linux/Documentation/devicetree/bindings/pwm/pwm.yaml
Krzysztof Kozlowski 05b743db9d dt-bindings: pwm: restrict node name suffixes
Make the pattern matching node names a bit stricter to improve DTS
consistency.  The pattern is restricted to:
1. Only one unit address or one -N suffix,
2. -N suffixes to decimal numbers.

Suggested-by: Rob Herring <robh@kernel.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
2023-06-23 15:44:51 +02:00

35 lines
651 B
YAML

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/pwm/pwm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: PWM controllers (providers)
maintainers:
- Thierry Reding <thierry.reding@gmail.com>
select: false
properties:
$nodename:
pattern: "^pwm(@.*|-([0-9]|[1-9][0-9]+))?$"
"#pwm-cells":
description:
Number of cells in a PWM specifier.
required:
- "#pwm-cells"
additionalProperties: true
examples:
- |
pwm: pwm@1c20e00 {
compatible = "allwinner,sun7i-a20-pwm";
reg = <0x01c20e00 0xc>;
clocks = <&osc24M>;
#pwm-cells = <3>;
};