Commit 04a6221c authored by Peter Chen's avatar Peter Chen Committed by Felipe Balbi
Browse files

usb: phy: mxs-phy: add set_suspend API 



It needs to call set_suspend during USB suspend/resume

Signed-off-by: default avatarPeter Chen <peter.chen@freescale.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent d1c3ed66

drivers/usb/otg/mxs-phy.c

+20 −0
Original line number Diff line number Diff line
@@ -76,6 +76,25 @@ static void mxs_phy_shutdown(struct usb_phy *phy) 
	clk_disable_unprepare(mxs_phy->clk);

}



static int mxs_phy_suspend(struct usb_phy *x, int suspend)

{

	struct mxs_phy *mxs_phy = to_mxs_phy(x);



	if (suspend) {

		writel_relaxed(0xffffffff, x->io_priv + HW_USBPHY_PWD);

		writel_relaxed(BM_USBPHY_CTRL_CLKGATE,

			x->io_priv + HW_USBPHY_CTRL_SET);

		clk_disable_unprepare(mxs_phy->clk);

	} else {

		clk_prepare_enable(mxs_phy->clk);

		writel_relaxed(BM_USBPHY_CTRL_CLKGATE,

			x->io_priv + HW_USBPHY_CTRL_CLR);

		writel_relaxed(0, x->io_priv + HW_USBPHY_PWD);

	}



	return 0;

}



static int mxs_phy_on_connect(struct usb_phy *phy,

		enum usb_device_speed speed)

{
@@ -137,6 +156,7 @@ static int mxs_phy_probe(struct platform_device *pdev) 
	mxs_phy->phy.label		= DRIVER_NAME;

	mxs_phy->phy.init		= mxs_phy_init;

	mxs_phy->phy.shutdown		= mxs_phy_shutdown;

	mxs_phy->phy.set_suspend	= mxs_phy_suspend;

	mxs_phy->phy.notify_connect	= mxs_phy_on_connect;

	mxs_phy->phy.notify_disconnect	= mxs_phy_on_disconnect;