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author | Sascha Hauer <s.hauer@pengutronix.de> | 2017-06-14 09:29:53 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2017-06-14 09:29:53 +0200 |
commit | 442f6346d2c52259f618b0f7b2025ea8fb5ab336 (patch) | |
tree | 9bfbecd9f9506c2d535c0851bf809ca60d8f178c /drivers/watchdog | |
parent | 4a62a18d33e39f00d717c4aa314697dca924cf3f (diff) | |
parent | 332eedd6e75c57c3f4acea1b3045f628a7a2f349 (diff) | |
download | barebox-442f6346d2c52259f618b0f7b2025ea8fb5ab336.tar.gz barebox-442f6346d2c52259f618b0f7b2025ea8fb5ab336.tar.xz |
Merge branch 'for-next/imx'
Diffstat (limited to 'drivers/watchdog')
-rw-r--r-- | drivers/watchdog/imxwd.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/watchdog/imxwd.c b/drivers/watchdog/imxwd.c index 0617fc6c42..bd5e518bce 100644 --- a/drivers/watchdog/imxwd.c +++ b/drivers/watchdog/imxwd.c @@ -114,6 +114,12 @@ static int imx21_watchdog_set_timeout(struct imx_wd *priv, unsigned timeout) if (priv->ext_reset) val |= IMX21_WDOG_WCR_WDT; + /* + * set time and some write once bits first prior enabling the + * watchdog according to the datasheet + */ + writew(val, priv->base + IMX21_WDOG_WCR); + writew(IMX21_WDOG_WCR_WDE | val, priv->base + IMX21_WDOG_WCR); /* Write Service Sequence */ |