Initial commit; kernel source import

include/linux/usb/of.h

@@ -0,0 +1,40 @@
+/*
+ * OF helpers for usb devices.
+ *
+ * This file is released under the GPLv2
+ */
+
+#ifndef __LINUX_USB_OF_H
+#define __LINUX_USB_OF_H
+
+#include <linux/usb/ch9.h>
+#include <linux/usb/otg.h>
+#include <linux/usb/phy.h>
+
+#if IS_ENABLED(CONFIG_OF)
+enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np);
+enum usb_device_speed of_usb_get_maximum_speed(struct device_node *np);
+#else
+static inline enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np)
+{
+	return USB_DR_MODE_UNKNOWN;
+}
+
+static inline enum usb_device_speed
+of_usb_get_maximum_speed(struct device_node *np)
+{
+	return USB_SPEED_UNKNOWN;
+}
+#endif
+
+#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT)
+enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np);
+#else
+static inline enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np)
+{
+	return USBPHY_INTERFACE_MODE_UNKNOWN;
+}
+
+#endif
+
+#endif /* __LINUX_USB_OF_H */