Dan,
On 10/11/19 3:06 PM, Dan Murphy wrote:
> Introduce a multicolor class that groups colored LEDs
> within a LED node.
>
> The multi color class groups monochrome LEDs and allows controlling two
> aspects of the final combined color: hue and lightness. The former is
> controlled via <color>_intensity files and the latter is controlled
> via brightness file.
>
> Signed-off-by: Dan Murphy <dmur...@ti.com>
> ---
> .../ABI/testing/sysfs-class-led-multicolor | 36 +++
> .../bindings/leds/leds-class-multicolor.txt | 4 +-
> Documentation/leds/index.rst | 1 +
> Documentation/leds/leds-class-multicolor.rst | 96 +++++++
> drivers/leds/Kconfig | 10 +
> drivers/leds/Makefile | 1 +
> drivers/leds/led-class-multicolor.c | 271 ++++++++++++++++++
> include/linux/led-class-multicolor.h | 143 +++++++++
> 8 files changed, 560 insertions(+), 2 deletions(-)
> create mode 100644 Documentation/ABI/testing/sysfs-class-led-multicolor
> create mode 100644 Documentation/leds/leds-class-multicolor.rst
> create mode 100644 drivers/leds/led-class-multicolor.c
> create mode 100644 include/linux/led-class-multicolor.h
>
> diff --git a/Documentation/ABI/testing/sysfs-class-led-multicolor
> b/Documentation/ABI/testing/sysfs-class-led-multicolor
> new file mode 100644
> index 000000000000..3d1f9d726c70
> --- /dev/null
> +++ b/Documentation/ABI/testing/sysfs-class-led-multicolor
> @@ -0,0 +1,36 @@
> +What: /sys/class/leds/<led>/brightness
> +Date: Sept 2019
> +KernelVersion: 5.5
> +Contact: Dan Murphy <dmur...@ti.com>
> +Description: read/write
> + Writing to this file will update all LEDs within the group to a
> + calculated percentage of what each color LED intensity is set
> + to. The percentage is calculated for each grouped LED via the
> + equation below:
> +
> + led_brightness = brightness *
> <color>_intensity/<color>_max_intensity
> +
> + For additional details please refer to
> + Documentation/leds/leds-class-multicolor.rst.
> +
> + The value of the color is from 0 to
> + /sys/class/leds/<led>/max_brightness.
> +
> +What: /sys/class/leds/<led>/colors/<color>_intensity
> +Date: Sept 2019
> +KernelVersion: 5.5
> +Contact: Dan Murphy <dmur...@ti.com>
> +Description: read/write
> + The <color>_intensity file is created based on the color
> + defined by the registrar of the class.
> + There is one file per color presented.
> +
> + The value of the color is from 0 to
> + /sys/class/leds/<led>/colors/<color>_max_intensity.
> +
> +What: /sys/class/leds/<led>/colors/<color>_max_intensity
> +Date: Sept 2019
> +KernelVersion: 5.5
> +Contact: Dan Murphy <dmur...@ti.com>
> +Description: read only
> + Maximum intensity level for the LED color.
> diff --git a/Documentation/devicetree/bindings/leds/leds-class-multicolor.txt
> b/Documentation/devicetree/bindings/leds/leds-class-multicolor.txt
> index 8619c9bf1811..4b1bd82f2a42 100644
> --- a/Documentation/devicetree/bindings/leds/leds-class-multicolor.txt
> +++ b/Documentation/devicetree/bindings/leds/leds-class-multicolor.txt
> @@ -10,7 +10,7 @@ The nodes and properties defined in this document are
> unique to the multicolor
> LED class. Common LED nodes and properties are inherited from the common.txt
> within this documentation directory.
>
> -Required LED Child properties:
> +Required LED child properties:
> - color : For multicolor LED support this property should be defined as
> LED_COLOR_ID_MULTI and further definition can be found in
> include/linux/leds/common.h.
> @@ -26,7 +26,7 @@ led-controller@30 {
> #size-cells = <0>;
> reg = <1>;
> color = <LED_COLOR_ID_MULTI>;
> - function = LED_FUNCTION_STATUS;
> + function = LED_FUNCTION_CHARGING;
>
So this went to wrong patch.
--
Best regards,
Jacek Anaszewski
