usb: ehci: add rockchip relinquishing port quirk support

[firefly-linux-kernel-4.4.55.git] / drivers / usb / host / xhci-plat.c

diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 87a6199dc83c9d26f10f49f44a04a9768641b9e3..0f50c1cdea5a5af5aeabef413362e17f4c67e618 100644 (file)
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -172,8 +172,17 @@ static int xhci_plat_probe(struct platform_device *pdev)
                        (pdata && pdata->usb3_lpm_capable))
                xhci->quirks |= XHCI_LPM_SUPPORT;
 
-       if (HCC_MAX_PSA(xhci->hcc_params) >= 4)
-               xhci->shared_hcd->can_do_streams = 1;
+       if (pdata && pdata->usb3_disable_autosuspend)
+               xhci->quirks |= XHCI_DIS_AUTOSUSPEND;
+
+       xhci->shared_hcd->usb_phy = devm_usb_get_phy(&pdev->dev,
+                                                    USB_PHY_TYPE_USB3);
+       if (IS_ERR(xhci->shared_hcd->usb_phy)) {
+               ret = PTR_ERR(xhci->shared_hcd->usb_phy);
+               if (ret == -EPROBE_DEFER)
+                       goto put_usb3_hcd;
+               xhci->shared_hcd->usb_phy = NULL;
+       }
 
        hcd->usb_phy = devm_usb_get_phy_by_phandle(&pdev->dev, "usb-phy", 0);
        if (IS_ERR(hcd->usb_phy)) {
@@ -195,6 +204,9 @@ static int xhci_plat_probe(struct platform_device *pdev)
        if (ret)
                goto dealloc_usb2_hcd;
 
+       if (HCC_MAX_PSA(xhci->hcc_params) >= 4)
+               xhci->shared_hcd->can_do_streams = 1;
+
        return 0;