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83 lines
2.0 KiB
83 lines
2.0 KiB
# 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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$id: http://devicetree.org/schemas/ata/imx-sata.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Freescale i.MX AHCI SATA Controller |
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maintainers: |
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- Shawn Guo <[email protected]> |
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description: | |
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The Freescale i.MX SATA controller mostly conforms to the AHCI interface |
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with some special extensions at integration level. |
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properties: |
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compatible: |
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enum: |
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- fsl,imx53-ahci |
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- fsl,imx6q-ahci |
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- fsl,imx6qp-ahci |
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reg: |
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maxItems: 1 |
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interrupts: |
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maxItems: 1 |
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clocks: |
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items: |
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- description: sata clock |
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- description: sata reference clock |
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- description: ahb clock |
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clock-names: |
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items: |
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- const: sata |
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- const: sata_ref |
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- const: ahb |
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fsl,transmit-level-mV: |
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$ref: /schemas/types.yaml#/definitions/uint32 |
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description: transmit voltage level, in millivolts. |
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fsl,transmit-boost-mdB: |
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$ref: /schemas/types.yaml#/definitions/uint32 |
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description: transmit boost level, in milli-decibels. |
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fsl,transmit-atten-16ths: |
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$ref: /schemas/types.yaml#/definitions/uint32 |
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description: transmit attenuation, in 16ths. |
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fsl,receive-eq-mdB: |
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$ref: /schemas/types.yaml#/definitions/uint32 |
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description: receive equalisation, in milli-decibels. |
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fsl,no-spread-spectrum: |
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$ref: /schemas/types.yaml#/definitions/flag |
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description: if present, disable spread-spectrum clocking on the SATA link. |
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required: |
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- compatible |
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- reg |
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- interrupts |
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- clocks |
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- clock-names |
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additionalProperties: false |
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examples: |
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- | |
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#include <dt-bindings/clock/imx6qdl-clock.h> |
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#include <dt-bindings/interrupt-controller/arm-gic.h> |
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sata@2200000 { |
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compatible = "fsl,imx6q-ahci"; |
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reg = <0x02200000 0x4000>; |
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interrupts = <0 39 IRQ_TYPE_LEVEL_HIGH>; |
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clocks = <&clks IMX6QDL_CLK_SATA>, |
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<&clks IMX6QDL_CLK_SATA_REF_100M>, |
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<&clks IMX6QDL_CLK_AHB>; |
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clock-names = "sata", "sata_ref", "ahb"; |
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};
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