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usb: imx21-hcd.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 20:14:55 -03:00 committed by Felipe Balbi
parent 8194fea0fc
commit 2b97fb5a60
1 changed files with 3 additions and 3 deletions
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6
drivers/usb/host/imx21-hcd.c
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@ -1811,7 +1811,7 @@ static int imx21_remove(struct platform_device *pdev)
usb_remove_hcd(hcd);
if (res != NULL) {
clk_disable(imx21->clk);
clk_disable_unprepare(imx21->clk);
clk_put(imx21->clk);
iounmap(imx21->regs);
release_mem_region(res->start, resource_size(res));
@ -1884,7 +1884,7 @@ static int imx21_probe(struct platform_device *pdev)
ret = clk_set_rate(imx21->clk, clk_round_rate(imx21->clk, 48000000));
if (ret)
goto failed_clock_set;
ret = clk_enable(imx21->clk);
ret = clk_prepare_enable(imx21->clk);
if (ret)
goto failed_clock_enable;
@ -1900,7 +1900,7 @@ static int imx21_probe(struct platform_device *pdev)
return 0;
failed_add_hcd:
clk_disable(imx21->clk);
clk_disable_unprepare(imx21->clk);
failed_clock_enable:
failed_clock_set:
clk_put(imx21->clk);