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rtc: davinci: fix date loaded on reset

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On reset, the RTC loads the 2000-01-01 date with a wrong day of the
week (Sunday instead of Saturday).

Signed-off-by: Dario Binacchi <dariobin@libero.it>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Link: https://lore.kernel.org/r/20210602203805.11494-9-dariobin@libero.it
This commit is contained in:
Dario Binacchi 2021-06-02 22:38:05 +02:00 committed by Lokesh Vutla
parent 9ec8b8b4ca
commit 08ea87a6de
1 changed files with 10 additions and 0 deletions
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10
drivers/rtc/davinci.c
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@ -290,6 +290,7 @@ static int omap_rtc_remove(struct udevice *dev)
static int omap_rtc_probe(struct udevice *dev) static int omap_rtc_probe(struct udevice *dev)
{ {
struct omap_rtc_priv *priv = dev_get_priv(dev); struct omap_rtc_priv *priv = dev_get_priv(dev);
struct rtc_time tm;
u8 reg, mask, new_ctrl; u8 reg, mask, new_ctrl;
priv->dev = dev; priv->dev = dev;
@ -380,6 +381,15 @@ static int omap_rtc_probe(struct udevice *dev)
} }
omap_rtc_lock(priv); omap_rtc_lock(priv);
if (omap_rtc_get(dev, &tm)) {
dev_err(dev, "failed to get datetime\n");
} else if (tm.tm_year == 2000 && tm.tm_mon == 1 && tm.tm_mday == 1 &&
tm.tm_wday == 0) {
tm.tm_wday = 6;
omap_rtc_set(dev, &tm);
}
return 0; return 0;
} }