linux/Documentation/devicetree/bindings/pwm/mediatek,mt2712-pwm.yaml
Binbin Zhou 488ab429e3 dt-bindings: pwm: mediatek,mt2712: Do not require pwm-cells twice
pwm-cells property is already required by pwm.yaml schema.

Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/0a0c13d6d716a52540e165e4835c0c406cc5d8ec.1714450308.git.zhoubinbin@loongson.cn
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
2024-05-01 11:51:10 +02:00

96 lines
2.3 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pwm/mediatek,mt2712-pwm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MediaTek PWM Controller
maintainers:
- John Crispin <john@phrozen.org>
allOf:
- $ref: pwm.yaml#
properties:
compatible:
oneOf:
- enum:
- mediatek,mt2712-pwm
- mediatek,mt6795-pwm
- mediatek,mt7622-pwm
- mediatek,mt7623-pwm
- mediatek,mt7628-pwm
- mediatek,mt7629-pwm
- mediatek,mt7981-pwm
- mediatek,mt7986-pwm
- mediatek,mt7988-pwm
- mediatek,mt8183-pwm
- mediatek,mt8365-pwm
- mediatek,mt8516-pwm
- items:
- enum:
- mediatek,mt8195-pwm
- const: mediatek,mt8183-pwm
reg:
maxItems: 1
"#pwm-cells":
const: 2
interrupts:
maxItems: 1
clocks:
minItems: 2
maxItems: 10
clock-names:
description:
This controller needs two input clocks for its core and one
clock for each PWM output.
minItems: 2
items:
- const: top
- const: main
- const: pwm1
- const: pwm2
- const: pwm3
- const: pwm4
- const: pwm5
- const: pwm6
- const: pwm7
- const: pwm8
required:
- compatible
- reg
- clocks
- clock-names
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/mt2712-clk.h>
#include <dt-bindings/interrupt-controller/irq.h>
pwm0: pwm@11006000 {
compatible = "mediatek,mt2712-pwm";
reg = <0x11006000 0x1000>;
#pwm-cells = <2>;
interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_LOW>;
clocks = <&topckgen CLK_TOP_PWM_SEL>, <&pericfg CLK_PERI_PWM>,
<&pericfg CLK_PERI_PWM0>, <&pericfg CLK_PERI_PWM1>,
<&pericfg CLK_PERI_PWM2>, <&pericfg CLK_PERI_PWM3>,
<&pericfg CLK_PERI_PWM4>, <&pericfg CLK_PERI_PWM5>,
<&pericfg CLK_PERI_PWM6>, <&pericfg CLK_PERI_PWM7>;
clock-names = "top", "main",
"pwm1", "pwm2",
"pwm3", "pwm4",
"pwm5", "pwm6",
"pwm7", "pwm8";
};