diff options
Diffstat (limited to 'packages/linux/linux-ezx/pxa_serial_bug_workaround.patch')
| -rw-r--r-- | packages/linux/linux-ezx/pxa_serial_bug_workaround.patch | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/packages/linux/linux-ezx/pxa_serial_bug_workaround.patch b/packages/linux/linux-ezx/pxa_serial_bug_workaround.patch deleted file mode 100644 index df443eebe6..0000000000 --- a/packages/linux/linux-ezx/pxa_serial_bug_workaround.patch +++ /dev/null @@ -1,36 +0,0 @@ -Work around some errata in the pxa serial code (copied from motorolas 2.4.x tree) - -diff -Nru --exclude-from=/sunbeam/home/laforge/scripts/dontdiff linux-2.6.16.5/drivers/serial/pxa.c linux-2.6.16.5-exz/drivers/serial/pxa.c ---- linux-2.6.16.5/drivers/serial/pxa.c 2006-04-12 22:27:57.000000000 +0200 -+++ linux-2.6.16.5-exz/drivers/serial/pxa.c 2006-04-17 13:03:02.000000000 +0200 -@@ -30,6 +30,10 @@ - #define SUPPORT_SYSRQ - #endif - -+#define pxa_buggy_port(x) ({ \ -+ int cpu_ver; asm("mrc%? p15, 0, %0, c0, c0" : "=r" (cpu_ver)); \ -+ ((x) == PORT_PXA && (cpu_ver & ~1) == 0x69052100); }) -+ - #include <linux/module.h> - #include <linux/ioport.h> - #include <linux/init.h> -@@ -205,6 +209,8 @@ - if (!(up->ier & UART_IER_THRI)) { - up->ier |= UART_IER_THRI; - serial_out(up, UART_IER, up->ier); -+ if (pxa_buggy_port(up->port.type)) -+ serial_pxa_irq(up->port.irq, NULL, NULL); - } - } - -@@ -302,6 +308,9 @@ - - mcr |= up->mcr; - -+ if (pxa_buggy_port(up->port.type) && up->port.irq != 0) -+ mcr ^= UART_MCR_OUT2; -+ - serial_out(up, UART_MCR, mcr); - } - - |