UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

dt: ar803x: document SmartEEE properties 

The SmartEEE feature of Atheros AR803x PHYs can cause the link to
bounce. Add DT properties to allow SmartEEE to be disabled, and to
allow the Tw parameters for 100M and 1G links to be configured.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Russell King 2021-01-14 10:45:44 +00:00 committed by Jakub Kicinski
parent 1d9f03c0a1
commit 623c13295c
1 changed files with 16 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
Documentation/devicetree/bindings/net/qca,ar803x.yaml
View File

@ -28,6 +28,10 @@ properties:
$ref: /schemas/types.yaml#/definitions/uint32 $ref: /schemas/types.yaml#/definitions/uint32
enum: [0, 1, 2] enum: [0, 1, 2]
qca,disable-smarteee:
description: Disable Atheros SmartEEE feature.
type: boolean
qca,keep-pll-enabled: qca,keep-pll-enabled:
description: | description: |
If set, keep the PLL enabled even if there is no link. Useful if you If set, keep the PLL enabled even if there is no link. Useful if you
@ -36,6 +40,18 @@ properties:
Only supported on the AR8031. Only supported on the AR8031.
type: boolean type: boolean
qca,smarteee-tw-us-100m:
description: EEE Tw parameter for 100M links.
$ref: /schemas/types.yaml#/definitions/uint32
minimum: 1
maximum: 255
qca,smarteee-tw-us-1g:
description: EEE Tw parameter for gigabit links.
$ref: /schemas/types.yaml#/definitions/uint32
minimum: 1
maximum: 255
vddio-supply: vddio-supply:
description: | description: |
RGMII I/O voltage regulator (see regulator/regulator.yaml). RGMII I/O voltage regulator (see regulator/regulator.yaml).