uint32_t or_usbcmd;
#define CMD_PARK (1 << 11) /* enable "park" */
#define CMD_PARK_CNT(c) (((c) >> 8) & 3) /* how many transfers to park */
-#define CMD_ASE (1 << 5) /* async schedule enable */
#define CMD_LRESET (1 << 7) /* partial reset */
-#define CMD_IAAD (1 << 5) /* "doorbell" interrupt */
+#define CMD_IAAD (1 << 6) /* "doorbell" interrupt */
+#define CMD_ASE (1 << 5) /* async schedule enable */
#define CMD_PSE (1 << 4) /* periodic schedule enable */
#define CMD_RESET (1 << 1) /* reset HC not bus */
#define CMD_RUN (1 << 0) /* start/stop HC */
};
};
+/* Tweak flags for EHCI, used to control operation */
+enum {
+ /* don't use or_configflag in init */
+ EHCI_TWEAK_NO_INIT_CF = 1 << 0,
+};
+
+struct ehci_ctrl;
+
+struct ehci_ops {
+ void (*set_usb_mode)(struct ehci_ctrl *ctrl);
+ int (*get_port_speed)(struct ehci_ctrl *ctrl, uint32_t reg);
+ void (*powerup_fixup)(struct ehci_ctrl *ctrl, uint32_t *status_reg,
+ uint32_t *reg);
+ uint32_t *(*get_portsc_register)(struct ehci_ctrl *ctrl, int port);
+};
+
struct ehci_ctrl {
struct ehci_hccr *hccr; /* R/O registers, not need for volatile */
struct ehci_hcor *hcor;
struct QH qh_list __aligned(USB_DMA_MINALIGN);
struct QH periodic_queue __aligned(USB_DMA_MINALIGN);
uint32_t *periodic_list;
+ int periodic_schedules;
int ntds;
+ struct ehci_ops ops;
+ void *priv; /* client's private data */
};
+/**
+ * ehci_set_controller_info() - Set up private data for the controller
+ *
+ * This function can be called in ehci_hcd_init() to tell the EHCI layer
+ * about the controller's private data pointer. Then in the above functions
+ * this can be accessed given the struct ehci_ctrl pointer. Also special
+ * EHCI operation methods can be provided if required
+ *
+ * @index: Controller number to set
+ * @priv: Controller pointer
+ * @ops: Controller operations, or NULL to use default
+ */
+void ehci_set_controller_priv(int index, void *priv,
+ const struct ehci_ops *ops);
+
+/**
+ * ehci_get_controller_priv() - Get controller private data
+ *
+ * @index Controller number to get
+ * @return controller pointer for this index
+ */
+void *ehci_get_controller_priv(int index);
+
/* Low level init functions */
int ehci_hcd_init(int index, enum usb_init_type init,
struct ehci_hccr **hccr, struct ehci_hcor **hcor);
int ehci_hcd_stop(int index);
+int ehci_register(struct udevice *dev, struct ehci_hccr *hccr,
+ struct ehci_hcor *hcor, const struct ehci_ops *ops,
+ uint tweaks, enum usb_init_type init);
+int ehci_deregister(struct udevice *dev);
+extern struct dm_usb_ops ehci_usb_ops;
+
#endif /* USB_EHCI_H */