From: Karsten Mueller <mueller.k@efe-gmbh.de>
To: mueller.k@efe-gmbh.de
Cc: renner@efe-gmbh.de, Sebastian Reichel <sre@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org
Subject: [PATCH 3/3] Add sysfs ABI for bq2416x
Date: Mon, 17 Sep 2018 14:37:29 +0200 [thread overview]
Message-ID: <20180917123729.23461-3-mueller.k@efe-gmbh.de> (raw)
In-Reply-To: <20180917123729.23461-1-mueller.k@efe-gmbh.de>
Signed-off-by: Karsten Mueller <mueller.k@efe-gmbh.de>
---
Documentation/ABI/testing/sysfs-class-power | 118 ++++++++++++++++++++
1 file changed, 118 insertions(+)
diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power
index 5e23e22dc..3881485ca 100644
--- a/Documentation/ABI/testing/sysfs-class-power
+++ b/Documentation/ABI/testing/sysfs-class-power
@@ -587,3 +587,121 @@ Description:
Valid values:
- 1: enabled
- 0: disabled
+
+What: /sys/class/power_supply/bq2416x-charger/usb_curr_limit
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ Reports and sets the maximum current the "usb" supply can
+ support.
+
+ Access: Read, Write
+ Valid values:
+ - 100000, 150000, 500000, 800000, 900000, 1500000 (uA)
+
+What: /sys/class/power_supply/bq2416x-charger/in_curr_limit
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ Reports and sets the maximum current the "in" (wall) supply can
+ support.
+
+ Access: Read, Write
+ Valid values:
+ - 1500000, 2500000 (uA)
+
+What: /sys/class/power_supply/bq2416x-charger/in_dpm_voltage
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ This entry configures the "in" (wall) input dynamic power path
+ management voltage of bq2416x-type charger devices. Once the
+ supply drops to the configured voltage, the input current limit
+ is reduced down to prevent the further drop of the supply. When
+ the IC enters this mode, the charge current is lower than the
+ set value.
+
+ Access: Read, Write
+ Valid values:
+ - 4200000, 4280000, 4360000, 4440000, 4520000, 4600000, 4680000,
+ 4760000 (all uV)
+
+What: /sys/class/power_supply/bq2416x-charger/usb_dpm_voltage
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ This entry configures the "usb" input dynamic power path
+ management voltage of bq2416x-type charger devices. Once the
+ supply drops to the configured voltage, the input current limit
+ is reduced down to prevent the further drop of the supply. When
+ the IC enters this mode, the charge current is lower than the
+ set value.
+
+ Access: Read, Write
+ Valid values:
+ - 4200000, 4280000, 4360000, 4440000, 4520000, 4600000, 4680000,
+ 4760000 (all uV)
+
+What: /sys/class/power_supply/bq2416x-charger/high_impedance_enable
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ This entry allows enabling the high-impedance mode of
+ bq2416x-type charger devices. If enabled, it places the charger
+ IC into low power standby mode with the switch mode controller
+ disabled. When disabled, the charger operates normally.
+
+ Access: Read, Write
+ Valid values:
+ - 1: enabled
+ - 0: disabled
+
+What: /sys/class/power_supply/bq2416x-charger/dpm_status
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ Reports whether dynamic power management is active, i.e. input
+ current of used source is limited to prevent further drop of
+ voltage.
+
+ Valid values:
+ - 0: not active
+ - 1: active
+
+What: /sys/class/power_supply/bq2416x-charger/supply_sel
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ This entry configures which input ("in", "usb") should be
+ preferred as input source.
+
+ Valid values:
+ - "in", "usb"
+
+What: /sys/class/power_supply/bq2416x-charger/ts_fault
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ Reports state of NTC temperature monitor.
+
+ Valid values:
+ - "normal", "cold/hot(charge suspended)",
+ "cool(half current charge)", "warm(voltage reduced)"
+
+What: /sys/class/power_supply/bq2416x-charger/in_status
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ Reports state of "in" input source.
+
+ Valid values:
+ - "Normal", "OVP", "Weak source", "Faulty Adapter"
+
+What: /sys/class/power_supply/bq2416x-charger/usb_status
+Date: September 2018
+Contact: Karsten Mueller <mueller.k@efe-gmbh.de>
+Description:
+ Reports state of "usb" input source.
+
+ Valid values:
+ - "Normal", "OVP", "Weak source", "Faulty Adapter"
--
2.17.1
prev parent reply other threads:[~2018-09-17 12:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-17 12:37 [PATCH 1/3] power: supply: Add driver for TI BQ2416X battery charger Karsten Mueller
2018-09-17 12:37 ` [PATCH 2/3] dt-bindings: power: supply: bq2416x driver Karsten Mueller
2018-09-17 12:37 ` Karsten Mueller [this message]
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