clk_{un}prepare is mandatory for platforms using common clock framework. Since
these drivers are used by SPEAr platform, which supports common clock framework,
add clk_{un}prepare() support for them.
Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxx>
---
drivers/usb/host/ehci-spear.c | 2 ++
drivers/usb/host/ohci-spear.c | 2 ++
2 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/host/ehci-spear.c b/drivers/usb/host/ehci-spear.c
index 2e3c89a..32a1ea2 100644
--- a/drivers/usb/host/ehci-spear.c
+++ b/drivers/usb/host/ehci-spear.c
@@ -26,12 +26,14 @@ struct spear_ehci {
static void spear_start_ehci(struct spear_ehci *ehci)
{
+ clk_prepare(ehci->clk);
clk_enable(ehci->clk);
}
static void spear_stop_ehci(struct spear_ehci *ehci)
{
clk_disable(ehci->clk);
+ clk_unprepare(ehci->clk);
}
static int ehci_spear_setup(struct usb_hcd *hcd)
diff --git a/drivers/usb/host/ohci-spear.c b/drivers/usb/host/ohci-spear.c
index eb4640b..d968e6f 100644
--- a/drivers/usb/host/ohci-spear.c
+++ b/drivers/usb/host/ohci-spear.c
@@ -25,12 +25,14 @@ struct spear_ohci {
static void spear_start_ohci(struct spear_ohci *ohci)
{
+ clk_prepare(ohci->clk);
clk_enable(ohci->clk);
}
static void spear_stop_ohci(struct spear_ohci *ohci)
{
clk_disable(ohci->clk);
+ clk_unprepare(ohci->clk);
}
static int __devinit ohci_spear_start(struct usb_hcd *hcd)
--
1.7.9
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