Re: [PATCH v32 1/6] dt: bindings: lp50xx: Introduce the lp50xx family of RGB drivers

[Dan Murphy <dmurphy@xxxxxx>]

Pavel

On 7/28/20 8:39 AM, Dan Murphy wrote:
> Pavel
>
> On 7/22/20 10:31 AM, Dan Murphy wrote:
> > Introduce the bindings for the Texas Instruments LP5036, LP5030, LP5024,
> > LP5018, LP5012 and LP5009 RGB LED device driver.  The 
> > LP5036/30/24/18/12/9
> > can control RGB LEDs individually or as part of a control bank group.
> > These devices have the ability to adjust the mixing control for the RGB
> > LEDs to obtain different colors independent of the overall brightness of
> > the LED grouping.
>
> Were you going to pull this in as a user of the Multicolor framework?
Gentle ping.  I saw you were going to push the Omnia these should be 
ready too


> Dan
>
>
> > Datasheet:
> > http://www.ti.com/lit/ds/symlink/lp5012.pdf
> > http://www.ti.com/lit/ds/symlink/lp5024.pdf
> > http://www.ti.com/lit/ds/symlink/lp5036.pdf
> >
> > Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
> > Acked-by: Jacek Anaszewski <jacek.anaszewski@xxxxxxxxx>
> > Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
> > ---
> >   .../devicetree/bindings/leds/leds-lp50xx.yaml | 130 ++++++++++++++++++
> >   1 file changed, 130 insertions(+)
> >   create mode 100644 
> > Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml 
> > b/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
> > new file mode 100644
> > index 000000000000..b2dd1672f12a
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
> > @@ -0,0 +1,130 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/leds/leds-lp50xx.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: LED driver for LP50XX RGB LED from Texas Instruments.
> > +
> > +maintainers:
> > +  - Dan Murphy <dmurphy@xxxxxx>
> > +
> > +description: |
> > +  The LP50XX is multi-channel, I2C RGB LED Drivers that can group 
> > RGB LEDs into
> > +  a LED group or control them individually.
> > +
> > +  The difference in these RGB LED drivers is the number of supported 
> > RGB
> > +  modules.
> > +
> > +  For more product information please see the link below:
> > +  https://www.ti.com/lit/ds/symlink/lp5012.pdf
> > +  https://www.ti.com/lit/ds/symlink/lp5024.pdf
> > +  https://www.ti.com/lit/ds/symlink/lp5036.pdf
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - ti,lp5009
> > +      - ti,lp5012
> > +      - ti,lp5018
> > +      - ti,lp5024
> > +      - ti,lp5030
> > +      - ti,lp5036
> > +
> > +  reg:
> > +    maxItems: 1
> > +    description:
> > +      I2C slave address
> > +      lp5009/12 - 0x14, 0x15, 0x16, 0x17
> > +      lp5018/24 - 0x28, 0x29, 0x2a, 0x2b
> > +      lp5030/36 - 0x30, 0x31, 0x32, 0x33
> > +
> > +  enable-gpios:
> > +    maxItems: 1
> > +    description: GPIO pin to enable/disable the device.
> > +
> > +  vled-supply:
> > +    description: LED supply.
> > +
> > +patternProperties:
> > +  '^multi-led@[0-9a-f]$':
> > +    type: object
> > +    allOf:
> > +      - $ref: leds-class-multicolor.yaml#
> > +    properties:
> > +      reg:
> > +        minItems: 1
> > +        maxItems: 12
> > +        description:
> > +          This property denotes the LED module number(s) that is 
> > used on the
> > +          for the child node.  The LED modules can either be used 
> > stand alone
> > +          or grouped into a module bank.
> > +
> > +    patternProperties:
> > +      "(^led-[0-9a-f]$|led)":
> > +        type: object
> > +        $ref: common.yaml#
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +
> > +examples:
> > +  - |
> > +   #include <dt-bindings/gpio/gpio.h>
> > +   #include <dt-bindings/leds/common.h>
> > +
> > +   i2c {
> > +       #address-cells = <1>;
> > +       #size-cells = <0>;
> > +
> > +       led-controller@14 {
> > +           compatible = "ti,lp5009";
> > +           reg = <0x14>;
> > +           #address-cells = <1>;
> > +           #size-cells = <0>;
> > +           enable-gpios = <&gpio1 16>;
> > +
> > +           multi-led@1 {
> > +               #address-cells = <1>;
> > +               #size-cells = <0>;
> > +               reg = <0x1>;
> > +               color = <LED_COLOR_ID_MULTI>;
> > +               function = LED_FUNCTION_CHARGING;
> > +
> > +               led-0 {
> > +                   color = <LED_COLOR_ID_RED>;
> > +               };
> > +
> > +               led-1 {
> > +                   color = <LED_COLOR_ID_GREEN>;
> > +               };
> > +
> > +               led-2 {
> > +                   color = <LED_COLOR_ID_BLUE>;
> > +               };
> > +          };
> > +
> > +          multi-led@2 {
> > +            #address-cells = <1>;
> > +            #size-cells = <2>;
> > +            reg = <0x2 0x3 0x5>;
> > +            color = <LED_COLOR_ID_MULTI>;
> > +            function = LED_FUNCTION_STANDBY;
> > +
> > +            led-6 {
> > +              color = <LED_COLOR_ID_RED>;
> > +            };
> > +
> > +            led-7 {
> > +              color = <LED_COLOR_ID_GREEN>;
> > +            };
> > +
> > +            led-8 {
> > +              color = <LED_COLOR_ID_BLUE>;
> > +            };
> > +         };
> > +       };
> > +    };
> > +
> > +...