx_i2c_remove(struct platform_device *pdev)
i2c_del_adapter(&i2c->adap);
free_irq(i2c->irq, i2c);
clk_disable(i2c->clk);
clk_disable_unprepare(i2c->clk);
clk_put(i2c->clk);
iounmap(i2c->regs);
@ -1135,9 +1135,9 @@ static int s3c24xx_i2c_resume(struct device *dev)
struct s3c24xx_i2c *i2c = platform_get_drvdata(pdev);
i2c->suspended = 0;
clk_enable(i2c->clk);
clk_prepare_enable(i2c->clk);
s3c24xx_i2c_init(i2c);
clk_disable(i2c->clk);
clk_disable_unprepare(i2c->clk);
return 0;
}