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mfd: rn5t618: Fix caching of battery related registers

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Battery status changes dynamically, so the corresponding registers
need to be considered volatile. Affected registers are:

 - fuel gauge
 - battery status
 - battery interrupt

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Andreas Kemnade 2020-07-17 23:00:02 +02:00 committed by Lee Jones
parent e7b8550088
commit 594f1935b3
1 changed files with 3 additions and 0 deletions
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3
drivers/mfd/rn5t618.c
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@ -44,6 +44,9 @@ static bool rn5t618_volatile_reg(struct device *dev, unsigned int reg)
case RN5T618_INTMON:
case RN5T618_RTC_CTRL1 ... RN5T618_RTC_CTRL2:
case RN5T618_RTC_SECONDS ... RN5T618_RTC_YEAR:
case RN5T618_CHGSTATE:
case RN5T618_CHGCTRL_IRR ... RN5T618_CHGERR_MONI:
case RN5T618_CONTROL ... RN5T618_CC_AVEREG0:
return true;
default:
return false;