128 lines
2.9 KiB
YAML
128 lines
2.9 KiB
YAML
# 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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$id: http://devicetree.org/schemas/serial/nxp,sc16is7xx.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: NXP SC16IS7xx Advanced Universal Asynchronous Receiver-Transmitter (UART)
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maintainers:
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- Hugo Villeneuve <hvilleneuve@dimonoff.com>
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properties:
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compatible:
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enum:
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- nxp,sc16is740
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- nxp,sc16is741
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- nxp,sc16is750
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- nxp,sc16is752
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- nxp,sc16is760
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- nxp,sc16is762
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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clocks:
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maxItems: 1
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clock-frequency:
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description:
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When there is no clock provider visible to the platform, this
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is the source crystal or external clock frequency for the IC in Hz.
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minimum: 1
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maximum: 80000000
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gpio-controller: true
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"#gpio-cells":
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const: 2
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gpio-line-names:
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minItems: 1
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maxItems: 8
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irda-mode-ports:
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description: |
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An array that lists the indices of the port that should operate in IrDA
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mode:
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0: port A
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1: port B
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$ref: /schemas/types.yaml#/definitions/uint32-array
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minItems: 1
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maxItems: 2
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items:
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minimum: 0
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maximum: 1
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nxp,modem-control-line-ports:
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description: |
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An array that lists the indices of the port that should have shared GPIO
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lines configured as modem control lines:
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0: port A
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1: port B
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$ref: /schemas/types.yaml#/definitions/uint32-array
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minItems: 1
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maxItems: 2
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items:
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minimum: 0
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maximum: 1
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required:
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- compatible
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- reg
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- interrupts
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allOf:
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- $ref: /schemas/spi/spi-peripheral-props.yaml#
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- $ref: /schemas/serial/serial.yaml#
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- $ref: /schemas/serial/rs485.yaml#
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oneOf:
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- required:
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- clocks
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- required:
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- clock-frequency
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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serial@51 {
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compatible = "nxp,sc16is750";
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reg = <0x51>;
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clocks = <&clk20m>;
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interrupt-parent = <&gpio3>;
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interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
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gpio-controller;
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#gpio-cells = <2>;
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};
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serial@53 {
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compatible = "nxp,sc16is752";
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reg = <0x53>;
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clocks = <&clk20m>;
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interrupt-parent = <&gpio3>;
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interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
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nxp,modem-control-line-ports = <1>; /* Port 1 as modem control lines */
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gpio-controller; /* Port 0 as GPIOs */
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#gpio-cells = <2>;
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};
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serial@54 {
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compatible = "nxp,sc16is752";
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reg = <0x54>;
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clocks = <&clk20m>;
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interrupt-parent = <&gpio3>;
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interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
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nxp,modem-control-line-ports = <0 1>; /* Ports 0 and 1 as modem control lines */
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};
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};
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