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Confusion of control 2 register contents #757

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31 changes: 27 additions & 4 deletions drivers/rtc/rtc-ab-b5ze-s3.c
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Original file line number Diff line number Diff line change
Expand Up @@ -635,15 +635,38 @@ static int abb5zes3_rtc_check_setup(struct device *dev)
* individually by clearing/setting MSB of each associated register. So,
* we set all alarm enable bits to disable current alarm setting.
*/
mask = (ABB5ZES3_REG_ALRM_MN_AE | ABB5ZES3_REG_ALRM_HR_AE |
ABB5ZES3_REG_ALRM_DT_AE | ABB5ZES3_REG_ALRM_DW_AE);
ret = regmap_update_bits(regmap, ABB5ZES3_REG_CTRL2, mask, mask);
mask = (ABB5ZES3_REG_ALRM_MN_AE);
ret = regmap_update_bits(regmap, ABB5ZES3_REG_ALRM_MN, mask, mask);
if (ret < 0) {
dev_err(dev, "%s: unable to disable alarm setting (%d)\n",
dev_err(dev, "%s: unable to disable minute alarm setting (%d)\n",
__func__, ret);
return ret;
}

mask = (ABB5ZES3_REG_ALRM_HR_AE);
ret = regmap_update_bits(regmap, ABB5ZES3_REG_ALRM_HR, mask, mask);
if (ret < 0) {
dev_err(dev, "%s: unable to disable hour alarm setting (%d)\n",
__func__, ret);
return ret;
}

mask = (ABB5ZES3_REG_ALRM_DT_AE);
ret = regmap_update_bits(regmap, ABB5ZES3_REG_ALRM_DT, mask, mask);
if (ret < 0) {
dev_err(dev, "%s: unable to disable day alarm setting (%d)\n",
__func__, ret);
return ret;
}

mask = (ABB5ZES3_REG_ALRM_DW_AE);
ret = regmap_update_bits(regmap, ABB5ZES3_REG_ALRM_DW, mask, mask);
if (ret < 0) {
dev_err(dev, "%s: unable to disable weekday alarm setting (%d)\n",
__func__, ret);
return ret;
}

/* Set Control 1 register (RTC enabled, 24hr mode, all int. disabled) */
mask = (ABB5ZES3_REG_CTRL1_CIE | ABB5ZES3_REG_CTRL1_AIE |
ABB5ZES3_REG_CTRL1_SIE | ABB5ZES3_REG_CTRL1_PM |
Expand Down