Add clock prepare and unprepare as required by clock framework.
Signed-off-by: Robert Jarzmik <robert.jarz...@free.fr>
---
drivers/usb/gadget/pxa27x_udc.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index cdf4d67..597d39f 100644
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -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);
--
2.0.0.rc2
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