WIP: device tree MVP

dts/bindings/test/vnd,adc-temp-sensor.yaml

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+# Copyright (c) 2018, Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test ADC-based temperature sensor
+
+compatible: "vnd,adc-temp-sensor"
+
+include: base.yaml
+
+properties:
+    label:
+      required: true
+
+    io-channels:
+      required: true
+      description: ADC conversion channels
+
+    io-channel-names:
+      required: true
+      description: conversion channel names
+
+    clocks:
+      required: true
+
+    pinctrl-0:
+      type: phandles
+
+    pinctrl-1:
+      type: phandles
+
+    pinctrl-2:
+      type: phandles

dts/bindings/test/vnd,adc.yaml

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+# Copyright (c) 2020, Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test ADC
+
+compatible: "vnd,adc"
+
+include: adc-controller.yaml
+
+properties:
+    "#io-channel-cells":
+      const: 1
+
+io-channel-cells:
+    - input

dts/bindings/test/vnd,array-holder.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test array container
+
+compatible: "vnd,array-holder"
+
+include: [base.yaml]
+
+properties:
+  a: {type: "array"}
+  b: {type: "uint8-array"}
+  c: {type: "string-array"}
+
+gpio-cells:
+  - pin
+  - flags

dts/bindings/test/vnd,busy-sim.yaml

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+# Copyright (c) 2021 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: |
+    CPU load simulator
+
+compatible: "vnd,busy-sim"
+
+properties:
+    counter:
+      type: phandle
+      required: true
+      description: |
+        Counter device used for generating intervals.
+
+    active-gpios:
+      type: phandle-array
+      required: false
+      description: |
+        Debug pin is set to active state when cpu load is active.

dts/bindings/test/vnd,child-bindings.yaml

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+# Copyright (c) 2020, Teslabs Engineering S.L.
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test child bindings
+
+compatible: "vnd,child-bindings"
+
+include: [base.yaml]
+
+child-binding:
+  description: Test child binding
+  properties:
+    val:
+      type: int
+      required: true

dts/bindings/test/vnd,clock.yaml

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+# Copyright (c) 2020 Linaro Ltd.
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test Clock Controller
+
+compatible: "vnd,clock"
+
+include: [clock-controller.yaml, base.yaml]
+
+properties:
+    "#clock-cells":
+      const: 2
+
+clock-cells:
+  - bus
+  - bits

dts/bindings/test/vnd,disabled-compat.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test disabled compatible
+
+compatible: "vnd,disabled-compat"
+
+include: base.yaml

dts/bindings/test/vnd,dma.yaml

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+# Copyright (c) 2020, Linaro Limited
+# SPDX-License-Identifier: Apache-2.0
+
+description: VND DMA controller
+
+compatible: "vnd,dma"
+
+include: dma-controller.yaml
+
+properties:
+    reg:
+      required: true
+
+    interrupts:
+      required: true
+
+    "#dma-cells":
+      const: 2
+
+dma-cells:
+  - channel
+  - slot

dts/bindings/test/vnd,enum-holder-inst.yaml

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+# Copyright (c) 2021 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test enum property container (instance based)
+
+compatible: "vnd,enum-holder-inst"
+
+include: [base.yaml, "vnd,enum-holder.yaml"]

dts/bindings/test/vnd,enum-holder.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test enum property container
+
+compatible: "vnd,enum-holder"
+
+include: [base.yaml]
+
+properties:
+  val:
+    type: string
+    required: true
+    enum:
+      - "zero"
+      - "one"
+      - "two"

dts/bindings/test/vnd,enum-int-required-false-holder.yaml

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+# Copyright (c) 2020 Linaro Limited
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test enum property container
+
+compatible: "vnd,enum-int-required-false-holder"
+
+include: [base.yaml]
+
+properties:
+  val:
+    type: int
+    required: false
+    enum:
+      - 5
+      - 6
+      - 7
+      - 8

dts/bindings/test/vnd,enum-required-false-holder-inst.yaml

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+# Copyright (c) 2021 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test enum property container (instance based)
+
+compatible: "vnd,enum-required-false-holder-inst"
+
+include: [base.yaml, "vnd,enum-required-false-holder.yaml"]

dts/bindings/test/vnd,enum-required-false-holder.yaml

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+# Copyright (c) 2020 Linaro Limited
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test enum property container
+
+compatible: "vnd,enum-required-false-holder"
+
+include: [base.yaml]
+
+properties:
+  val:
+    type: string
+    required: false
+    enum:
+      - "zero"
+      - "one"
+      - "two"

