linux-kernel - [PATCH 1/2] clocksource/drivers/ti-32k: Add CLOCK_SOURCE_SUSPEND

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Date:   Mon, 24 Sep 2018 07:50:28 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     tglx@...utronix.de
Cc:     mingo@...nel.org, Keerthy <j-keerthy@...com>,
        Tony Lindgren <tony@...mide.com>,
        linux-kernel@...r.kernel.org (open list:CLOCKSOURCE, CLOCKEVENT DRIVERS)
Subject: [PATCH 1/2] clocksource/drivers/ti-32k: Add CLOCK_SOURCE_SUSPEND_NONSTOP flag for non-am43 SoCs

From: Keerthy <j-keerthy@...com>

The 32k clocksource is NONSTOP for non-am43 SoCs. Hence
add the flag for all the other SoCs.

Reported-by: Tony Lindgren <tony@...mide.com>
Signed-off-by: Keerthy <j-keerthy@...com>
Acked-by: Tony Lindgren <tony@...mide.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>
---
 drivers/clocksource/timer-ti-32k.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/clocksource/timer-ti-32k.c b/drivers/clocksource/timer-ti-32k.c
index 29e2e1a..6949a91 100644
--- a/drivers/clocksource/timer-ti-32k.c
+++ b/drivers/clocksource/timer-ti-32k.c
@@ -97,6 +97,9 @@ static int __init ti_32k_timer_init(struct device_node *np)
 		return -ENXIO;
 	}
 
+	if (!of_machine_is_compatible("ti,am43"))
+		ti_32k_timer.cs.flags |= CLOCK_SOURCE_SUSPEND_NONSTOP;
+
 	ti_32k_timer.counter = ti_32k_timer.base;
 
 	/*
-- 
2.7.4