[PATCH 58/76] pch_uart: fix uart clock setting issue
From: Greg Kroah-Hartman <gregkh@suse.de>
Date: 2011-03-16 21:14:57
Subsystem:
the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
From: Tomoya MORINAGA <redacted> Currently, uart clock is not set correctly. This patch fixes the issue. Signed-off-by: Tomoya MORINAGA <redacted> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> --- drivers/tty/serial/pch_uart.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index 6885535..1898861 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/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,
--
1.7.4.1