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authorFabio Estevam2012-05-25 20:14:53 -0300
committerFelipe Balbi2012-06-12 13:30:48 +0300
commit1c7f6cd3f97b038e875094a8433e239f03d10955 (patch)
tree4df9ddd91c2355abfe636f7546bcd744314c2ca3 /drivers
parentb785ea7ce662c47f6208071320638a4813722803 (diff)
usb: fsl_mxc_udc.c : Use clk_prepare_enable/clk_disable_unprepare
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/gadget/fsl_mxc_udc.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/usb/gadget/fsl_mxc_udc.c b/drivers/usb/gadget/fsl_mxc_udc.c
index dcbc0a2e48dd..f4b5109feb3d 100644
--- a/drivers/usb/gadget/fsl_mxc_udc.c
+++ b/drivers/usb/gadget/fsl_mxc_udc.c
@@ -40,7 +40,7 @@ int fsl_udc_clk_init(struct platform_device *pdev)
if (IS_ERR(mxc_ahb_clk))
return PTR_ERR(mxc_ahb_clk);
- ret = clk_enable(mxc_ahb_clk);
+ ret = clk_prepare_enable(mxc_ahb_clk);
if (ret < 0) {
dev_err(&pdev->dev, "clk_enable(\"usb_ahb\") failed\n");
goto eenahb;
@@ -65,7 +65,7 @@ int fsl_udc_clk_init(struct platform_device *pdev)
}
}
- ret = clk_enable(mxc_usb_clk);
+ ret = clk_prepare_enable(mxc_usb_clk);
if (ret < 0) {
dev_err(&pdev->dev, "clk_enable(\"usb_clk\") failed\n");
goto eenusb;
@@ -79,7 +79,7 @@ eclkrate:
mxc_usb_clk = NULL;
egusb:
if (!cpu_is_mx35())
- clk_disable(mxc_ahb_clk);
+ clk_disable_unprepare(mxc_ahb_clk);
eenahb:
if (!cpu_is_mx35())
clk_put(mxc_ahb_clk);
@@ -104,7 +104,7 @@ void fsl_udc_clk_finalize(struct platform_device *pdev)
/* ULPI transceivers don't need usbpll */
if (pdata->phy_mode == FSL_USB2_PHY_ULPI) {
- clk_disable(mxc_usb_clk);
+ clk_disable_unprepare(mxc_usb_clk);
clk_put(mxc_usb_clk);
mxc_usb_clk = NULL;
}
@@ -113,11 +113,11 @@ void fsl_udc_clk_finalize(struct platform_device *pdev)
void fsl_udc_clk_release(void)
{
if (mxc_usb_clk) {
- clk_disable(mxc_usb_clk);
+ clk_disable_unprepare(mxc_usb_clk);
clk_put(mxc_usb_clk);
}
if (!cpu_is_mx35()) {
- clk_disable(mxc_ahb_clk);
+ clk_disable_unprepare(mxc_ahb_clk);
clk_put(mxc_ahb_clk);
}
}