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Diffstat (limited to 'Documentation/devicetree/bindings/gpio/fsl,qoriq-gpio.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/gpio/fsl,qoriq-gpio.yaml | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/fsl,qoriq-gpio.yaml b/Documentation/devicetree/bindings/gpio/fsl,qoriq-gpio.yaml new file mode 100644 index 000000000000..84fd82291ee4 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/fsl,qoriq-gpio.yaml @@ -0,0 +1,87 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/fsl,qoriq-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale MPC512x/MPC8xxx/QorIQ/Layerscape GPIO controller + +maintainers: + - Frank Li <Frank.Li@nxp.com> + +properties: + compatible: + oneOf: + - enum: + - fsl,mpc5121-gpio + - fsl,mpc5125-gpio + - fsl,mpc8349-gpio + - fsl,mpc8572-gpio + - fsl,mpc8610-gpio + - fsl,pq3-gpio + - items: + - enum: + - fsl,ls1021a-gpio + - fsl,ls1028a-gpio + - fsl,ls1043a-gpio + - fsl,ls1046a-gpio + - fsl,ls1088a-gpio + - fsl,ls2080a-gpio + - const: fsl,qoriq-gpio + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + "#gpio-cells": + const: 2 + + gpio-controller: true + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + gpio-line-names: + minItems: 1 + maxItems: 32 + + little-endian: + $ref: /schemas/types.yaml#/definitions/flag + description: + GPIO registers are used as little endian. If not + present registers are used as big endian by default. + +required: + - compatible + - reg + - interrupts + - "#gpio-cells" + +additionalProperties: false + +examples: + - | + gpio@1100 { + compatible = "fsl,mpc5125-gpio"; + reg = <0x1100 0x080>; + interrupts = <78 0x8>; + gpio-controller; + #gpio-cells = <2>; + }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + gpio@2300000 { + compatible = "fsl,ls2080a-gpio", "fsl,qoriq-gpio"; + reg = <0x2300000 0x10000>; + interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>; + little-endian; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; |