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usb: imx_udc.c: Use clk_prepare_enable/clk_disable_unprepare

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Prepare the clock before enabling it.

Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Fabio Estevam 2012-05-25 20:14:54 -03:00 committed by Felipe Balbi
parent 1c7f6cd3f9
commit 8194fea0fc
1 changed files with 3 additions and 3 deletions
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6
drivers/usb/gadget/imx_udc.c
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@ -1432,7 +1432,7 @@ static int __init imx_udc_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "can't get USB clock\n");
goto fail2;
}
clk_enable(clk);
clk_prepare_enable(clk);
if (clk_get_rate(clk) != 48000000) {
D_INI(&pdev->dev,
@ -1496,7 +1496,7 @@ static int __init imx_udc_probe(struct platform_device *pdev)
free_irq(imx_usb->usbd_int[i], imx_usb);
fail3:
clk_put(clk);
clk_disable(clk);
clk_disable_unprepare(clk);
fail2:
iounmap(base);
fail1:
@ -1521,7 +1521,7 @@ static int __exit imx_udc_remove(struct platform_device *pdev)
free_irq(imx_usb->usbd_int[i], imx_usb);
clk_put(imx_usb->clk);
clk_disable(imx_usb->clk);
clk_disable_unprepare(imx_usb->clk);
iounmap(imx_usb->base);
release_mem_region(imx_usb->res->start, resource_size(imx_usb->res));