mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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05c6f31991
Remove trailing whitespace which hurts my eyes.
Fixes: 65ad0d068c ("dt-bindings: phy: Convert apm,xgene-phy to DT schema")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/5b8e9b4f645bcac9d50059e513abba4db7e1aaea.1750771156.git.geert+renesas@glider.be
Signed-off-by: Vinod Koul <vkoul@kernel.org>
170 lines
4.2 KiB
YAML
170 lines
4.2 KiB
YAML
# 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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$id: http://devicetree.org/schemas/phy/apm,xgene-phy.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: APM X-Gene 15Gbps Multi-purpose PHY
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maintainers:
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- Khuong Dinh <khuong@os.amperecomputing.com>
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description:
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PHY nodes are defined to describe on-chip 15Gbps Multi-purpose PHY. Each
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PHY (pair of lanes) has its own node.
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properties:
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compatible:
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items:
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- const: apm,xgene-phy
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reg:
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maxItems: 1
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'#phy-cells':
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description:
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Possible values are 0 (SATA), 1 (SGMII), 2 (PCIe), 3 (USB), and 4 (XFI).
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const: 1
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clocks:
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maxItems: 1
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apm,tx-eye-tuning:
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description:
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Manual control to fine tune the capture of the serial bit lines from the
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automatic calibrated position. Two set of 3-tuple setting for each
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supported link speed on the host. Range from 0 to 127 in unit of one bit
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period.
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$ref: /schemas/types.yaml#/definitions/uint32-matrix
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minItems: 2
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maxItems: 2
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items:
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minItems: 3
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maxItems: 3
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items:
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minimum: 0
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maximum: 127
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default: 10
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apm,tx-eye-direction:
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description:
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Eye tuning manual control direction. 0 means sample data earlier than the
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nominal sampling point. 1 means sample data later than the nominal
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sampling point. Two set of 3-tuple setting for each supported link speed
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on the host.
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$ref: /schemas/types.yaml#/definitions/uint32-matrix
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minItems: 2
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maxItems: 2
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items:
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minItems: 3
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maxItems: 3
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items:
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enum: [0, 1]
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default: 0
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apm,tx-boost-gain:
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description:
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Frequency boost AC (LSB 3-bit) and DC (2-bit) gain control. Two set of
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3-tuple setting for each supported link speed on the host. Range is
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between 0 to 31 in unit of dB. Default is 3.
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$ref: /schemas/types.yaml#/definitions/uint32-matrix
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minItems: 2
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maxItems: 2
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items:
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minItems: 3
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maxItems: 3
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items:
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minimum: 0
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maximum: 31
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apm,tx-amplitude:
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description:
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Amplitude control. Two set of 3-tuple setting for each supported link
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speed on the host. Range is between 0 to 199500 in unit of uV.
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$ref: /schemas/types.yaml#/definitions/uint32-matrix
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minItems: 2
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maxItems: 2
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items:
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minItems: 3
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maxItems: 3
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items:
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minimum: 0
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maximum: 199500
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default: 199500
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apm,tx-pre-cursor1:
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description:
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1st pre-cursor emphasis taps control. Two set of 3-tuple setting for
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each supported link speed on the host. Range is 0 to 273000 in unit of
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uV.
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$ref: /schemas/types.yaml#/definitions/uint32-matrix
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minItems: 2
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maxItems: 2
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items:
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minItems: 3
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maxItems: 3
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items:
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minimum: 0
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maximum: 273000
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default: 0
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apm,tx-pre-cursor2:
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description:
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2nd pre-cursor emphasis taps control. Two set of 3-tuple setting for
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each supported link speed on the host. Range is 0 to 127400 in unit uV.
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$ref: /schemas/types.yaml#/definitions/uint32-matrix
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minItems: 2
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maxItems: 2
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items:
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minItems: 3
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maxItems: 3
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items:
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minimum: 0
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maximum: 127400
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default: 0
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apm,tx-post-cursor:
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description: |
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Post-cursor emphasis taps control. Two set of 3-tuple setting for Gen1,
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Gen2, and Gen3 link speeds. Range is between 0 to 31 in unit of 18.2mV.
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$ref: /schemas/types.yaml#/definitions/uint32-matrix
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minItems: 2
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maxItems: 2
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items:
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minItems: 3
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maxItems: 3
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items:
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minimum: 0
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maximum: 31
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default: 0xf
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apm,tx-speed:
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description: >
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Tx operating speed. One set of 3-tuple for each supported link speed on
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the host:
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0 = 1-2Gbps
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1 = 2-4Gbps (1st tuple default)
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2 = 4-8Gbps
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3 = 8-15Gbps (2nd tuple default)
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4 = 2.5-4Gbps
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5 = 4-5Gbps
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6 = 5-6Gbps
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7 = 6-16Gbps (3rd tuple default).
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$ref: /schemas/types.yaml#/definitions/uint32-array
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minItems: 3
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maxItems: 3
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items:
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maximum: 7
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additionalProperties: false
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examples:
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- |
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phy@1f21a000 {
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compatible = "apm,xgene-phy";
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reg = <0x1f21a000 0x100>;
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#phy-cells = <1>;
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};
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