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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/leds-lp5860.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: LED driver for LP5860 RGB LED from Texas Instruments.
+
+maintainers:
+ - Steffen Trumtrar <kernel@pengutronix.de>
+
+description: |
+ The LP5860 is multi-channel, I2C and SPI RGB LED Driver that can group RGB LEDs
+ into a LED group or control them individually.
+
+ For more product information please see the link below:
+ https://www.ti.com/lit/ds/symlink/lp5860.pdf
+
+properties:
+ compatible:
+ enum:
+ - ti,lp5860
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 12000000
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+patternProperties:
+ '^multi-led@[0-9a-f]$':
+ type: object
+ $ref: leds-class-multicolor.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ reg:
+ minItems: 1
+ maxItems: 12
+ description:
+ This property denotes the LED module number(s) that is used
+ for the child node.
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+ patternProperties:
+ "^led@[0-9a-f]+$":
+ type: object
+ $ref: common.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ reg:
+ maxItems: 1
+
+ required:
+ - reg
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ #include <dt-bindings/leds/common.h>
+
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ led-controller@0 {
+ compatible = "ti,lp5860";
+ reg = <0x0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ multi-led@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x0>;
+ color = <LED_COLOR_ID_RGB>;
+
+ led@0 {
+ reg = <0x0>;
+ color = <LED_COLOR_ID_RED>;
+ };
+
+ led@1 {
+ reg = <0x1>;
+ color = <LED_COLOR_ID_GREEN>;
+ };
+
+ led@2 {
+ reg = <0x2>;
+ color = <LED_COLOR_ID_BLUE>;
+ };
+ };
+ };
+ };
The lp5860 is a LED matrix driver with 18 constant current sinks and 11 scan switches for 198 LED dots: * Supply range from 2.7 V to 5.5 V * 0.1mA - 50mA per current sink * 1MHz I2C and 12MHz SPI control interface * 8-bit analog dimming * 8/16-bit PWM dimming * individual ON and OFF control for each LED dot * globat 3-bit Maximum Current setting for all LED dots * individual LED dot open/short detection Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de> --- .../devicetree/bindings/leds/leds-lp5860.yaml | 112 +++++++++++++++++++++ 1 file changed, 112 insertions(+)