xref: /freebsd/sys/contrib/device-tree/Bindings/spi/amlogic,a4-spisg.yaml (revision 833e5d42ab135b0238e61c5b3c19b8619677cbfa)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) 2025 Amlogic, Inc. All rights reserved
%YAML 1.2
---
$id: http://devicetree.org/schemas/spi/amlogic,a4-spisg.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Amlogic SPI Scatter-Gather Controller

maintainers:
  - Xianwei Zhao <xianwei.zhao@amlogic.com>
  - Sunny Luo <sunny.luo@amlogic.com>

allOf:
  - $ref: spi-controller.yaml#

properties:
  compatible:
    const: amlogic,a4-spisg

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 2

  clock-names:
    items:
      - const: core
      - const: pclk

  resets:
    maxItems: 1

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    spi@50000 {
        compatible = "amlogic,a4-spisg";
        reg = <0x50000 0x38>;
        interrupts = <GIC_SPI 183 IRQ_TYPE_LEVEL_HIGH>;
        clocks = <&clkc 37>,
                 <&clkc 93>;
        clock-names = "core", "pclk";
        #address-cells = <1>;
        #size-cells = <0>;
    };