dts/bindings/test/vnd,gpio-expander-common.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test GPIO node
+
+include: [gpio-controller.yaml, base.yaml]
+
+properties:
+    reg:
+      required: true
+
+    label:
+      required: true
+
+    "#gpio-cells":
+      const: 2
+
+gpio-cells:
+  - pin
+  - flags

dts/bindings/test/vnd,gpio-expander-i2c.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: GPIO expander via I2C
+
+compatible: "vnd,gpio-expander"
+
+include: ["vnd,gpio-expander-common.yaml", i2c-device.yaml]

dts/bindings/test/vnd,gpio-expander-spi.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: GPIO expander via SPI
+
+compatible: "vnd,gpio-expander"
+
+include: ["vnd,gpio-expander-common.yaml", spi-device.yaml]

dts/bindings/test/vnd,gpio-one-cell.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test GPIO node with one cell
+
+compatible: "vnd,gpio-one-cell"
+
+include: [gpio-controller.yaml, base.yaml]
+
+properties:
+    reg:
+      required: true
+
+    label:
+      required: true
+
+    "#gpio-cells":
+      const: 1
+
+gpio-cells:
+  - pin

dts/bindings/test/vnd,gpio.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test GPIO node
+
+compatible: "vnd,gpio"
+
+include: [gpio-controller.yaml, base.yaml]
+
+properties:
+    reg:
+      required: true
+
+    label:
+      required: true
+
+    "#gpio-cells":
+      const: 2
+
+gpio-cells:
+  - pin
+  - flags
+
+foo-cells:
+  - foocell
+
+baz-cells:
+  - bazcell

dts/bindings/test/vnd,great-grandchild-bindings.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: |
+  Test binding for 3 levels of "child-binding".
+
+  Previous versions of Zephyr only allowed up to two levels of
+  "child-binding:" in a YAML file. This file is used to test that the
+  restriction no longer holds.
+
+compatible: "vnd,great-grandchild-bindings"
+
+include: [base.yaml]
+
+child-binding:
+  description: child node, no properties
+
+  child-binding:
+    description: grandchild node, no properties
+
+    child-binding:
+      description: great-grandchild node, ggc-prop property
+
+      properties:
+        ggc-prop:
+          type: int
+          required: true

dts/bindings/test/vnd,i2c-device.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test I2C device
+
+compatible: "vnd,i2c-device"
+
+include: i2c-device.yaml

dts/bindings/test/vnd,i2c-mux.yaml

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+# Copyright (c) 2021 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: |
+  I2C mux
+
+  This is an I2C device that is also (multiple) I2C controllers. We
+  model this as a node which is an I2C device, whose children are I2C
+  controllers, and whose grandchildren are therefore I2C devices.
+
+compatible: "vnd,i2c-mux"
+
+include: "i2c-device.yaml"
+
+child-binding:
+  description: I2C mux controller
+  compatible: "vnd,i2c-mux-controller"
+  include: "i2c-controller.yaml"

dts/bindings/test/vnd,i2c.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test I2C node
+
+compatible: "vnd,i2c"
+
+include: [i2c-controller.yaml, base.yaml]

dts/bindings/test/vnd,intc.yaml

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+# Copyright (c) 2020 Linaro Ltd.
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test Interrupt Controller
+
+compatible: "vnd,intc"
+
+include: [interrupt-controller.yaml, base.yaml]
+
+properties:
+    reg:
+      required: true
+
+    "#interrupt-cells":
+      const: 2
+
+interrupt-cells:
+  - irq
+  - priority

dts/bindings/test/vnd,interrupt-holder.yaml

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+# Copyright (c) 2020 Linaro Ltd.
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test Interrupt Controller
+
+compatible: "vnd,interrupt-holder"
+
+include: [base.yaml]
+
+properties:
+    interrupts:
+      required: true
+
+    interrupt-names:
+      required: true

dts/bindings/test/vnd,mbox-zero-cell.yaml

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+# Copyright (c) 2021, Carlo Caione <ccaione@baylibre.com>
+# SPDX-License-Identifier: Apache-2.0
+
+description: VND MBOX controller (0 cell)
+
+compatible: "vnd,mbox-zero-cell"
+
+properties:
+  label:
+    type: string
+    required: true

dts/bindings/test/vnd,mbox.yaml

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+# Copyright (c) 2021, Carlo Caione <ccaione@baylibre.com>
+# SPDX-License-Identifier: Apache-2.0
+
+description: VND MBOX controller
+
+compatible: "vnd,mbox"
+
+include: mailbox-controller.yaml
+
+properties:
+  label:
+    type: string
+    required: true
+
+mbox-cells:
+  - channel

dts/bindings/test/vnd,pcie.yaml

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+# Copyright (c) 2021 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test PCIe bus controller
+
+compatible: vnd,pcie
+
+include: base.yaml
+
+bus: pcie

