diff mbox series

[1/7] power: supply: axp20x_ac_power: Allow offlining

Message ID 20200102063633.65388-1-samuel@sholland.org
State New
Headers show
Series [1/7] power: supply: axp20x_ac_power: Allow offlining | expand

Commit Message

Samuel Holland Jan. 2, 2020, 6:36 a.m. UTC 
AXP803/AXP813 have a flag that enables/disables the AC power supply
input. Allow control of this flag via the ONLINE property on those
variants.

Signed-off-by: Samuel Holland <samuel@sholland.org>
---
 drivers/power/supply/axp20x_ac_power.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/power/supply/axp20x_ac_power.c b/drivers/power/supply/axp20x_ac_power.c
index 0d34a932b6d5..4410e7b89383 100644
--- a/drivers/power/supply/axp20x_ac_power.c
+++ b/drivers/power/supply/axp20x_ac_power.c
@@ -23,6 +23,8 @@ 
 #define AXP20X_PWR_STATUS_ACIN_PRESENT	BIT(7)
 #define AXP20X_PWR_STATUS_ACIN_AVAIL	BIT(6)
 
+#define AXP813_ACIN_PATH_SELECT		BIT(7)
+
 #define AXP813_VHOLD_MASK		GENMASK(5, 3)
 #define AXP813_VHOLD_UV_TO_BIT(x)	((((x) / 100000) - 40) << 3)
 #define AXP813_VHOLD_REG_TO_UV(x)	\
@@ -143,6 +145,11 @@  static int axp813_ac_power_set_property(struct power_supply *psy,
 	struct axp20x_ac_power *power = power_supply_get_drvdata(psy);
 
 	switch (psp) {
+	case POWER_SUPPLY_PROP_ONLINE:
+		return regmap_update_bits(power->regmap, AXP813_ACIN_PATH_CTRL,
+					  AXP813_ACIN_PATH_SELECT,
+					  !!val->intval);
+
 	case POWER_SUPPLY_PROP_VOLTAGE_MIN:
 		if (val->intval < 4000000 || val->intval > 4700000)
 			return -EINVAL;
@@ -169,7 +176,8 @@  static int axp813_ac_power_set_property(struct power_supply *psy,
 static int axp813_ac_power_prop_writeable(struct power_supply *psy,
 					  enum power_supply_property psp)
 {
-	return psp == POWER_SUPPLY_PROP_VOLTAGE_MIN ||
+	return psp == POWER_SUPPLY_PROP_ONLINE ||
+	       psp == POWER_SUPPLY_PROP_VOLTAGE_MIN ||
 	       psp == POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT;
 }