1 files changed, 2 insertions, 14 deletions

diff --git a/drivers/clocksource/timer-sun5i.c b/drivers/clocksource/timer-sun5i.c
index bca9573e036a..24c83f9efd87 100644
--- a/drivers/clocksource/timer-sun5i.c
+++ b/drivers/clocksource/timer-sun5i.c
@@ -152,13 +152,6 @@ static irqreturn_t sun5i_timer_interrupt(int irq, void *dev_id)
         return IRQ_HANDLED;
 }
 
-static cycle_t sun5i_clksrc_read(struct clocksource *clksrc)
-{
-        struct sun5i_timer_clksrc *cs = to_sun5i_timer_clksrc(clksrc);
-
-        return ~readl(cs->timer.base + TIMER_CNTVAL_LO_REG(1));
-}
-
 static int sun5i_rate_cb_clksrc(struct notifier_block *nb,
                                 unsigned long event, void *data)
 {
@@ -217,13 +210,8 @@ static int __init sun5i_setup_clocksource(struct device_node *node,
         writel(TIMER_CTL_ENABLE | TIMER_CTL_RELOAD,
                base + TIMER_CTL_REG(1));
 
-        cs->clksrc.name = node->name;
-        cs->clksrc.rating = 340;
-        cs->clksrc.read = sun5i_clksrc_read;
-        cs->clksrc.mask = CLOCKSOURCE_MASK(32);
-        cs->clksrc.flags = CLOCK_SOURCE_IS_CONTINUOUS;
-
-        ret = clocksource_register_hz(&cs->clksrc, rate);
+        ret = clocksource_mmio_init(base + TIMER_CNTVAL_LO_REG(1), node->name,
+                                    rate, 340, 32, clocksource_mmio_readl_down);
         if (ret) {
                 pr_err("Couldn't register clock source.\n");
                 goto err_remove_notifier;