From: Juergen Beisert <jbe@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 2/3] Samsung/serial: unify UCON register settings
Date: Tue, 24 Jul 2012 11:24:50 +0200 [thread overview]
Message-ID: <1343121891-1643-3-git-send-email-jbe@pengutronix.de> (raw)
In-Reply-To: <1343121891-1643-1-git-send-email-jbe@pengutronix.de>
This should work on S3C24XX and S3C64XX SoCs.
Tested at runtime on a Mini2440 and Mini6410.
Signed-off-by: Juergen Beisert <jbe@pengutronix.de>
---
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 877ccd2..96fe847 100644
--- a/drivers/serial/serial_s3c.c
+++ b/drivers/serial/serial_s3c.c
@@ -102,9 +102,13 @@ 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(S3C_UART_CLKSEL),
+ /*
+ * S3C2440 SoC:
+ * - no clock divider
+ * all SoCs:
+ * - enable receive and transmit mode
+ */
+ writew(0x0005 | UCON_SET_CLK_SRC(S3C_UART_CLKSEL),
base + UCON);
if (IS_ENABLED(CONFIG_DRIVER_SERIAL_S3C_IMPROVED))
--
1.7.10.4
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next prev parent reply other threads:[~2012-07-24 9:25 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-20 19:29 [PATCH] ARM/Samsung: more clean up Juergen Beisert
2012-07-20 19:29 ` [PATCH 1/9] ARM/Samsung: List only really supported S3C24xx SoCs Juergen Beisert
2012-07-20 19:29 ` [PATCH 2/9] ARM/Samsung: follow the name style of the other source files in this directory Juergen Beisert
2012-07-20 19:29 ` [PATCH 3/9] Samsung/serial: remove more ugly ifdef lines Juergen Beisert
2012-07-20 19:29 ` [PATCH 4/9] Samsung/serial: make the code more readable Juergen Beisert
2012-07-20 19:29 ` [PATCH 5/9] Samsung/serial: there is no need to ifdef these register defines Juergen Beisert
2012-07-20 19:29 ` [PATCH 6/9] Samsung/serial: there is no need to ifdef the slot table Juergen Beisert
2012-07-20 19:29 ` [PATCH 7/9] Samsung/serial: move the decision about an improved UART into Kconfig Juergen Beisert
2012-07-23 6:41 ` Sascha Hauer
2012-07-24 9:24 ` [PATCH] ARM/Samsung: remaining clean up Juergen Beisert
2012-07-24 9:24 ` [PATCH 1/3] Samsung/serial: move the decision about an improved UART into Kconfig Juergen Beisert
2012-07-24 9:24 ` Juergen Beisert [this message]
2012-07-24 9:24 ` [PATCH 3/3] Samsung/serial: make the clock source configureable Juergen Beisert
2012-07-25 6:31 ` [PATCH] ARM/Samsung: remaining clean up Sascha Hauer
2012-07-20 19:29 ` [PATCH 8/9] Samsung/serial: unify UCON register settings Juergen Beisert
2012-07-20 19:29 ` [PATCH 9/9] Samsung/serial: make the clock source configureable Juergen Beisert
2012-07-23 22:10 ` [PATCH] ARM/Samsung: more clean up Sascha Hauer
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