mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-28 23:01:52 +02:00
ba2e2fa7be
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14454 3c298f89-4303-0410-b956-a3cf2f4a3e73
30 lines
908 B
Diff
30 lines
908 B
Diff
--- a/drivers/serial/pxa.c
|
|
+++ b/drivers/serial/pxa.c
|
|
@@ -41,6 +41,7 @@
|
|
#include <linux/platform_device.h>
|
|
#include <linux/tty.h>
|
|
#include <linux/tty_flip.h>
|
|
+#include <linux/serial.h>
|
|
#include <linux/serial_core.h>
|
|
|
|
#include <asm/io.h>
|
|
@@ -577,8 +578,16 @@ static void serial_pxa_config_port(struc
|
|
static int
|
|
serial_pxa_verify_port(struct uart_port *port, struct serial_struct *ser)
|
|
{
|
|
- /* we don't want the core code to modify any port params */
|
|
- return -EINVAL;
|
|
+ struct uart_pxa_port *up = (struct uart_pxa_port *)port;
|
|
+ int ret = 0;
|
|
+
|
|
+ if (up->port.uartclk / 16 != ser->baud_base)
|
|
+ ret = -EINVAL;
|
|
+ else if (((up->port.line & 1) == 0) && ser->baud_base > 230400) /* Max baud rate for STUART and FFUART */
|
|
+ ret = -EINVAL;
|
|
+ else if (((up->port.line & 1) != 0) && ser->baud_base > 921600) /* Max baud rate for HWUART and BTUART */
|
|
+ ret = -EINVAL;
|
|
+ return ret;
|
|
}
|
|
|
|
static const char *
|