diff --git a/board/cogent/serial.c b/board/cogent/serial.c
index d9c27beee881c1951e98031dbcdea1b1f597ad6e..18a9dbf35cd7cf15fc65f648c8975aacf6b8f4a9 100644
--- a/board/cogent/serial.c
+++ b/board/cogent/serial.c
@@ -5,6 +5,8 @@
 
 #include <common.h>
 #include <board/cogent/serial.h>
+#include <serial.h>
+#include <linux/compiler.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -25,7 +27,7 @@ DECLARE_GLOBAL_DATA_PTR;
 #error CONFIG_CONS_INDEX must be configured for Cogent motherboard serial
 #endif
 
-int serial_init (void)
+static int cogent_serial_init(void)
 {
 	cma_mb_serial *mbsp = (cma_mb_serial *) CMA_MB_SERIAL_BASE;
 
@@ -38,7 +40,7 @@ int serial_init (void)
 	return (0);
 }
 
-void serial_setbrg (void)
+static void cogent_serial_setbrg(void)
 {
 	cma_mb_serial *mbsp = (cma_mb_serial *) CMA_MB_SERIAL_BASE;
 	unsigned int divisor;
@@ -54,7 +56,7 @@ void serial_setbrg (void)
 	cma_mb_reg_write (&mbsp->ser_lcr, lcr);	/* unset DLAB */
 }
 
-void serial_putc (const char c)
+static void cogent_serial_putc(const char c)
 {
 	cma_mb_serial *mbsp = (cma_mb_serial *) CMA_MB_SERIAL_BASE;
 
@@ -66,13 +68,13 @@ void serial_putc (const char c)
 	cma_mb_reg_write (&mbsp->ser_thr, c);
 }
 
-void serial_puts (const char *s)
+static void cogent_serial_puts(const char *s)
 {
 	while (*s != '\0')
 		serial_putc (*s++);
 }
 
-int serial_getc (void)
+static int cogent_serial_getc(void)
 {
 	cma_mb_serial *mbsp = (cma_mb_serial *) CMA_MB_SERIAL_BASE;
 
@@ -81,13 +83,65 @@ int serial_getc (void)
 	return ((int) cma_mb_reg_read (&mbsp->ser_rhr) & 0x7f);
 }
 
-int serial_tstc (void)
+static int cogent_serial_tstc(void)
 {
 	cma_mb_serial *mbsp = (cma_mb_serial *) CMA_MB_SERIAL_BASE;
 
 	return ((cma_mb_reg_read (&mbsp->ser_lsr) & LSR_DR) != 0);
 }
 
+#ifdef CONFIG_SERIAL_MULTI
+static struct serial_device cogent_serial_drv = {
+	.name	= "cogent_serial",
+	.start	= cogent_serial_init,
+	.stop	= NULL,
+	.setbrg	= cogent_serial_setbrg,
+	.putc	= cogent_serial_putc,
+	.puts	= cogent_serial_puts,
+	.getc	= cogent_serial_getc,
+	.tstc	= cogent_serial_tstc,
+};
+
+void cogent_serial_initialize(void)
+{
+	serial_register(&cogent_serial_drv);
+}
+
+__weak struct serial_device *default_serial_console(void)
+{
+	return &cogent_serial_drv;
+}
+#else
+int serial_init(void)
+{
+	return cogent_serial_init();
+}
+
+void serial_setbrg(void)
+{
+	cogent_serial_setbrg();
+}
+
+void serial_putc(const char c)
+{
+	cogent_serial_putc(c);
+}
+
+void serial_puts(const char *s)
+{
+	cogent_serial_puts(s);
+}
+
+int serial_getc(void)
+{
+	return cogent_serial_getc();
+}
+
+int serial_tstc(void)
+{
+	return cogent_serial_tstc();
+}
+#endif
 #endif /* CONS_NONE */
 
 #if defined(CONFIG_CMD_KGDB) && \
diff --git a/common/serial.c b/common/serial.c
index 755e14f9748244674cdd3249886785378ba9b1db..d8d33d0c5c6a8148fd09a18d7835f0dda03c2639 100644
--- a/common/serial.c
+++ b/common/serial.c
@@ -64,6 +64,7 @@ serial_initfunc(leon3_serial_initialize);
 serial_initfunc(marvell_serial_initialize);
 serial_initfunc(amirix_serial_initialize);
 serial_initfunc(bmw_serial_initialize);
+serial_initfunc(cogent_serial_initialize);
 
 void serial_register(struct serial_device *dev)
 {
@@ -106,6 +107,7 @@ void serial_initialize(void)
 	marvell_serial_initialize();
 	amirix_serial_initialize();
 	bmw_serial_initialize();
+	cogent_serial_initialize();
 
 	serial_assign(default_serial_console()->name);
 }