[PARISC] I/O-Space must be ioremap_nocache()'d

Addresses in F-space must be accessed uncached on most parisc machines.

Signed-off-by: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>

1 files changed, 20 insertions, 28 deletions

diff --git a/drivers/parisc/superio.c b/drivers/parisc/superio.c
index ad6d3b28a3a6..719b863bc20e 100644
--- a/drivers/parisc/superio.c
+++ b/drivers/parisc/superio.c
@@ -12,6 +12,7 @@
  *      (C) Copyright 2001 John Marvin <jsm fc hp com>
  *      (C) Copyright 2003 Grant Grundler <grundler parisc-linux org>
  *      (C) Copyright 2005 Kyle McMartin <kyle@parisc-linux.org>
+ *      (C) Copyright 2006 Helge Deller <deller@gmx.de>
  *
  *      This program is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU General Public License as
@@ -388,43 +389,34 @@ int superio_fixup_irq(struct pci_dev *pcidev)
         return local_irq;
 }
 
-static struct uart_port serial[] = {
-        {
-                .iotype         = UPIO_PORT,
-                .line           = 0,
-                .type           = PORT_16550A,
-                .uartclk        = 115200*16,
-                .fifosize       = 16,
-        },
-        {
-                .iotype         = UPIO_PORT,
-                .line           = 1,
-                .type           = PORT_16550A,
-                .uartclk        = 115200*16,
-                .fifosize       = 16,
-        }
-};
-
 static void __devinit superio_serial_init(void)
 {
 #ifdef CONFIG_SERIAL_8250
         int retval;
-        
-        serial[0].iobase = sio_dev.sp1_base;
-        serial[0].irq = SP1_IRQ;
-        spin_lock_init(&serial[0].lock);
-
-        retval = early_serial_setup(&serial[0]);
+        struct uart_port serial_port;
+
+        memset(&serial_port, 0, sizeof(serial_port));
+        serial_port.iotype      = UPIO_PORT;
+        serial_port.type        = PORT_16550A;
+        serial_port.uartclk     = 115200*16;
+        serial_port.fifosize    = 16;
+        spin_lock_init(&serial_port.lock);
+
+        /* serial port #1 */
+        serial_port.iobase      = sio_dev.sp1_base;
+        serial_port.irq         = SP1_IRQ;
+        serial_port.line        = 0;
+        retval = early_serial_setup(&serial_port);
         if (retval < 0) {
                 printk(KERN_WARNING PFX "Register Serial #0 failed.\n");
                 return;
         }
 
-        serial[1].iobase = sio_dev.sp2_base;
-        serial[1].irq = SP2_IRQ;
-        spin_lock_init(&serial[1].lock);
-        retval = early_serial_setup(&serial[1]);
-
+        /* serial port #2 */
+        serial_port.iobase      = sio_dev.sp2_base;
+        serial_port.irq         = SP2_IRQ;
+        serial_port.line        = 1;
+        retval = early_serial_setup(&serial_port);
         if (retval < 0)
                 printk(KERN_WARNING PFX "Register Serial #1 failed.\n");
 #endif /* CONFIG_SERIAL_8250 */