diff options
| author | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:18:27 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:19:04 +0200 |
| commit | 6ac1ef482d7ae0c690f1640bf6eb818ff9a2d91e (patch) | |
| tree | 021cc9f6b477146fcebe6f3be4752abfa2ba18a9 /arch/arm/mach-at91/at91x40_time.c | |
| parent | 682968e0c425c60f0dde37977e5beb2b12ddc4cc (diff) | |
| parent | a385ec4f11bdcf81af094c03e2444ee9b7fad2e5 (diff) | |
Merge branch 'perf/core' into perf/uprobes
Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm/mach-at91/at91x40_time.c')
| -rw-r--r-- | arch/arm/mach-at91/at91x40_time.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/arch/arm/mach-at91/at91x40_time.c b/arch/arm/mach-at91/at91x40_time.c index dfff2895f4b2..6ca680a1d5d1 100644 --- a/arch/arm/mach-at91/at91x40_time.c +++ b/arch/arm/mach-at91/at91x40_time.c @@ -28,6 +28,12 @@ #include <asm/mach/time.h> #include <mach/at91_tc.h> +#define at91_tc_read(field) \ + __raw_readl(AT91_TC + field) + +#define at91_tc_write(field, value) \ + __raw_writel(value, AT91_TC + field); + /* * 3 counter/timer units present. */ @@ -37,12 +43,12 @@ static unsigned long at91x40_gettimeoffset(void) { - return (at91_sys_read(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CV) * 1000000 / (AT91X40_MASTER_CLOCK / 128)); + return (at91_tc_read(AT91_TC_CLK1BASE + AT91_TC_CV) * 1000000 / (AT91X40_MASTER_CLOCK / 128)); } static irqreturn_t at91x40_timer_interrupt(int irq, void *dev_id) { - at91_sys_read(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_SR); + at91_tc_read(AT91_TC_CLK1BASE + AT91_TC_SR); timer_tick(); return IRQ_HANDLED; } @@ -57,20 +63,20 @@ void __init at91x40_timer_init(void) { unsigned int v; - at91_sys_write(AT91_TC + AT91_TC_BCR, 0); - v = at91_sys_read(AT91_TC + AT91_TC_BMR); + at91_tc_write(AT91_TC_BCR, 0); + v = at91_tc_read(AT91_TC_BMR); v = (v & ~AT91_TC_TC1XC1S) | AT91_TC_TC1XC1S_NONE; - at91_sys_write(AT91_TC + AT91_TC_BMR, v); + at91_tc_write(AT91_TC_BMR, v); - at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CCR, AT91_TC_CLKDIS); - at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CMR, (AT91_TC_TIMER_CLOCK4 | AT91_TC_CPCTRG)); - at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_IDR, 0xffffffff); - at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_RC, (AT91X40_MASTER_CLOCK / 128) / HZ - 1); - at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_IER, (1<<4)); + at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_CCR, AT91_TC_CLKDIS); + at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_CMR, (AT91_TC_TIMER_CLOCK4 | AT91_TC_CPCTRG)); + at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_IDR, 0xffffffff); + at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_RC, (AT91X40_MASTER_CLOCK / 128) / HZ - 1); + at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_IER, (1<<4)); setup_irq(AT91X40_ID_TC1, &at91x40_timer_irq); - at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CCR, (AT91_TC_SWTRG | AT91_TC_CLKEN)); + at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_CCR, (AT91_TC_SWTRG | AT91_TC_CLKEN)); } struct sys_timer at91x40_timer = { |