[PATCH] USB: ohci-exynos: add clock gating to suspend/resume

[Jingoo Han <jg1.han@xxxxxxxxxxx>]

This patch adds clock gating to suspend and resume functions.

Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
 drivers/usb/host/ohci-exynos.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c
index 2909621..fedb0ef 100644
--- a/drivers/usb/host/ohci-exynos.c
+++ b/drivers/usb/host/ohci-exynos.c
@@ -225,6 +225,9 @@ static int exynos_ohci_suspend(struct device *dev)
 
 	if (pdata && pdata->phy_exit)
 		pdata->phy_exit(pdev, S5P_USB_PHY_HOST);
+
+	clk_disable(exynos_ohci->clk);
+
 fail:
 	spin_unlock_irqrestore(&ohci->lock, flags);
 
@@ -238,6 +241,8 @@ static int exynos_ohci_resume(struct device *dev)
 	struct platform_device *pdev = to_platform_device(dev);
 	struct exynos4_ohci_platdata *pdata = pdev->dev.platform_data;
 
+	clk_enable(exynos_ohci->clk);
+
 	if (pdata && pdata->phy_init)
 		pdata->phy_init(pdev, S5P_USB_PHY_HOST);
 
-- 
1.7.4.1


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