blob: ee312cb210e6ffddca2b0a188d5755dccd5e2ff9 [file] [log] [blame]
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pwm/pwm-tiehrpwm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: TI SOC EHRPWM based PWM controller
maintainers:
- Vignesh R <vigneshr@ti.com>
allOf:
- $ref: pwm.yaml#
properties:
compatible:
oneOf:
- const: ti,am3352-ehrpwm
- items:
- enum:
- ti,da850-ehrpwm
- ti,am4372-ehrpwm
- ti,dra746-ehrpwm
- ti,am654-ehrpwm
- ti,am64-epwm
- const: ti,am3352-ehrpwm
reg:
maxItems: 1
"#pwm-cells":
const: 3
description: |
See pwm.yaml in this directory for a description of the cells format.
The only third cell flag supported by this binding is PWM_POLARITY_INVERTED.
clock-names:
items:
- const: tbclk
- const: fck
clocks:
maxItems: 2
power-domains:
maxItems: 1
required:
- compatible
- reg
- "#pwm-cells"
- clocks
- clock-names
additionalProperties: false
examples:
- |
ehrpwm0: pwm@48300200 { /* EHRPWM on am33xx */
compatible = "ti,am3352-ehrpwm";
#pwm-cells = <3>;
reg = <0x48300200 0x100>;
clocks = <&ehrpwm0_tbclk>, <&l4ls_gclk>;
clock-names = "tbclk", "fck";
};