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SubjectRe: [PATCH v32 1/6] dt: bindings: lp50xx: Introduce the lp50xx family of RGB drivers
From
Date
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?

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@kernel.org>
> Acked-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
> Signed-off-by: Dan Murphy <dmurphy@ti.com>
> ---
> .../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@ti.com>
> +
> +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>;
> + };
> + };
> + };
> + };
> +
> +...

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