xref: /freebsd-src/sys/contrib/device-tree/Bindings/mtd/mxicy,nand-ecc-engine.yaml (revision 7ef62cebc2f965b0f640263e179276928885e33d)

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

title: Macronix NAND ECC engine

maintainers:
  - Miquel Raynal <miquel.raynal@bootlin.com>

properties:
  compatible:
    const: mxicy,nand-ecc-engine-rev3

  reg:
    maxItems: 1

  clocks:
    maxItems: 1

  interrupts:
    maxItems: 1

required:
  - compatible
  - reg

additionalProperties: false

examples:
  - |
    /* External configuration */
    spi_controller0: spi@43c30000 {
        compatible = "mxicy,mx25f0a-spi";
        reg = <0x43c30000 0x10000>, <0xa0000000 0x4000000>;
        reg-names = "regs", "dirmap";
        clocks = <&clkwizard 0>, <&clkwizard 1>, <&clkc 15>;
        clock-names = "send_clk", "send_dly_clk", "ps_clk";
        #address-cells = <1>;
        #size-cells = <0>;

        flash@0 {
            compatible = "spi-nand";
            reg = <0>;
            nand-ecc-engine = <&ecc_engine0>;
        };
    };

    ecc_engine0: ecc@43c40000 {
        compatible = "mxicy,nand-ecc-engine-rev3";
        reg = <0x43c40000 0x10000>;
    };

  - |
    /* Pipelined configuration */
    spi_controller1: spi@43c30000 {
        compatible = "mxicy,mx25f0a-spi";
        reg = <0x43c30000 0x10000>, <0xa0000000 0x4000000>;
        reg-names = "regs", "dirmap";
        clocks = <&clkwizard 0>, <&clkwizard 1>, <&clkc 15>;
        clock-names = "send_clk", "send_dly_clk", "ps_clk";
        #address-cells = <1>;
        #size-cells = <0>;
        nand-ecc-engine = <&ecc_engine1>;

        flash@0 {
            compatible = "spi-nand";
            reg = <0>;
            nand-ecc-engine = <&spi_controller1>;
        };
    };

    ecc_engine1: ecc@43c40000 {
        compatible = "mxicy,nand-ecc-engine-rev3";
        reg = <0x43c40000 0x10000>;
    };