diff mbox series

[05/15] clocksource/drivers/timer-milbeaut: Add shutdown function

Message ID 20190509111048.11151-5-daniel.lezcano@linaro.org
State New
Headers show
Series [01/15] clocksource/drivers/sun4i: Add a compatible for suniv | expand

Commit Message

Daniel Lezcano May 9, 2019, 11:10 a.m. UTC 
From: Sugaya Taichi <sugaya.taichi@socionext.com>


Add a shutdown operation to support shutdown timer.

Signed-off-by: Sugaya Taichi <sugaya.taichi@socionext.com>

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

---
 drivers/clocksource/timer-milbeaut.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

-- 
2.17.1
diff mbox series

Patch

diff --git a/drivers/clocksource/timer-milbeaut.c b/drivers/clocksource/timer-milbeaut.c
index 9fd5d081fac4..f4780619dbaf 100644
--- a/drivers/clocksource/timer-milbeaut.c
+++ b/drivers/clocksource/timer-milbeaut.c
@@ -85,6 +85,15 @@  static int mlb_set_state_oneshot(struct clock_event_device *clk)
 	return 0;
 }
 
+static int mlb_set_state_shutdown(struct clock_event_device *clk)
+{
+	struct timer_of *to = to_timer_of(clk);
+	u32 val = MLB_TMR_TMCSR_CSL_DIV2;
+
+	writel_relaxed(val, timer_of_base(to) + MLB_TMR_EVT_TMCSR_OFS);
+	return 0;
+}
+
 static int mlb_clkevt_next_event(unsigned long event,
 				   struct clock_event_device *clk)
 {
@@ -125,6 +134,7 @@  static struct timer_of to = {
 		.features = CLOCK_EVT_FEAT_DYNIRQ | CLOCK_EVT_FEAT_ONESHOT,
 		.set_state_oneshot = mlb_set_state_oneshot,
 		.set_state_periodic = mlb_set_state_periodic,
+		.set_state_shutdown = mlb_set_state_shutdown,
 		.set_next_event = mlb_clkevt_next_event,
 	},