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[1.171.4.145]) by smtp.gmail.com with ESMTPSA id l22-20020a17090af8d600b002031264a864sm1899991pjd.41.2022.09.14.09.30.28 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 14 Sep 2022 09:30:30 -0700 (PDT) From: cy_huang To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, sre@kernel.org Cc: mazziesaccount@gmail.com, alina_yu@richtek.com, cy_huang@richtek.com, alinayu829@gmail.com, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v5 3/3] Documentation: power: rt9471: Document exported sysfs entries Date: Thu, 15 Sep 2022 00:30:15 +0800 Message-Id: <1663173015-7934-4-git-send-email-u0084500@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1663173015-7934-1-git-send-email-u0084500@gmail.com> References: <1663173015-7934-1-git-send-email-u0084500@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: ChiYuan Huang Document the settings exported by rt9471 charger driver through sysfs entries: - sysoff_enable - port_detect_enable Signed-off-by: ChiYuan Huang --- Since v5: - Recover all the change in sysfs-class-power. - New a sysfs-class-power-rt9471 file. - Remove 'charge_term_enable' sysfs entry, directly integrate it in 'charge_term_current' power supply property control. --- Documentation/ABI/testing/sysfs-class-power-rt9471 | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-class-power-rt9471 diff --git a/Documentation/ABI/testing/sysfs-class-power-rt9471 b/Documentation/ABI/testing/sysfs-class-power-rt9471 new file mode 100644 index 00000000..ad5b049 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-power-rt9471 @@ -0,0 +1,29 @@ +What: /sys/class/power_supply/rt9471-*/sysoff_enable +Date: Oct 2022 +KernelVersion: 6.1 +Contact: ChiYuan Huang +Description: + This entry allows enabling the sysoff mode of rt9471 charger devices. + If enabled and the input is removed, the internal battery FET is turned + off to reduce the leakage from the BAT pin. See device datasheet for details. + It's commonly used when the product enter shipping stage. + + Access: Read, Write + Valid values: + - 1: enabled + - 0: disabled + +What: /sys/class/power_supply/rt9471-*/port_detect_enable +Date: Oct 2022 +KernelVersion: 6.1 +Contact: ChiYuan Huang +Description: + This entry allows enabling the USB BC12 port detect function of rt9471 charger + devices. If enabled and VBUS is inserted, device will start to do the BC12 + port detect and report the usb port type when port detect is done. See + datasheet for details. Normally controlled when TypeC/USBPD port integrated. + + Access: Read, Write + Valid values: + - 1: enabled + - 0: disabled