X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=drivers%2Ftty%2Fserial%2Fpch_uart.c;h=d391650b82e7be9bb63ac7df85a9de3e4fe0bed8;hb=e6dce825fba05f447bd22c865e27233182ab3d79;hp=ea4ffc2ebb2fe9366da26d58b960b0c81e46553c;hpb=0dc0d9e18e7d4076440bdab73410cdfc1337586a;p=cascardo%2Flinux.git

diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index ea4ffc2ebb2f..d391650b82e7 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -31,6 +31,7 @@
 #include <linux/dmi.h>
 #include <linux/nmi.h>
 #include <linux/delay.h>
+#include <linux/of.h>
 
 #include <linux/debugfs.h>
 #include <linux/dmaengine.h>
@@ -1603,7 +1604,7 @@ static void pch_uart_put_poll_char(struct uart_port *port,
 }
 #endif /* CONFIG_CONSOLE_POLL */
 
-static struct uart_ops pch_uart_ops = {
+static const struct uart_ops pch_uart_ops = {
 	.tx_empty = pch_uart_tx_empty,
 	.set_mctrl = pch_uart_set_mctrl,
 	.get_mctrl = pch_uart_get_mctrl,
@@ -1826,6 +1827,10 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev,
 	priv->trigger_level = 1;
 	priv->fcr = 0;
 
+	if (pdev->dev.of_node)
+		of_property_read_u32(pdev->dev.of_node, "clock-frequency"
+					 , &user_uartclk);
+
 #ifdef CONFIG_SERIAL_PCH_UART_CONSOLE
 	pch_uart_ports[board->line_no] = priv;
 #endif