diff options
Diffstat (limited to 'drivers/clocksource/bcm2835_timer.c')
| -rw-r--r-- | drivers/clocksource/bcm2835_timer.c | 25 |
1 files changed, 6 insertions, 19 deletions
diff --git a/drivers/clocksource/bcm2835_timer.c b/drivers/clocksource/bcm2835_timer.c index bc19f12c20c..26ed331b1aa 100644 --- a/drivers/clocksource/bcm2835_timer.c +++ b/drivers/clocksource/bcm2835_timer.c @@ -16,7 +16,6 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#include <linux/bcm2835_timer.h> #include <linux/bitops.h> #include <linux/clockchips.h> #include <linux/clocksource.h> @@ -29,8 +28,8 @@ #include <linux/of_platform.h> #include <linux/slab.h> #include <linux/string.h> +#include <linux/sched_clock.h> -#include <asm/sched_clock.h> #include <asm/irq.h> #define REG_CONTROL 0x00 @@ -50,7 +49,7 @@ struct bcm2835_timer { static void __iomem *system_clock __read_mostly; -static u32 notrace bcm2835_sched_read(void) +static u64 notrace bcm2835_sched_read(void) { return readl_relaxed(system_clock); } @@ -96,23 +95,13 @@ static irqreturn_t bcm2835_time_interrupt(int irq, void *dev_id) } } -static struct of_device_id bcm2835_time_match[] __initconst = { - { .compatible = "brcm,bcm2835-system-timer" }, - {} -}; - -static void __init bcm2835_time_init(void) +static void __init bcm2835_timer_init(struct device_node *node) { - struct device_node *node; void __iomem *base; u32 freq; int irq; struct bcm2835_timer *timer; - node = of_find_matching_node(NULL, bcm2835_time_match); - if (!node) - panic("No bcm2835 timer node"); - base = of_iomap(node, 0); if (!base) panic("Can't remap registers"); @@ -121,7 +110,7 @@ static void __init bcm2835_time_init(void) panic("Can't read clock-frequency"); system_clock = base + REG_COUNTER_LO; - setup_sched_clock(bcm2835_sched_read, 32, freq); + sched_clock_register(bcm2835_sched_read, 32, freq); clocksource_mmio_init(base + REG_COUNTER_LO, node->name, freq, 300, 32, clocksource_mmio_readl_up); @@ -155,7 +144,5 @@ static void __init bcm2835_time_init(void) pr_info("bcm2835: system timer (irq = %d)\n", irq); } - -struct sys_timer bcm2835_timer = { - .init = bcm2835_time_init, -}; +CLOCKSOURCE_OF_DECLARE(bcm2835, "brcm,bcm2835-system-timer", + bcm2835_timer_init); |