Exynos5440 does not require any explict USB phy configuration. So skip the USB phy configuration for Exynos5440 based platforms. Signed-off-by: Thomas Abraham <thomas.ab@xxxxxxxxxxx> --- drivers/usb/host/ehci-s5p.c | 11 +++++++++-- 1 files changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/usb/host/ehci-s5p.c b/drivers/usb/host/ehci-s5p.c index 867a923..0f13ef3 100644 --- a/drivers/usb/host/ehci-s5p.c +++ b/drivers/usb/host/ehci-s5p.c @@ -76,7 +76,7 @@ static void s5p_ehci_phy_enable(struct s5p_ehci_hcd *s5p_ehci) if (s5p_ehci->phy) usb_phy_init(s5p_ehci->phy); - else if (s5p_ehci->pdata->phy_init) + else if (s5p_ehci->pdata && s5p_ehci->pdata->phy_init) s5p_ehci->pdata->phy_init(pdev, USB_PHY_TYPE_HOST); } @@ -86,7 +86,7 @@ static void s5p_ehci_phy_disable(struct s5p_ehci_hcd *s5p_ehci) if (s5p_ehci->phy) usb_phy_shutdown(s5p_ehci->phy); - else if (s5p_ehci->pdata->phy_exit) + else if (s5p_ehci->pdata && s5p_ehci->pdata->phy_exit) s5p_ehci->pdata->phy_exit(pdev, USB_PHY_TYPE_HOST); } @@ -138,6 +138,10 @@ static int s5p_ehci_probe(struct platform_device *pdev) if (!s5p_ehci) return -ENOMEM; + if (of_device_is_compatible(pdev->dev.of_node, + "samsung,exynos5440-ehci")) + goto skip_phy; + phy = devm_usb_get_phy(&pdev->dev, USB_PHY_TYPE_USB2); if (IS_ERR(phy)) { /* Fallback to pdata */ @@ -152,6 +156,8 @@ static int s5p_ehci_probe(struct platform_device *pdev) s5p_ehci->otg = phy->otg; } +skip_phy: + s5p_ehci->dev = &pdev->dev; hcd = usb_create_hcd(&s5p_ehci_hc_driver, &pdev->dev, @@ -306,6 +312,7 @@ static const struct dev_pm_ops s5p_ehci_pm_ops = { #ifdef CONFIG_OF static const struct of_device_id exynos_ehci_match[] = { { .compatible = "samsung,exynos4210-ehci" }, + { .compatible = "samsung,exynos5440-ehci" }, {}, }; MODULE_DEVICE_TABLE(of, exynos_ehci_match); -- 1.6.6.rc2 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html