From: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
To: Greg Kroah-Hartman <gregkh@suse.de>,
Alan Cox <alan@linux.intel.com>,
linux-kernel@vger.kernel.org
Cc: qi.wang@intel.com, yong.y.wang@intel.com, joel.clark@intel.com,
kok.howg.ewe@intel.com, toshiharu-linux@dsn.okisemi.com,
Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Subject: [PATCH 5/8] pch_uart: fix uart clock setting issue
Date: Fri, 18 Feb 2011 11:24:01 +0900 [thread overview]
Message-ID: <1297995844-11282-5-git-send-email-tomoya-linux@dsn.okisemi.com> (raw)
In-Reply-To: <1297995844-11282-1-git-send-email-tomoya-linux@dsn.okisemi.com>
Currently, uart clock is not set correctly.
This patch fixes the issue.
Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
---
drivers/serial/pch_uart.c | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/drivers/serial/pch_uart.c b/drivers/serial/pch_uart.c
index 6885535..1898861 100644
--- a/drivers/serial/pch_uart.c
+++ b/drivers/serial/pch_uart.c
@@ -1089,7 +1089,12 @@ static int pch_uart_startup(struct uart_port *port)
priv = container_of(port, struct eg20t_port, port);
priv->tx_empty = 1;
- port->uartclk = priv->base_baud;
+
+ if (port->uartclk)
+ priv->base_baud = port->uartclk;
+ else
+ port->uartclk = priv->base_baud;
+
pch_uart_hal_disable_interrupt(priv, PCH_UART_HAL_ALL_INT);
ret = pch_uart_hal_set_line(priv, default_baud,
PCH_UART_HAL_PARITY_NONE, PCH_UART_HAL_8BIT,
--
1.7.3.4
next prev parent reply other threads:[~2011-02-18 2:23 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-18 2:23 [PATCH 1/8] pch_uart: add multi-scatter processing Tomoya MORINAGA
2011-02-18 2:23 ` [PATCH 2/8] pch_uart: add spin_lock_init Tomoya MORINAGA
2011-02-18 2:23 ` [PATCH 3/8] pch_uart : Reduce memcpy Tomoya MORINAGA
2011-02-18 2:24 ` [PATCH 4/8] pch_uart : Use dev_xxx not pr_xxx Tomoya MORINAGA
2011-02-18 2:24 ` Tomoya MORINAGA [this message]
2011-02-18 2:24 ` [PATCH 6/8] pch_uart: fix auto flow control miss-setting issue Tomoya MORINAGA
2011-02-18 2:24 ` [PATCH 7/8] pch_uart: fix exclusive access issue Tomoya MORINAGA
2011-02-18 2:24 ` [PATCH 8/8] pch_uart: Fix DMA channel miss-setting issue Tomoya MORINAGA
2011-02-22 23:51 ` [PATCH 1/8] pch_uart: add multi-scatter processing Greg KH
2011-02-23 0:13 ` Tomoya MORINAGA
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