Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee13...

[pandora-kernel.git] / arch / arm / mach-s3c2410 / s3c2440-irq.c

diff --git a/arch/arm/mach-s3c2410/s3c2440-irq.c b/arch/arm/mach-s3c2410/s3c2440-irq.c
index 278d004..fc08feb 100644 (file)
--- a/arch/arm/mach-s3c2410/s3c2440-irq.c
+++ b/arch/arm/mach-s3c2410/s3c2440-irq.c
@@ -17,9 +17,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  *
- * Changelog:
- *     25-Jul-2005 BJD         Split from irq.c
- *
 */
 
 #include <linux/init.h>
@@ -100,73 +97,12 @@ static struct irqchip s3c_irq_wdtac97 = {
        .ack        = s3c_irq_wdtac97_ack,
 };
 
-/* camera irq */
-
-static void s3c_irq_demux_cam(unsigned int irq,
-                             struct irqdesc *desc,
-                             struct pt_regs *regs)
-{
-       unsigned int subsrc, submsk;
-       struct irqdesc *mydesc;
-
-       /* read the current pending interrupts, and the mask
-        * for what it is available */
-
-       subsrc = __raw_readl(S3C2410_SUBSRCPND);
-       submsk = __raw_readl(S3C2410_INTSUBMSK);
-
-       subsrc &= ~submsk;
-       subsrc >>= 11;
-       subsrc &= 3;
-
-       if (subsrc != 0) {
-               if (subsrc & 1) {
-                       mydesc = irq_desc + IRQ_S3C2440_CAM_C;
-                       desc_handle_irq(IRQ_S3C2440_CAM_C, mydesc, regs);
-               }
-               if (subsrc & 2) {
-                       mydesc = irq_desc + IRQ_S3C2440_CAM_P;
-                       desc_handle_irq(IRQ_S3C2440_CAM_P, mydesc, regs);
-               }
-       }
-}
-
-#define INTMSK_CAM (1UL << (IRQ_CAM - IRQ_EINT0))
-
-static void
-s3c_irq_cam_mask(unsigned int irqno)
-{
-       s3c_irqsub_mask(irqno, INTMSK_CAM, 3<<11);
-}
-
-static void
-s3c_irq_cam_unmask(unsigned int irqno)
-{
-       s3c_irqsub_unmask(irqno, INTMSK_CAM);
-}
-
-static void
-s3c_irq_cam_ack(unsigned int irqno)
-{
-       s3c_irqsub_maskack(irqno, INTMSK_CAM, 3<<11);
-}
-
-static struct irqchip s3c_irq_cam = {
-       .mask       = s3c_irq_cam_mask,
-       .unmask     = s3c_irq_cam_unmask,
-       .ack        = s3c_irq_cam_ack,
-};
-
 static int s3c2440_irq_add(struct sys_device *sysdev)
 {
        unsigned int irqno;
 
        printk("S3C2440: IRQ Support\n");
 
-       set_irq_chip(IRQ_NFCON, &s3c_irq_level_chip);
-       set_irq_handler(IRQ_NFCON, do_level_IRQ);
-       set_irq_flags(IRQ_NFCON, IRQF_VALID);
-
        /* add new chained handler for wdt, ac7 */
 
        set_irq_chip(IRQ_WDT, &s3c_irq_level_chip);
@@ -179,29 +115,17 @@ static int s3c2440_irq_add(struct sys_device *sysdev)
                set_irq_flags(irqno, IRQF_VALID);
        }
 
-       /* add chained handler for camera */
-
-       set_irq_chip(IRQ_CAM, &s3c_irq_level_chip);
-       set_irq_handler(IRQ_CAM, do_level_IRQ);
-       set_irq_chained_handler(IRQ_CAM, s3c_irq_demux_cam);
-
-       for (irqno = IRQ_S3C2440_CAM_C; irqno <= IRQ_S3C2440_CAM_P; irqno++) {
-               set_irq_chip(irqno, &s3c_irq_cam);
-               set_irq_handler(irqno, do_level_IRQ);
-               set_irq_flags(irqno, IRQF_VALID);
-       }
-
        return 0;
 }
 
 static struct sysdev_driver s3c2440_irq_driver = {
-       .add    = s3c2440_irq_add,
+       .add            = s3c2440_irq_add,
 };
 
-static int s3c24xx_irq_driver(void)
+static int s3c2440_irq_init(void)
 {
        return sysdev_driver_register(&s3c2440_sysclass, &s3c2440_irq_driver);
 }
 
-arch_initcall(s3c24xx_irq_driver);
+arch_initcall(s3c2440_irq_init);