linux-kernel - [PATCH 2/5] watchdog: meson_gxbb

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Date:   Wed, 23 Jun 2021 10:44:26 +0800
From:   Artem Lapkin <email2tema@...il.com>
To:     narmstrong@...libre.com
Cc:     wim@...ux-watchdog.org, linux@...ck-us.net, khilman@...libre.com,
        jbrunet@...libre.com, christianshewitt@...il.com,
        martin.blumenstingl@...glemail.com, linux-watchdog@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org,
        art@...das.com, nick@...das.com, gouwa@...das.com
Subject: [PATCH 2/5] watchdog: meson_gxbb_wdt: add timeout module param

Added timeout module param same as in other modules

Signed-off-by: Artem Lapkin <art@...das.com>
---
 drivers/watchdog/meson_gxbb_wdt.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/watchdog/meson_gxbb_wdt.c b/drivers/watchdog/meson_gxbb_wdt.c
index 3f86530c33b0..ecd1fc6f48ba 100644
--- a/drivers/watchdog/meson_gxbb_wdt.c
+++ b/drivers/watchdog/meson_gxbb_wdt.c
@@ -29,6 +29,11 @@
 #define GXBB_WDT_TCNT_SETUP_MASK		(BIT(16) - 1)
 #define GXBB_WDT_TCNT_CNT_SHIFT			16
 
+static unsigned int timeout = DEFAULT_TIMEOUT;
+module_param(timeout, uint, 0);
+MODULE_PARM_DESC(timeout, "Watchdog heartbeat in seconds="
+		 __MODULE_STRING(DEFAULT_TIMEOUT) ")");
+
 struct meson_gxbb_wdt {
 	void __iomem *reg_base;
 	struct watchdog_device wdt_dev;
@@ -174,7 +179,7 @@ static int meson_gxbb_wdt_probe(struct platform_device *pdev)
 	data->wdt_dev.ops = &meson_gxbb_wdt_ops;
 	data->wdt_dev.max_hw_heartbeat_ms = GXBB_WDT_TCNT_SETUP_MASK;
 	data->wdt_dev.min_timeout = 1;
-	data->wdt_dev.timeout = DEFAULT_TIMEOUT;
+	data->wdt_dev.timeout = timeout;
 	watchdog_set_drvdata(&data->wdt_dev, data);
 
 	/* Setup with 1ms timebase */
-- 
2.25.1