usb: dwc2: Add driver for Synopsis DWC2 USB IP block

[people/ms/u-boot.git] / include / usb.h

diff --git a/include/usb.h b/include/usb.h
index a96ec235c853c07ff026e0dc1304e245221c8e5f..c4a288d5e9f804bbbda4ac9c8c24f13d1bd59c55 100644 (file)
--- a/include/usb.h
+++ b/include/usb.h
@@ -129,6 +129,16 @@ struct usb_device {
        unsigned int slot_id;
 };
 
+/*
+ * You can initialize platform's USB host or device
+ * ports by passing this enum as an argument to
+ * board_usb_init().
+ */
+enum usb_init_type {
+       USB_INIT_HOST,
+       USB_INIT_DEVICE
+};
+
 /**********************************************************************
  * this is how the lowlevel part communicate with the outer world
  */
@@ -140,9 +150,10 @@ struct usb_device {
        defined(CONFIG_USB_OMAP3) || defined(CONFIG_USB_DA8XX) || \
        defined(CONFIG_USB_BLACKFIN) || defined(CONFIG_USB_AM35X) || \
        defined(CONFIG_USB_MUSB_DSPS) || defined(CONFIG_USB_MUSB_AM35X) || \
-       defined(CONFIG_USB_MUSB_OMAP2PLUS) || defined(CONFIG_USB_XHCI)
+       defined(CONFIG_USB_MUSB_OMAP2PLUS) || defined(CONFIG_USB_XHCI) || \
+       defined(CONFIG_USB_DWC2)
 
-int usb_lowlevel_init(int index, void **controller);
+int usb_lowlevel_init(int index, enum usb_init_type init, void **controller);
 int usb_lowlevel_stop(int index);
 
 int submit_bulk_msg(struct usb_device *dev, unsigned long pipe,
@@ -167,10 +178,26 @@ int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
 
 extern void udc_disconnect(void);
 
-#else
-#error USB Lowlevel not defined
 #endif
 
+/*
+ * board-specific hardware initialization, called by
+ * usb drivers and u-boot commands
+ *
+ * @param index USB controller number
+ * @param init initializes controller as USB host or device
+ */
+int board_usb_init(int index, enum usb_init_type init);
+
+/*
+ * can be used to clean up after failed USB initialization attempt
+ * vide: board_usb_init()
+ *
+ * @param index USB controller number for selective cleanup
+ * @param init usb_init_type passed to board_usb_init()
+ */
+int board_usb_cleanup(int index, enum usb_init_type init);
+
 #ifdef CONFIG_USB_STORAGE
 
 #define USB_MAX_STOR_DEV 5
@@ -190,7 +217,7 @@ int usb_host_eth_scan(int mode);
 #ifdef CONFIG_USB_KEYBOARD
 
 int drv_usb_kbd_init(void);
-int usb_kbd_deregister(void);
+int usb_kbd_deregister(int force);
 
 #endif
 /* routines */