diff options
| author | Marc Zyngier <marc.zyngier@arm.com> | 2012-01-10 19:39:26 +0000 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2012-03-13 13:27:50 +0000 |
| commit | 81e46f7b6dcec485bcb1f988ba4dc5b20189573c (patch) | |
| tree | 13e8da9addc2c1428ae3ac308e5a9223efc29a8a /arch/arm/include | |
| parent | 0ef330e10dcdbca8f4566e9eaf77015f8ce039d3 (diff) | |
ARM: smp_twd: add runtime registration support
Add support for the new registration interface to smp_twd.
Platforms can populate a struct twd_local_timer with MMIO
and IRQ resources, and then call twd_local_timer_register()
to have the timer registered with the core.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/smp_twd.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/arch/arm/include/asm/smp_twd.h b/arch/arm/include/asm/smp_twd.h index bf8449da480..16c89b793f9 100644 --- a/arch/arm/include/asm/smp_twd.h +++ b/arch/arm/include/asm/smp_twd.h @@ -18,10 +18,26 @@ #define TWD_TIMER_CONTROL_PERIODIC (1 << 1) #define TWD_TIMER_CONTROL_IT_ENABLE (1 << 2) +#include <linux/ioport.h> + struct clock_event_device; extern void __iomem *twd_base; -void twd_timer_setup(struct clock_event_device *); +int twd_timer_setup(struct clock_event_device *); + +struct twd_local_timer { + struct resource res[2]; +}; + +#define DEFINE_TWD_LOCAL_TIMER(name,base,irq) \ +struct twd_local_timer name __initdata = { \ + .res = { \ + DEFINE_RES_MEM(base, 0x10), \ + DEFINE_RES_IRQ(irq), \ + }, \ +}; + +int twd_local_timer_register(struct twd_local_timer *); #endif |