dts/arm/yaml/arm_cortex_m4_nvic.yaml

---
title: ARM Cortex M4 NVIC Interrupt Controller
version: 0.1

description: >
    This binding describes the ARM Cortex M4 NVIC IRQ controller

properties:
  - compatible:
      category: required
      type: string
      description: compatible strings
      constraint: "arm,armv7m-nvic"

  - reg:
      category: required
      type: int
      description: mmio register space
      generation: define

  - num-irq-prio-bits:
      category: required
      type: int
      description: number of bits of IRQ priorities
      generation: define

  - num-irqs:
      category: required
      type: int
      description: number of interrupts controlled by controller
      generation: define

cell_string: IRQ

"#cells":
  - irq
...