Commit 5872dccc authored Aug 29, 2025 by Alexander Kurz Committed by Lee Jones Oct 01, 2025

dt-bindings: mfd: fsl,mc13xxx: Add buttons node



Add a buttons node and properties describing the "ONOFD" (MC13783) and
"PWRON" (MC13892/MC34708) buttons available in the fsl,mc13xxx PMIC ICs.

Signed-off-by: Alexander Kurz <akurz@blala.de>
Reviewed-by: "Rob Herring (Arm)" <robh@kernel.org>
Link: https://lore.kernel.org/r/20250829201517.15374-7-akurz@blala.de


Signed-off-by: Lee Jones <lee@kernel.org>

parent 1160f9f8

Documentation/devicetree/bindings/mfd/fsl,mc13xxx.yaml

+70 −0

Original line number	Diff line number	Diff line
		@@ -39,6 +39,58 @@ properties:
		interrupts:
		maxItems: 1

		buttons:
		type: object
		properties:
		"#address-cells":
		const: 1

		"#size-cells":
		const: 0

		patternProperties:
		"^onkey@[0-2]$":
		$ref: /schemas/input/input.yaml#
		unevaluatedProperties: false
		type: object

		properties:
		reg:
		description: \|
		One of
		MC13783 BUTTON IDs:
		0: ONOFD1
		1: ONOFD2
		2: ONOFD3

		MC13892 BUTTON IDs:
		0: PWRON1
		1: PWRON2
		2: PWRON3

		MC34708 BUTTON IDs:
		0: PWRON1
		1: PWRON2
		maximum: 2

		debounce-delay-ms:
		enum: [0, 30, 150, 750]
		default: 30
		description:
		Sets the debouncing delay in milliseconds.

		active-low:
		description: Set active when pin is pulled low.

		linux,code: true

		fsl,enable-reset:
		description:
		Setting of the global reset option.
		type: boolean

		unevaluatedProperties: false

		leds:
		type: object
		$ref: /schemas/leds/common.yaml#
		@@ -159,6 +211,12 @@ allOf:
		const: fsl,mc34708
		then:
		properties:
		buttons:
		patternProperties:
		"^onkey@[0-2]$":
		properties:
		reg:
		maximum: 1
		leds:
		properties:
		led-control:
		@@ -187,6 +245,18 @@ examples:
		fsl,mc13xxx-uses-rtc;
		fsl,mc13xxx-uses-adc;

		buttons {
		#address-cells = <1>;
		#size-cells = <0>;

		onkey@0 {
		reg = <0>;
		debounce-delay-ms = <30>;
		active-low;
		fsl,enable-reset;
		};
		};

		leds {
		#address-cells = <1>;
		#size-cells = <0>;