linux/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml
Maxime Ripard 2269f0c151
dt-bindings: pwm: Convert Allwinner PWM to a schema
The Allwinner SoCs have a PWM controller supported in Linux, with a
matching Device Tree binding.

Now that we have the DT validation in place, let's convert the device tree
bindings for that controller over to a YAML schemas.

Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
2019-06-21 09:59:10 +02:00

58 lines
1.2 KiB
YAML

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/pwm/allwinner,sun4i-a10-pwm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Allwinner A10 PWM Device Tree Bindings
maintainers:
- Chen-Yu Tsai <wens@csie.org>
- Maxime Ripard <maxime.ripard@bootlin.com>
properties:
"#pwm-cells":
const: 3
compatible:
oneOf:
- const: allwinner,sun4i-a10-pwm
- const: allwinner,sun5i-a10s-pwm
- const: allwinner,sun5i-a13-pwm
- const: allwinner,sun7i-a20-pwm
- const: allwinner,sun8i-h3-pwm
- items:
- const: allwinner,sun8i-a83t-pwm
- const: allwinner,sun8i-h3-pwm
- items:
- const: allwinner,sun50i-a64-pwm
- const: allwinner,sun5i-a13-pwm
- items:
- const: allwinner,sun50i-h5-pwm
- const: allwinner,sun5i-a13-pwm
reg:
maxItems: 1
clocks:
maxItems: 1
required:
- "#pwm-cells"
- compatible
- reg
- clocks
additionalProperties: false
examples:
- |
pwm: pwm@1c20e00 {
compatible = "allwinner,sun7i-a20-pwm";
reg = <0x01c20e00 0xc>;
clocks = <&osc24M>;
#pwm-cells = <3>;
};
...