dts/bindings/test/vnd,phandle-holder.yaml

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+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test phandle property container
+
+compatible: "vnd,phandle-holder"
+
+include: [base.yaml]
+
+properties:
+  ph: {type: "phandle"}
+  phs: {type: "phandles"}
+  phs-or: {type: "phandles"}
+  pha-gpios: {type: "phandle-array"}
+  gpios: {type: "phandle-array"}
+  foos: {type: "phandle-array"}
+  foo-names: {type: "string-array"}
+  pwms: {type: "phandle-array"}
+  pwm-names: {type: "string-array"}
+  bar:
+    type: "phandle-array"
+    specifier-space: baz
+  baz-names: {type: "string-array"}

dts/bindings/test/vnd,pinctrl-device.yaml

@@ -0,0 +1,8 @@
+# Copyright (c) 2021 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test device for pin controller.
+
+compatible: "vnd,pinctrl-device"
+
+include: [base.yaml, pinctrl-device.yaml]

dts/bindings/test/vnd,pinctrl-test.yaml

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+# Copyright (c) 2021 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: |
+    Test pin controller.
+
+compatible: "vnd,pinctrl-test"
+
+include:
+    - name: base.yaml
+    - name: pincfg-node-group.yaml
+      child-binding:
+        child-binding:
+          property-allowlist:
+            - bias-pull-down
+            - bias-pull-up
+
+child-binding:
+  description: |
+    Test pin controller pin configuration nodes. Each node is composed by one or
+    more groups, each defining the configuration for a set of pins.
+
+  child-binding:
+    description: |
+      Test pin controller pin configuration group. Each group contains a list of
+      pins sharing the same set of properties. Example:
+
+      /* node representing default state for test_device0 */
+      test_device0_default: test_device0_default {
+        /* group 1 (name is arbitrary) */
+        pins1 {
+          /* configure pins 0 and 1 */
+          pins = <0>, <1>;
+          /* both pins 0 and 1 have pull-up enabled */
+          bias-pull-up;
+        };
+        ...
+        /* group N (name is arbitrary) */
+        pinsN {
+          /* configure pin M */
+          pins = <M>;
+          /* pin M has pull-down enabled */
+          bias-pull-down;
+        };
+      };
+
+      The list of supported standard properties:
+
+      - bias-pull-up: Enable pull-up resistor.
+      - bias-pull-down: Enable pull-down resistor.
+
+    properties:
+      pins:
+        required: true
+        type: array
+        description: |
+          An array of pins sharing the same group properties. Each entry is a
+          32-bit integer that is just used to identify the entry for testing
+          purposes.

dts/bindings/test/vnd,pinctrl.yaml

@@ -0,0 +1,8 @@
+# Copyright (c) 2021 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test pin controller node
+
+compatible: "vnd,pinctrl"
+
+include: pincfg-node.yaml

dts/bindings/test/vnd,pwm.yaml

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+# Copyright (c) 2020, Linaro Limited
+# SPDX-License-Identifier: Apache-2.0
+
+description: VND PWM controller
+
+compatible: "vnd,pwm"
+
+include: [pwm-controller.yaml, base.yaml]
+
+properties:
+    reg:
+      required: true
+
+    "#pwm-cells":
+      const: 3
+
+pwm-cells:
+  - channel
+  - period
+  - flags

dts/bindings/test/vnd,reg-holder.yaml

@@ -0,0 +1,18 @@
+# Copyright (c) 2020 Linaro Ltd.
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test register property container
+
+compatible: "vnd,reg-holder"
+
+include: [base.yaml]
+
+properties:
+    reg:
+      required: true
+
+    reg-names:
+      required: true
+
+    misc-prop:
+      type: int

dts/bindings/test/vnd,serial.yaml

@@ -0,0 +1,13 @@
+description: Test serial port
+
+compatible: "vnd,serial"
+
+include: uart-controller.yaml
+
+properties:
+    reg:
+      required: true
+
+    baud-rate:
+      type: int
+      required: false

dts/bindings/test/vnd,spi-device-2.yaml

@@ -0,0 +1,8 @@
+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test SPI device 2
+
+compatible: "vnd,spi-device-2"
+
+include: spi-device.yaml

dts/bindings/test/vnd,spi-device.yaml

@@ -0,0 +1,8 @@
+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test SPI device
+
+compatible: "vnd,spi-device"
+
+include: spi-device.yaml

dts/bindings/test/vnd,spi.yaml

@@ -0,0 +1,8 @@
+# Copyright (c) 2020 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test SPI node
+
+compatible: "vnd,spi"
+
+include: [spi-controller.yaml, base.yaml]