84 строки
2.0 KiB
YAML
84 строки
2.0 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/ata/imx-sata.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Freescale i.MX AHCI SATA Controller
|
|
|
|
maintainers:
|
|
- Shawn Guo <shawn.guo@linaro.org>
|
|
|
|
description: |
|
|
The Freescale i.MX SATA controller mostly conforms to the AHCI interface
|
|
with some special extensions at integration level.
|
|
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- fsl,imx53-ahci
|
|
- fsl,imx6q-ahci
|
|
- fsl,imx6qp-ahci
|
|
|
|
reg:
|
|
maxItems: 1
|
|
|
|
interrupts:
|
|
maxItems: 1
|
|
|
|
clocks:
|
|
items:
|
|
- description: sata clock
|
|
- description: sata reference clock
|
|
- description: ahb clock
|
|
|
|
clock-names:
|
|
items:
|
|
- const: sata
|
|
- const: sata_ref
|
|
- const: ahb
|
|
|
|
fsl,transmit-level-mV:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: transmit voltage level, in millivolts.
|
|
|
|
fsl,transmit-boost-mdB:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: transmit boost level, in milli-decibels.
|
|
|
|
fsl,transmit-atten-16ths:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: transmit attenuation, in 16ths.
|
|
|
|
fsl,receive-eq-mdB:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
description: receive equalisation, in milli-decibels.
|
|
|
|
fsl,no-spread-spectrum:
|
|
$ref: /schemas/types.yaml#/definitions/flag
|
|
description: if present, disable spread-spectrum clocking on the SATA link.
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
- interrupts
|
|
- clocks
|
|
- clock-names
|
|
|
|
additionalProperties: false
|
|
|
|
examples:
|
|
- |
|
|
#include <dt-bindings/clock/imx6qdl-clock.h>
|
|
#include <dt-bindings/interrupt-controller/arm-gic.h>
|
|
|
|
sata@2200000 {
|
|
compatible = "fsl,imx6q-ahci";
|
|
reg = <0x02200000 0x4000>;
|
|
interrupts = <0 39 IRQ_TYPE_LEVEL_HIGH>;
|
|
clocks = <&clks IMX6QDL_CLK_SATA>,
|
|
<&clks IMX6QDL_CLK_SATA_REF_100M>,
|
|
<&clks IMX6QDL_CLK_AHB>;
|
|
clock-names = "sata", "sata_ref", "ahb";
|
|
};
|