T-HEAD SoCs such as the TH1520 contain a PWM controller used among other things to control the LCD backlight, fan and so on. Signed-off-by: Jisheng Zhang <jszhang@xxxxxxxxxx> --- .../devicetree/bindings/pwm/pwm-thead.yaml | 44 +++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/pwm-thead.yaml diff --git a/Documentation/devicetree/bindings/pwm/pwm-thead.yaml b/Documentation/devicetree/bindings/pwm/pwm-thead.yaml new file mode 100644 index 000000000000..8a7cf7129321 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/pwm-thead.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pwm/pwm-thead.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: T-HEAD PWM + +maintainers: + - Jisheng Zhang <jszhang@xxxxxxxxxx> + +allOf: + - $ref: pwm.yaml# + +properties: + compatible: + enum: + - thead,th1520-pwm + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + "#pwm-cells": + const: 2 + +required: + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + - | + + pwm@ec01c000 { + compatible = "thead,th1520-pwm"; + reg = <0xec01c000 0x1000>; + clocks = <&clk 1>; + #pwm-cells = <2>; + }; -- 2.40.1
