diff options
| -rw-r--r-- | arch/arm/mach-prima2/common.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-prima2/common.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-prima2/include/mach/irqs.h | 4 | ||||
| -rw-r--r-- | arch/arm/mach-prima2/irq.c | 16 |
4 files changed, 21 insertions, 4 deletions
diff --git a/arch/arm/mach-prima2/common.c b/arch/arm/mach-prima2/common.c index 8e6f668..99f9c7e 100644 --- a/arch/arm/mach-prima2/common.c +++ b/arch/arm/mach-prima2/common.c @@ -41,6 +41,9 @@ DT_MACHINE_START(PRIMA2_DT, "Generic PRIMA2 (Flattened Device Tree)") .map_io = sirfsoc_map_lluart, .init_irq = sirfsoc_of_irq_init, .init_time = sirfsoc_prima2_timer_init, +#ifdef CONFIG_MULTI_IRQ_HANDLER + .handle_irq = sirfsoc_handle_irq, +#endif .dma_zone_size = SZ_256M, .init_machine = sirfsoc_mach_init, .init_late = sirfsoc_init_late, diff --git a/arch/arm/mach-prima2/common.h b/arch/arm/mach-prima2/common.h index d6890b6..a4f91a6 100644 --- a/arch/arm/mach-prima2/common.h +++ b/arch/arm/mach-prima2/common.h @@ -11,12 +11,14 @@ #include <linux/init.h> #include <asm/mach/time.h> +#include <asm/exception.h> extern void sirfsoc_prima2_timer_init(void); extern void __init sirfsoc_of_irq_init(void); extern void __init sirfsoc_of_clk_init(void); extern void sirfsoc_restart(char, const char *); +extern asmlinkage void __exception_irq_entry sirfsoc_handle_irq(struct pt_regs *regs); #ifndef CONFIG_DEBUG_LL static inline void sirfsoc_map_lluart(void) {} diff --git a/arch/arm/mach-prima2/include/mach/irqs.h b/arch/arm/mach-prima2/include/mach/irqs.h index f6014a0..b778a0f 100644 --- a/arch/arm/mach-prima2/include/mach/irqs.h +++ b/arch/arm/mach-prima2/include/mach/irqs.h @@ -10,8 +10,8 @@ #define __ASM_ARCH_IRQS_H #define SIRFSOC_INTENAL_IRQ_START 0 -#define SIRFSOC_INTENAL_IRQ_END 59 +#define SIRFSOC_INTENAL_IRQ_END 127 #define SIRFSOC_GPIO_IRQ_START (SIRFSOC_INTENAL_IRQ_END + 1) -#define NR_IRQS 220 +#define NR_IRQS 288 #endif diff --git a/arch/arm/mach-prima2/irq.c b/arch/arm/mach-prima2/irq.c index 7dee917..6c0f3e9 100644 --- a/arch/arm/mach-prima2/irq.c +++ b/arch/arm/mach-prima2/irq.c @@ -9,17 +9,19 @@ #include <linux/init.h> #include <linux/io.h> #include <linux/irq.h> -#include <mach/hardware.h> -#include <asm/mach/irq.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/irqdomain.h> #include <linux/syscore_ops.h> +#include <asm/mach/irq.h> +#include <asm/exception.h> +#include <mach/hardware.h> #define SIRFSOC_INT_RISC_MASK0 0x0018 #define SIRFSOC_INT_RISC_MASK1 0x001C #define SIRFSOC_INT_RISC_LEVEL0 0x0020 #define SIRFSOC_INT_RISC_LEVEL1 0x0024 +#define SIRFSOC_INIT_IRQ_ID 0x0038 void __iomem *sirfsoc_intc_base; @@ -52,6 +54,16 @@ static __init void sirfsoc_irq_init(void) writel_relaxed(0, sirfsoc_intc_base + SIRFSOC_INT_RISC_MASK1); } +asmlinkage void __exception_irq_entry sirfsoc_handle_irq(struct pt_regs *regs) +{ + u32 irqstat, irqnr; + + irqstat = readl_relaxed(sirfsoc_intc_base + SIRFSOC_INIT_IRQ_ID); + irqnr = irqstat & 0xff; + + handle_IRQ(irqnr, regs); +} + static struct of_device_id intc_ids[] = { { .compatible = "sirf,prima2-intc" }, {}, |
