Fixed build for linux/ppc64le

serial_specialbaudrate_linux_ppc64le.go

@@ -0,0 +1,12 @@
+//
+// Copyright 2014-2021 Cristian Maglie. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+//
+
+package serial
+
+func (port *unixPort) setSpecialBaudrate(speed uint32) error {
+	// TODO: unimplemented
+	return &PortError{code: InvalidSpeed}
+}