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author | Max Yang <MAX.YANG@deltaww.com> | 2021-05-10 08:23:37 +0300 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2021-07-16 02:06:49 +0300 |
commit | 92cf458f8ad9410dedbedd41d048d26620ce5f12 (patch) | |
tree | 8a515321e5c4bb70ca68bffea4c4d43e807c87ed /drivers/rtc | |
parent | bc599042d4ca1a6c3956e86005c7be8debb8a2ff (diff) | |
download | u-boot-92cf458f8ad9410dedbedd41d048d26620ce5f12.tar.xz |
rtc: m41t62: fix wrong register use for set/reset ST bit
Fix wrong register use when set/reset ST bit.
ST bit is in register M41T62_REG_SEC not in M41T62_REG_ALARM_HOUR.
I have not actually tested this. But this seemed buggy from inspection.
Fixes: 9bbe210512c4539 ("rtc: m41t62: add oscillator fail bit reset support")
Signed-off-by: Max Yang <max.yang@deltaww.com>
Diffstat (limited to 'drivers/rtc')
-rw-r--r-- | drivers/rtc/m41t62.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/rtc/m41t62.c b/drivers/rtc/m41t62.c index 0a4e12d698..8be532c3e3 100644 --- a/drivers/rtc/m41t62.c +++ b/drivers/rtc/m41t62.c @@ -213,13 +213,13 @@ static int m41t62_rtc_restart_osc(struct udevice *dev) /* 1. Set stop bit */ val |= M41T62_SEC_ST; - ret = dm_i2c_write(dev, M41T62_REG_ALARM_HOUR, &val, sizeof(val)); + ret = dm_i2c_write(dev, M41T62_REG_SEC, &val, sizeof(val)); if (ret) return ret; /* 2. Clear stop bit */ val &= ~M41T62_SEC_ST; - ret = dm_i2c_write(dev, M41T62_REG_ALARM_HOUR, &val, sizeof(val)); + ret = dm_i2c_write(dev, M41T62_REG_SEC, &val, sizeof(val)); if (ret) return ret; |