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| author | Catalin Marinas <catalin.marinas@arm.com> | 2008-02-04 17:43:02 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-02-04 17:52:26 +0000 |
| commit | 8cc4c5488a28fe6a1f834e99317bb762798600f7 (patch) | |
| tree | ccd8a04655dbb87500d982c5be6a01831bcef6b7 /arch/arm/mach-realview/core.c | |
| parent | c4057f5260650f165054bc56e16acc4aa0510d4f (diff) | |
| download | lwn-8cc4c5488a28fe6a1f834e99317bb762798600f7.tar.gz lwn-8cc4c5488a28fe6a1f834e99317bb762798600f7.zip | |
[ARM] 4820/1: RealView: Select the timer IRQ at run-time
This patch sets the timer IRQ at run-time by moving the sys_timer
structure and the timer_init function to the realview_eb.c file. This
allows multiple RealView platforms to be compiled in the same kernel
image.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-realview/core.c')
| -rw-r--r-- | arch/arm/mach-realview/core.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index 29514ac94f34..98aefc9f4df3 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -39,7 +39,6 @@ #include <asm/mach/arch.h> #include <asm/mach/flash.h> #include <asm/mach/irq.h> -#include <asm/mach/time.h> #include <asm/mach/map.h> #include <asm/mach/mmc.h> @@ -513,12 +512,12 @@ static struct clock_event_device timer0_clockevent = { .set_mode = timer_set_mode, .set_next_event = timer_set_next_event, .rating = 300, - .irq = IRQ_TIMERINT0_1, .cpumask = CPU_MASK_ALL, }; -static void __init realview_clockevents_init(void) +static void __init realview_clockevents_init(unsigned int timer_irq) { + timer0_clockevent.irq = timer_irq; timer0_clockevent.mult = div_sc(1000000, NSEC_PER_SEC, timer0_clockevent.shift); timer0_clockevent.max_delta_ns = @@ -581,7 +580,7 @@ static void __init realview_clocksource_init(void) /* * Set up the clock source and clock events devices */ -static void __init realview_timer_init(void) +void __init realview_timer_init(unsigned int timer_irq) { u32 val; @@ -616,12 +615,8 @@ static void __init realview_timer_init(void) /* * Make irqs happen for the system timer */ - setup_irq(IRQ_TIMERINT0_1, &realview_timer_irq); + setup_irq(timer_irq, &realview_timer_irq); realview_clocksource_init(); - realview_clockevents_init(); + realview_clockevents_init(timer_irq); } - -struct sys_timer realview_timer = { - .init = realview_timer_init, -}; |