serial: remove altera serial initializations

Both altera_jtag_serial_initialize() and
altera_serial_initialize() are no longer used after
they are converted to driver model.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Simon Glass <sjg@chromium.org>
Acked-by: Marek Vasut <marex@denx.de>
diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c
index 699c410..422d3ae 100644
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@@ -109,8 +109,6 @@
 	void name(void)						\
 		__attribute__((weak, alias("serial_null")));
 
-serial_initfunc(altera_jtag_serial_initialize);
-serial_initfunc(altera_serial_initialize);
 serial_initfunc(amirix_serial_initialize);
 serial_initfunc(arc_serial_initialize);
 serial_initfunc(arm_dcc_initialize);
@@ -202,8 +200,6 @@
  */
 void serial_initialize(void)
 {
-	altera_jtag_serial_initialize();
-	altera_serial_initialize();
 	amirix_serial_initialize();
 	arc_serial_initialize();
 	arm_dcc_initialize();
diff --git a/include/serial.h b/include/serial.h
index de40e94..e490f9a 100644
--- a/include/serial.h
+++ b/include/serial.h
@@ -164,8 +164,6 @@
 /* Access the serial operations for a device */
 #define serial_get_ops(dev)	((struct dm_serial_ops *)(dev)->driver->ops)
 
-void altera_jtag_serial_initialize(void);
-void altera_serial_initialize(void);
 void amirix_serial_initialize(void);
 void arc_serial_initialize(void);
 void arm_dcc_initialize(void);