Commit 2f86102b authored by Miquel Raynal's avatar Miquel Raynal
Browse files

dt-bindings: mtd: pl353-nand: Describe this hardware controller 



Add a yaml description of this NAND controller which is described as a
subnode of the SMC bus.

Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/linux-mtd/20210610082040.2075611-18-miquel.raynal@bootlin.com
parent d70c6b02

Documentation/devicetree/bindings/mtd/arm,pl353-nand-r2p1.yaml

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/mtd/arm,pl353-nand-r2p1.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#



title: PL353 NAND Controller device tree bindings



allOf:

  - $ref: "nand-controller.yaml"



maintainers:

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

  - Naga Sureshkumar Relli <naga.sureshkumar.relli@xilinx.com>



properties:

  compatible:

    items:

      - const: arm,pl353-nand-r2p1



  reg:

    items:

      - items:

          - description: CS with regard to the parent ranges property

          - description: Offset of the memory region requested by the device

          - description: Length of the memory region requested by the device



required:

  - compatible

  - reg



unevaluatedProperties: false



examples:

  - |

    smcc: memory-controller@e000e000 {

      compatible = "arm,pl353-smc-r2p1", "arm,primecell";

      reg = <0xe000e000 0x0001000>;

      clock-names = "memclk", "apb_pclk";

      clocks = <&clkc 11>, <&clkc 44>;

      ranges = <0x0 0x0 0xe1000000 0x1000000 /* Nand CS region */

                0x1 0x0 0xe2000000 0x2000000 /* SRAM/NOR CS0 region */

                0x2 0x0 0xe4000000 0x2000000>; /* SRAM/NOR CS1 region */

      #address-cells = <2>;

      #size-cells = <1>;



      nfc0: nand-controller@0,0 {

        compatible = "arm,pl353-nand-r2p1";

        reg = <0 0 0x1000000>;

        #address-cells = <1>;

        #size-cells = <0>;

      };

    };