greybus: add LED protocol numbers

drivers/staging/greybus/connection.c

@@ -211,6 +211,7 @@ int gb_connection_init(struct gb_connection *connection)
 	case GREYBUS_PROTOCOL_AP:
 	case GREYBUS_PROTOCOL_UART:
 	case GREYBUS_PROTOCOL_HID:
+	case GREYBUS_PROTOCOL_LED:
 	case GREYBUS_PROTOCOL_VENDOR:
 	default:
 		gb_connection_err(connection, "unimplemented protocol %u",

drivers/staging/greybus/greybus_manifest.h

@@ -31,6 +31,7 @@ enum greybus_protocol {
 	GREYBUS_PROTOCOL_UART		= 0x04,
 	GREYBUS_PROTOCOL_HID		= 0x05,
 	GREYBUS_PROTOCOL_BATTERY	= 0x08,
+	GREYBUS_PROTOCOL_LED		= 0x0e,
 		/* ... */
 	GREYBUS_PROTOCOL_VENDOR		= 0xff,
 };

drivers/staging/greybus/operation.c

@@ -166,6 +166,7 @@ static gb_operation_recv_handler gb_operation_recv_handlers[] = {
 	[GREYBUS_PROTOCOL_UART]		= NULL,
 	[GREYBUS_PROTOCOL_HID]		= NULL,
 	[GREYBUS_PROTOCOL_BATTERY]	= gb_operation_recv_none,
+	[GREYBUS_PROTOCOL_LED]		= NULL,
 	[GREYBUS_PROTOCOL_VENDOR]	= NULL,
 };