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|
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/pwm/renesas,tpu-pwm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas R-Car Timer Pulse Unit PWM Controller
maintainers:
- Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
select:
properties:
compatible:
contains:
const: renesas,tpu
required:
- compatible
- '#pwm-cells'
properties:
compatible:
items:
- enum:
- renesas,tpu-r8a73a4 # R-Mobile APE6
- renesas,tpu-r8a7740 # R-Mobile A1
- renesas,tpu-r8a7742 # RZ/G1H
- renesas,tpu-r8a7743 # RZ/G1M
- renesas,tpu-r8a7744 # RZ/G1N
- renesas,tpu-r8a7745 # RZ/G1E
- renesas,tpu-r8a7790 # R-Car H2
- renesas,tpu-r8a7791 # R-Car M2-W
- renesas,tpu-r8a7792 # R-Car V2H
- renesas,tpu-r8a7793 # R-Car M2-N
- renesas,tpu-r8a7794 # R-Car E2
- renesas,tpu-r8a7795 # R-Car H3
- renesas,tpu-r8a7796 # R-Car M3-W
- renesas,tpu-r8a77961 # R-Car M3-W+
- renesas,tpu-r8a77965 # R-Car M3-N
- renesas,tpu-r8a77970 # R-Car V3M
- renesas,tpu-r8a77980 # R-Car V3H
- renesas,tpu-r8a779a0 # R-Car V3U
- const: renesas,tpu
reg:
# Base address and length of each memory resource used by the PWM
# controller hardware module.
maxItems: 1
interrupts:
maxItems: 1
'#pwm-cells':
# should be 3. 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.
const: 3
clocks:
maxItems: 1
power-domains:
maxItems: 1
resets:
maxItems: 1
required:
- compatible
- reg
- clocks
- power-domains
allOf:
- $ref: pwm.yaml#
- if:
not:
properties:
compatible:
contains:
enum:
- renesas,tpu-r8a73a4
- renesas,tpu-r8a7740
then:
required:
- resets
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/r8a7740-clock.h>
tpu: pwm@e6600000 {
compatible = "renesas,tpu-r8a7740", "renesas,tpu";
reg = <0xe6600000 0x148>;
clocks = <&mstp3_clks R8A7740_CLK_TPU0>;
power-domains = <&pd_a3sp>;
#pwm-cells = <3>;
};
|
