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power: supply: generic-adc-battery: add temperature support

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Another typical thing to monitor via an ADC line is
the battery temperature.

Reviewed-by: Matti Vaittinen <mazziesaccount@gmail.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
This commit is contained in:
Sebastian Reichel 2023-03-17 23:57:03 +01:00
parent 9489d1bdb7
commit 33088c0513
1 changed files with 6 additions and 1 deletions
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7
drivers/power/supply/generic-adc-battery.c
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@ -30,6 +30,7 @@ enum gab_chan_type {
GAB_VOLTAGE = 0,
GAB_CURRENT,
GAB_POWER,
GAB_TEMP,
GAB_MAX_CHAN_TYPE
};
@ -40,7 +41,8 @@ enum gab_chan_type {
static const char *const gab_chan_name[] = {
[GAB_VOLTAGE] = "voltage",
[GAB_CURRENT] = "current",
[GAB_POWER] = "power",
[GAB_POWER] = "power",
[GAB_TEMP] = "temperature",
};
struct gab {
@ -77,6 +79,7 @@ static const enum power_supply_property gab_dyn_props[] = {
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_CURRENT_NOW,
POWER_SUPPLY_PROP_POWER_NOW,
POWER_SUPPLY_PROP_TEMP,
};
static bool gab_charge_finished(struct gab *adc_bat)
@ -115,6 +118,8 @@ static int gab_get_property(struct power_supply *psy,
return read_channel(adc_bat, GAB_CURRENT, &val->intval);
case POWER_SUPPLY_PROP_POWER_NOW:
return read_channel(adc_bat, GAB_POWER, &val->intval);
case POWER_SUPPLY_PROP_TEMP:
return read_channel(adc_bat, GAB_TEMP, &val->intval);
default:
return -EINVAL;
}