diff options
| author |   Guo Ren <ren_guo@c-sky.com> | 2018-09-05 14:25:15 +0800 |
|---|---|---|
| committer | Guo Ren <ren_guo@c-sky.com> | 2018-10-26 00:54:22 +0800 |
| commit | e38a5272baaa81b31680389efdec0c9008e17446 (patch) | |
| tree | 061825536f867bd3f35d57afb201b3fb0d1204b3 /arch/csky/kernel | |
| parent | csky: VDSO and rt_sigreturn (diff) | |
| download | linux-dev-e38a5272baaa81b31680389efdec0c9008e17446.tar.xz linux-dev-e38a5272baaa81b31680389efdec0c9008e17446.zip | |
csky: IRQ handling
This patch adds IRQ handling files.
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/csky/kernel')
| -rw-r--r-- | arch/csky/kernel/irq.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/csky/kernel/irq.c b/arch/csky/kernel/irq.c new file mode 100644 index 000000000000..03a1930f1cbb --- /dev/null +++ b/arch/csky/kernel/irq.c @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd. + +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/irqchip.h> +#include <asm/traps.h> +#include <asm/smp.h> + +void __init init_IRQ(void) +{ + irqchip_init(); +#ifdef CONFIG_SMP + setup_smp_ipi(); +#endif +} + +asmlinkage void __irq_entry csky_do_IRQ(struct pt_regs *regs) +{ + handle_arch_irq(regs); +} |