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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2011-09-20 14:28:17 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-09-26 11:40:35 +0200 |
| commit | b6de943bdffdc94482dd1a29015ca75e893bb5f2 (patch) | |
| tree | ea4d085dd1d145bad31a92cb3505de24e882eebf | |
| parent | fcb8ce5cfe30ca9ca5c9a79cdfe26d1993e65e0c (diff) | |
| download | op-kernel-dev-b6de943bdffdc94482dd1a29015ca75e893bb5f2.zip op-kernel-dev-b6de943bdffdc94482dd1a29015ca75e893bb5f2.tar.gz | |
ARM i.MX avic: add handle_irq function
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
| -rw-r--r-- | arch/arm/plat-mxc/avic.c | 13 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/common.h | 10 |
2 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/avic.c b/arch/arm/plat-mxc/avic.c index 55d2534..4d68c5a 100644 --- 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 4e3d978..6a6182d 100644 --- 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 |
