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Diffstat (limited to 'dts/Bindings/gpio/st,stmpe-gpio.yaml')
-rw-r--r-- | dts/Bindings/gpio/st,stmpe-gpio.yaml | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/dts/Bindings/gpio/st,stmpe-gpio.yaml b/dts/Bindings/gpio/st,stmpe-gpio.yaml new file mode 100644 index 0000000000..4555f1644a --- /dev/null +++ b/dts/Bindings/gpio/st,stmpe-gpio.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/st,stmpe-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: STMicroelectonics Port Expander (STMPE) GPIO Block + +description: + STMicroelectronics Port Expander (STMPE) is a series of slow + bus controllers for various expanded peripherals such as GPIO, keypad, + touchscreen, ADC, PWM or rotator. It can contain one or several different + peripherals connected to SPI or I2C. These bindings pertain to the + GPIO portions of these expanders. + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +properties: + compatible: + const: st,stmpe-gpio + + "#gpio-cells": + const: 2 + + "#interrupt-cells": + const: 2 + + gpio-controller: true + + gpio-line-names: + minItems: 1 + maxItems: 24 + + interrupt-controller: true + + st,norequest-mask: + description: + A bitmask of GPIO lines that cannot be requested because for + for example not being connected to anything on the system + $ref: /schemas/types.yaml#/definitions/uint32 + +patternProperties: + "^.+-hog(-[0-9]+)?$": + type: object + + required: + - gpio-hog + +additionalProperties: false + +required: + - compatible + - "#gpio-cells" + - "#interrupt-cells" + - gpio-controller + - interrupt-controller |