From: André Apitzsch <git@xxxxxxxxxxx> Document Silergy SY7802 flash LED driver devicetree bindings. Signed-off-by: André Apitzsch <git@xxxxxxxxxxx> --- .../devicetree/bindings/leds/silergy,sy7802.yaml | 100 +++++++++++++++++++++ 1 file changed, 100 insertions(+) diff --git a/Documentation/devicetree/bindings/leds/silergy,sy7802.yaml b/Documentation/devicetree/bindings/leds/silergy,sy7802.yaml new file mode 100644 index 000000000000..46b8e5452b62 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/silergy,sy7802.yaml @@ -0,0 +1,100 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/silergy,sy7802.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Silergy SY7802 1800mA Boost Charge Pump LED Driver + +maintainers: + - André Apitzsch <git@xxxxxxxxxxx> + +description: | + The SY7802 is a current-regulated charge pump which can regulate two current + levels for Flash and Torch modes. + + The SY7802 is a high-current synchronous boost converter with 2-channel + high side current sources. Each channel is able to deliver 900mA current. + +properties: + compatible: + enum: + - silergy,sy7802 + + reg: + maxItems: 1 + + enable-gpios: + maxItems: 1 + description: A connection to the 'EN' pin. + + flash-gpios: + maxItems: 1 + description: A connection to the 'FLEN' pin. + + vin-supply: + description: Regulator providing power to the 'VIN' pin. + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +patternProperties: + "^led@[0-1]$": + type: object + $ref: common.yaml# + unevaluatedProperties: false + + properties: + reg: + description: Index of the LED. + minimum: 0 + maximum: 1 + + led-sources: + minItems: 1 + maxItems: 2 + items: + minimum: 0 + maximum: 1 + + required: + - reg + - led-sources + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + - enable-gpios + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/leds/common.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + flash-led-controller@53 { + compatible = "silergy,sy7802"; + reg = <0x53>; + #address-cells = <1>; + #size-cells = <0>; + + enable-gpios = <&tlmm 16 GPIO_ACTIVE_HIGH>; + + led@0 { + reg = <0>; + function = LED_FUNCTION_FLASH; + color = <LED_COLOR_ID_WHITE>; + led-sources = <0>, <1>; + }; + }; + }; -- 2.44.0
