| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/serial/nxp,sc16is7xx.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: NXP SC16IS7xx Advanced Universal Asynchronous Receiver-Transmitter (UART) |
| 8 | |
| 9 | maintainers: |
| 10 | - Hugo Villeneuve <hvilleneuve@dimonoff.com> |
| 11 | |
| 12 | properties: |
| 13 | compatible: |
| 14 | enum: |
| 15 | - nxp,sc16is740 |
| 16 | - nxp,sc16is741 |
| 17 | - nxp,sc16is750 |
| 18 | - nxp,sc16is752 |
| 19 | - nxp,sc16is760 |
| 20 | - nxp,sc16is762 |
| 21 | |
| 22 | reg: |
| 23 | maxItems: 1 |
| 24 | |
| 25 | interrupts: |
| 26 | maxItems: 1 |
| 27 | |
| 28 | clocks: |
| 29 | maxItems: 1 |
| 30 | |
| 31 | clock-frequency: |
| 32 | description: |
| 33 | When there is no clock provider visible to the platform, this |
| 34 | is the source crystal or external clock frequency for the IC in Hz. |
| 35 | minimum: 1 |
| 36 | maximum: 80000000 |
| 37 | |
| 38 | gpio-controller: true |
| 39 | |
| 40 | "#gpio-cells": |
| 41 | const: 2 |
| 42 | |
| 43 | gpio-line-names: |
| 44 | minItems: 1 |
| 45 | maxItems: 8 |
| 46 | |
| 47 | irda-mode-ports: |
| 48 | description: | |
| 49 | An array that lists the indices of the port that should operate in IrDA |
| 50 | mode: |
| 51 | 0: port A |
| 52 | 1: port B |
| 53 | $ref: /schemas/types.yaml#/definitions/uint32-array |
| 54 | minItems: 1 |
| 55 | maxItems: 2 |
| 56 | items: |
| 57 | minimum: 0 |
| 58 | maximum: 1 |
| 59 | |
| 60 | nxp,modem-control-line-ports: |
| 61 | description: | |
| 62 | An array that lists the indices of the port that should have shared GPIO |
| 63 | lines configured as modem control lines: |
| 64 | 0: port A |
| 65 | 1: port B |
| 66 | $ref: /schemas/types.yaml#/definitions/uint32-array |
| 67 | minItems: 1 |
| 68 | maxItems: 2 |
| 69 | items: |
| 70 | minimum: 0 |
| 71 | maximum: 1 |
| 72 | |
| 73 | required: |
| 74 | - compatible |
| 75 | - reg |
| 76 | - interrupts |
| 77 | |
| 78 | allOf: |
| 79 | - $ref: /schemas/spi/spi-peripheral-props.yaml# |
| 80 | - $ref: /schemas/serial/serial.yaml# |
| 81 | - $ref: /schemas/serial/rs485.yaml# |
| 82 | |
| 83 | oneOf: |
| 84 | - required: |
| 85 | - clocks |
| 86 | - required: |
| 87 | - clock-frequency |
| 88 | |
| 89 | unevaluatedProperties: false |
| 90 | |
| 91 | examples: |
| 92 | - | |
| 93 | #include <dt-bindings/interrupt-controller/irq.h> |
| 94 | i2c { |
| 95 | #address-cells = <1>; |
| 96 | #size-cells = <0>; |
| 97 | |
| 98 | serial@51 { |
| 99 | compatible = "nxp,sc16is750"; |
| 100 | reg = <0x51>; |
| 101 | clocks = <&clk20m>; |
| 102 | interrupt-parent = <&gpio3>; |
| 103 | interrupts = <7 IRQ_TYPE_EDGE_FALLING>; |
| 104 | gpio-controller; |
| 105 | #gpio-cells = <2>; |
| 106 | }; |
| 107 | |
| 108 | serial@53 { |
| 109 | compatible = "nxp,sc16is752"; |
| 110 | reg = <0x53>; |
| 111 | clocks = <&clk20m>; |
| 112 | interrupt-parent = <&gpio3>; |
| 113 | interrupts = <7 IRQ_TYPE_EDGE_FALLING>; |
| 114 | nxp,modem-control-line-ports = <1>; /* Port 1 as modem control lines */ |
| 115 | gpio-controller; /* Port 0 as GPIOs */ |
| 116 | #gpio-cells = <2>; |
| 117 | }; |
| 118 | |
| 119 | serial@54 { |
| 120 | compatible = "nxp,sc16is752"; |
| 121 | reg = <0x54>; |
| 122 | clocks = <&clk20m>; |
| 123 | interrupt-parent = <&gpio3>; |
| 124 | interrupts = <7 IRQ_TYPE_EDGE_FALLING>; |
| 125 | nxp,modem-control-line-ports = <0 1>; /* Ports 0 and 1 as modem control lines */ |
| 126 | }; |
| 127 | }; |