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path: root/drivers/clocksource/tango_xtal.c
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Diffstat (limited to 'drivers/clocksource/tango_xtal.c')
-rw-r--r--drivers/clocksource/tango_xtal.c18
1 files changed, 3 insertions, 15 deletions
diff --git a/drivers/clocksource/tango_xtal.c b/drivers/clocksource/tango_xtal.c
index d297b30d2bc0..2bcecafdeaea 100644
--- a/drivers/clocksource/tango_xtal.c
+++ b/drivers/clocksource/tango_xtal.c
@@ -19,19 +19,6 @@ static u64 notrace read_sched_clock(void)
return read_xtal_counter();
}
-static cycle_t read_clocksource(struct clocksource *cs)
-{
- return read_xtal_counter();
-}
-
-static struct clocksource tango_xtal = {
- .name = "tango-xtal",
- .rating = 350,
- .read = read_clocksource,
- .mask = CLOCKSOURCE_MASK(32),
- .flags = CLOCK_SOURCE_IS_CONTINUOUS,
-};
-
static void __init tango_clocksource_init(struct device_node *np)
{
struct clk *clk;
@@ -53,8 +40,9 @@ static void __init tango_clocksource_init(struct device_node *np)
delay_timer.freq = xtal_freq;
delay_timer.read_current_timer = read_xtal_counter;
- ret = clocksource_register_hz(&tango_xtal, xtal_freq);
- if (ret != 0) {
+ ret = clocksource_mmio_init(xtal_in_cnt, "tango-xtal", xtal_freq, 350,
+ 32, clocksource_mmio_readl_up);
+ if (!ret) {
pr_err("%s: registration failed\n", np->full_name);
return;
}