diff options
Diffstat (limited to 'kernel/arch/arm/mach-w90x900')
| -rw-r--r-- | kernel/arch/arm/mach-w90x900/irq.c | 2 | ||||
| -rw-r--r-- | kernel/arch/arm/mach-w90x900/time.c | 51 |
2 files changed, 29 insertions, 24 deletions
diff --git a/kernel/arch/arm/mach-w90x900/irq.c b/kernel/arch/arm/mach-w90x900/irq.c index d66d43ae8..491b317da 100644 --- a/kernel/arch/arm/mach-w90x900/irq.c +++ b/kernel/arch/arm/mach-w90x900/irq.c @@ -211,6 +211,6 @@ void __init nuc900_init_irq(void) for (irqno = IRQ_WDT; irqno <= IRQ_ADC; irqno++) { irq_set_chip_and_handler(irqno, &nuc900_irq_chip, handle_level_irq); - set_irq_flags(irqno, IRQF_VALID); + irq_clear_status_flags(irqno, IRQ_NOREQUEST); } } diff --git a/kernel/arch/arm/mach-w90x900/time.c b/kernel/arch/arm/mach-w90x900/time.c index 9230d3725..cd1966ec9 100644 --- a/kernel/arch/arm/mach-w90x900/time.c +++ b/kernel/arch/arm/mach-w90x900/time.c @@ -48,31 +48,32 @@ static unsigned int timer0_load; -static void nuc900_clockevent_setmode(enum clock_event_mode mode, - struct clock_event_device *clk) +static int nuc900_clockevent_shutdown(struct clock_event_device *evt) { - unsigned int val; + unsigned int val = __raw_readl(REG_TCSR0) & ~(0x03 << 27); - val = __raw_readl(REG_TCSR0); - val &= ~(0x03 << 27); + __raw_writel(val, REG_TCSR0); + return 0; +} + +static int nuc900_clockevent_set_oneshot(struct clock_event_device *evt) +{ + unsigned int val = __raw_readl(REG_TCSR0) & ~(0x03 << 27); - switch (mode) { - case CLOCK_EVT_MODE_PERIODIC: - __raw_writel(timer0_load, REG_TICR0); - val |= (PERIOD | COUNTEN | INTEN | PRESCALE); - break; + val |= (ONESHOT | COUNTEN | INTEN | PRESCALE); - case CLOCK_EVT_MODE_ONESHOT: - val |= (ONESHOT | COUNTEN | INTEN | PRESCALE); - break; + __raw_writel(val, REG_TCSR0); + return 0; +} - case CLOCK_EVT_MODE_UNUSED: - case CLOCK_EVT_MODE_SHUTDOWN: - case CLOCK_EVT_MODE_RESUME: - break; - } +static int nuc900_clockevent_set_periodic(struct clock_event_device *evt) +{ + unsigned int val = __raw_readl(REG_TCSR0) & ~(0x03 << 27); + __raw_writel(timer0_load, REG_TICR0); + val |= (PERIOD | COUNTEN | INTEN | PRESCALE); __raw_writel(val, REG_TCSR0); + return 0; } static int nuc900_clockevent_setnextevent(unsigned long evt, @@ -90,11 +91,15 @@ static int nuc900_clockevent_setnextevent(unsigned long evt, } static struct clock_event_device nuc900_clockevent_device = { - .name = "nuc900-timer0", - .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, - .set_mode = nuc900_clockevent_setmode, - .set_next_event = nuc900_clockevent_setnextevent, - .rating = 300, + .name = "nuc900-timer0", + .features = CLOCK_EVT_FEAT_PERIODIC | + CLOCK_EVT_FEAT_ONESHOT, + .set_state_shutdown = nuc900_clockevent_shutdown, + .set_state_periodic = nuc900_clockevent_set_periodic, + .set_state_oneshot = nuc900_clockevent_set_oneshot, + .tick_resume = nuc900_clockevent_shutdown, + .set_next_event = nuc900_clockevent_setnextevent, + .rating = 300, }; /*IRQ handler for the timer*/ |