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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-qcom-lpg.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Light Pulse Generator
maintainers:
- Bjorn Andersson <bjorn.andersson@linaro.org>
description: >
The Qualcomm Light Pulse Generator consists of three different hardware blocks;
a ramp generator with lookup table, the light pulse generator and a three
channel current sink. These blocks are found in a wide range of Qualcomm PMICs.
properties:
compatible:
enum:
- qcom,pm660l-lpg
- qcom,pm8150b-lpg
- qcom,pm8150l-lpg
- qcom,pm8350c-pwm
- qcom,pm8916-pwm
- qcom,pm8941-lpg
- qcom,pm8994-lpg
- qcom,pmc8180c-lpg
- qcom,pmi8994-lpg
- qcom,pmi8998-lpg
"#pwm-cells":
const: 2
"#address-cells":
const: 1
"#size-cells":
const: 0
qcom,power-source:
$ref: /schemas/types.yaml#/definitions/uint32
description:
power-source used to drive the output, as defined in the datasheet.
Should be specified if the TRILED block is present
enum: [0, 1, 3]
qcom,dtest:
$ref: /schemas/types.yaml#/definitions/uint32-matrix
description: >
A list of integer pairs, where each pair represent the dtest line the
particular channel should be connected to and the flags denoting how the
value should be outputed, as defined in the datasheet. The number of
pairs should be the same as the number of channels.
items:
items:
- description: dtest line to attach
- description: flags for the attachment
multi-led:
type: object
$ref: leds-class-multicolor.yaml#
unevaluatedProperties: false
properties:
"#address-cells":
const: 1
"#size-cells":
const: 0
patternProperties:
"^led@[0-9a-f]$":
type: object
$ref: common.yaml#
patternProperties:
"^led@[0-9a-f]$":
type: object
$ref: common.yaml#
properties:
reg: true
required:
- reg
required:
- compatible
additionalProperties: false
examples:
- |
#include <dt-bindings/leds/common.h>
led-controller {
compatible = "qcom,pmi8994-lpg";
#address-cells = <1>;
#size-cells = <0>;
qcom,power-source = <1>;
qcom,dtest = <0 0>,
<0 0>,
<0 0>,
<4 1>;
led@1 {
reg = <1>;
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_INDICATOR;
function-enumerator = <1>;
};
led@2 {
reg = <2>;
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_INDICATOR;
function-enumerator = <0>;
default-state = "on";
};
led@3 {
reg = <3>;
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_INDICATOR;
function-enumerator = <2>;
};
led@4 {
reg = <4>;
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_INDICATOR;
function-enumerator = <3>;
};
};
- |
#include <dt-bindings/leds/common.h>
led-controller {
compatible = "qcom,pmi8994-lpg";
#address-cells = <1>;
#size-cells = <0>;
qcom,power-source = <1>;
multi-led {
color = <LED_COLOR_ID_RGB>;
function = LED_FUNCTION_STATUS;
#address-cells = <1>;
#size-cells = <0>;
led@1 {
reg = <1>;
color = <LED_COLOR_ID_RED>;
};
led@2 {
reg = <2>;
color = <LED_COLOR_ID_GREEN>;
};
led@3 {
reg = <3>;
color = <LED_COLOR_ID_BLUE>;
};
};
};
- |
pwm-controller {
compatible = "qcom,pm8916-pwm";
#pwm-cells = <2>;
};
...
|
