From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from [2a00:ee2:100:3a01::1] (helo=chandra.tablix.org) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1guHBv-0007hR-5s for barebox@lists.infradead.org; Thu, 14 Feb 2019 13:36:41 +0000 From: Tomaz Solc Date: Thu, 14 Feb 2019 14:36:34 +0100 Message-Id: <20190214133634.7669-1-tomaz.solc@tablix.org> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH] watchdog: bcm2835: set timeout_max. To: barebox@lists.infradead.org Cc: Tomaz Solc BCM2835 watchdog timeout can be set to maximum 15 seconds (0xffffff >> 16). --- drivers/watchdog/bcm2835_wdt.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/watchdog/bcm2835_wdt.c b/drivers/watchdog/bcm2835_wdt.c index d0c51ed9e..781626fa0 100644 --- a/drivers/watchdog/bcm2835_wdt.c +++ b/drivers/watchdog/bcm2835_wdt.c @@ -45,6 +45,10 @@ #define SECS_TO_WDOG_TICKS(x) ((x) << 16) +/* Largest value where SECS_TO_WDOG_TICKS doesn't overflow 20 bits + * (PM_WDOG_TIME_SET) */ +#define WDOG_SECS_MAX 15 + struct bcm2835_wd { struct watchdog wd; void __iomem *base; @@ -101,6 +105,7 @@ static int bcm2835_wd_probe(struct device_d *dev) } priv->base = IOMEM(iores->start); priv->wd.set_timeout = bcm2835_wd_set_timeout; + priv->wd.timeout_max = WDOG_SECS_MAX; priv->wd.hwdev = dev; priv->dev = dev; -- 2.11.0 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox