ARM i.MX avic: add handle_irq function

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

diff --git a/arch/arm/plat-mxc/avic.c b/arch/arm/plat-mxc/avic.c
index 55d2534ec727e0d47a13235cb4eec9ab534e5657..4d68c5a6faca2b1747f9dfbb47f43928c191871e 100644 (file)
--- a/arch/arm/plat-mxc/avic.c
+++ b/arch/arm/plat-mxc/avic.c
@@ -116,6 +116,19 @@ static struct mxc_irq_chip mxc_avic_chip = {
 #endif
 };
 
+asmlinkage void __exception_irq_entry avic_handle_irq(struct pt_regs *regs)
+{
+       u32 nivector;
+
+       do {
+               nivector = __raw_readl(avic_base + AVIC_NIVECSR) >> 16;
+               if (nivector == 0xffff)
+                       break;
+
+               handle_IRQ(nivector, regs);
+       } while (1);
+}
+
 /*
  * This function initializes the AVIC hardware and disables all the
  * interrupts. It registers the interrupt enable and disable functions

diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h
index 4e3d97890d6905d78510a942cb79c2809e76ed71..6a6182df1870bd3559d58955bf83254389a5bba9 100644 (file)
--- a/arch/arm/plat-mxc/include/mach/common.h
+++ b/arch/arm/plat-mxc/include/mach/common.h
@@ -72,4 +72,14 @@ extern void mxc_arch_reset_init(void __iomem *);
 extern void mx51_efikamx_reset(void);
 extern int mx53_revision(void);
 extern int mx53_display_revision(void);
+
+void avic_handle_irq(struct pt_regs *);
+
+#define imx1_handle_irq avic_handle_irq
+#define imx21_handle_irq avic_handle_irq
+#define imx25_handle_irq avic_handle_irq
+#define imx27_handle_irq avic_handle_irq
+#define imx31_handle_irq avic_handle_irq
+#define imx35_handle_irq avic_handle_irq
+
 #endif