serial: push default_serial_console to drivers

Rather than sticking arch/board/driver specific logic in the common
serial code, push it all out to the respective drivers.  The serial
drivers declare these funcs weak so that boards can still override
things with their own definition.

Signed-off-by: Mike Frysinger <[email protected]>
CC: Heiko Schocher <[email protected]>
CC: Anatolij Gustschin <[email protected]>
CC: Tom Rix <[email protected]>
CC: Minkyu Kang <[email protected]>
CC: Craig Nauman <[email protected]>
CC: Prafulla Wadaskar <[email protected]>
CC: Mahavir Jain <[email protected]>
Tested-by: Minkyu Kang <[email protected]>

3 files changed, 47 insertions, 0 deletions

diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c
index 4032dfde748..4afdd414e78 100644
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@@ -22,6 +22,7 @@
  */
 
 #include <common.h>
+#include <linux/compiler.h>
 
 #include <ns16550.h>
 #ifdef CONFIG_NS87308
@@ -335,4 +336,20 @@ struct serial_device eserial3_device =
 DECLARE_ESERIAL_FUNCTIONS(4);
 struct serial_device eserial4_device =
 	INIT_ESERIAL_STRUCTURE(4,"eserial3","EUART4");
+
+__weak struct serial_device *default_serial_console(void)
+{
+#if CONFIG_CONS_INDEX == 1
+	return &eserial1_device;
+#elif CONFIG_CONS_INDEX == 2
+	return &eserial2_device;
+#elif CONFIG_CONS_INDEX == 3
+	return &eserial3_device;
+#elif CONFIG_CONS_INDEX == 4
+	return &eserial4_device;
+#else
+#error "Bad CONFIG_CONS_INDEX."
+#endif
+}
+
 #endif /* CONFIG_SERIAL_MULTI */
diff --git a/drivers/serial/serial_s3c24x0.c b/drivers/serial/serial_s3c24x0.c
index abdbff1cb01..ff35ce59556 100644
--- a/drivers/serial/serial_s3c24x0.c
+++ b/drivers/serial/serial_s3c24x0.c
@@ -19,6 +19,7 @@
  */
 
 #include <common.h>
+#include <linux/compiler.h>
 #include <asm/arch/s3c24x0_cpu.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -310,4 +311,17 @@ INIT_S3C_SERIAL_STRUCTURE(1, "s3ser1", "S3UART2");
 DECLARE_S3C_SERIAL_FUNCTIONS(2);
 struct serial_device s3c24xx_serial2_device =
 INIT_S3C_SERIAL_STRUCTURE(2, "s3ser2", "S3UART3");
+
+__weak struct serial_device *default_serial_console(void)
+{
+#if defined(CONFIG_SERIAL1)
+	return &s3c24xx_serial0_device;
+#elif defined(CONFIG_SERIAL2)
+	return &s3c24xx_serial1_device;
+#elif defined(CONFIG_SERIAL3)
+	return &s3c24xx_serial2_device;
+#else
+#error "CONFIG_SERIAL? missing."
+#endif
+}
 #endif /* CONFIG_SERIAL_MULTI */
diff --git a/drivers/serial/serial_s5p.c b/drivers/serial/serial_s5p.c
index f1ffa29fd7f..6604aa94a7f 100644
--- a/drivers/serial/serial_s5p.c
+++ b/drivers/serial/serial_s5p.c
@@ -22,6 +22,7 @@
  */
 
 #include <common.h>
+#include <linux/compiler.h>
 #include <asm/io.h>
 #include <asm/arch/uart.h>
 #include <asm/arch/clk.h>
@@ -205,3 +206,18 @@ struct serial_device s5p_serial2_device =
 DECLARE_S5P_SERIAL_FUNCTIONS(3);
 struct serial_device s5p_serial3_device =
 	INIT_S5P_SERIAL_STRUCTURE(3, "s5pser3", "S5PUART3");
+
+__weak struct serial_device *default_serial_console(void)
+{
+#if defined(CONFIG_SERIAL0)
+	return &s5p_serial0_device;
+#elif defined(CONFIG_SERIAL1)
+	return &s5p_serial1_device;
+#elif defined(CONFIG_SERIAL2)
+	return &s5p_serial2_device;
+#elif defined(CONFIG_SERIAL3)
+	return &s5p_serial3_device;
+#else
+#error "CONFIG_SERIAL? missing."
+#endif
+}