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incomplete Gumstix support

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10955 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
kaloz
2008-04-27 16:56:19 +00:00
parent 1984be2194
commit c886d2690d
47 changed files with 19222 additions and 364 deletions
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31
target/linux/pxa/patches-2.6.21/030-serial-divisor.patch Normal file
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@@ -0,0 +1,31 @@
Index: linux-2.6.21gum/drivers/serial/pxa.c
===================================================================
--- linux-2.6.21gum.orig/drivers/serial/pxa.c
+++ linux-2.6.21gum/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 *