From e864abed546f9f4b76a3580fb3c53cd389e0c015 Mon Sep 17 00:00:00 2001 From: Jingoo Han Date: Thu, 28 Jun 2012 16:49:42 +0900 Subject: [PATCH] USB: ohci-exynos: add clock gating to suspend/resume This patch adds clock gating to suspend and resume functions. Signed-off-by: Jingoo Han Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/ohci-exynos.c | 5 +++++ 1 file changed, 5 insertions(+) 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); -- 2.7.4