Cleaned up AMD Au1200 IDE driver:
- converted to platform bus
- removed pci dependencies
- removed virt_to_phys/phys_to_virt calls
System now can root off of a disk.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/Documentation/mips/AU1xxx_IDE.README b/Documentation/mips/AU1xxx_IDE.README
new file mode 100644
diff --git a/arch/mips/au1000/pb1200/irqmap.c b/arch/mips/au1000/pb1200/irqmap.c
index 2ec64e7..59e70e5 100644
--- a/arch/mips/au1000/pb1200/irqmap.c
+++ b/arch/mips/au1000/pb1200/irqmap.c
@@ -22,6 +22,7 @@
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include <linux/config.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/irq.h>
@@ -65,7 +66,7 @@
*/
static volatile int pb1200_cascade_en=0;
-void pb1200_cascade_handler( int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t pb1200_cascade_handler( int irq, void *dev_id, struct pt_regs *regs)
{
unsigned short bisr = bcsr->int_status;
int extirq_nr = 0;
@@ -78,6 +79,7 @@
/* Ack and dispatch IRQ */
do_IRQ(extirq_nr,regs);
}
+ return IRQ_RETVAL(1);
}
inline void pb1200_enable_irq(unsigned int irq_nr)
@@ -97,7 +99,7 @@
if (++pb1200_cascade_en == 1)
{
request_irq(AU1000_GPIO_7, &pb1200_cascade_handler,
- 0, "Pb1200 Cascade", &pb1200_cascade_handler );
+ 0, "Pb1200 Cascade", (void *)&pb1200_cascade_handler );
#ifdef CONFIG_MIPS_PB1200
/* We have a problem with CPLD rev3. Enable a workaround */
if( ((bcsr->whoami & BCSR_WHOAMI_CPLD)>>4) <= 3)