From: 남영민 <youngmin.nam@samsung.com>
To: gregkh@linuxfoundation.org, jslaby@suse.com
Cc: linux-serial@vger.kernel.org, linux-samsung-soc@vger.kernel.org
Subject: [PATCH] serial: samsung: add clock controls in s3c24xx_serial_resume_noirq()
Date: Tue, 27 Sep 2016 22:43:54 +0900 [thread overview]
Message-ID: <000d01d218c5$3069cdf0$913d69d0$@samsung.com> (raw)
This patch adds clock controls in s3c24xx_serial_resume_noirq()
to set S3C64XX_UINTM register.
Signed-off-by: Youngmin Nam <youngmin.nam@samsung.com>
---
drivers/tty/serial/samsung.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index ae2095a..97f7b3b 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1921,6 +1921,7 @@ static int s3c24xx_serial_resume(struct device *dev)
static int s3c24xx_serial_resume_noirq(struct device *dev)
{
struct uart_port *port = s3c24xx_dev_to_port(dev);
+ struct s3c24xx_uart_port *ourport = to_ourport(port);
if (port) {
/* restore IRQ mask */
@@ -1930,7 +1931,9 @@ static int s3c24xx_serial_resume_noirq(struct device *dev)
uintm &= ~S3C64XX_UINTM_TXD_MSK;
if (rx_enabled(port))
uintm &= ~S3C64XX_UINTM_RXD_MSK;
+ clk_prepare_enable(ourport->clk);
wr_regl(port, S3C64XX_UINTM, uintm);
+ clk_disable_unprepare(ourport->clk);
}
}
--
2.8.1
next reply other threads:[~2016-09-27 13:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-27 13:43 남영민 [this message]
2016-09-30 10:34 ` [PATCH] serial: samsung: add clock controls in s3c24xx_serial_resume_noirq() Krzysztof Kozlowski
2016-10-04 5:04 ` 남영민
2017-01-26 13:40 ` Tobias Jakobi
2017-02-01 9:45 ` 남영민
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