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usb: musb: ux500: use clk_prepare_enable and clk_disable_unprepare

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This patch converts the module to use clk_prepare_enable and
clk_disable_unprepare variants as required by common clock framework.

Without this the system crash during probe function.

Cc: <stable@vger.kernel.org> # v3.7 v3.8
Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Fabio Baltieri 2013-01-07 17:47:41 +01:00 committed by Felipe Balbi
parent f278628193
commit 99d17cfa3b
1 changed files with 5 additions and 5 deletions
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10
drivers/usb/musb/ux500.c
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@ -108,7 +108,7 @@ static int ux500_probe(struct platform_device *pdev)
goto err3;
}
ret = clk_enable(clk);
ret = clk_prepare_enable(clk);
if (ret) {
dev_err(&pdev->dev, "failed to enable clock\n");
goto err4;
@ -148,7 +148,7 @@ static int ux500_probe(struct platform_device *pdev)
return 0;
err5:
clk_disable(clk);
clk_disable_unprepare(clk);
err4:
clk_put(clk);
@ -168,7 +168,7 @@ static int ux500_remove(struct platform_device *pdev)
struct ux500_glue *glue = platform_get_drvdata(pdev);
platform_device_unregister(glue->musb);
clk_disable(glue->clk);
clk_disable_unprepare(glue->clk);
clk_put(glue->clk);
kfree(glue);
@ -182,7 +182,7 @@ static int ux500_suspend(struct device *dev)
struct musb *musb = glue_to_musb(glue);
usb_phy_set_suspend(musb->xceiv, 1);
clk_disable(glue->clk);
clk_disable_unprepare(glue->clk);
return 0;
}
@ -193,7 +193,7 @@ static int ux500_resume(struct device *dev)
struct musb *musb = glue_to_musb(glue);
int ret;
ret = clk_enable(glue->clk);
ret = clk_prepare_enable(glue->clk);
if (ret) {
dev_err(dev, "failed to enable clock\n");
return ret;