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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2021-06-10 15:06:12 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2021-06-11 09:01:39 +0200 |
| commit | 06ea3129f8564a05c8624306ca4a49f1228f64ae (patch) | |
| tree | df1a28e7e516f5166ad6f2c3d2e226a1bf641979 | |
| parent | b61f19c1b86bdfb6ddbf0bd50b5993faf33b6dd5 (diff) | |
| download | barebox-06ea3129f8564a05c8624306ca4a49f1228f64ae.tar.gz barebox-06ea3129f8564a05c8624306ca4a49f1228f64ae.tar.xz | |
watchdog: dw_wdt: set maximum timeout
Communicate the maximum possible timeout to the watchdog core.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Link: https://lore.barebox.org/20210610130613.27983-3-s.hauer@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
| -rw-r--r-- | drivers/watchdog/dw_wdt.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/watchdog/dw_wdt.c b/drivers/watchdog/dw_wdt.c index bc5af810ea..e23d9cc225 100644 --- a/drivers/watchdog/dw_wdt.c +++ b/drivers/watchdog/dw_wdt.c @@ -159,18 +159,19 @@ static int dw_wdt_drv_probe(struct device_d *dev) if (IS_ERR(dw_wdt->rst)) return PTR_ERR(dw_wdt->rst); + dw_wdt->rate = clk_get_rate(clk); + if (dw_wdt->rate == 0) + return -EINVAL; + wdd = &dw_wdt->wdd; wdd->name = "dw_wdt"; wdd->hwdev = dev; wdd->set_timeout = dw_wdt_set_timeout; + wdd->timeout_max = dw_wdt_top_in_seconds(dw_wdt, DW_WDT_MAX_TOP); wdd->running = readl(dw_wdt->regs + WDOG_CONTROL_REG_OFFSET) & WDOG_CONTROL_REG_WDT_EN_MASK ? WDOG_HW_RUNNING : WDOG_HW_NOT_RUNNING; - dw_wdt->rate = clk_get_rate(clk); - if (dw_wdt->rate == 0) - return -EINVAL; - ret = watchdog_register(wdd); if (ret) goto out_disable_clk; |