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usb: gadget: pxa27x_udc: prepare and unprepare the clock

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Add clock prepare and unprepare as required by clock framework.

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Robert Jarzmik 2014-06-29 16:01:10 +02:00 committed by Felipe Balbi
parent aa491320f4
commit e176475daa
1 changed files with 6 additions and 0 deletions
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6
drivers/usb/gadget/pxa27x_udc.c
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@ -2446,6 +2446,9 @@ static int pxa_udc_probe(struct platform_device *pdev)
retval = PTR_ERR(udc->clk);
goto err_clk;
}
retval = clk_prepare(udc->clk);
if (retval)
goto err_clk_prepare;
retval = -ENOMEM;
udc->regs = ioremap(regs->start, resource_size(regs));
@ -2483,6 +2486,8 @@ err_add_udc:
err_irq:
iounmap(udc->regs);
err_map:
clk_unprepare(udc->clk);
err_clk_prepare:
clk_put(udc->clk);
udc->clk = NULL;
err_clk:
@ -2509,6 +2514,7 @@ static int pxa_udc_remove(struct platform_device *_dev)
udc->transceiver = NULL;
the_controller = NULL;
clk_unprepare(udc->clk);
clk_put(udc->clk);
iounmap(udc->regs);