linux-kernel - [PATCH v2] clocksource: ti-32k: Add CLOCK_SOURCE_SUSPEND

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Date:   Wed, 8 Aug 2018 18:44:59 +0530
From:   Keerthy <j-keerthy@...com>
To:     <daniel.lezcano@...aro.org>, <tglx@...utronix.de>
CC:     <lokeshvutla@...com>, <linux-kernel@...r.kernel.org>,
        <linux-omap@...r.kernel.org>, <baolin.wang@...aro.org>,
        <d-gerlach@...com>, <tony@...mide.com>, <grygorii.strashko@...com>,
        <j-keerthy@...com>, <t-kristo@...com>
Subject: [PATCH v2] clocksource: ti-32k: Add CLOCK_SOURCE_SUSPEND_NONSTOP flag for non-am43 SoCs

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>
---

Changes in v2:

  * Changed am43 compatible to more generic ti,am43 to cover epos boards.
  * Added Tony's Ack.

 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..dd09171 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;
 
 	/*
-- 
1.9.1