Messages in this thread Patch in this message | | | From | Qiwu Huang <> | Subject | [PATCH v9 4/4] power: supply: core: property to control reverse charge | Date | Tue, 25 Aug 2020 14:37:59 +0800 |
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From: Qiwu Huang <huangqiwu@xiaomi.com>
Interface to control wireless reverse charge.
Signed-off-by: Qiwu Huang <huangqiwu@xiaomi.com> --- Documentation/ABI/testing/sysfs-class-power | 14 ++++++++++++++ drivers/power/supply/power_supply_sysfs.c | 1 + include/linux/power_supply.h | 1 + 3 files changed, 16 insertions(+)
diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power index 4459b720feb2..8840fdf483a7 100644 --- a/Documentation/ABI/testing/sysfs-class-power +++ b/Documentation/ABI/testing/sysfs-class-power @@ -779,3 +779,17 @@ Description: Access: Read-Only Valid values: 0 - 100 + +What: /sys/class/power_supply/<supply_name>/reverse_chg_mode +Date: Jul 2020 +Contact: Fei Jiang <jiangfei1@xiaomi.com> +Description: + Some devices support wireless reverse charge function which + charge other devices.The property provider interface to + enable/disable wireless reverse charge.If enabled, start TX + mode and detect RX. Disabled when timeout or manual setting. + + Access: Read, Write + Valid values: + - 1: enabled + - 0: disabled diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c index e420a453095e..81916b6b6ccf 100644 --- a/drivers/power/supply/power_supply_sysfs.c +++ b/drivers/power/supply/power_supply_sysfs.c @@ -209,6 +209,7 @@ static struct power_supply_attr power_supply_attrs[] = { POWER_SUPPLY_ATTR(QUICK_CHARGE_TYPE), POWER_SUPPLY_ATTR(TX_ADAPTER), POWER_SUPPLY_ATTR(SIGNAL_STRENGTH), + POWER_SUPPLY_ATTR(REVERSE_CHG_MODE), }; static struct attribute * diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index 747338118fa1..988d3f05ea1c 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -170,6 +170,7 @@ enum power_supply_property { POWER_SUPPLY_PROP_QUICK_CHARGE_TYPE, POWER_SUPPLY_PROP_TX_ADAPTER, POWER_SUPPLY_PROP_SIGNAL_STRENGTH, + POWER_SUPPLY_PROP_REVERSE_CHG_MODE, }; enum power_supply_type { -- 2.28.0
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