[PATCH 10/18] Samsung/serial: unify UCON register settings

[Juergen Beisert <jbe@xxxxxxxxxxxxxx>]

This should work on S3C24XX and S3C64XX SoCs.

Tested at runtime on a Mini2440 and Mini6410.

Signed-off-by: Juergen Beisert <jbe@xxxxxxxxxxxxxx>
---
 drivers/serial/serial_s3c.c |   10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/serial/serial_s3c.c b/drivers/serial/serial_s3c.c
index 8736f0b..dc28dd6 100644
--- a/drivers/serial/serial_s3c.c
+++ b/drivers/serial/serial_s3c.c
@@ -97,9 +97,13 @@ static int s3c_serial_init_port(struct console_device *cdev)
 	/* Normal,No parity,1 stop,8 bit */
 	writeb(0x03, base + ULCON);
 
-	/* tx=level,rx=edge,disable timeout int.,enable rx error int.,
-	 * normal, interrupt or polling, no pre-divider */
-	writew(0x0245 | UCON_SET_CLK_SRC(CONFIG_DRIVER_SERIAL_S3C_CLK),
+	/*
+	 * S3C2440 SoC:
+	 *  - no clock divider
+	 * all SoCs:
+	 *  - enable receive and transmit mode
+	 */
+	writew(0x0005 | UCON_SET_CLK_SRC(CONFIG_DRIVER_SERIAL_S3C_CLK),
 						base + UCON);
 
 	if (IS_ENABLED(CONFIG_SAMSUNG_IMPROVED_UART))
-- 
1.7.10.4


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