From 48e28a249e3bcc31e6a2d27267410a6f5a03e39e Mon Sep 17 00:00:00 2001 From: Michael Walle Date: Mon, 14 Sep 2020 23:43:30 +0200 Subject: dt-bindings: mfd: Add bindings for sl28cpld Add a device tree bindings for the board management controller found on the Kontron SMARC-sAL28 board. Signed-off-by: Michael Walle Reviewed-by: Rob Herring Signed-off-by: Lee Jones --- .../bindings/gpio/kontron,sl28cpld-gpio.yaml | 54 ++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/kontron,sl28cpld-gpio.yaml (limited to 'Documentation/devicetree/bindings/gpio') diff --git a/Documentation/devicetree/bindings/gpio/kontron,sl28cpld-gpio.yaml b/Documentation/devicetree/bindings/gpio/kontron,sl28cpld-gpio.yaml new file mode 100644 index 000000000000..e2d2c10e536a --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/kontron,sl28cpld-gpio.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/kontron,sl28cpld-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: GPIO driver for the sl28cpld board management controller + +maintainers: + - Michael Walle + +description: | + This module is part of the sl28cpld multi-function device. For more + details see ../mfd/kontron,sl28cpld.yaml. + + There are three flavors of the GPIO controller, one full featured + input/output with interrupt support (kontron,sl28cpld-gpio), one + output-only (kontron,sl28-gpo) and one input-only (kontron,sl28-gpi). + + Each controller supports 8 GPIO lines. + +properties: + compatible: + enum: + - kontron,sl28cpld-gpio + - kontron,sl28cpld-gpi + - kontron,sl28cpld-gpo + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + "#interrupt-cells": + const: 2 + + interrupt-controller: true + + "#gpio-cells": + const: 2 + + gpio-controller: true + + gpio-line-names: + minItems: 1 + maxItems: 8 + +required: + - compatible + - "#gpio-cells" + - gpio-controller + +additionalProperties: false -- cgit v1.2.3