usb: dwc3: exynos: use clk_prepare_enable and clk_disable_unprepare

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

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
CC: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index f77ec75e2d1e9a25cc38c46cc72fb7c736fe4360..1ea7bd8af6ae7821458d6734ce13c2117ce61338 100644 (file)
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -138,7 +138,7 @@ static int dwc3_exynos_probe(struct platform_device *pdev)
        exynos->dev     = dev;
        exynos->clk     = clk;
 
-       clk_enable(exynos->clk);
+       clk_prepare_enable(exynos->clk);
 
        if (node) {
                ret = of_platform_populate(node, NULL, NULL, dev);
@@ -155,7 +155,7 @@ static int dwc3_exynos_probe(struct platform_device *pdev)
        return 0;
 
 err2:
-       clk_disable(clk);
+       clk_disable_unprepare(clk);
 err1:
        return ret;
 }
@@ -168,7 +168,7 @@ static int dwc3_exynos_remove(struct platform_device *pdev)
        platform_device_unregister(exynos->usb3_phy);
        device_for_each_child(&pdev->dev, NULL, dwc3_exynos_remove_child);
 
-       clk_disable(exynos->clk);
+       clk_disable_unprepare(exynos->clk);
 
        return 0;
 }