From: <cy_huang@richtek.com>
To: <sre@kernel.org>, <robh+dt@kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>
Cc: <cy_huang@richtek.com>, <allen_chiang@richtek.com>,
<u0084500@gmail.com>, <linux-pm@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>
Subject: [PATCH v4 3/3] Documentation: power: rt9759: Document exported sysfs entries
Date: Mon, 6 Feb 2023 09:45:19 +0800 [thread overview]
Message-ID: <1675647919-11151-4-git-send-email-cy_huang@richtek.com> (raw)
In-Reply-To: <1675647919-11151-1-git-send-email-cy_huang@richtek.com>
From: ChiYuan Huang <cy_huang@richtek.com>
Document the settings exported by rt9759 charger driver through sysfs
entries:
- watchdog_timer
- battery_voltage
- battery_current
Signed-off-by: ChiYuan Huang <cy_huang@richtek.com>
---
Since v4:
- Modify date to 'Mar 2023' and kernelversion to next '6.3'.
Since v3:
No change
Since v2:
- Change ABI document date from Oct 2022 to Nov 2022 and KernelVersion
from 6.1 to 6.2
---
Documentation/ABI/testing/sysfs-class-power-rt9759 | 37 ++++++++++++++++++++++
1 file changed, 37 insertions(+)
create mode 100644 Documentation/ABI/testing/sysfs-class-power-rt9759
diff --git a/Documentation/ABI/testing/sysfs-class-power-rt9759 b/Documentation/ABI/testing/sysfs-class-power-rt9759
new file mode 100644
index 00000000..a7a9e06
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-power-rt9759
@@ -0,0 +1,37 @@
+What: /sys/class/power_supply/rt9759-*/watchdog_timer
+Date: Mar 2023
+KernelVersion: 6.3
+Contact: ChiYuan Huang <cy_huang@richtek.com>
+Description:
+ This entry shows and sets the watchdog timer when rt9759 charger
+ operates in charging mode. When the timer expires, the device
+ will disable the charging. To prevent the timer expires, any
+ host communication can make the timer restarted.
+
+ Access: Read, Write
+
+ Valid values:
+ - 500, 1000, 5000 or 30000 (milliseconds),
+ - 0: disabled
+
+What: /sys/class/power_supply/rt9759-*/battery_voltage
+Date: Mar 2023
+KernelVersion: 6.3
+Contact: ChiYuan Huang <cy_huang@richtek.com>
+Description:
+ Reports the current BAT voltage.
+
+ Access: Read-Only
+
+ Valid values: Represented in microvolts
+
+What: /sys/class/power_supply/rt9759-*/battery_current
+Date: Mar 2023
+KernelVersion: 6.3
+Contact: ChiYuan Huang <cy_huang@richtek.com>
+Description:
+ Reports the current BAT current.
+
+ Access: Read-Only
+
+ Valid values: Represented in microamps
--
2.7.4
prev parent reply other threads:[~2023-02-06 1:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-06 1:45 [PATCH v4 0/3] Add Richtek RT9759 smart cap divider charger support cy_huang
2023-02-06 1:45 ` [PATCH v4 1/3] dt-bindings: power: supply: Add Richtek RT9759 smart cap divider charger cy_huang
2023-02-06 1:45 ` [PATCH v4 2/3] " cy_huang
2023-02-06 1:45 ` cy_huang [this message]
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