diff options
| author | John Crispin <blogic@openwrt.org> | 2014-10-16 22:01:05 +0200 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2015-02-17 21:32:21 +0100 |
| commit | a6f8f81ec77ba5e5f0b3249dfd3fc554ac5db117 (patch) | |
| tree | 4a6efc900239b2a1cea708a5dc3a3cd5ebfd74ad | |
| parent | watchdog: hpwdt: Fix initialization message in hpwdt.c (diff) | |
| download | linux-a6f8f81ec77ba5e5f0b3249dfd3fc554ac5db117.tar.xz linux-a6f8f81ec77ba5e5f0b3249dfd3fc554ac5db117.zip | |
watchdog: rt2880_wdt: minor clean up
Replace device_reset() with devm_reset_control_get() + reset_control_deassert().
Make use of watchdog_init_timeout() instead of setting the timeout manually.
Signed-off-by: John Crispin <blogic@openwrt.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
| -rw-r--r-- | drivers/watchdog/rt2880_wdt.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/watchdog/rt2880_wdt.c b/drivers/watchdog/rt2880_wdt.c index 11aad5b7aafe..a6f7e2e29beb 100644 --- a/drivers/watchdog/rt2880_wdt.c +++ b/drivers/watchdog/rt2880_wdt.c @@ -45,6 +45,7 @@ static struct clk *rt288x_wdt_clk; static unsigned long rt288x_wdt_freq; static void __iomem *rt288x_wdt_base; +static struct reset_control *rt288x_wdt_reset; static bool nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, bool, 0); @@ -151,16 +152,18 @@ static int rt288x_wdt_probe(struct platform_device *pdev) if (IS_ERR(rt288x_wdt_clk)) return PTR_ERR(rt288x_wdt_clk); - device_reset(&pdev->dev); + rt288x_wdt_reset = devm_reset_control_get(&pdev->dev, NULL); + if (!IS_ERR(rt288x_wdt_reset)) + reset_control_deassert(rt288x_wdt_reset); rt288x_wdt_freq = clk_get_rate(rt288x_wdt_clk) / RALINK_WDT_PRESCALE; rt288x_wdt_dev.dev = &pdev->dev; rt288x_wdt_dev.bootstatus = rt288x_wdt_bootcause(); - rt288x_wdt_dev.max_timeout = (0xfffful / rt288x_wdt_freq); - rt288x_wdt_dev.timeout = rt288x_wdt_dev.max_timeout; + watchdog_init_timeout(&rt288x_wdt_dev, rt288x_wdt_dev.max_timeout, + &pdev->dev); watchdog_set_nowayout(&rt288x_wdt_dev, nowayout); ret = watchdog_register_device(&rt288x_wdt_dev); |