usb: dwc3: core: add flag for EP0 direction
Add a flag to keep track of ep0 direction.
This flag will be used on a following patch.
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 8688b5a..e743969 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -350,6 +350,9 @@
#define DWC3_EP_PENDING_REQUEST (1 << 5)
#define DWC3_EP_WILL_SHUTDOWN (1 << 6)
+ /* This last one is specific to EP0 */
+#define DWC3_EP0_DIR_IN (1 << 31)
+
unsigned current_trb;
u8 number;