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110 lines
2.2 KiB
110 lines
2.2 KiB
# SPDX-License-Identifier: GPL-2.0 |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/pwm/allwinner,sun4i-a10-pwm.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Allwinner A10 PWM Device Tree Bindings |
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maintainers: |
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- Chen-Yu Tsai <[email protected]> |
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- Maxime Ripard <[email protected]> |
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properties: |
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"#pwm-cells": |
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const: 3 |
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compatible: |
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oneOf: |
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- const: allwinner,sun4i-a10-pwm |
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- const: allwinner,sun5i-a10s-pwm |
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- const: allwinner,sun5i-a13-pwm |
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- const: allwinner,sun7i-a20-pwm |
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- const: allwinner,sun8i-h3-pwm |
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- items: |
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- const: allwinner,sun8i-a83t-pwm |
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- const: allwinner,sun8i-h3-pwm |
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- items: |
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- const: allwinner,sun8i-v3s-pwm |
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- const: allwinner,sun7i-a20-pwm |
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- items: |
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- const: allwinner,sun50i-a64-pwm |
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- const: allwinner,sun5i-a13-pwm |
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- items: |
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- const: allwinner,sun50i-h5-pwm |
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- const: allwinner,sun5i-a13-pwm |
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- const: allwinner,sun50i-h6-pwm |
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reg: |
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maxItems: 1 |
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clocks: |
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minItems: 1 |
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items: |
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- description: Module Clock |
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- description: Bus Clock |
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# Even though it only applies to subschemas under the conditionals, |
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# not listing them here will trigger a warning because of the |
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# additionalsProperties set to false. |
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clock-names: true |
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resets: |
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maxItems: 1 |
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if: |
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properties: |
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compatible: |
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contains: |
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const: allwinner,sun50i-h6-pwm |
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then: |
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properties: |
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clocks: |
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maxItems: 2 |
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clock-names: |
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items: |
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- const: mod |
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- const: bus |
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required: |
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- clock-names |
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- resets |
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else: |
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properties: |
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clocks: |
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maxItems: 1 |
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required: |
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- "#pwm-cells" |
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- compatible |
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- reg |
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- clocks |
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additionalProperties: false |
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examples: |
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- | |
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pwm: pwm@1c20e00 { |
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compatible = "allwinner,sun7i-a20-pwm"; |
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reg = <0x01c20e00 0xc>; |
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clocks = <&osc24M>; |
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#pwm-cells = <3>; |
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}; |
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- | |
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#include <dt-bindings/clock/sun50i-h6-ccu.h> |
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#include <dt-bindings/reset/sun50i-h6-ccu.h> |
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pwm@300a000 { |
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compatible = "allwinner,sun50i-h6-pwm"; |
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reg = <0x0300a000 0x400>; |
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clocks = <&osc24M>, <&ccu CLK_BUS_PWM>; |
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clock-names = "mod", "bus"; |
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resets = <&ccu RST_BUS_PWM>; |
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#pwm-cells = <3>; |
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}; |
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...
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