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Tue, 16 Sep 2025 04:02:42 -0700 (PDT) From: Jonathan Brophy To: lee Jones , Pavel Machek , Jonathan Brophy , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Radoslav Tsvetkov Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org Subject: [PATCH 4/5] ABI: sysfs-class-leds-virtualcolor: Document sysfs entries for Virtual Color LEDs Date: Tue, 16 Sep 2025 23:02:16 +1200 Message-ID: <20250916110217.45894-4-professorjonny98@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250916110217.45894-1-professorjonny98@gmail.com> References: <20250916110217.45894-1-professorjonny98@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Jonathan Brophy Add sysfs-class-leds-virtualcolor to document Virtual Color drover sysfs entries Co-developed-by: Radoslav Tsvetkov Signed-off-by: Jonathan Brophy --- .../ABI/sysfs-class-leds-virtualcolor | 43 +++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/ABI/sysfs-class-leds-virtualcolor diff --git a/Documentation/ABI/sysfs-class-leds-virtualcolor b/Documentation/ABI/sysfs-class-leds-virtualcolor new file mode 100644 index 000000000..60b878791 --- /dev/null +++ b/Documentation/ABI/sysfs-class-leds-virtualcolor @@ -0,0 +1,43 @@ +What: /sys/class/leds//priority +Date: August 2025 +Contact: Radoslav Tsvetkov +Description: (RW) Priority level of the virtual LED group. Higher numbers + indicate higher priority. When multiple virtual LED groups are + active, only the highest priority group's state will be applied + to the physical LEDs. + + Valid values: 0 to INT_MAX + Default: 0 + +What: /sys/class/leds//blink_delay_on +Date: August 2025 +Contact: Radoslav Tsvetkov +Description: (RW) The time in milliseconds that the LED should be on while + blinking. Setting both blink_delay_on and blink_delay_off to + zero disables blinking. + + Valid values: 0 to ULONG_MAX + Default: 0 + +What: /sys/class/leds//blink_delay_off +Date: August 2025 +Contact: Radoslav Tsvetkov +Description: (RW) The time in milliseconds that the LED should be off while + blinking. Setting both blink_delay_on and blink_delay_off to + zero disables blinking. + + Valid values: 0 to ULONG_MAX + Default: 0 + +What: /sys/class/leds//brightness +Date: August 2025 +Contact: Radoslav Tsvetkov +Description: (RW) Brightness value for the virtual LED group. This value is + applied to all monochromatic LEDs in the group if this group + has the highest priority among active groups. + + When read-only mode is enabled via device tree, writes to this + attribute will return -EPERM. + + Valid values: 0 to LED_FULL (usually 255) + Default: LED_OFF (0) \ No newline at end of file -- 2.43.0