From: Qiwu Huang <yanziily@gmail.com>
To: sre@kernel.org
Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
gregkh@linuxfoundation.org, Qiwu Huang <huangqiwu@xiaomi.com>
Subject: [PATCH v10 4/4] power: supply: core: property to control reverse charge
Date: Tue, 25 Aug 2020 18:16:17 +0800 [thread overview]
Message-ID: <d2a4960e5641c4360a9360f438669ec03a2c3d0d.1598349907.git.huangqiwu@xiaomi.com> (raw)
In-Reply-To: <cover.1598349907.git.huangqiwu@xiaomi.com>
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 c3a547037d07..e0adb22a6648 100644
--- a/Documentation/ABI/testing/sysfs-class-power
+++ b/Documentation/ABI/testing/sysfs-class-power
@@ -780,3 +780,17 @@ 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 64e6bdd91edf..403a1787fada 100644
--- a/drivers/power/supply/power_supply_sysfs.c
+++ b/drivers/power/supply/power_supply_sysfs.c
@@ -213,6 +213,7 @@ 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 496d1faecdd1..ee156492c566 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -174,6 +174,7 @@ 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
prev parent reply other threads:[~2020-08-25 10:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-25 10:16 [PATCH v10 0/4] add some power supply properties about wireless/wired charging Qiwu Huang
2020-08-25 10:16 ` [PATCH v10 1/4] power: supply: core: add quick charge type property Qiwu Huang
2020-08-25 10:16 ` [PATCH v10 2/4] power: supply: core: add wireless charger adapter " Qiwu Huang
2020-08-25 10:16 ` [PATCH v10 3/4] power: supply: core: add wireless signal strength property Qiwu Huang
2020-08-25 10:16 ` Qiwu Huang [this message]
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