# Copyright (c) 2023 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com>
# SPDX-License-Identifier: Apache-2.0

description: |
  Raspberry Pi Pico GPIO

  channel: Select channel for data transmitting

  slot: Select peripheral data request
    Use the definitions defined in `zephyr/dt-bindings/dma/rpi_pico_dma.h`.

  channel-config: A 32bit mask specifying the DMA channel configuration
    - bit 3: Enable Quiet IRQ
    - bit 1: Enable Byte Swap
    - bit 0: Enable High Priority

compatible: "raspberrypi,pico-dma"

include: [dma-controller.yaml, reset-device.yaml]

properties:
  reg:
    required: true

  interrupts:
    required: true

  dma-channels:
    required: true

  irq0-channels:
    type: uint8-array
    default: [0, 2, 4, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30]
    description: Channels list that uses the irq0

  "#dma-cells":
    const: 3

dma-cells:
  - channel
  - slot
  - channel-config