xref: /openbmc/linux/Documentation/devicetree/bindings/mtd/mediatek,nand-ecc-engine.yaml (revision 70d3cf76)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/mtd/mediatek,nand-ecc-engine.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: MediaTek(MTK) SoCs NAND ECC engine

maintainers:
  - Xiangsheng Hou <xiangsheng.hou@mediatek.com>

description: |
  MTK NAND ECC engine can cowork with MTK raw NAND and SPI NAND controller.

properties:
  compatible:
    enum:
      - mediatek,mt2701-ecc
      - mediatek,mt2712-ecc
      - mediatek,mt7622-ecc
      - mediatek,mt7986-ecc

  reg:
    items:
      - description: Base physical address and size of ECC.

  interrupts:
    items:
      - description: ECC interrupt

  clocks:
    maxItems: 1

  clock-names:
    const: nfiecc_clk

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

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/mt2701-clk.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/interrupt-controller/irq.h>

    soc {
        #address-cells = <2>;
        #size-cells = <2>;

        bch: ecc@1100e000 {
            compatible = "mediatek,mt2701-ecc";
            reg = <0 0x1100e000 0 0x1000>;
            interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_LOW>;
            clocks = <&pericfg CLK_PERI_NFI_ECC>;
            clock-names = "nfiecc_clk";
        };
    };