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Diffstat (limited to 'Documentation/devicetree/bindings/ata/sata-common.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/ata/sata-common.yaml | 57 |
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diff --git a/Documentation/devicetree/bindings/ata/sata-common.yaml b/Documentation/devicetree/bindings/ata/sata-common.yaml new file mode 100644 index 000000000..58c9342b9 --- /dev/null +++ b/Documentation/devicetree/bindings/ata/sata-common.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ata/sata-common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Common Properties for Serial AT attachment (SATA) controllers + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +description: | + This document defines device tree properties common to most Serial + AT attachment (SATA) storage devices. It doesn't constitute a device tree + binding specification by itself but is meant to be referenced by device + tree bindings. + + The SATA controller-specific device tree bindings are responsible for + defining whether each property is required or optional. + +properties: + $nodename: + pattern: "^sata(@.*)?$" + description: + Specifies the host controller node. SATA host controller nodes are named + "sata" + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + dma-coherent: true + +patternProperties: + "^sata-port@[0-9a-e]$": + $ref: '#/$defs/sata-port' + description: | + DT nodes for ports connected on the SATA host. The SATA port + nodes will be named "sata-port". + +additionalProperties: true + +$defs: + sata-port: + type: object + + properties: + reg: + minimum: 0 + description: + The ID number of the SATA port. Aside with being directly used, + each port can have a Port Multiplier attached thus allowing to + access more than one drive by means of a single SATA port. + +... |