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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/ata/snps,dwc-ahci.yaml
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

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%YAML 1.2

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---

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$id: http://devicetree.org/schemas/ata/snps,dwc-ahci.yaml#

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

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title: Synopsys DWC AHCI SATA controller

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maintainers:

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  - Serge Semin <fancer.lancer@gmail.com>

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description:

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  This document defines device tree bindings for the generic Synopsys DWC

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  implementation of the AHCI SATA controller.

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select:

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  properties:

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    compatible:

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      enum:

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        - snps,dwc-ahci

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        - snps,spear-ahci

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  required:

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    - compatible

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allOf:

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  - $ref: snps,dwc-ahci-common.yaml#

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properties:

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  compatible:

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    oneOf:

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      - description: Synopsys AHCI SATA-compatible devices

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        const: snps,dwc-ahci

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      - description: SPEAr1340 AHCI SATA device

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        const: snps,spear-ahci

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patternProperties:

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  "^sata-port@[0-9a-e]$":

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    $ref: /schemas/ata/snps,dwc-ahci-common.yaml#/$defs/dwc-ahci-port

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    unevaluatedProperties: false

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required:

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  - compatible

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  - reg

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  - interrupts

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unevaluatedProperties: false

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examples:

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  - |

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    #include <dt-bindings/interrupt-controller/arm-gic.h>

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    #include <dt-bindings/ata/ahci.h>

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    sata@122f0000 {

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      compatible = "snps,dwc-ahci";

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      reg = <0x122F0000 0x1ff>;

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      #address-cells = <1>;

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      #size-cells = <0>;

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      interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;

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      clocks = <&clock1>, <&clock2>;

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      clock-names = "aclk", "ref";

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      phys = <&sata_phy>;

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      phy-names = "sata-phy";

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      ports-implemented = <0x1>;

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      sata-port@0 {

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        reg = <0>;

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        hba-port-cap = <HBA_PORT_FBSCP>;

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        snps,tx-ts-max = <512>;

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        snps,rx-ts-max = <512>;

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      };

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    };

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...

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