diff options
| -rw-r--r-- | driver/usb_mux.c | 4 | ||||
| -rw-r--r-- | include/usb_mux.h | 9 |
2 files changed, 13 insertions, 0 deletions
diff --git a/driver/usb_mux.c b/driver/usb_mux.c index a067fc1c25..619c32ba21 100644 --- a/driver/usb_mux.c +++ b/driver/usb_mux.c @@ -24,6 +24,10 @@ void usb_mux_init(int port) res = mux->driver->init(mux->port_addr); if (res) CPRINTS("Error initializing mux port(%d): %d", port, res); + + /* Apply board specific initialization */ + if (mux->board_init) + mux->board_init(mux); } /* diff --git a/include/usb_mux.h b/include/usb_mux.h index 3cb5c4e49d..1524caa3fa 100644 --- a/include/usb_mux.h +++ b/include/usb_mux.h @@ -66,6 +66,15 @@ struct usb_mux { const int port_addr; /* Mux driver */ const struct usb_mux_driver *driver; + + /** + * Board specific initialization for USB mux that is + * called after mux->driver->init() function. + * + * @param mux USB mux to tune + * @return EC_SUCCESS on success, non-zero error code on failure. + */ + int (*board_init)(const struct usb_mux *mux); }; /* Supported USB mux drivers */ |