usb: imx21-hcd.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>
diff --git a/drivers/usb/host/imx21-hcd.c b/drivers/usb/host/imx21-hcd.c
index ff471c1..f19e269 100644
--- a/drivers/usb/host/imx21-hcd.c
+++ b/drivers/usb/host/imx21-hcd.c
@@ -1811,7 +1811,7 @@
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 @@
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 @@
return 0;
failed_add_hcd:
- clk_disable(imx21->clk);
+ clk_disable_unprepare(imx21->clk);
failed_clock_enable:
failed_clock_set:
clk_put(imx21->clk);