89 lines
2.4 KiB
YAML
89 lines
2.4 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/connector/gocontroll,moduline-module-slot.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: GOcontroll Moduline Module slot
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maintainers:
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- Maud Spierings <maudspierings@gocontroll.com>
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description:
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The GOcontroll Moduline module slot represents a connector that fullfills the
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Moduline slot specification, and can thus house any IO module that is also
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built to this spec.
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properties:
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compatible:
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const: gocontroll,moduline-module-slot
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reg:
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maxItems: 1
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interrupts:
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description: indicates readiness, high means busy.
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maxItems: 1
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reset-gpios:
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description: resets the module, active low.
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maxItems: 1
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sync-gpios:
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description: sync line between all module slots.
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maxItems: 1
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vdd-supply:
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description: low power 3v3 supply generally for the microcontroller.
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vddp-supply:
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description: medium power 5v0 supply for on module low power peripherals.
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vddhpp-supply:
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description: high power 6v-8v supply for on module high power peripherals.
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power-supply:
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description: high power 6v-30v supply for high power module circuits.
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i2c-bus:
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description: i2c bus shared between module slots and the SoC
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$ref: /schemas/types.yaml#/definitions/phandle
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slot-number:
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description:
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The number of the module slot representing the location of on the pcb.
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This enables access to the modules based on slot location.
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$ref: /schemas/types.yaml#/definitions/uint32
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spi-max-frequency: true
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required:
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- compatible
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- reg
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- reset-gpios
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- interrupts
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- sync-gpios
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- i2c-bus
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- slot-number
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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connector@0 {
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reg = <0>;
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compatible = "gocontroll,moduline-module-slot";
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reset-gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
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sync-gpios = <&gpio4 16 GPIO_ACTIVE_HIGH>;
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interrupt-parent = <&gpio4>;
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interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
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vdd-supply = <®_3v3_per>;
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vddp-supply = <®_5v0>;
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vddhpp-supply = <®_6v4>;
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i2c-bus = <&i2c2>;
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slot-number = <1>;
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};
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};
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