diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-exynos5.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-exynos5.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/drivers/i2c/busses/i2c-exynos5.c b/drivers/i2c/busses/i2c-exynos5.c index f54ece8fce78..b29c7500461a 100644 --- a/drivers/i2c/busses/i2c-exynos5.c +++ b/drivers/i2c/busses/i2c-exynos5.c @@ -671,9 +671,7 @@ static int exynos5_i2c_xfer(struct i2c_adapter *adap, return -EIO; } - ret = clk_enable(i2c->clk); - if (ret) - return ret; + clk_prepare_enable(i2c->clk); for (i = 0; i < num; i++, msgs++) { stop = (i == num - 1); @@ -697,7 +695,7 @@ static int exynos5_i2c_xfer(struct i2c_adapter *adap, } out: - clk_disable(i2c->clk); + clk_disable_unprepare(i2c->clk); return ret; } @@ -749,9 +747,7 @@ static int exynos5_i2c_probe(struct platform_device *pdev) return -ENOENT; } - ret = clk_prepare_enable(i2c->clk); - if (ret) - return ret; + clk_prepare_enable(i2c->clk); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); i2c->regs = devm_ioremap_resource(&pdev->dev, mem); @@ -803,10 +799,6 @@ static int exynos5_i2c_probe(struct platform_device *pdev) platform_set_drvdata(pdev, i2c); - clk_disable(i2c->clk); - - return 0; - err_clk: clk_disable_unprepare(i2c->clk); return ret; @@ -818,8 +810,6 @@ static int exynos5_i2c_remove(struct platform_device *pdev) i2c_del_adapter(&i2c->adap); - clk_unprepare(i2c->clk); - return 0; } @@ -831,8 +821,6 @@ static int exynos5_i2c_suspend_noirq(struct device *dev) i2c->suspended = 1; - clk_unprepare(i2c->clk); - return 0; } @@ -842,9 +830,7 @@ static int exynos5_i2c_resume_noirq(struct device *dev) struct exynos5_i2c *i2c = platform_get_drvdata(pdev); int ret = 0; - ret = clk_prepare_enable(i2c->clk); - if (ret) - return ret; + clk_prepare_enable(i2c->clk); ret = exynos5_hsi2c_clock_setup(i2c); if (ret) { @@ -853,7 +839,7 @@ static int exynos5_i2c_resume_noirq(struct device *dev) } exynos5_i2c_init(i2c); - clk_disable(i2c->clk); + clk_disable_unprepare(i2c->clk); i2c->suspended = 0; return 0; |